From 24d617b298eee99c5456c2c3ce5feb6ee0d85be5 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Tim=20D=C3=BCsterhus?= Date: Mon, 31 Oct 2016 14:53:29 +0100 Subject: [PATCH] Partially revert "Update scssphp to 0.6.6" This partially reverts commit 0300f0d2a8f585744f9e4e5ae3c163c13adbec49. Only the changes to the compiler have been reverted, the changes to the .scss file have been preserved. --- .../files/lib/system/style/scssphp/LICENSE.md | 20 - .../lib/system/style/scssphp/classmap.php | 63 + .../lib/system/style/scssphp/scss.inc.php | 15 +- .../system/style/scssphp/src/Base/Range.php | 2 +- .../lib/system/style/scssphp/src/Block.php | 60 - .../lib/system/style/scssphp/src/Colors.php | 9 +- .../lib/system/style/scssphp/src/Compiler.php | 2332 ++++++----------- .../scssphp/src/Compiler/Environment.php | 40 - .../src/Exception/CompilerException.php | 21 - .../scssphp/src/Exception/ParserException.php | 21 - .../scssphp/src/Exception/ServerException.php | 21 - .../system/style/scssphp/src/Formatter.php | 91 +- .../style/scssphp/src/Formatter/Compact.php | 5 +- .../scssphp/src/Formatter/Compressed.php | 37 +- .../style/scssphp/src/Formatter/Crunched.php | 26 +- .../style/scssphp/src/Formatter/Debug.php | 119 - .../style/scssphp/src/Formatter/Expanded.php | 16 +- .../style/scssphp/src/Formatter/Nested.php | 161 +- .../scssphp/src/Formatter/OutputBlock.php | 50 - .../lib/system/style/scssphp/src/Node.php | 40 - .../system/style/scssphp/src/Node/Number.php | 329 --- .../lib/system/style/scssphp/src/Parser.php | 1331 +++++----- .../lib/system/style/scssphp/src/Server.php | 59 +- .../lib/system/style/scssphp/src/Type.php | 69 - .../lib/system/style/scssphp/src/Util.php | 2 +- .../lib/system/style/scssphp/src/Version.php | 2 +- 26 files changed, 1605 insertions(+), 3336 deletions(-) delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/LICENSE.md create mode 100644 wcfsetup/install/files/lib/system/style/scssphp/classmap.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Block.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Compiler/Environment.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Exception/CompilerException.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ParserException.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ServerException.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Debug.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/OutputBlock.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Node.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Node/Number.php delete mode 100644 wcfsetup/install/files/lib/system/style/scssphp/src/Type.php diff --git a/wcfsetup/install/files/lib/system/style/scssphp/LICENSE.md b/wcfsetup/install/files/lib/system/style/scssphp/LICENSE.md deleted file mode 100644 index 2f5412f9b5..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/LICENSE.md +++ /dev/null @@ -1,20 +0,0 @@ -Copyright (c) 2015 Leaf Corcoran, http://leafo.github.io/scssphp - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/wcfsetup/install/files/lib/system/style/scssphp/classmap.php b/wcfsetup/install/files/lib/system/style/scssphp/classmap.php new file mode 100644 index 0000000000..2d8a52b8e5 --- /dev/null +++ b/wcfsetup/install/files/lib/system/style/scssphp/classmap.php @@ -0,0 +1,63 @@ + */ diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Block.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Block.php deleted file mode 100644 index 6b972a1b98..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Block.php +++ /dev/null @@ -1,60 +0,0 @@ - - */ -class Block -{ - /** - * @var string - */ - public $type; - - /** - * @var \Leafo\ScssPhp\Block - */ - public $parent; - - /** - * @var integer - */ - public $sourceIndex; - - /** - * @var integer - */ - public $sourceLine; - - /** - * @var integer - */ - public $sourceColumn; - - /** - * @var array - */ - public $selectors; - - /** - * @var array - */ - public $comments; - - /** - * @var array - */ - public $children; -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Colors.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Colors.php index ff48c199ee..dd32be2146 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Colors.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Colors.php @@ -22,10 +22,8 @@ class Colors * CSS Colors * * @see http://www.w3.org/TR/css3-color - * - * @var array */ - public static $cssColors = [ + public static $cssColors = array( 'aliceblue' => '240,248,255', 'antiquewhite' => '250,235,215', 'aqua' => '0,255,255', @@ -145,7 +143,6 @@ class Colors 'plum' => '221,160,221', 'powderblue' => '176,224,230', 'purple' => '128,0,128', - 'rebeccapurple' => '102,51,153', 'red' => '255,0,0', 'rosybrown' => '188,143,143', 'royalblue' => '65,105,225', @@ -174,6 +171,6 @@ class Colors 'white' => '255,255,255', 'whitesmoke' => '245,245,245', 'yellow' => '255,255,0', - 'yellowgreen' => '154,205,50', - ]; + 'yellowgreen' => '154,205,50' + ); } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler.php index 592f53b93b..bef345bc6c 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler.php @@ -12,13 +12,7 @@ namespace Leafo\ScssPhp; use Leafo\ScssPhp\Base\Range; -use Leafo\ScssPhp\Block; use Leafo\ScssPhp\Colors; -use Leafo\ScssPhp\Compiler\Environment; -use Leafo\ScssPhp\Exception\CompilerException; -use Leafo\ScssPhp\Formatter\OutputBlock; -use Leafo\ScssPhp\Node; -use Leafo\ScssPhp\Type; use Leafo\ScssPhp\Parser; use Leafo\ScssPhp\Util; @@ -59,99 +53,82 @@ class Compiler const LINE_COMMENTS = 1; const DEBUG_INFO = 2; - const WITH_RULE = 1; - const WITH_MEDIA = 2; - const WITH_SUPPORTS = 4; - const WITH_ALL = 7; - /** * @var array */ - static protected $operatorNames = [ - '+' => 'add', - '-' => 'sub', - '*' => 'mul', - '/' => 'div', - '%' => 'mod', - - '==' => 'eq', - '!=' => 'neq', - '<' => 'lt', - '>' => 'gt', - - '<=' => 'lte', - '>=' => 'gte', - '<=>' => 'cmp', - ]; + static protected $operatorNames = array( + '+' => 'add', + '-' => 'sub', + '*' => 'mul', + '/' => 'div', + '%' => 'mod', + + '==' => 'eq', + '!=' => 'neq', + '<' => 'lt', + '>' => 'gt', + + '<=' => 'lte', + '>=' => 'gte', + ); /** * @var array */ - static protected $namespaces = [ - 'special' => '%', - 'mixin' => '@', + static protected $namespaces = array( + 'special' => '%', + 'mixin' => '@', 'function' => '^', - ]; - - static public $true = [Type::T_KEYWORD, 'true']; - static public $false = [Type::T_KEYWORD, 'false']; - static public $null = [Type::T_NULL]; - static public $nullString = [Type::T_STRING, '', []]; - static public $defaultValue = [Type::T_KEYWORD, '']; - static public $selfSelector = [Type::T_SELF]; - static public $emptyList = [Type::T_LIST, '', []]; - static public $emptyMap = [Type::T_MAP, [], []]; - static public $emptyString = [Type::T_STRING, '"', []]; - static public $with = [Type::T_KEYWORD, 'with']; - static public $without = [Type::T_KEYWORD, 'without']; - - protected $importPaths = ['']; - protected $importCache = []; - protected $importedFiles = []; - protected $userFunctions = []; - protected $registeredVars = []; - protected $registeredFeatures = [ - 'extend-selector-pseudoclass' => false, - 'at-error' => true, - 'units-level-3' => false, - 'global-variable-shadowing' => false, - ]; - - protected $encoding = null; + ); + + /** + * @var array + */ + static protected $unitTable = array( + 'in' => array( + 'in' => 1, + 'pt' => 72, + 'pc' => 6, + 'cm' => 2.54, + 'mm' => 25.4, + 'px' => 96, + 'q' => 101.6, + ) + ); + + static public $true = array('keyword', 'true'); + static public $false = array('keyword', 'false'); + static public $null = array('null'); + static public $defaultValue = array('keyword', ''); + static public $selfSelector = array('self'); + static public $emptyList = array('list', '', array()); + static public $emptyMap = array('map', array(), array()); + static public $emptyString = array('string', '"', array()); + + protected $importPaths = array(''); + protected $importCache = array(); + protected $userFunctions = array(); + protected $registeredVars = array(); + + protected $numberPrecision = 5; protected $lineNumberStyle = null; protected $formatter = 'Leafo\ScssPhp\Formatter\Nested'; - protected $rootEnv; - protected $rootBlock; - - protected $env; - protected $scope; - protected $storeEnv; - protected $charsetSeen; - protected $sourceNames; - private $indentLevel; private $commentsSeen; private $extends; private $extendsMap; private $parsedFiles; + private $env; + private $scope; private $parser; - private $sourceIndex; - private $sourceLine; - private $sourceColumn; + private $sourcePos; + private $sourceParser; + private $storeEnv; + private $charsetSeen; private $stderr; private $shouldEvaluate; - private $ignoreErrors; - - /** - * Constructor - */ - public function __construct() - { - $this->parsedFiles = []; - $this->sourceNames = []; - } /** * Compile scss @@ -159,37 +136,32 @@ class Compiler * @api * * @param string $code - * @param string $path + * @param string $name * * @return string */ - public function compile($code, $path = null) + public function compile($code, $name = null) { + $this->indentLevel = -1; + $this->commentsSeen = array(); + $this->extends = array(); + $this->extendsMap = array(); + $this->parsedFiles = array(); + $this->env = null; + $this->scope = null; + + $this->stderr = fopen('php://stderr', 'w'); + $locale = setlocale(LC_NUMERIC, 0); setlocale(LC_NUMERIC, 'C'); - $this->indentLevel = -1; - $this->commentsSeen = []; - $this->extends = []; - $this->extendsMap = []; - $this->sourceIndex = null; - $this->sourceLine = null; - $this->sourceColumn = null; - $this->env = null; - $this->scope = null; - $this->storeEnv = null; - $this->charsetSeen = null; - $this->shouldEvaluate = null; - $this->stderr = fopen('php://stderr', 'w'); - - $this->parser = $this->parserFactory($path); + $this->parser = new Parser($name); + $tree = $this->parser->parse($code); - $this->parser = null; $this->formatter = new $this->formatter(); - $this->rootBlock = null; - $this->rootEnv = $this->pushEnv($tree); + $this->rootEnv = $this->pushEnv($tree); $this->injectVariables($this->registeredVars); $this->compileRoot($tree); $this->popEnv(); @@ -201,23 +173,6 @@ class Compiler return $out; } - /** - * Instantiate parser - * - * @param string $path - * - * @return \Leafo\ScssPhp\Parser - */ - protected function parserFactory($path) - { - $parser = new Parser($path, count($this->sourceNames), $this->encoding); - - $this->sourceNames[] = $path; - $this->addParsedFile($path); - - return $parser; - } - /** * Is self extend? * @@ -240,24 +195,23 @@ class Compiler /** * Push extends * - * @param array $target - * @param array $origin - * @param \stdClass $block + * @param array $target + * @param array $origin */ - protected function pushExtends($target, $origin, $block) + protected function pushExtends($target, $origin) { if ($this->isSelfExtend($target, $origin)) { return; } $i = count($this->extends); - $this->extends[] = [$target, $origin, $block]; + $this->extends[] = array($target, $origin); foreach ($target as $part) { if (isset($this->extendsMap[$part])) { $this->extendsMap[$part][] = $i; } else { - $this->extendsMap[$part] = [$i]; + $this->extendsMap[$part] = array($i); } } } @@ -268,17 +222,17 @@ class Compiler * @param string $type * @param array $selectors * - * @return \Leafo\ScssPhp\Formatter\OutputBlock + * @return \stdClass */ protected function makeOutputBlock($type, $selectors = null) { - $out = new OutputBlock; - $out->type = $type; - $out->lines = []; - $out->children = []; - $out->parent = $this->scope; + $out = new \stdClass; + $out->type = $type; + $out->lines = array(); + $out->children = array(); + $out->parent = $this->scope; $out->selectors = $selectors; - $out->depth = $this->env->depth; + $out->depth = $this->env->depth; return $out; } @@ -286,52 +240,26 @@ class Compiler /** * Compile root * - * @param \Leafo\ScssPhp\Block $rootBlock + * @param \stdClass $rootBlock */ - protected function compileRoot(Block $rootBlock) + protected function compileRoot($rootBlock) { - $this->rootBlock = $this->scope = $this->makeOutputBlock(Type::T_ROOT); + $this->scope = $this->makeOutputBlock('root'); - $this->compileChildrenNoReturn($rootBlock->children, $this->scope); + $this->compileChildren($rootBlock->children, $this->scope); $this->flattenSelectors($this->scope); - $this->missingSelectors(); - } - - /** - * Report missing selectors - */ - protected function missingSelectors() - { - foreach ($this->extends as $extend) { - if (isset($extend[3])) { - continue; - } - - list($target, $origin, $block) = $extend; - - // ignore if !optional - if ($block[2]) { - continue; - } - - $target = implode(' ', $target); - $origin = $this->collapseSelectors($origin); - - $this->sourceLine = $block[Parser::SOURCE_LINE]; - $this->throwError("\"$origin\" failed to @extend \"$target\". The selector \"$target\" was not found."); - } } /** * Flatten selectors * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block - * @param string $parentKey + * @param \stdClass $block + * @parent string $parentKey */ - protected function flattenSelectors(OutputBlock $block, $parentKey = null) + protected function flattenSelectors($block, $parentKey = null) { if ($block->selectors) { - $selectors = []; + $selectors = array(); foreach ($block->selectors as $s) { $selectors[] = $s; @@ -346,18 +274,16 @@ class Compiler // remove duplicates array_walk($selectors, function (&$value) { - $value = serialize($value); + $value = json_encode($value); }); - $selectors = array_unique($selectors); - array_walk($selectors, function (&$value) { - $value = unserialize($value); + $value = json_decode($value); }); } } - $block->selectors = []; + $block->selectors = array(); $placeholderSelector = false; foreach ($selectors as $selector) { @@ -397,42 +323,23 @@ class Compiler } if ($this->matchExtendsSingle($part, $origin)) { - $after = array_slice($selector, $i + 1); $before = array_slice($selector, 0, $i); - - list($before, $nonBreakableBefore) = $this->extractRelationshipFromFragment($before); + $after = array_slice($selector, $i + 1); + $s = count($before); foreach ($origin as $new) { $k = 0; // remove shared parts if ($initial) { - while ($k < $i && isset($new[$k]) && $selector[$k] === $new[$k]) { + while ($k < $s && isset($new[$k]) && $before[$k] === $new[$k]) { $k++; } } - $replacement = []; - $tempReplacement = $k > 0 ? array_slice($new, $k) : $new; - - for ($l = count($tempReplacement) - 1; $l >= 0; $l--) { - $slice = $tempReplacement[$l]; - array_unshift($replacement, $slice); - - if (! $this->isImmediateRelationshipCombinator(end($slice))) { - break; - } - } - - $afterBefore = $l != 0 ? array_slice($tempReplacement, 0, $l) : []; - - // Merge shared direct relationships. - $mergedBefore = $this->mergeDirectRelationships($afterBefore, $nonBreakableBefore); - $result = array_merge( $before, - $mergedBefore, - $replacement, + $k > 0 ? array_slice($new, $k) : $new, $after ); @@ -443,22 +350,14 @@ class Compiler $out[] = $result; // recursively check for more matches - $this->matchExtends($result, $out, count($before) + count($mergedBefore), false); + $this->matchExtends($result, $out, $i, false); // selector sequence merging if (! empty($before) && count($new) > 1) { - $sharedParts = $k > 0 ? array_slice($before, 0, $k) : []; - $postSharedParts = $k > 0 ? array_slice($before, $k) : $before; - - list($injectBetweenSharedParts, $nonBreakable2) = $this->extractRelationshipFromFragment($afterBefore); - $result2 = array_merge( - $sharedParts, - $injectBetweenSharedParts, - $postSharedParts, - $nonBreakable2, - $nonBreakableBefore, - $replacement, + array_slice($new, 0, -1), + $k > 0 ? array_slice($before, $k) : $before, + array_slice($new, -1), $after ); @@ -479,8 +378,8 @@ class Compiler */ protected function matchExtendsSingle($rawSingle, &$outOrigin) { - $counts = []; - $single = []; + $counts = array(); + $single = array(); foreach ($rawSingle as $part) { // matches Number @@ -495,13 +394,6 @@ class Compiler } } - $extendingDecoratedTag = false; - - if (count($single) > 1) { - $matches = null; - $extendingDecoratedTag = preg_match('/^[a-z0-9]+$/i', $single[0], $matches) ? $matches[0] : false; - } - foreach ($single as $part) { if (isset($this->extendsMap[$part])) { foreach ($this->extendsMap[$part] as $idx) { @@ -510,19 +402,17 @@ class Compiler } } - $outOrigin = []; + $outOrigin = array(); $found = false; foreach ($counts as $idx => $count) { - list($target, $origin, /* $block */) = $this->extends[$idx]; + list($target, $origin) = $this->extends[$idx]; // check count if ($count !== count($target)) { continue; } - $this->extends[$idx][3] = true; - $rem = array_diff($single, $target); foreach ($origin as $j => $new) { @@ -531,21 +421,7 @@ class Compiler return false; } - $replacement = end($new); - - // Extending a decorated tag with another tag is not possible. - if ($extendingDecoratedTag && $replacement[0] != $extendingDecoratedTag && - preg_match('/^[a-z0-9]+$/i', $replacement[0]) - ) { - unset($origin[$j]); - continue; - } - - $combined = $this->combineSelectorSingle($replacement, $rem); - - if (count(array_diff($combined, $origin[$j][count($origin[$j]) - 1]))) { - $origin[$j][count($origin[$j]) - 1] = $combined; - } + $origin[$j][count($origin[$j]) - 1] = $this->combineSelectorSingle(end($new), $rem); } $outOrigin = array_merge($outOrigin, $origin); @@ -556,39 +432,6 @@ class Compiler return $found; } - - /** - * Extract a relationship from the fragment. - * - * When extracting the last portion of a selector we will be left with a - * fragment which may end with a direction relationship combinator. This - * method will extract the relationship fragment and return it along side - * the rest. - * - * @param array $fragment The selector fragment maybe ending with a direction relationship combinator. - * @return array The selector without the relationship fragment if any, the relationship fragment. - */ - protected function extractRelationshipFromFragment(array $fragment) - { - $parents = []; - $children = []; - $j = $i = count($fragment); - - for (;;) { - $children = $j != $i ? array_slice($fragment, $j, $i - $j) : []; - $parents = array_slice($fragment, 0, $j); - $slice = end($parents); - - if (empty($slice) || ! $this->isImmediateRelationshipCombinator($slice[0])) { - break; - } - - $j -= 2; - } - - return [$parents, $children]; - } - /** * Combine selector single * @@ -599,28 +442,21 @@ class Compiler */ protected function combineSelectorSingle($base, $other) { - $tag = []; - $out = []; - $wasTag = true; + $tag = null; + $out = array(); - foreach ([$base, $other] as $single) { + foreach (array($base, $other) as $single) { foreach ($single as $part) { - if (preg_match('/^[\[.:#]/', $part)) { - $out[] = $part; - $wasTag = false; - } elseif (preg_match('/^[^_-]/', $part)) { - $tag[] = $part; - $wasTag = true; - } elseif ($wasTag) { - $tag[count($tag) - 1] .= $part; + if (preg_match('/^[^\[.#:]/', $part)) { + $tag = $part; } else { - $out[count($out) - 1] .= $part; + $out[] = $part; } } } - if (count($tag)) { - array_unshift($out, $tag[0]); + if ($tag) { + array_unshift($out, $tag); } return $out; @@ -629,16 +465,16 @@ class Compiler /** * Compile media * - * @param \Leafo\ScssPhp\Block $media + * @param \stdClass $media */ - protected function compileMedia(Block $media) + protected function compileMedia($media) { $this->pushEnv($media); $mediaQuery = $this->compileMediaQuery($this->multiplyMedia($this->env)); if (! empty($mediaQuery)) { - $this->scope = $this->makeOutputBlock(Type::T_MEDIA, [$mediaQuery]); + $this->scope = $this->makeOutputBlock('media', array($mediaQuery)); $parentScope = $this->mediaParent($this->scope); $parentScope->children[] = $this->scope; @@ -649,30 +485,21 @@ class Compiler foreach ($media->children as $child) { $type = $child[0]; - if ($type !== Type::T_BLOCK && - $type !== Type::T_MEDIA && - $type !== Type::T_DIRECTIVE && - $type !== Type::T_IMPORT - ) { + if ($type !== 'block' && $type !== 'media' && $type !== 'directive') { $needsWrap = true; break; } } if ($needsWrap) { - $wrapped = new Block; - $wrapped->sourceIndex = $media->sourceIndex; - $wrapped->sourceLine = $media->sourceLine; - $wrapped->sourceColumn = $media->sourceColumn; - $wrapped->selectors = []; - $wrapped->comments = []; - $wrapped->parent = $media; - $wrapped->children = $media->children; - - $media->children = [[Type::T_BLOCK, $wrapped]]; + $wrapped = (object)array( + 'selectors' => array(), + 'children' => $media->children + ); + $media->children = array(array('block', $wrapped)); } - $this->compileChildrenNoReturn($media->children, $this->scope); + $this->compileChildren($media->children, $this->scope); $this->scope = $this->scope->parent; } @@ -683,14 +510,14 @@ class Compiler /** * Media parent * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $scope + * @param \stdClass $scope * - * @return \Leafo\ScssPhp\Formatter\OutputBlock + * @return \stdClass */ - protected function mediaParent(OutputBlock $scope) + protected function mediaParent($scope) { while (! empty($scope->parent)) { - if (! empty($scope->type) && $scope->type !== Type::T_MEDIA) { + if (! empty($scope->type) && $scope->type !== 'media') { break; } @@ -700,281 +527,22 @@ class Compiler return $scope; } - /** - * Compile directive - * - * @param \Leafo\ScssPhp\Block $block - */ - protected function compileDirective(Block $block) - { - $s = '@' . $block->name; - - if (! empty($block->value)) { - $s .= ' ' . $this->compileValue($block->value); - } - - if ($block->name === 'keyframes' || substr($block->name, -10) === '-keyframes') { - $this->compileKeyframeBlock($block, [$s]); - } else { - $this->compileNestedBlock($block, [$s]); - } - } - - /** - * Compile at-root - * - * @param \Leafo\ScssPhp\Block $block - */ - protected function compileAtRoot(Block $block) - { - $env = $this->pushEnv($block); - $envs = $this->compactEnv($env); - $without = isset($block->with) ? $this->compileWith($block->with) : self::WITH_RULE; - - // wrap inline selector - if ($block->selector) { - $wrapped = new Block; - $wrapped->sourceIndex = $block->sourceIndex; - $wrapped->sourceLine = $block->sourceLine; - $wrapped->sourceColumn = $block->sourceColumn; - $wrapped->selectors = $block->selector; - $wrapped->comments = []; - $wrapped->parent = $block; - $wrapped->children = $block->children; - - $block->children = [[Type::T_BLOCK, $wrapped]]; - } - - $this->env = $this->filterWithout($envs, $without); - $newBlock = $this->spliceTree($envs, $block, $without); - - $saveScope = $this->scope; - $this->scope = $this->rootBlock; - - $this->compileChild($newBlock, $this->scope); - - $this->scope = $saveScope; - $this->env = $this->extractEnv($envs); - - $this->popEnv(); - } - - /** - * Splice parse tree - * - * @param array $envs - * @param \Leafo\ScssPhp\Block $block - * @param integer $without - * - * @return array - */ - private function spliceTree($envs, Block $block, $without) - { - $newBlock = null; - - foreach ($envs as $e) { - if (! isset($e->block)) { - continue; - } - - if ($e->block === $block) { - continue; - } - - if (isset($e->block->type) && $e->block->type === Type::T_AT_ROOT) { - continue; - } - - if ($e->block && $this->isWithout($without, $e->block)) { - continue; - } - - $b = new Block; - $b->sourceIndex = $e->block->sourceIndex; - $b->sourceLine = $e->block->sourceLine; - $b->sourceColumn = $e->block->sourceColumn; - $b->selectors = []; - $b->comments = $e->block->comments; - $b->parent = null; - - if ($newBlock) { - $type = isset($newBlock->type) ? $newBlock->type : Type::T_BLOCK; - - $b->children = [[$type, $newBlock]]; - - $newBlock->parent = $b; - } elseif (count($block->children)) { - foreach ($block->children as $child) { - if ($child[0] === Type::T_BLOCK) { - $child[1]->parent = $b; - } - } - - $b->children = $block->children; - } - - if (isset($e->block->type)) { - $b->type = $e->block->type; - } - - if (isset($e->block->name)) { - $b->name = $e->block->name; - } - - if (isset($e->block->queryList)) { - $b->queryList = $e->block->queryList; - } - - if (isset($e->block->value)) { - $b->value = $e->block->value; - } - - $newBlock = $b; - } - - $type = isset($newBlock->type) ? $newBlock->type : Type::T_BLOCK; - - return [$type, $newBlock]; - } - - /** - * Compile @at-root's with: inclusion / without: exclusion into filter flags - * - * @param array $with - * - * @return integer - */ - private function compileWith($with) - { - static $mapping = [ - 'rule' => self::WITH_RULE, - 'media' => self::WITH_MEDIA, - 'supports' => self::WITH_SUPPORTS, - 'all' => self::WITH_ALL, - ]; - - // exclude selectors by default - $without = self::WITH_RULE; - - if ($this->libMapHasKey([$with, self::$with])) { - $without = self::WITH_ALL; - - $list = $this->coerceList($this->libMapGet([$with, self::$with])); - - foreach ($list[2] as $item) { - $keyword = $this->compileStringContent($this->coerceString($item)); - - if (array_key_exists($keyword, $mapping)) { - $without &= ~($mapping[$keyword]); - } - } - } - - if ($this->libMapHasKey([$with, self::$without])) { - $without = 0; - - $list = $this->coerceList($this->libMapGet([$with, self::$without])); - - foreach ($list[2] as $item) { - $keyword = $this->compileStringContent($this->coerceString($item)); - - if (array_key_exists($keyword, $mapping)) { - $without |= $mapping[$keyword]; - } - } - } - - return $without; - } - - /** - * Filter env stack - * - * @param array $envs - * @param integer $without - * - * @return \Leafo\ScssPhp\Compiler\Environment - */ - private function filterWithout($envs, $without) - { - $filtered = []; - - foreach ($envs as $e) { - if ($e->block && $this->isWithout($without, $e->block)) { - continue; - } - - $filtered[] = $e; - } - - return $this->extractEnv($filtered); - } - - /** - * Filter WITH rules - * - * @param integer $without - * @param \Leafo\ScssPhp\Block $block - * - * @return boolean - */ - private function isWithout($without, Block $block) - { - if ((($without & self::WITH_RULE) && isset($block->selectors)) || - (($without & self::WITH_MEDIA) && - isset($block->type) && $block->type === Type::T_MEDIA) || - (($without & self::WITH_SUPPORTS) && - isset($block->type) && $block->type === Type::T_DIRECTIVE && - isset($block->name) && $block->name === 'supports') - ) { - return true; - } - - return false; - } - - /** - * Compile keyframe block - * - * @param \Leafo\ScssPhp\Block $block - * @param array $selectors - */ - protected function compileKeyframeBlock(Block $block, $selectors) - { - $env = $this->pushEnv($block); - - $envs = $this->compactEnv($env); - - $this->env = $this->extractEnv(array_filter($envs, function (Environment $e) { - return ! isset($e->block->selectors); - })); - - $this->scope = $this->makeOutputBlock($block->type, $selectors); - $this->scope->depth = 1; - $this->scope->parent->children[] = $this->scope; - - $this->compileChildrenNoReturn($block->children, $this->scope); - - $this->scope = $this->scope->parent; - $this->env = $this->extractEnv($envs); - - $this->popEnv(); - } - /** * Compile nested block * - * @param \Leafo\ScssPhp\Block $block - * @param array $selectors + * @todo refactor compileNestedBlock and compileMedia into same thing? + * + * @param \stdClass $block + * @param array $selectors */ - protected function compileNestedBlock(Block $block, $selectors) + protected function compileNestedBlock($block, $selectors) { $this->pushEnv($block); $this->scope = $this->makeOutputBlock($block->type, $selectors); $this->scope->parent->children[] = $this->scope; - $this->compileChildrenNoReturn($block->children, $this->scope); + $this->compileChildren($block->children, $this->scope); $this->scope = $this->scope->parent; @@ -997,21 +565,22 @@ class Compiler * * @see Compiler::compileChild() * - * @param \Leafo\ScssPhp\Block $block + * @param \stdClass $block */ - protected function compileBlock(Block $block) + protected function compileBlock($block) { $env = $this->pushEnv($block); + $env->selectors = $this->evalSelectors($block->selectors); - $out = $this->makeOutputBlock(null); + $out = $this->makeOutputBlock(null, $this->multiplySelectors($env)); if (isset($this->lineNumberStyle) && count($env->selectors) && count($block->children)) { - $annotation = $this->makeOutputBlock(Type::T_COMMENT); + $annotation = $this->makeOutputBlock('comment'); $annotation->depth = 0; - $file = $this->sourceNames[$block->sourceIndex]; - $line = $block->sourceLine; + $file = $block->sourceParser->getSourceName(); + $line = $block->sourceParser->getLineNo($block->sourcePosition); switch ($this->lineNumberStyle) { case self::LINE_COMMENTS: @@ -1029,11 +598,7 @@ class Compiler $this->scope->children[] = $out; - if (count($block->children)) { - $out->selectors = $this->multiplySelectors($env); - - $this->compileChildrenNoReturn($block->children, $out); - } + $this->compileChildren($block->children, $out); $this->formatter->stripSemicolon($out->lines); @@ -1047,7 +612,7 @@ class Compiler */ protected function compileComment($block) { - $out = $this->makeOutputBlock(Type::T_COMMENT); + $out = $this->makeOutputBlock('comment'); $out->lines[] = $block[1]; $this->scope->children[] = $out; } @@ -1063,15 +628,15 @@ class Compiler { $this->shouldEvaluate = false; - $selectors = array_map([$this, 'evalSelector'], $selectors); + $selectors = array_map(array($this, 'evalSelector'), $selectors); // after evaluating interpolates, we might need a second pass if ($this->shouldEvaluate) { $buffer = $this->collapseSelectors($selectors); - $parser = $this->parserFactory(__METHOD__); + $parser = new Parser(__METHOD__, false); if ($parser->parseSelector($buffer, $newSelectors)) { - $selectors = array_map([$this, 'evalSelector'], $newSelectors); + $selectors = array_map(array($this, 'evalSelector'), $newSelectors); } } @@ -1087,7 +652,7 @@ class Compiler */ protected function evalSelector($selector) { - return array_map([$this, 'evalSelectorPart'], $selector); + return array_map(array($this, 'evalSelectorPart'), $selector); } /** @@ -1100,7 +665,7 @@ class Compiler protected function evalSelectorPart($part) { foreach ($part as &$p) { - if (is_array($p) && ($p[0] === Type::T_INTERPOLATE || $p[0] === Type::T_STRING)) { + if (is_array($p) && ($p[0] === 'interpolate' || $p[0] === 'string')) { $p = $this->compileValue($p); // force re-evaluation @@ -1127,7 +692,7 @@ class Compiler */ protected function collapseSelectors($selectors) { - $parts = []; + $parts = array(); foreach ($selectors as $selector) { $output = ''; @@ -1154,7 +719,7 @@ class Compiler */ protected function flattenSelectorSingle($single) { - $joined = []; + $joined = array(); foreach ($single as $part) { if (empty($joined) || @@ -1191,7 +756,7 @@ class Compiler return implode( ' ', array_map( - [$this, 'compileSelectorPart'], + array($this, 'compileSelectorPart'), $selector ) ); @@ -1212,7 +777,7 @@ class Compiler } switch ($p[0]) { - case Type::T_SELF: + case 'self': $p = '&'; break; @@ -1240,7 +805,7 @@ class Compiler foreach ($selector as $parts) { foreach ($parts as $part) { - if (strlen($part) && '%' === $part[0]) { + if ('%' === $part[0]) { return true; } } @@ -1250,14 +815,14 @@ class Compiler } /** - * Compile children and return result + * Compile children * - * @param array $stms - * @param \Leafo\ScssPhp\Formatter\OutputBlock $out + * @param array $stms + * @param array $out * * @return array */ - protected function compileChildren($stms, OutputBlock $out) + protected function compileChildren($stms, $out) { foreach ($stms as $stm) { $ret = $this->compileChild($stm, $out); @@ -1268,27 +833,6 @@ class Compiler } } - /** - * Compile children and throw exception if unexpected @return - * - * @param array $stms - * @param \Leafo\ScssPhp\Formatter\OutputBlock $out - * - * @throws \Exception - */ - protected function compileChildrenNoReturn($stms, OutputBlock $out) - { - foreach ($stms as $stm) { - $ret = $this->compileChild($stm, $out); - - if (isset($ret)) { - $this->throwError('@return may only be used within a function'); - - return; - } - } - } - /** * Compile media query * @@ -1303,26 +847,26 @@ class Compiler foreach ($queryList as $query) { $type = null; - $parts = []; + $parts = array(); foreach ($query as $q) { switch ($q[0]) { - case Type::T_MEDIA_TYPE: + case 'mediaType': if ($type) { $type = $this->mergeMediaTypes( $type, - array_map([$this, 'compileValue'], array_slice($q, 1)) + array_map(array($this, 'compileValue'), array_slice($q, 1)) ); if (empty($type)) { // merge failed return null; } } else { - $type = array_map([$this, 'compileValue'], array_slice($q, 1)); + $type = array_map(array($this, 'compileValue'), array_slice($q, 1)); } break; - case Type::T_MEDIA_EXPRESSION: + case 'mediaExp': if (isset($q[2])) { $parts[] = '(' . $this->compileValue($q[1]) @@ -1335,10 +879,6 @@ class Compiler . ')'; } break; - - case Type::T_MEDIA_VALUE: - $parts[] = $this->compileValue($q[1]); - break; } } @@ -1361,37 +901,6 @@ class Compiler return $out; } - protected function mergeDirectRelationships($selectors1, $selectors2) - { - if (empty($selectors1) || empty($selectors2)) { - return array_merge($selectors1, $selectors2); - } - - $part1 = end($selectors1); - $part2 = end($selectors2); - - if (! $this->isImmediateRelationshipCombinator($part1[0]) || $part1 !== $part2) { - return array_merge($selectors1, $selectors2); - } - - $merged = []; - - do { - $part1 = array_pop($selectors1); - $part2 = array_pop($selectors2); - - if ($this->isImmediateRelationshipCombinator($part1[0]) && $part1 !== $part2) { - $merged = array_merge($selectors1, [$part1], $selectors2, [$part2], $merged); - break; - } - - array_unshift($merged, $part1); - array_unshift($merged, [array_pop($selectors1)[0] . array_pop($selectors2)[0]]); - } while (! empty($selectors1) && ! empty($selectors2)); - - return $merged; - } - /** * Merge media types * @@ -1430,24 +939,24 @@ class Compiler $t2 = strtolower($type2[0]); } - if (($m1 === Type::T_NOT) ^ ($m2 === Type::T_NOT)) { + if (($m1 === 'not') ^ ($m2 === 'not')) { if ($t1 === $t2) { return null; } - return [ - $m1 === Type::T_NOT ? $m2 : $m1, - $m1 === Type::T_NOT ? $t2 : $t1, - ]; + return array( + $m1 === 'not' ? $m2 : $m1, + $m1 === 'not' ? $t2 : $t1 + ); } - if ($m1 === Type::T_NOT && $m2 === Type::T_NOT) { + if ($m1 === 'not' && $m2 === 'not') { // CSS has no way of representing "neither screen nor print" if ($t1 !== $t2) { return null; } - return [Type::T_NOT, $t1]; + return array('not', $t1); } if ($t1 !== $t2) { @@ -1455,28 +964,24 @@ class Compiler } // t1 == t2, neither m1 nor m2 are "not" - return [empty($m1)? $m2 : $m1, $t1]; + return array(empty($m1)? $m2 : $m1, $t1); } /** * Compile import; returns true if the value was something that could be imported * - * @param array $rawPath - * @param array $out - * @param boolean $once + * @param array $rawPath + * @param array $out * * @return boolean */ - protected function compileImport($rawPath, $out, $once = false) + protected function compileImport($rawPath, $out) { - if ($rawPath[0] === Type::T_STRING) { + if ($rawPath[0] === 'string') { $path = $this->compileStringContent($rawPath); if ($path = $this->findImport($path)) { - if (! $once || ! in_array($path, $this->importedFiles)) { - $this->importFile($path, $out); - $this->importedFiles[] = $path; - } + $this->importFile($path, $out); return true; } @@ -1484,14 +989,14 @@ class Compiler return false; } - if ($rawPath[0] === Type::T_LIST) { + if ($rawPath[0] === 'list') { // handle a list of strings if (count($rawPath[2]) === 0) { return false; } foreach ($rawPath[2] as $path) { - if ($path[0] !== Type::T_STRING) { + if ($path[0] !== 'string') { return false; } } @@ -1509,55 +1014,48 @@ class Compiler /** * Compile child; returns a value to halt execution * - * @param array $child - * @param \Leafo\ScssPhp\Formatter\OutputBlock $out + * @param array $child + * @param \stdClass $out * * @return array */ - protected function compileChild($child, OutputBlock $out) + protected function compileChild($child, $out) { - $this->sourceIndex = isset($child[Parser::SOURCE_INDEX]) ? $child[Parser::SOURCE_INDEX] : null; - $this->sourceLine = isset($child[Parser::SOURCE_LINE]) ? $child[Parser::SOURCE_LINE] : -1; - $this->sourceColumn = isset($child[Parser::SOURCE_COLUMN]) ? $child[Parser::SOURCE_COLUMN] : -1; + $this->sourcePos = isset($child[Parser::SOURCE_POSITION]) ? $child[Parser::SOURCE_POSITION] : -1; + $this->sourceParser = isset($child[Parser::SOURCE_PARSER]) ? $child[Parser::SOURCE_PARSER] : $this->parser; switch ($child[0]) { - case Type::T_SCSSPHP_IMPORT_ONCE: + case 'import': list(, $rawPath) = $child; $rawPath = $this->reduce($rawPath); - if (! $this->compileImport($rawPath, $out, true)) { + if (! $this->compileImport($rawPath, $out)) { $out->lines[] = '@import ' . $this->compileValue($rawPath) . ';'; } break; - case Type::T_IMPORT: - list(, $rawPath) = $child; + case 'directive': + list(, $directive) = $child; - $rawPath = $this->reduce($rawPath); + $s = '@' . $directive->name; - if (! $this->compileImport($rawPath, $out)) { - $out->lines[] = '@import ' . $this->compileValue($rawPath) . ';'; + if (! empty($directive->value)) { + $s .= ' ' . $this->compileValue($directive->value); } - break; - - case Type::T_DIRECTIVE: - $this->compileDirective($child[1]); - break; - case Type::T_AT_ROOT: - $this->compileAtRoot($child[1]); + $this->compileNestedBlock($directive, array($s)); break; - case Type::T_MEDIA: + case 'media': $this->compileMedia($child[1]); break; - case Type::T_BLOCK: + case 'block': $this->compileBlock($child[1]); break; - case Type::T_CHARSET: + case 'charset': if (! $this->charsetSeen) { $this->charsetSeen = true; @@ -1565,13 +1063,13 @@ class Compiler } break; - case Type::T_ASSIGN: + case 'assign': list(, $name, $value) = $child; - if ($name[0] === Type::T_VARIABLE) { - $flags = isset($child[3]) ? $child[3] : []; - $isDefault = in_array('!default', $flags); - $isGlobal = in_array('!global', $flags); + if ($name[0] === 'var') { + $flag = isset($child[3]) ? $child[3] : null; + $isDefault = $flag === '!default'; + $isGlobal = $flag === '!global'; if ($isGlobal) { $this->set($name[1], $this->reduce($value), false, $this->rootEnv); @@ -1592,11 +1090,11 @@ class Compiler // handle shorthand syntax: size / line-height if ($compiledName === 'font') { - if ($value[0] === Type::T_EXPRESSION && $value[1] === '/') { + if ($value[0] === 'exp' && $value[1] === '/') { $value = $this->expToString($value); - } elseif ($value[0] === Type::T_LIST) { + } elseif ($value[0] === 'list') { foreach ($value[2] as &$item) { - if ($item[0] === Type::T_EXPRESSION && $item[1] === '/') { + if ($item[0] === 'exp' && $item[1] === '/') { $item = $this->expToString($item); } } @@ -1605,10 +1103,10 @@ class Compiler // if the value reduces to null from something else then // the property should be discarded - if ($value[0] !== Type::T_NULL) { + if ($value[0] !== 'null') { $value = $this->reduce($value); - if ($value[0] === Type::T_NULL || $value === self::$nullString) { + if ($value[0] === 'null') { break; } } @@ -1621,8 +1119,8 @@ class Compiler ); break; - case Type::T_COMMENT: - if ($out->type === Type::T_ROOT) { + case 'comment': + if ($out->type === 'root') { $this->compileComment($child); break; } @@ -1630,29 +1128,26 @@ class Compiler $out->lines[] = $child[1]; break; - case Type::T_MIXIN: - case Type::T_FUNCTION: + case 'mixin': + case 'function': list(, $block) = $child; $this->set(self::$namespaces[$block->type] . $block->name, $block); break; - case Type::T_EXTEND: + case 'extend': list(, $selectors) = $child; foreach ($selectors as $sel) { - $results = $this->evalSelectors([$sel]); + // only use the first one + $result = $this->evalSelectors(array($sel)); + $result = current($result[0]); - foreach ($results as $result) { - // only use the first one - $result = current($result); - - $this->pushExtends($result, $out->selectors, $child); - } + $this->pushExtends($result, $out->selectors); } break; - case Type::T_IF: + case 'if': list(, $if) = $child; if ($this->isTruthy($this->reduce($if->cond, true))) { @@ -1660,15 +1155,18 @@ class Compiler } foreach ($if->cases as $case) { - if ($case->type === Type::T_ELSE || - $case->type === Type::T_ELSEIF && $this->isTruthy($this->reduce($case->cond)) + if ($case->type === 'else' || + $case->type === 'elseif' && $this->isTruthy($this->reduce($case->cond)) ) { return $this->compileChildren($case->children, $out); } } break; - case Type::T_EACH: + case 'return': + return $this->reduce($child[1], true); + + case 'each': list(, $each) = $child; $list = $this->coerceList($this->reduce($each->list)); @@ -1689,40 +1187,28 @@ class Compiler $ret = $this->compileChildren($each->children, $out); if ($ret) { - if ($ret[0] !== Type::T_CONTROL) { - $this->popEnv(); - - return $ret; - } + $this->popEnv(); - if ($ret[1]) { - break; - } + return $ret; } } $this->popEnv(); break; - case Type::T_WHILE: + case 'while': list(, $while) = $child; while ($this->isTruthy($this->reduce($while->cond, true))) { $ret = $this->compileChildren($while->children, $out); if ($ret) { - if ($ret[0] !== Type::T_CONTROL) { - return $ret; - } - - if ($ret[1]) { - break; - } + return $ret; } } break; - case Type::T_FOR: + case 'for': list(, $for) = $child; $start = $this->reduce($for->start, true); @@ -1731,63 +1217,46 @@ class Compiler $end = $end[1]; $d = $start < $end ? 1 : -1; - for (;;) { + while (true) { if ((! $for->until && $start - $d == $end) || ($for->until && $start == $end) ) { break; } - $this->set($for->var, new Node\Number($start, '')); + $this->set($for->var, array('number', $start, '')); $start += $d; $ret = $this->compileChildren($for->children, $out); if ($ret) { - if ($ret[0] !== Type::T_CONTROL) { - return $ret; - } - - if ($ret[1]) { - break; - } + return $ret; } } break; - case Type::T_BREAK: - return [Type::T_CONTROL, true]; - - case Type::T_CONTINUE: - return [Type::T_CONTROL, false]; - - case Type::T_RETURN: - return $this->reduce($child[1], true); - - case Type::T_NESTED_PROPERTY: + case 'nestedprop': list(, $prop) = $child; - $prefixed = []; + $prefixed = array(); $prefix = $this->compileValue($prop->prefix) . '-'; foreach ($prop->children as $child) { - switch ($child[0]) { - case Type::T_ASSIGN: - array_unshift($child[1][2], $prefix); - break; - - case Type::T_NESTED_PROPERTY: - array_unshift($child[1]->prefix[2], $prefix); - break; + if ($child[0] === 'assign') { + array_unshift($child[1][2], $prefix); + } + + if ($child[0] === 'nestedprop') { + array_unshift($child[1]->prefix[2], $prefix); } $prefixed[] = $child; } - $this->compileChildrenNoReturn($prefixed, $out); + $this->compileChildren($prefixed, $out); break; - case Type::T_INCLUDE: + case 'include': // including a mixin list(, $name, $argValues, $content) = $child; @@ -1795,22 +1264,18 @@ class Compiler if (! $mixin) { $this->throwError("Undefined mixin $name"); - break; } - $callingScope = $this->getStoreEnv(); + $callingScope = $this->env; // push scope, apply args $this->pushEnv(); $this->env->depth--; - $storeEnv = $this->storeEnv; - $this->storeEnv = $this->env; - if (isset($content)) { $content->scope = $callingScope; - $this->setRaw(self::$namespaces['special'] . 'content', $content, $this->env); + $this->setRaw(self::$namespaces['special'] . 'content', $content); } if (isset($mixin->args)) { @@ -1819,60 +1284,58 @@ class Compiler $this->env->marker = 'mixin'; - $this->compileChildrenNoReturn($mixin->children, $out); - - $this->storeEnv = $storeEnv; + foreach ($mixin->children as $child) { + $this->compileChild($child, $out); + } $this->popEnv(); break; - case Type::T_MIXIN_CONTENT: - $content = $this->get(self::$namespaces['special'] . 'content', false, $this->getStoreEnv()) - ?: $this->get(self::$namespaces['special'] . 'content', false, $this->env); + case 'mixin_content': + $content = $this->get(self::$namespaces['special'] . 'content', false); if (! $content) { - $content = new \stdClass(); - $content->scope = new \stdClass(); - $content->children = $this->storeEnv->parent->block->children; + $this->throwError('Expected @content inside of mixin'); + } + + if (! isset($content->children)) { break; } - $storeEnv = $this->storeEnv; $this->storeEnv = $content->scope; - $this->compileChildrenNoReturn($content->children, $out); + foreach ($content->children as $child) { + $this->compileChild($child, $out); + } + + $this->storeEnv = null; - $this->storeEnv = $storeEnv; break; - case Type::T_DEBUG: + case 'debug': list(, $value) = $child; - $line = $this->sourceLine; + $line = $this->parser->getLineNo($this->sourcePos); $value = $this->compileValue($this->reduce($value, true)); fwrite($this->stderr, "Line $line DEBUG: $value\n"); break; - case Type::T_WARN: + case 'warn': list(, $value) = $child; - $line = $this->sourceLine; + $line = $this->parser->getLineNo($this->sourcePos); $value = $this->compileValue($this->reduce($value, true)); - fwrite($this->stderr, "Line $line WARN: $value\n"); + echo "Line $line WARN: $value\n"; break; - case Type::T_ERROR: + case 'error': list(, $value) = $child; - $line = $this->sourceLine; + $line = $this->parser->getLineNo($this->sourcePos); $value = $this->compileValue($this->reduce($value, true)); $this->throwError("Line $line ERROR: $value\n"); break; - case Type::T_CONTROL: - $this->throwError('@break/@continue not permitted in this scope'); - break; - default: $this->throwError("unknown child type: $child[0]"); } @@ -1887,9 +1350,9 @@ class Compiler */ protected function expToString($exp) { - list(, $op, $left, $right, /* $inParens */, $whiteLeft, $whiteRight) = $exp; + list(, $op, $left, $right, $inParens, $whiteLeft, $whiteRight) = $exp; - $content = [$this->reduce($left)]; + $content = array($this->reduce($left)); if ($whiteLeft) { $content[] = ' '; @@ -1903,7 +1366,7 @@ class Compiler $content[] = $this->reduce($right); - return [Type::T_STRING, '', $content]; + return array('string', '', $content); } /** @@ -1918,18 +1381,6 @@ class Compiler return $value !== self::$false && $value !== self::$null; } - /** - * Is the value a direct relationship combinator? - * - * @param string $value - * - * @return bool - */ - protected function isImmediateRelationshipCombinator($value) - { - return $value === '>' || $value === '+' || $value === '~'; - } - /** * Should $value cause its operand to eval * @@ -1940,14 +1391,14 @@ class Compiler protected function shouldEval($value) { switch ($value[0]) { - case Type::T_EXPRESSION: + case 'exp': if ($value[1] === '/') { return $this->shouldEval($value[2], $value[3]); } // fall-thru - case Type::T_VARIABLE: - case Type::T_FUNCTION_CALL: + case 'var': + case 'fncall': return true; } @@ -1967,23 +1418,17 @@ class Compiler list($type) = $value; switch ($type) { - case Type::T_EXPRESSION: + case 'exp': list(, $op, $left, $right, $inParens) = $value; $opName = isset(self::$operatorNames[$op]) ? self::$operatorNames[$op] : $op; $inExp = $inExp || $this->shouldEval($left) || $this->shouldEval($right); $left = $this->reduce($left, true); + $right = $this->reduce($right, true); - if ($op !== 'and' && $op !== 'or') { - $right = $this->reduce($right, true); - } - - // special case: looks like css shorthand - if ($opName == 'div' && ! $inParens && ! $inExp && isset($right[2]) - && (($right[0] !== Type::T_NUMBER && $right[2] != '') - || ($right[0] === Type::T_NUMBER && ! $right->unitless())) - ) { + // special case: looks like css short-hand + if ($opName === 'div' && ! $inParens && ! $inExp && isset($right[2]) && $right[2] !== '') { return $this->expToString($value); } @@ -2003,49 +1448,47 @@ class Compiler // 3. op[op name] $fn = "op${ucOpName}${ucLType}${ucRType}"; - if (is_callable([$this, $fn]) || + if (is_callable(array($this, $fn)) || (($fn = "op${ucLType}${ucRType}") && - is_callable([$this, $fn]) && + is_callable(array($this, $fn)) && $passOp = true) || (($fn = "op${ucOpName}") && - is_callable([$this, $fn]) && + is_callable(array($this, $fn)) && $genOp = true) ) { - $coerceUnit = false; + $unitChange = false; if (! isset($genOp) && - $left[0] === Type::T_NUMBER && $right[0] === Type::T_NUMBER + $left[0] === 'number' && $right[0] === 'number' ) { - $coerceUnit = true; - - switch ($opName) { - case 'mul': - $targetUnit = $left[2]; - - foreach ($right[2] as $unit => $exp) { - $targetUnit[$unit] = (isset($targetUnit[$unit]) ? $targetUnit[$unit] : 0) + $exp; - } - break; + if ($opName === 'mod' && $right[2] !== '') { + $this->throwError("Cannot modulo by a number with units: $right[1]$right[2]."); + } - case 'div': - $targetUnit = $left[2]; + $unitChange = true; + $emptyUnit = $left[2] === '' || $right[2] === ''; + $targetUnit = '' !== $left[2] ? $left[2] : $right[2]; - foreach ($right[2] as $unit => $exp) { - $targetUnit[$unit] = (isset($targetUnit[$unit]) ? $targetUnit[$unit] : 0) - $exp; - } - break; + if ($opName !== 'mul') { + $left[2] = '' !== $left[2] ? $left[2] : $targetUnit; + $right[2] = '' !== $right[2] ? $right[2] : $targetUnit; + } - case 'mod': - $targetUnit = $left[2]; - break; + if ($opName !== 'mod') { + $left = $this->normalizeNumber($left); + $right = $this->normalizeNumber($right); + } - default: - $targetUnit = $left->unitless() ? $right[2] : $left[2]; + if ($opName === 'div' && ! $emptyUnit && $left[2] === $right[2]) { + $targetUnit = ''; } - if (! $left->unitless() && ! $right->unitless()) { - $left = $left->normalize(); - $right = $right->normalize(); + if ($opName === 'mul') { + $left[2] = '' !== $left[2] ? $left[2] : $right[2]; + $right[2] = '' !== $right[2] ? $right[2] : $left[2]; + } elseif ($opName === 'div' && $left[2] === $right[2]) { + $left[2] = ''; + $right[2] = ''; } } @@ -2058,8 +1501,8 @@ class Compiler } if (isset($out)) { - if ($coerceUnit && $out[0] === Type::T_NUMBER) { - $out = $out->coerce($targetUnit); + if ($unitChange && $out[0] === 'number') { + $out = $this->coerceUnit($out, $targetUnit); } return $out; @@ -2068,25 +1511,27 @@ class Compiler return $this->expToString($value); - case Type::T_UNARY: + case 'unary': list(, $op, $exp, $inParens) = $value; $inExp = $inExp || $this->shouldEval($exp); $exp = $this->reduce($exp); - if ($exp[0] === Type::T_NUMBER) { + if ($exp[0] === 'number') { switch ($op) { case '+': - return new Node\Number($exp[1], $exp[2]); + return $exp; case '-': - return new Node\Number(-$exp[1], $exp[2]); + $exp[1] *= -1; + + return $exp; } } if ($op === 'not') { if ($inExp || $inParens) { - if ($exp === self::$false || $exp === self::$null) { + if ($exp === self::$false) { return self::$true; } @@ -2096,21 +1541,21 @@ class Compiler $op = $op . ' '; } - return [Type::T_STRING, '', [$op, $exp]]; + return array('string', '', array($op, $exp)); - case Type::T_VARIABLE: + case 'var': list(, $name) = $value; return $this->reduce($this->get($name)); - case Type::T_LIST: + case 'list': foreach ($value[2] as &$item) { $item = $this->reduce($item); } return $value; - case Type::T_MAP: + case 'map': foreach ($value[1] as &$item) { $item = $this->reduce($item); } @@ -2121,60 +1566,66 @@ class Compiler return $value; - case Type::T_STRING: + case 'string': foreach ($value[2] as &$item) { - if (is_array($item) || $item instanceof \ArrayAccess) { + if (is_array($item)) { $item = $this->reduce($item); } } return $value; - case Type::T_INTERPOLATE: + case 'interpolate': $value[1] = $this->reduce($value[1]); return $value; - case Type::T_FUNCTION_CALL: + case 'fncall': list(, $name, $argValues) = $value; - return $this->fncall($name, $argValues); + // user defined function? + $func = $this->get(self::$namespaces['function'] . $name, false); - default: - return $value; - } - } + if ($func) { + $this->pushEnv(); - /** - * Function caller - * - * @param string $name - * @param array $argValues - * - * @return array|null - */ - private function fncall($name, $argValues) - { - // SCSS @function - if ($this->callScssFunction($name, $argValues, $returnValue)) { - return $returnValue; - } + // set the args + if (isset($func->args)) { + $this->applyArguments($func->args, $argValues); + } - // native PHP functions - if ($this->callNativeFunction($name, $argValues, $returnValue)) { - return $returnValue; - } + // throw away lines and children + $tmp = (object)array( + 'lines' => array(), + 'children' => array() + ); - // for CSS functions, simply flatten the arguments into a list - $listArgs = []; + $ret = $this->compileChildren($func->children, $tmp); - foreach ((array) $argValues as $arg) { - if (empty($arg[0])) { - $listArgs[] = $this->reduce($arg[1]); - } - } + $this->popEnv(); - return [Type::T_FUNCTION, $name, [Type::T_LIST, ',', $listArgs]]; + return ! isset($ret) ? self::$defaultValue : $ret; + } + + // built in function + if ($this->callBuiltin($name, $argValues, $returnValue)) { + return $returnValue; + } + + // need to flatten the arguments into a list + $listArgs = array(); + + foreach ((array)$argValues as $arg) { + if (empty($arg[0])) { + $listArgs[] = $this->reduce($arg[1]); + } + } + + return array('function', $name, array('list', ',', $listArgs)); + + default: + return $value; + } } /** @@ -2202,11 +1653,11 @@ class Compiler list($type) = $value; switch ($type) { - case Type::T_LIST: + case 'list': $value = $this->extractInterpolation($value); - if ($value[0] !== Type::T_LIST) { - return [Type::T_KEYWORD, $this->compileValue($value)]; + if ($value[0] !== 'list') { + return array('keyword', $this->compileValue($value)); } foreach ($value[2] as $key => $item) { @@ -2215,20 +1666,37 @@ class Compiler return $value; - case Type::T_STRING: - return [$type, '"', [$this->compileStringContent($value)]]; - - case Type::T_NUMBER: - return $value->normalize(); + case 'string': + return array($type, '"', $this->compileStringContent($value)); - case Type::T_INTERPOLATE: - return [Type::T_KEYWORD, $this->compileValue($value)]; + case 'number': + return $this->normalizeNumber($value); default: return $value; } } + /** + * Normalize number; just does physical lengths for now + * + * @param array $number + * + * @return array + */ + protected function normalizeNumber($number) + { + list(, $value, $unit) = $number; + + if (isset(self::$unitTable['in'][$unit])) { + $conv = self::$unitTable['in'][$unit]; + + return array('number', $value / $conv, 'in'); + } + + return $number; + } + /** * Add numbers * @@ -2239,7 +1707,7 @@ class Compiler */ protected function opAddNumberNumber($left, $right) { - return new Node\Number($left[1] + $right[1], $left[2]); + return array('number', $left[1] + $right[1], $left[2]); } /** @@ -2252,7 +1720,7 @@ class Compiler */ protected function opMulNumberNumber($left, $right) { - return new Node\Number($left[1] * $right[1], $left[2]); + return array('number', $left[1] * $right[1], $left[2]); } /** @@ -2265,7 +1733,7 @@ class Compiler */ protected function opSubNumberNumber($left, $right) { - return new Node\Number($left[1] - $right[1], $left[2]); + return array('number', $left[1] - $right[1], $left[2]); } /** @@ -2279,10 +1747,10 @@ class Compiler protected function opDivNumberNumber($left, $right) { if ($right[1] == 0) { - return [Type::T_STRING, '', [$left[1] . $left[2] . '/' . $right[1] . $right[2]]]; + $this->throwError('Division by zero'); } - return new Node\Number($left[1] / $right[1], $left[2]); + return array('number', $left[1] / $right[1], $left[2]); } /** @@ -2295,7 +1763,7 @@ class Compiler */ protected function opModNumberNumber($left, $right) { - return new Node\Number($left[1] % $right[1], $left[2]); + return array('number', $left[1] % $right[1], $left[2]); } /** @@ -2309,7 +1777,7 @@ class Compiler protected function opAdd($left, $right) { if ($strLeft = $this->coerceString($left)) { - if ($right[0] === Type::T_STRING) { + if ($right[0] === 'string') { $right[1] = ''; } @@ -2319,7 +1787,7 @@ class Compiler } if ($strRight = $this->coerceString($right)) { - if ($left[0] === Type::T_STRING) { + if ($left[0] === 'string') { $left[1] = ''; } @@ -2344,8 +1812,8 @@ class Compiler return; } - if ($left !== self::$false and $left !== self::$null) { - return $this->reduce($right, true); + if ($left !== self::$false) { + return $right; } return $left; @@ -2366,11 +1834,11 @@ class Compiler return; } - if ($left !== self::$false and $left !== self::$null) { + if ($left !== self::$false) { return $left; } - return $this->reduce($right, true); + return $right; } /** @@ -2384,9 +1852,9 @@ class Compiler */ protected function opColorColor($op, $left, $right) { - $out = [Type::T_COLOR]; + $out = array('color'); - foreach ([1, 2, 3] as $i) { + foreach (range(1, 3) as $i) { $lval = isset($left[$i]) ? $left[$i] : 0; $rval = isset($right[$i]) ? $right[$i] : 0; @@ -2410,7 +1878,6 @@ class Compiler case '/': if ($rval == 0) { $this->throwError("color: Can't divide by zero"); - break 2; } $out[] = (int) ($lval / $rval); @@ -2424,7 +1891,6 @@ class Compiler default: $this->throwError("color: unknown op $op"); - break 2; } } @@ -2453,7 +1919,7 @@ class Compiler return $this->opColorColor( $op, $left, - [Type::T_COLOR, $value, $value, $value] + array('color', $value, $value, $value) ); } @@ -2472,7 +1938,7 @@ class Compiler return $this->opColorColor( $op, - [Type::T_COLOR, $value, $value, $value], + array('color', $value, $value, $value), $right ); } @@ -2571,21 +2037,6 @@ class Compiler return $this->toBool($left[1] < $right[1]); } - /** - * Three-way comparison, aka spaceship operator - * - * @param array $left - * @param array $right - * - * @return array - */ - protected function opCmpNumberNumber($left, $right) - { - $n = $left[1] - $right[1]; - - return new Node\Number($n ? $n / abs($n) : 0, ''); - } - /** * Cast to boolean * @@ -2624,10 +2075,10 @@ class Compiler list($type) = $value; switch ($type) { - case Type::T_KEYWORD: + case 'keyword': return $value[1]; - case Type::T_COLOR: + case 'color': // [1] - red component (either number for a %) // [2] - green component // [3] - blue component @@ -2651,46 +2102,42 @@ class Compiler return $h; - case Type::T_NUMBER: - return $value->output($this); + case 'number': + return round($value[1], $this->numberPrecision) . $value[2]; - case Type::T_STRING: + case 'string': return $value[1] . $this->compileStringContent($value) . $value[1]; - case Type::T_FUNCTION: + case 'function': $args = ! empty($value[2]) ? $this->compileValue($value[2]) : ''; return "$value[1]($args)"; - case Type::T_LIST: + case 'list': $value = $this->extractInterpolation($value); - if ($value[0] !== Type::T_LIST) { + if ($value[0] !== 'list') { return $this->compileValue($value); } list(, $delim, $items) = $value; - if ($delim !== ' ') { - $delim .= ' '; - } - - $filtered = []; + $filtered = array(); foreach ($items as $item) { - if ($item[0] === Type::T_NULL) { + if ($item[0] === 'null') { continue; } $filtered[] = $this->compileValue($item); } - return implode("$delim", $filtered); + return implode("$delim ", $filtered); - case Type::T_MAP: + case 'map': $keys = $value[1]; $values = $value[2]; - $filtered = []; + $filtered = array(); for ($i = 0, $s = count($keys); $i < $s; $i++) { $filtered[$this->compileValue($keys[$i])] = $this->compileValue($values[$i]); @@ -2702,7 +2149,7 @@ class Compiler return '(' . implode(', ', $filtered) . ')'; - case Type::T_INTERPOLATED: + case 'interpolated': // node created by extractInterpolation list(, $interpolate, $left, $right) = $value; list(,, $whiteLeft, $whiteRight) = $interpolate; @@ -2715,25 +2162,24 @@ class Compiler return $left . $this->compileValue($interpolate) . $right; - case Type::T_INTERPOLATE: + case 'interpolate': // raw parse node list(, $exp) = $value; // strip quotes if it's a string $reduced = $this->reduce($exp); - switch ($reduced[0]) { - case Type::T_STRING: - $reduced = [Type::T_KEYWORD, $this->compileStringContent($reduced)]; + case 'string': + $reduced = array('keyword', $this->compileStringContent($reduced)); break; - case Type::T_NULL: - $reduced = [Type::T_KEYWORD, '']; + case 'null': + $reduced = array('keyword', ''); } return $this->compileValue($reduced); - case Type::T_NULL: + case 'null': return 'null'; default: @@ -2762,10 +2208,10 @@ class Compiler */ protected function compileStringContent($string) { - $parts = []; + $parts = array(); foreach ($string[2] as $part) { - if (is_array($part) || $part instanceof \ArrayAccess) { + if (is_array($part)) { $parts[] = $this->compileValue($part); } else { $parts[] = $part; @@ -2787,11 +2233,11 @@ class Compiler $items = $list[2]; foreach ($items as $i => $item) { - if ($item[0] === Type::T_INTERPOLATE) { - $before = [Type::T_LIST, $list[1], array_slice($items, 0, $i)]; - $after = [Type::T_LIST, $list[1], array_slice($items, $i + 1)]; + if ($item[0] === 'interpolate') { + $before = array('list', $list[1], array_slice($items, 0, $i)); + $after = array('list', $list[1], array_slice($items, $i + 1)); - return [Type::T_INTERPOLATED, $item, $before, $after]; + return array('interpolated', $item, $before, $after); } } @@ -2801,22 +2247,27 @@ class Compiler /** * Find the final set of selectors * - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param \stdClass $env * * @return array */ - protected function multiplySelectors(Environment $env) + protected function multiplySelectors($env) { - $envs = $this->compactEnv($env); - $selectors = []; - $parentSelectors = [[]]; + $envs = array(); - while ($env = array_pop($envs)) { - if (empty($env->selectors)) { - continue; + while (null !== $env) { + if (! empty($env->selectors)) { + $envs[] = $env; } - $selectors = []; + $env = $env->parent; + }; + + $selectors = array(); + $parentSelectors = array(array()); + + while ($env = array_pop($envs)) { + $selectors = array(); foreach ($env->selectors as $selector) { foreach ($parentSelectors as $parent) { @@ -2841,10 +2292,10 @@ class Compiler protected function joinSelectors($parent, $child) { $setSelf = false; - $out = []; + $out = array(); foreach ($child as $part) { - $newPart = []; + $newPart = array(); foreach ($part as $p) { if ($p === self::$selfSelector) { @@ -2853,7 +2304,7 @@ class Compiler foreach ($parent as $i => $parentPart) { if ($i > 0) { $out[] = $newPart; - $newPart = []; + $newPart = array(); } foreach ($parentPart as $pp) { @@ -2874,15 +2325,15 @@ class Compiler /** * Multiply media * - * @param \Leafo\ScssPhp\Compiler\Environment $env - * @param array $childQueries + * @param \stdClass $env + * @param array $childQueries * * @return array */ - protected function multiplyMedia(Environment $env = null, $childQueries = null) + protected function multiplyMedia($env, $childQueries = null) { if (! isset($env) || - ! empty($env->block->type) && $env->block->type !== Type::T_MEDIA + ! empty($env->block->type) && $env->block->type !== 'media' ) { return $childQueries; } @@ -2892,15 +2343,12 @@ class Compiler return $this->multiplyMedia($env->parent, $childQueries); } - $parentQueries = isset($env->block->queryList) - ? $env->block->queryList - : [[[Type::T_MEDIA_VALUE, $env->block->value]]]; - + $parentQueries = $env->block->queryList; if ($childQueries === null) { $childQueries = $parentQueries; } else { $originalQueries = $childQueries; - $childQueries = []; + $childQueries = array(); foreach ($parentQueries as $parentQuery) { foreach ($originalQueries as $childQuery) { @@ -2912,53 +2360,20 @@ class Compiler return $this->multiplyMedia($env->parent, $childQueries); } - /** - * Convert env linked list to stack - * - * @param \Leafo\ScssPhp\Compiler\Environment $env - * - * @return array - */ - private function compactEnv(Environment $env) - { - for ($envs = []; $env; $env = $env->parent) { - $envs[] = $env; - } - - return $envs; - } - - /** - * Convert env stack to singly linked list - * - * @param array $envs - * - * @return \Leafo\ScssPhp\Compiler\Environment - */ - private function extractEnv($envs) - { - for ($env = null; $e = array_pop($envs);) { - $e->parent = $env; - $env = $e; - } - - return $env; - } - /** * Push environment * - * @param \Leafo\ScssPhp\Block $block + * @param \stdClass $block * - * @return \Leafo\ScssPhp\Compiler\Environment + * @return \stdClass */ - protected function pushEnv(Block $block = null) + protected function pushEnv($block = null) { - $env = new Environment; + $env = new \stdClass; $env->parent = $this->env; - $env->store = []; - $env->block = $block; - $env->depth = isset($this->env->depth) ? $this->env->depth + 1 : 0; + $env->store = array(); + $env->block = $block; + $env->depth = isset($this->env->depth) ? $this->env->depth + 1 : 0; $this->env = $env; @@ -2970,13 +2385,16 @@ class Compiler */ protected function popEnv() { + $env = $this->env; $this->env = $this->env->parent; + + return $env; } /** * Get store environment * - * @return \Leafo\ScssPhp\Compiler\Environment + * @return \stdClass */ protected function getStoreEnv() { @@ -2986,19 +2404,15 @@ class Compiler /** * Set variable * - * @param string $name - * @param mixed $value - * @param boolean $shadow - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param string $name + * @param mixed $value + * @param boolean $shadow + * @param \stdClass $env */ - protected function set($name, $value, $shadow = false, Environment $env = null) + protected function set($name, $value, $shadow = false, $env = null) { $name = $this->normalizeName($name); - if (! isset($env)) { - $env = $this->getStoreEnv(); - } - if ($shadow) { $this->setRaw($name, $value, $env); } else { @@ -3009,12 +2423,16 @@ class Compiler /** * Set existing variable * - * @param string $name - * @param mixed $value - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param string $name + * @param mixed $value + * @param \stdClass $env */ - protected function setExisting($name, $value, Environment $env) + protected function setExisting($name, $value, $env = null) { + if (! isset($env)) { + $env = $this->getStoreEnv(); + } + $storeEnv = $env; $hasNamespace = $name[0] === '^' || $name[0] === '@' || $name[0] === '%'; @@ -3043,12 +2461,16 @@ class Compiler /** * Set raw variable * - * @param string $name - * @param mixed $value - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param string $name + * @param mixed $value + * @param \stdClass $env */ - protected function setRaw($name, $value, Environment $env) + protected function setRaw($name, $value, $env = null) { + if (! isset($env)) { + $env = $this->getStoreEnv(); + } + $env->store[$name] = $value; } @@ -3057,36 +2479,28 @@ class Compiler * * @api * - * @param string $name - * @param boolean $shouldThrow - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param string $name + * @param boolean $shouldThrow + * @param \stdClass $env * * @return mixed */ - public function get($name, $shouldThrow = true, Environment $env = null) + public function get($name, $shouldThrow = true, $env = null) { - $normalizedName = $this->normalizeName($name); - $specialContentKey = self::$namespaces['special'] . 'content'; + $name = $this->normalizeName($name); if (! isset($env)) { $env = $this->getStoreEnv(); } - $nextIsRoot = false; - $hasNamespace = $normalizedName[0] === '^' || $normalizedName[0] === '@' || $normalizedName[0] === '%'; + $hasNamespace = $name[0] === '^' || $name[0] === '@' || $name[0] === '%'; for (;;) { - if (array_key_exists($normalizedName, $env->store)) { - return $env->store[$normalizedName]; + if (array_key_exists($name, $env->store)) { + return $env->store[$name]; } if (! $hasNamespace && isset($env->marker)) { - if (! $nextIsRoot && ! empty($env->store[$specialContentKey])) { - $env = $env->store[$specialContentKey]->scope; - $nextIsRoot = true; - continue; - } - $env = $this->rootEnv; continue; } @@ -3108,12 +2522,12 @@ class Compiler /** * Has variable? * - * @param string $name - * @param \Leafo\ScssPhp\Compiler\Environment $env + * @param string $name + * @param \stdClass $env * * @return boolean */ - protected function has($name, Environment $env = null) + protected function has($name, $env = null) { return $this->get($name, false, $env) !== null; } @@ -3129,7 +2543,7 @@ class Compiler return; } - $parser = $this->parserFactory(__METHOD__); + $parser = new Parser(__METHOD__, false); foreach ($args as $name => $strValue) { if ($name[0] === '$') { @@ -3168,32 +2582,6 @@ class Compiler unset($this->registeredVars[$name]); } - /** - * Returns list of variables - * - * @api - * - * @return array - */ - public function getVariables() - { - return $this->registeredVars; - } - - /** - * Adds to list of parsed files - * - * @api - * - * @param string $path - */ - public function addParsedFile($path) - { - if (isset($path) && file_exists($path)) { - $this->parsedFiles[realpath($path)] = filemtime($path); - } - } - /** * Returns list of parsed files * @@ -3229,7 +2617,7 @@ class Compiler */ public function setImportPaths($path) { - $this->importPaths = (array) $path; + $this->importPaths = (array)$path; } /** @@ -3241,7 +2629,7 @@ class Compiler */ public function setNumberPrecision($numberPrecision) { - Node\Number::$precision = $numberPrecision; + $this->numberPrecision = $numberPrecision; } /** @@ -3275,11 +2663,10 @@ class Compiler * * @param string $name * @param callable $func - * @param array $prototype */ - public function registerFunction($name, $func, $prototype = null) + public function registerFunction($name, $func) { - $this->userFunctions[$this->normalizeName($name)] = [$func, $prototype]; + $this->userFunctions[$this->normalizeName($name)] = $func; } /** @@ -3294,18 +2681,6 @@ class Compiler unset($this->userFunctions[$this->normalizeName($name)]); } - /** - * Add feature - * - * @api - * - * @param string $name - */ - public function addFeature($name) - { - $this->registeredFeatures[$name] = true; - } - /** * Import file * @@ -3322,16 +2697,17 @@ class Compiler $tree = $this->importCache[$realPath]; } else { - $code = file_get_contents($path); - $parser = $this->parserFactory($path); - $tree = $parser->parse($code); + $code = file_get_contents($path); + $parser = new Parser($path, false); + $tree = $parser->parse($code); + $this->parsedFiles[$realPath] = filemtime($path); $this->importCache[$realPath] = $tree; } $pi = pathinfo($path); array_unshift($this->importPaths, $pi['dirname']); - $this->compileChildrenNoReturn($tree->children, $out); + $this->compileChildren($tree->children, $out); array_shift($this->importPaths); } @@ -3346,21 +2722,21 @@ class Compiler */ public function findImport($url) { - $urls = []; + $urls = array(); // for "normal" scss imports (ignore vanilla css and external requests) if (! preg_match('/\.css$|^https?:\/\//', $url)) { // try both normal and the _partial filename - $urls = [$url, preg_replace('/[^\/]+$/', '_\0', $url)]; + $urls = array($url, preg_replace('/[^\/]+$/', '_\0', $url)); } foreach ($this->importPaths as $dir) { if (is_string($dir)) { // check urls for normal import paths foreach ($urls as $full) { - $full = $dir - . (! empty($dir) && substr($dir, -1) !== '/' ? '/' : '') - . $full; + $full = $dir . + (! empty($dir) && substr($dir, -1) !== '/' ? '/' : '') . + $full; if ($this->fileExists($file = $full . '.scss') || $this->fileExists($file = $full) @@ -3370,7 +2746,7 @@ class Compiler } } elseif (is_callable($dir)) { // check custom callback for import path - $file = call_user_func($dir, $url); + $file = call_user_func($dir, $url, $this); if ($file !== null) { return $file; @@ -3381,32 +2757,6 @@ class Compiler return null; } - /** - * Set encoding - * - * @api - * - * @param string $encoding - */ - public function setEncoding($encoding) - { - $this->encoding = $encoding; - } - - /** - * Ignore errors? - * - * @api - * - * @param boolean $ignoreErrors - * - * @return \Leafo\ScssPhp\Compiler - */ - public function setIgnoreErrors($ignoreErrors) - { - $this->ignoreErrors = $ignoreErrors; - } - /** * Throw error (exception) * @@ -3414,22 +2764,19 @@ class Compiler * * @param string $msg Message with optional sprintf()-style vararg parameters * - * @throws \Leafo\ScssPhp\Exception\CompilerException + * @throws \Exception */ public function throwError($msg) { - if ($this->ignoreErrors) { - return; - } - if (func_num_args() > 1) { $msg = call_user_func_array('sprintf', func_get_args()); } - $line = $this->sourceLine; - $msg = "$msg: line: $line"; + if ($this->sourcePos >= 0 && isset($this->sourceParser)) { + $this->sourceParser->throwParseError($msg, $this->sourcePos); + } - throw new CompilerException($msg); + throw new \Exception($msg); } /** @@ -3439,14 +2786,17 @@ class Compiler * * @throws \Exception */ - protected function handleImportLoop($name) + private function handleImportLoop($name) { for ($env = $this->env; $env; $env = $env->parent) { - $file = $this->sourceNames[$env->block->sourceIndex]; + $file = $env->block->sourceParser->getSourceName(); if (realpath($file) === $name) { - $this->throwError('An @import loop has been found: %s imports %s', $file, basename($file)); - break; + $this->throwError( + 'An @import loop has been found: %s imports %s', + $this->env->block->sourceParser->getSourceName(), + basename($file) + ); } } } @@ -3463,51 +2813,6 @@ class Compiler return is_file($name); } - /** - * Call SCSS @function - * - * @param string $name - * @param array $args - * @param array $returnValue - * - * @return boolean Returns true if returnValue is set; otherwise, false - */ - protected function callScssFunction($name, $argValues, &$returnValue) - { - $func = $this->get(self::$namespaces['function'] . $name, false); - - if (! $func) { - return false; - } - - $this->pushEnv(); - - $storeEnv = $this->storeEnv; - $this->storeEnv = $this->env; - - // set the args - if (isset($func->args)) { - $this->applyArguments($func->args, $argValues); - } - - // throw away lines and children - $tmp = new OutputBlock; - $tmp->lines = []; - $tmp->children = []; - - $this->env->marker = 'function'; - - $ret = $this->compileChildren($func->children, $tmp); - - $this->storeEnv = $storeEnv; - - $this->popEnv(); - - $returnValue = ! isset($ret) ? self::$defaultValue : $ret; - - return true; - } - /** * Call built-in and registered (PHP) functions * @@ -3517,38 +2822,44 @@ class Compiler * * @return boolean Returns true if returnValue is set; otherwise, false */ - protected function callNativeFunction($name, $args, &$returnValue) + protected function callBuiltin($name, $args, &$returnValue) { // try a lib function $name = $this->normalizeName($name); if (isset($this->userFunctions[$name])) { // see if we can find a user function - list($f, $prototype) = $this->userFunctions[$name]; - } elseif (($f = $this->getBuiltinFunction($name)) && is_callable($f)) { - $libName = $f[1]; - $prototype = isset(self::$$libName) ? self::$$libName : null; + $fn = $this->userFunctions[$name]; + + foreach ($args as &$val) { + $val = $this->reduce($val[1], true); + } + + $returnValue = call_user_func($fn, $args, $this); } else { - return false; - } + $f = $this->getBuiltinFunction($name); + + if (is_callable($f)) { + $libName = $f[1]; + + $prototype = isset(self::$$libName) ? self::$$libName : null; + $sorted = $this->sortArgs($prototype, $args); - list($sorted, $kwargs) = $this->sortArgs($prototype, $args); + foreach ($sorted as &$val) { + $val = $this->reduce($val, true); + } - if ($name !== 'if' && $name !== 'call') { - foreach ($sorted as &$val) { - $val = $this->reduce($val, true); + $returnValue = call_user_func($f, $sorted, $this); } } - $returnValue = call_user_func($f, $sorted, $kwargs); + if (isset($returnValue)) { + $returnValue = $this->coerceValue($returnValue); - if (! isset($returnValue)) { - return false; + return true; } - $returnValue = $this->coerceValue($returnValue); - - return true; + return false; } /** @@ -3568,12 +2879,14 @@ class Compiler ucfirst($name) ); - return [$this, $libName]; + return array($this, $libName); } /** * Sorts keyword arguments * + * @todo Merge with applyArguments()? + * * @param array $prototype * @param array $args * @@ -3581,10 +2894,9 @@ class Compiler */ protected function sortArgs($prototype, $args) { - $keyArgs = []; - $posArgs = []; + $keyArgs = array(); + $posArgs = array(); - // separate positional and keyword arguments foreach ($args as $arg) { list($key, $value) = $arg; @@ -3598,22 +2910,33 @@ class Compiler } if (! isset($prototype)) { - return [$posArgs, $keyArgs]; + return $posArgs; } - // copy positional args - $finalArgs = array_pad($posArgs, count($prototype), null); + $finalArgs = array(); - // overwrite positional args with keyword args foreach ($prototype as $i => $names) { - foreach ((array) $names as $name) { + if (isset($posArgs[$i])) { + $finalArgs[] = $posArgs[$i]; + continue; + } + + $set = false; + + foreach ((array)$names as $name) { if (isset($keyArgs[$name])) { - $finalArgs[$i] = $keyArgs[$name]; + $finalArgs[] = $keyArgs[$name]; + $set = true; + break; } } + + if (! $set) { + $finalArgs[] = null; + } } - return [$finalArgs, $keyArgs]; + return $finalArgs; } /** @@ -3628,22 +2951,22 @@ class Compiler { $storeEnv = $this->getStoreEnv(); - $env = new Environment; + $env = new \stdClass; $env->store = $storeEnv->store; $hasVariable = false; - $args = []; + $args = array(); foreach ($argDef as $i => $arg) { list($name, $default, $isVariable) = $argDef[$i]; - $args[$name] = [$i, $name, $default, $isVariable]; + $args[$name] = array($i, $name, $default, $isVariable); $hasVariable |= $isVariable; } - $keywordArgs = []; - $deferredKeywordArgs = []; - $remaining = []; + $keywordArgs = array(); + $deferredKeywordArgs = array(); + $remaining = array(); // assign the keyword args foreach ((array) $argValues as $arg) { @@ -3653,33 +2976,19 @@ class Compiler $deferredKeywordArgs[$arg[0][1]] = $arg[1]; } else { $this->throwError("Mixin or function doesn't have an argument named $%s.", $arg[0][1]); - break; } } elseif ($args[$arg[0][1]][0] < count($remaining)) { $this->throwError("The argument $%s was passed both by position and by name.", $arg[0][1]); - break; } else { $keywordArgs[$arg[0][1]] = $arg[1]; } } elseif (count($keywordArgs)) { $this->throwError('Positional arguments must come before keyword arguments.'); - break; } elseif ($arg[2] === true) { $val = $this->reduce($arg[1], true); - if ($val[0] === Type::T_LIST) { + if ($val[0] === 'list') { foreach ($val[2] as $name => $item) { - if (! is_numeric($name)) { - $keywordArgs[$name] = $item; - } else { - $remaining[] = $item; - } - } - } elseif ($val[0] === Type::T_MAP) { - foreach ($val[1] as $i => $name) { - $name = $this->compileStringContent($this->coerceString($name)); - $item = $val[2][$i]; - if (! is_numeric($name)) { $keywordArgs[$name] = $item; } else { @@ -3698,7 +3007,7 @@ class Compiler list($i, $name, $default, $isVariable) = $arg; if ($isVariable) { - $val = [Type::T_LIST, ',', [], $isVariable]; + $val = array('list', ',', array(), $isVariable); for ($count = count($remaining); $i < $count; $i++) { $val[2][] = $remaining[$i]; @@ -3715,7 +3024,6 @@ class Compiler continue; } else { $this->throwError("Missing argument $name"); - break; } $this->set($name, $this->reduce($val, true), true, $env); @@ -3743,50 +3051,46 @@ class Compiler */ private function coerceValue($value) { - if (is_array($value) || $value instanceof \ArrayAccess) { + if (is_array($value)) { return $value; } if (is_bool($value)) { - return $this->toBool($value); + return $value ? self::$true : self::$false; } if ($value === null) { - return self::$null; + $value = self::$null; } if (is_numeric($value)) { - return new Node\Number($value, ''); + return array('number', $value, ''); } if ($value === '') { return self::$emptyString; } - if (preg_match('/^(#([0-9a-f]{6})|#([0-9a-f]{3}))$/i', $value, $m)) { - $color = [Type::T_COLOR]; - - if (isset($m[3])) { - $num = hexdec($m[3]); - - foreach ([3, 2, 1] as $i) { - $t = $num & 0xf; - $color[$i] = $t << 4 | $t; - $num >>= 4; - } - } else { - $num = hexdec($m[2]); + return array('keyword', $value); + } - foreach ([3, 2, 1] as $i) { - $color[$i] = $num & 0xff; - $num >>= 8; - } - } + /** + * Coerce unit on number to be normalized + * + * @param array $number + * @param string $unit + * + * @return array + */ + protected function coerceUnit($number, $unit) + { + list(, $value, $baseUnit) = $number; - return $color; + if (isset(self::$unitTable[$baseUnit][$unit])) { + $value = $value * self::$unitTable[$baseUnit][$unit]; } - return [Type::T_KEYWORD, $value]; + return array('number', $value, $unit); } /** @@ -3798,7 +3102,7 @@ class Compiler */ protected function coerceMap($item) { - if ($item[0] === Type::T_MAP) { + if ($item[0] === 'map') { return $item; } @@ -3806,7 +3110,7 @@ class Compiler return self::$emptyMap; } - return [Type::T_MAP, [$item], [self::$null]]; + return array('map', array($item), array(self::$null)); } /** @@ -3818,30 +3122,26 @@ class Compiler */ protected function coerceList($item, $delim = ',') { - if (isset($item) && $item[0] === Type::T_LIST) { + if (isset($item) && $item[0] === 'list') { return $item; } - if (isset($item) && $item[0] === Type::T_MAP) { + if (isset($item) && $item[0] === 'map') { $keys = $item[1]; $values = $item[2]; - $list = []; + $list = array(); for ($i = 0, $s = count($keys); $i < $s; $i++) { $key = $keys[$i]; $value = $values[$i]; - $list[] = [ - Type::T_LIST, - '', - [[Type::T_KEYWORD, $this->compileStringContent($this->coerceString($key))], $value] - ]; + $list[] = array('list', '', array(array('keyword', $this->compileValue($key)), $value)); } - return [Type::T_LIST, ',', $list]; + return array('list', ',', $list); } - return [Type::T_LIST, $delim, ! isset($item) ? []: [$item]]; + return array('list', $delim, ! isset($item) ? array(): array($item)); } /** @@ -3870,18 +3170,18 @@ class Compiler protected function coerceColor($value) { switch ($value[0]) { - case Type::T_COLOR: + case 'color': return $value; - case Type::T_KEYWORD: + case 'keyword': $name = strtolower($value[1]); if (isset(Colors::$cssColors[$name])) { $rgba = explode(',', Colors::$cssColors[$name]); return isset($rgba[3]) - ? [Type::T_COLOR, (int) $rgba[0], (int) $rgba[1], (int) $rgba[2], (int) $rgba[3]] - : [Type::T_COLOR, (int) $rgba[0], (int) $rgba[1], (int) $rgba[2]]; + ? array('color', (int) $rgba[0], (int) $rgba[1], (int) $rgba[2], (int) $rgba[3]) + : array('color', (int) $rgba[0], (int) $rgba[1], (int) $rgba[2]); } return null; @@ -3899,11 +3199,11 @@ class Compiler */ protected function coerceString($value) { - if ($value[0] === Type::T_STRING) { + if ($value[0] === 'string') { return $value; } - return [Type::T_STRING, '', [$this->compileValue($value)]]; + return array('string', '', array($this->compileValue($value))); } /** @@ -3915,8 +3215,8 @@ class Compiler */ protected function coercePercent($value) { - if ($value[0] === Type::T_NUMBER) { - if (! empty($value[2]['%'])) { + if ($value[0] === 'number') { + if ($value[2] === '%') { return $value[1] / 100; } @@ -3941,7 +3241,7 @@ class Compiler { $value = $this->coerceMap($value); - if ($value[0] !== Type::T_MAP) { + if ($value[0] !== 'map') { $this->throwError('expecting map'); } @@ -3961,7 +3261,7 @@ class Compiler */ public function assertList($value) { - if ($value[0] !== Type::T_LIST) { + if ($value[0] !== 'list') { $this->throwError('expecting list'); } @@ -4001,7 +3301,7 @@ class Compiler */ public function assertNumber($value) { - if ($value[0] !== Type::T_NUMBER) { + if ($value[0] !== 'number') { $this->throwError('expecting number'); } @@ -4017,7 +3317,7 @@ class Compiler */ protected function fixColor($c) { - foreach ([1, 2, 3] as $i) { + foreach (range(1, 3) as $i) { if ($c[$i] < 0) { $c[$i] = 0; } @@ -4067,7 +3367,7 @@ class Compiler } } - return [Type::T_HSL, fmod($h, 360), $s * 100, $l / 5.1]; + return array('hsl', fmod($h, 360), $s * 100, $l / 5.1); } /** @@ -4130,68 +3430,43 @@ class Compiler $g = $this->hueToRGB($m1, $m2, $h) * 255; $b = $this->hueToRGB($m1, $m2, $h - 1/3) * 255; - $out = [Type::T_COLOR, $r, $g, $b]; + $out = array('color', $r, $g, $b); return $out; } // Built in functions - //protected static $libCall = ['name', 'args...']; - protected function libCall($args, $kwargs) - { - $name = $this->compileStringContent($this->coerceString($this->reduce(array_shift($args), true))); - - $args = array_map( - function ($a) { - return [null, $a, false]; - }, - $args - ); - - if (count($kwargs)) { - foreach ($kwargs as $key => $value) { - $args[] = [[Type::T_VARIABLE, $key], $value, false]; - } - } - - return $this->reduce([Type::T_FUNCTION_CALL, $name, $args]); - } - - protected static $libIf = ['condition', 'if-true', 'if-false']; + protected static $libIf = array('condition', 'if-true', 'if-false'); protected function libIf($args) { list($cond, $t, $f) = $args; - if (! $this->isTruthy($this->reduce($cond, true))) { - return $this->reduce($f, true); + if (! $this->isTruthy($cond)) { + return $f; } - return $this->reduce($t, true); + return $t; } - protected static $libIndex = ['list', 'value']; + protected static $libIndex = array('list', 'value'); protected function libIndex($args) { list($list, $value) = $args; - if ($value[0] === Type::T_MAP) { + if ($value[0] === 'map') { return self::$null; } - if ($list[0] === Type::T_MAP || - $list[0] === Type::T_STRING || - $list[0] === Type::T_KEYWORD || - $list[0] === Type::T_INTERPOLATE - ) { + if ($list[0] === 'map') { $list = $this->coerceList($list, ' '); } - if ($list[0] !== Type::T_LIST) { + if ($list[0] !== 'list') { return self::$null; } - $values = []; + $values = array(); foreach ($list[2] as $item) { $values[] = $this->normalizeValue($item); @@ -4202,20 +3477,23 @@ class Compiler return false === $key ? self::$null : $key + 1; } - protected static $libRgb = ['red', 'green', 'blue']; + protected static $libRgb = array('red', 'green', 'blue'); protected function libRgb($args) { list($r, $g, $b) = $args; - return [Type::T_COLOR, $r[1], $g[1], $b[1]]; + return array('color', $r[1], $g[1], $b[1]); } - protected static $libRgba = [ - ['red', 'color'], - 'green', 'blue', 'alpha']; + protected static $libRgba = array( + array('red', 'color'), + 'green', 'blue', 'alpha'); protected function libRgba($args) { if ($color = $this->coerceColor($args[0])) { + // workaround https://github.com/facebook/hhvm/issues/5457 + reset($args); + $num = ! isset($args[1]) ? $args[3] : $args[1]; $alpha = $this->assertNumber($num); $color[4] = $alpha; @@ -4225,7 +3503,7 @@ class Compiler list($r, $g, $b, $a) = $args; - return [Type::T_COLOR, $r[1], $g[1], $b[1], $a[1]]; + return array('color', $r[1], $g[1], $b[1], $a[1]); } // helper function for adjust_color, change_color, and scale_color @@ -4233,7 +3511,10 @@ class Compiler { $color = $this->assertColor($args[0]); - foreach ([1, 2, 3, 7] as $i) { + // workaround https://github.com/facebook/hhvm/issues/5457 + reset($args); + + foreach (array(1, 2, 3, 7) as $i) { if (isset($args[$i])) { $val = $this->assertNumber($args[$i]); $ii = $i === 7 ? 4 : $i; // alpha @@ -4244,7 +3525,7 @@ class Compiler if (isset($args[4]) || isset($args[5]) || isset($args[6])) { $hsl = $this->toHSL($color[1], $color[2], $color[3]); - foreach ([4, 5, 6] as $i) { + foreach (array(4, 5, 6) as $i) { if (isset($args[$i])) { $val = $this->assertNumber($args[$i]); $hsl[$i - 3] = call_user_func($fn, $hsl[$i - 3], $val, $i); @@ -4263,10 +3544,10 @@ class Compiler return $color; } - protected static $libAdjustColor = [ + protected static $libAdjustColor = array( 'color', 'red', 'green', 'blue', 'hue', 'saturation', 'lightness', 'alpha' - ]; + ); protected function libAdjustColor($args) { return $this->alterColor($args, function ($base, $alter, $i) { @@ -4274,10 +3555,10 @@ class Compiler }); } - protected static $libChangeColor = [ + protected static $libChangeColor = array( 'color', 'red', 'green', 'blue', 'hue', 'saturation', 'lightness', 'alpha' - ]; + ); protected function libChangeColor($args) { return $this->alterColor($args, function ($base, $alter, $i) { @@ -4285,10 +3566,10 @@ class Compiler }); } - protected static $libScaleColor = [ + protected static $libScaleColor = array( 'color', 'red', 'green', 'blue', 'hue', 'saturation', 'lightness', 'alpha' - ]; + ); protected function libScaleColor($args) { return $this->alterColor($args, function ($base, $scale, $i) { @@ -4324,16 +3605,16 @@ class Compiler }); } - protected static $libIeHexStr = ['color']; + protected static $libIeHexStr = array('color'); protected function libIeHexStr($args) { $color = $this->coerceColor($args[0]); - $color[4] = isset($color[4]) ? round(255 * $color[4]) : 255; + $color[4] = isset($color[4]) ? round(255*$color[4]) : 255; return sprintf('#%02X%02X%02X%02X', $color[4], $color[1], $color[2], $color[3]); } - protected static $libRed = ['color']; + protected static $libRed = array('color'); protected function libRed($args) { $color = $this->coerceColor($args[0]); @@ -4341,7 +3622,7 @@ class Compiler return $color[1]; } - protected static $libGreen = ['color']; + protected static $libGreen = array('color'); protected function libGreen($args) { $color = $this->coerceColor($args[0]); @@ -4349,7 +3630,7 @@ class Compiler return $color[2]; } - protected static $libBlue = ['color']; + protected static $libBlue = array('color'); protected function libBlue($args) { $color = $this->coerceColor($args[0]); @@ -4357,7 +3638,7 @@ class Compiler return $color[3]; } - protected static $libAlpha = ['color']; + protected static $libAlpha = array('color'); protected function libAlpha($args) { if ($color = $this->coerceColor($args[0])) { @@ -4368,12 +3649,12 @@ class Compiler return null; } - protected static $libOpacity = ['color']; + protected static $libOpacity = array('color'); protected function libOpacity($args) { $value = $args[0]; - if ($value[0] === Type::T_NUMBER) { + if ($value[0] === 'number') { return null; } @@ -4381,7 +3662,7 @@ class Compiler } // mix two colors - protected static $libMix = ['color-1', 'color-2', 'weight']; + protected static $libMix = array('color-1', 'color-2', 'weight'); protected function libMix($args) { list($first, $second, $weight) = $args; @@ -4404,11 +3685,11 @@ class Compiler $w1 = (($w * $a === -1 ? $w : ($w + $a) / (1 + $w * $a)) + 1) / 2.0; $w2 = 1.0 - $w1; - $new = [Type::T_COLOR, + $new = array('color', $w1 * $first[1] + $w2 * $second[1], $w1 * $first[2] + $w2 * $second[2], $w1 * $first[3] + $w2 * $second[3], - ]; + ); if ($firstAlpha != 1.0 || $secondAlpha != 1.0) { $new[] = $firstAlpha * $weight + $secondAlpha * ($weight - 1); @@ -4417,7 +3698,7 @@ class Compiler return $this->fixColor($new); } - protected static $libHsl = ['hue', 'saturation', 'lightness']; + protected static $libHsl = array('hue', 'saturation', 'lightness'); protected function libHsl($args) { list($h, $s, $l) = $args; @@ -4425,7 +3706,8 @@ class Compiler return $this->toRGB($h[1], $s[1], $l[1]); } - protected static $libHsla = ['hue', 'saturation', 'lightness', 'alpha']; + protected static $libHsla = array('hue', 'saturation', + 'lightness', 'alpha'); protected function libHsla($args) { list($h, $s, $l, $a) = $args; @@ -4436,31 +3718,31 @@ class Compiler return $color; } - protected static $libHue = ['color']; + protected static $libHue = array('color'); protected function libHue($args) { $color = $this->assertColor($args[0]); $hsl = $this->toHSL($color[1], $color[2], $color[3]); - return new Node\Number($hsl[1], 'deg'); + return array('number', $hsl[1], 'deg'); } - protected static $libSaturation = ['color']; + protected static $libSaturation = array('color'); protected function libSaturation($args) { $color = $this->assertColor($args[0]); $hsl = $this->toHSL($color[1], $color[2], $color[3]); - return new Node\Number($hsl[2], '%'); + return array('number', $hsl[2], '%'); } - protected static $libLightness = ['color']; + protected static $libLightness = array('color'); protected function libLightness($args) { $color = $this->assertColor($args[0]); $hsl = $this->toHSL($color[1], $color[2], $color[3]); - return new Node\Number($hsl[3], '%'); + return array('number', $hsl[3], '%'); } protected function adjustHsl($color, $idx, $amount) @@ -4476,7 +3758,7 @@ class Compiler return $out; } - protected static $libAdjustHue = ['color', 'degrees']; + protected static $libAdjustHue = array('color', 'degrees'); protected function libAdjustHue($args) { $color = $this->assertColor($args[0]); @@ -4485,7 +3767,7 @@ class Compiler return $this->adjustHsl($color, 1, $degrees); } - protected static $libLighten = ['color', 'amount']; + protected static $libLighten = array('color', 'amount'); protected function libLighten($args) { $color = $this->assertColor($args[0]); @@ -4494,7 +3776,7 @@ class Compiler return $this->adjustHsl($color, 3, $amount); } - protected static $libDarken = ['color', 'amount']; + protected static $libDarken = array('color', 'amount'); protected function libDarken($args) { $color = $this->assertColor($args[0]); @@ -4503,54 +3785,54 @@ class Compiler return $this->adjustHsl($color, 3, -$amount); } - protected static $libSaturate = ['color', 'amount']; + protected static $libSaturate = array('color', 'amount'); protected function libSaturate($args) { $value = $args[0]; - if ($value[0] === Type::T_NUMBER) { + if ($value[0] === 'number') { return null; } $color = $this->assertColor($value); - $amount = 100 * $this->coercePercent($args[1]); + $amount = 100*$this->coercePercent($args[1]); return $this->adjustHsl($color, 2, $amount); } - protected static $libDesaturate = ['color', 'amount']; + protected static $libDesaturate = array('color', 'amount'); protected function libDesaturate($args) { $color = $this->assertColor($args[0]); - $amount = 100 * $this->coercePercent($args[1]); + $amount = 100*$this->coercePercent($args[1]); return $this->adjustHsl($color, 2, -$amount); } - protected static $libGrayscale = ['color']; + protected static $libGrayscale = array('color'); protected function libGrayscale($args) { $value = $args[0]; - if ($value[0] === Type::T_NUMBER) { + if ($value[0] === 'number') { return null; } return $this->adjustHsl($this->assertColor($value), 2, -100); } - protected static $libComplement = ['color']; + protected static $libComplement = array('color'); protected function libComplement($args) { return $this->adjustHsl($this->assertColor($args[0]), 1, 180); } - protected static $libInvert = ['color']; + protected static $libInvert = array('color'); protected function libInvert($args) { $value = $args[0]; - if ($value[0] === Type::T_NUMBER) { + if ($value[0] === 'number') { return null; } @@ -4563,7 +3845,7 @@ class Compiler } // increases opacity by amount - protected static $libOpacify = ['color', 'amount']; + protected static $libOpacify = array('color', 'amount'); protected function libOpacify($args) { $color = $this->assertColor($args[0]); @@ -4575,14 +3857,14 @@ class Compiler return $color; } - protected static $libFadeIn = ['color', 'amount']; + protected static $libFadeIn = array('color', 'amount'); protected function libFadeIn($args) { return $this->libOpacify($args); } // decreases opacity by amount - protected static $libTransparentize = ['color', 'amount']; + protected static $libTransparentize = array('color', 'amount'); protected function libTransparentize($args) { $color = $this->assertColor($args[0]); @@ -4594,43 +3876,45 @@ class Compiler return $color; } - protected static $libFadeOut = ['color', 'amount']; + protected static $libFadeOut = array('color', 'amount'); protected function libFadeOut($args) { return $this->libTransparentize($args); } - protected static $libUnquote = ['string']; + protected static $libUnquote = array('string'); protected function libUnquote($args) { $str = $args[0]; - if ($str[0] === Type::T_STRING) { + if ($str[0] === 'string') { $str[1] = ''; } return $str; } - protected static $libQuote = ['string']; + protected static $libQuote = array('string'); protected function libQuote($args) { $value = $args[0]; - if ($value[0] === Type::T_STRING && ! empty($value[1])) { + if ($value[0] === 'string' && ! empty($value[1])) { return $value; } - return [Type::T_STRING, '"', [$value]]; + return array('string', '"', array($value)); } - protected static $libPercentage = ['value']; + protected static $libPercentage = array('value'); protected function libPercentage($args) { - return new Node\Number($this->coercePercent($args[0]) * 100, '%'); + return array('number', + $this->coercePercent($args[0]) * 100, + '%'); } - protected static $libRound = ['value']; + protected static $libRound = array('value'); protected function libRound($args) { $num = $args[0]; @@ -4639,7 +3923,7 @@ class Compiler return $num; } - protected static $libFloor = ['value']; + protected static $libFloor = array('value'); protected function libFloor($args) { $num = $args[0]; @@ -4648,7 +3932,7 @@ class Compiler return $num; } - protected static $libCeil = ['value']; + protected static $libCeil = array('value'); protected function libCeil($args) { $num = $args[0]; @@ -4657,7 +3941,7 @@ class Compiler return $num; } - protected static $libAbs = ['value']; + protected static $libAbs = array('value'); protected function libAbs($args) { $num = $args[0]; @@ -4673,7 +3957,7 @@ class Compiler foreach ($numbers as $key => $number) { if (null === $min || $number[1] <= $min[1]) { - $min = [$key, $number[1]]; + $min = array($key, $number[1]); } } @@ -4687,7 +3971,7 @@ class Compiler foreach ($numbers as $key => $number) { if (null === $max || $number[1] >= $max[1]) { - $max = [$key, $number[1]]; + $max = array($key, $number[1]); } } @@ -4705,22 +3989,20 @@ class Compiler { $unit = null; $originalUnit = null; - $numbers = []; + $numbers = array(); foreach ($args as $key => $item) { - if ($item[0] !== Type::T_NUMBER) { + if ('number' !== $item[0]) { $this->throwError('%s is not a number', $item[0]); - break; } - $number = $item->normalize(); + $number = $this->normalizeNumber($item); if (null === $unit) { $unit = $number[2]; - $originalUnit = $item->unitStr(); + $originalUnit = $item[2]; } elseif ($unit !== $number[2]) { - $this->throwError('Incompatible units: "%s" and "%s".', $originalUnit, $item->unitStr()); - break; + $this->throwError('Incompatible units: "%s" and "%s".', $originalUnit, $item[2]); } $numbers[$key] = $number; @@ -4729,7 +4011,7 @@ class Compiler return $numbers; } - protected static $libLength = ['list']; + protected static $libLength = array('list'); protected function libLength($args) { $list = $this->coerceList($args[0]); @@ -4737,7 +4019,8 @@ class Compiler return count($list[2]); } - //protected static $libListSeparator = ['list...']; + // TODO: need a way to declare this built-in as varargs + //protected static $libListSeparator = array('list...'); protected function libListSeparator($args) { if (count($args) > 1) { @@ -4757,37 +4040,23 @@ class Compiler return 'space'; } - protected static $libNth = ['list', 'n']; + protected static $libNth = array('list', 'n'); protected function libNth($args) { $list = $this->coerceList($args[0]); - $n = $this->assertNumber($args[1]); - - if ($n > 0) { - $n--; - } elseif ($n < 0) { - $n += count($list[2]); - } + $n = $this->assertNumber($args[1]) - 1; return isset($list[2][$n]) ? $list[2][$n] : self::$defaultValue; } - protected static $libSetNth = ['list', 'n', 'value']; + protected static $libSetNth = array('list', 'n', 'value'); protected function libSetNth($args) { $list = $this->coerceList($args[0]); - $n = $this->assertNumber($args[1]); - - if ($n > 0) { - $n--; - } elseif ($n < 0) { - $n += count($list[2]); - } + $n = $this->assertNumber($args[1]) - 1; if (! isset($list[2][$n])) { $this->throwError('Invalid argument for "n"'); - - return; } $list[2][$n] = $args[2]; @@ -4795,14 +4064,15 @@ class Compiler return $list; } - protected static $libMapGet = ['map', 'key']; + protected static $libMapGet = array('map', 'key'); protected function libMapGet($args) { $map = $this->assertMap($args[0]); + $key = $this->compileStringContent($this->coerceString($args[1])); for ($i = count($map[1]) - 1; $i >= 0; $i--) { - if ($key === $this->compileStringContent($this->coerceString($map[1][$i]))) { + if ($key === $this->compileValue($map[1][$i])) { return $map[2][$i]; } } @@ -4810,32 +4080,35 @@ class Compiler return self::$null; } - protected static $libMapKeys = ['map']; + protected static $libMapKeys = array('map'); protected function libMapKeys($args) { $map = $this->assertMap($args[0]); + $keys = $map[1]; - return [Type::T_LIST, ',', $keys]; + return array('list', ',', $keys); } - protected static $libMapValues = ['map']; + protected static $libMapValues = array('map'); protected function libMapValues($args) { $map = $this->assertMap($args[0]); + $values = $map[2]; - return [Type::T_LIST, ',', $values]; + return array('list', ',', $values); } - protected static $libMapRemove = ['map', 'key']; + protected static $libMapRemove = array('map', 'key'); protected function libMapRemove($args) { $map = $this->assertMap($args[0]); + $key = $this->compileStringContent($this->coerceString($args[1])); for ($i = count($map[1]) - 1; $i >= 0; $i--) { - if ($key === $this->compileStringContent($this->coerceString($map[1][$i]))) { + if ($key === $this->compileValue($map[1][$i])) { array_splice($map[1], $i, 1); array_splice($map[2], $i, 1); } @@ -4844,44 +4117,29 @@ class Compiler return $map; } - protected static $libMapHasKey = ['map', 'key']; + protected static $libMapHasKey = array('map', 'key'); protected function libMapHasKey($args) { $map = $this->assertMap($args[0]); + $key = $this->compileStringContent($this->coerceString($args[1])); for ($i = count($map[1]) - 1; $i >= 0; $i--) { - if ($key === $this->compileStringContent($this->coerceString($map[1][$i]))) { - return true; + if ($key === $this->compileValue($map[1][$i])) { + return self::$true; } } - return false; + return self::$false; } - protected static $libMapMerge = ['map-1', 'map-2']; + protected static $libMapMerge = array('map-1', 'map-2'); protected function libMapMerge($args) { $map1 = $this->assertMap($args[0]); $map2 = $this->assertMap($args[1]); - return [Type::T_MAP, array_merge($map1[1], $map2[1]), array_merge($map1[2], $map2[2])]; - } - - protected static $libKeywords = ['args']; - protected function libKeywords($args) - { - $this->assertList($args[0]); - - $keys = []; - $values = []; - - foreach ($args[0][2] as $name => $arg) { - $keys[] = [Type::T_KEYWORD, $name]; - $values[] = $arg; - } - - return [Type::T_MAP, $keys, $values]; + return array('map', array_merge($map1[1], $map2[1]), array_merge($map1[2], $map2[2])); } protected function listSeparatorForJoin($list1, $sep) @@ -4902,7 +4160,7 @@ class Compiler } } - protected static $libJoin = ['list1', 'list2', 'separator']; + protected static $libJoin = array('list1', 'list2', 'separator'); protected function libJoin($args) { list($list1, $list2, $sep) = $args; @@ -4911,10 +4169,10 @@ class Compiler $list2 = $this->coerceList($list2, ' '); $sep = $this->listSeparatorForJoin($list1, $sep); - return [Type::T_LIST, $sep, array_merge($list1[2], $list2[2])]; + return array('list', $sep, array_merge($list1[2], $list2[2])); } - protected static $libAppend = ['list', 'val', 'separator']; + protected static $libAppend = array('list', 'val', 'separator'); protected function libAppend($args) { list($list1, $value, $sep) = $args; @@ -4922,7 +4180,7 @@ class Compiler $list1 = $this->coerceList($list1, ' '); $sep = $this->listSeparatorForJoin($list1, $sep); - return [Type::T_LIST, $sep, array_merge($list1[2], [$value])]; + return array('list', $sep, array_merge($list1[2], array($value))); } protected function libZip($args) @@ -4931,11 +4189,11 @@ class Compiler $this->assertList($arg); } - $lists = []; + $lists = array(); $firstList = array_shift($args); foreach ($firstList[2] as $key => $item) { - $list = [Type::T_LIST, '', [$item]]; + $list = array('list', '', array($item)); foreach ($args as $arg) { if (isset($arg[2][$key])) { @@ -4944,20 +4202,19 @@ class Compiler break 2; } } - $lists[] = $list; } - return [Type::T_LIST, ',', $lists]; + return array('list', ',', $lists); } - protected static $libTypeOf = ['value']; + protected static $libTypeOf = array('value'); protected function libTypeOf($args) { $value = $args[0]; switch ($value[0]) { - case Type::T_KEYWORD: + case 'keyword': if ($value === self::$true || $value === self::$false) { return 'bool'; } @@ -4967,10 +4224,10 @@ class Compiler } // fall-thru - case Type::T_FUNCTION: + case 'function': return 'string'; - case Type::T_LIST: + case 'list': if (isset($value[3]) && $value[3]) { return 'arglist'; } @@ -4981,46 +4238,42 @@ class Compiler } } - protected static $libUnit = ['number']; + protected static $libUnit = array('number'); protected function libUnit($args) { $num = $args[0]; - if ($num[0] === Type::T_NUMBER) { - return [Type::T_STRING, '"', [$num->unitStr()]]; + if ($num[0] === 'number') { + return array('string', '"', array($num[2])); } return ''; } - protected static $libUnitless = ['number']; + protected static $libUnitless = array('number'); protected function libUnitless($args) { $value = $args[0]; - return $value[0] === Type::T_NUMBER && $value->unitless(); + return $value[0] === 'number' && empty($value[2]); } - protected static $libComparable = ['number-1', 'number-2']; + protected static $libComparable = array('number-1', 'number-2'); protected function libComparable($args) { list($number1, $number2) = $args; - if (! isset($number1[0]) || $number1[0] !== Type::T_NUMBER || - ! isset($number2[0]) || $number2[0] !== Type::T_NUMBER - ) { + if (! isset($number1[0]) || $number1[0] !== 'number' || ! isset($number2[0]) || $number2[0] !== 'number') { $this->throwError('Invalid argument(s) for "comparable"'); - - return; } - $number1 = $number1->normalize(); - $number2 = $number2->normalize(); + $number1 = $this->normalizeNumber($number1); + $number2 = $this->normalizeNumber($number2); - return $number1[2] === $number2[2] || $number1->unitless() || $number2->unitless(); + return $number1[2] === $number2[2] || $number1[2] === '' || $number2[2] === ''; } - protected static $libStrIndex = ['string', 'substring']; + protected static $libStrIndex = array('string', 'substring'); protected function libStrIndex($args) { $string = $this->coerceString($args[0]); @@ -5031,10 +4284,10 @@ class Compiler $result = strpos($stringContent, $substringContent); - return $result === false ? self::$null : new Node\Number($result + 1, ''); + return $result === false ? self::$null : array('number', $result + 1, ''); } - protected static $libStrInsert = ['string', 'insert', 'index']; + protected static $libStrInsert = array('string', 'insert', 'index'); protected function libStrInsert($args) { $string = $this->coerceString($args[0]); @@ -5045,80 +4298,74 @@ class Compiler list(, $index) = $args[2]; - $string[2] = [substr_replace($stringContent, $insertContent, $index - 1, 0)]; + $string[2] = array(substr_replace($stringContent, $insertContent, $index - 1, 0)); return $string; } - protected static $libStrLength = ['string']; + protected static $libStrLength = array('string'); protected function libStrLength($args) { $string = $this->coerceString($args[0]); $stringContent = $this->compileStringContent($string); - return new Node\Number(strlen($stringContent), ''); + return array('number', strlen($stringContent), ''); } - protected static $libStrSlice = ['string', 'start-at', 'end-at']; + protected static $libStrSlice = array('string', 'start-at', 'end-at'); protected function libStrSlice($args) { - if (isset($args[2]) && $args[2][1] == 0) { - return self::$nullString; + if ($args[2][1] == 0) { + return self::$emptyString; } $string = $this->coerceString($args[0]); $stringContent = $this->compileStringContent($string); - $start = (int) $args[1][1]; + $start = (int) $args[1][1] ?: 1; + $end = (int) $args[2][1]; - if ($start > 0) { - $start--; - } - - $end = (int) $args[2][1]; - $length = $end < 0 ? $end + 1 : ($end > 0 ? $end - $start : $end); - - $string[2] = $length - ? [substr($stringContent, $start, $length)] - : [substr($stringContent, $start)]; + $string[2] = array(substr($stringContent, $start - 1, $end < 0 ? $end : $end - $start + 1)); return $string; } - protected static $libToLowerCase = ['string']; + protected static $libToLowerCase = array('string'); protected function libToLowerCase($args) { $string = $this->coerceString($args[0]); $stringContent = $this->compileStringContent($string); - $string[2] = [mb_strtolower($stringContent)]; + $string[2] = array(mb_strtolower($stringContent)); return $string; } - protected static $libToUpperCase = ['string']; + protected static $libToUpperCase = array('string'); protected function libToUpperCase($args) { $string = $this->coerceString($args[0]); $stringContent = $this->compileStringContent($string); - $string[2] = [mb_strtoupper($stringContent)]; + $string[2] = array(mb_strtoupper($stringContent)); return $string; } - protected static $libFeatureExists = ['feature']; + protected static $libFeatureExists = array('feature'); protected function libFeatureExists($args) { - $string = $this->coerceString($args[0]); - $name = $this->compileStringContent($string); - - return $this->toBool( - array_key_exists($name, $this->registeredFeatures) ? $this->registeredFeatures[$name] : false - ); + /* + * The following features not not (yet) supported: + * - global-variable-shadowing + * - extend-selector-pseudoclass + * - units-level-3 + * - at-error + */ + return self::$false; } - protected static $libFunctionExists = ['name']; + protected static $libFunctionExists = array('name'); protected function libFunctionExists($args) { $string = $this->coerceString($args[0]); @@ -5126,13 +4373,13 @@ class Compiler // user defined functions if ($this->has(self::$namespaces['function'] . $name)) { - return true; + return self::$true; } $name = $this->normalizeName($name); if (isset($this->userFunctions[$name])) { - return true; + return self::$true; } // built-in functions @@ -5141,31 +4388,31 @@ class Compiler return $this->toBool(is_callable($f)); } - protected static $libGlobalVariableExists = ['name']; + protected static $libGlobalVariableExists = array('name'); protected function libGlobalVariableExists($args) { $string = $this->coerceString($args[0]); $name = $this->compileStringContent($string); - return $this->has($name, $this->rootEnv); + return $this->has($name, $this->rootEnv) ? self::$true : self::$false; } - protected static $libMixinExists = ['name']; + protected static $libMixinExists = array('name'); protected function libMixinExists($args) { $string = $this->coerceString($args[0]); $name = $this->compileStringContent($string); - return $this->has(self::$namespaces['mixin'] . $name); + return $this->has(self::$namespaces['mixin'] . $name) ? self::$true : self::$false; } - protected static $libVariableExists = ['name']; + protected static $libVariableExists = array('name'); protected function libVariableExists($args) { $string = $this->coerceString($args[0]); $name = $this->compileStringContent($string); - return $this->has($name); + return $this->has($name) ? self::$true : self::$false; } /** @@ -5175,12 +4422,11 @@ class Compiler */ protected function libCounter($args) { - $list = array_map([$this, 'compileValue'], $args); + $list = array_map(array($this, 'compileValue'), $args); - return [Type::T_STRING, '', ['counter(' . implode(',', $list) . ')']]; + return array('string', '', array('counter(' . implode(',', $list) . ')')); } - protected static $libRandom = ['limit']; protected function libRandom($args) { if (isset($args[0])) { @@ -5188,14 +4434,12 @@ class Compiler if ($n < 1) { $this->throwError("limit must be greater than or equal to 1"); - - return; } - return new Node\Number(mt_rand(1, $n), ''); + return array('number', mt_rand(1, $n), ''); } - return new Node\Number(mt_rand(1, mt_getrandmax()), ''); + return array('number', mt_rand(1, mt_getrandmax()), ''); } protected function libUniqueId() @@ -5208,16 +4452,6 @@ class Compiler $id += mt_rand(0, 10) + 1; - return [Type::T_STRING, '', ['u' . str_pad(base_convert($id, 10, 36), 8, '0', STR_PAD_LEFT)]]; - } - - protected static $libInspect = ['value']; - protected function libInspect($args) - { - if ($args[0] === self::$null) { - return [Type::T_KEYWORD, 'null']; - } - - return $args[0]; + return array('string', '', array('u' . str_pad(base_convert($id, 10, 36), 8, '0', STR_PAD_LEFT))); } } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler/Environment.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler/Environment.php deleted file mode 100644 index d44bff765a..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Compiler/Environment.php +++ /dev/null @@ -1,40 +0,0 @@ - - */ -class Environment -{ - /** - * @var \Leafo\ScssPhp\Block - */ - public $block; - - /** - * @var \Leafo\ScssPhp\Compiler\Environment - */ - public $parent; - - /** - * @var array - */ - public $store; - - /** - * @var integer - */ - public $depth; -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/CompilerException.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/CompilerException.php deleted file mode 100644 index 777e40ac5d..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/CompilerException.php +++ /dev/null @@ -1,21 +0,0 @@ - - */ -class CompilerException extends \Exception -{ -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ParserException.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ParserException.php deleted file mode 100644 index fbe6388f50..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ParserException.php +++ /dev/null @@ -1,21 +0,0 @@ - - */ -class ParserException extends \Exception -{ -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ServerException.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ServerException.php deleted file mode 100644 index 5a878d2fb8..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Exception/ServerException.php +++ /dev/null @@ -1,21 +0,0 @@ - - */ -class ServerException extends \Exception -{ -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter.php index 2770bb2daa..5b035e1c2b 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter.php @@ -11,10 +11,8 @@ namespace Leafo\ScssPhp; -use Leafo\ScssPhp\Formatter\OutputBlock; - /** - * Base formatter + * SCSS base formatter * * @author Leaf Corcoran */ @@ -55,33 +53,23 @@ abstract class Formatter */ public $assignSeparator; - /** - * @var boolea - */ - public $keepSemicolons; - - /** - * Initialize formatter - * - * @api - */ abstract public function __construct(); /** * Return indentation (whitespace) * + * @param integer $n + * * @return string */ - protected function indentStr() + protected function indentStr($n = 0) { - return ''; + return str_repeat($this->indentChar, max($this->indentLevel + $n, 0)); } /** * Return property assignment * - * @api - * * @param string $name * @param mixed $value * @@ -95,34 +83,21 @@ abstract class Formatter /** * Strip semi-colon appended by property(); it's a separator, not a terminator * - * @api - * * @param array $lines */ public function stripSemicolon(&$lines) { - if ($this->keepSemicolons) { - return; - } - - if (($count = count($lines)) - && substr($lines[$count - 1], -1) === ';' - ) { - $lines[$count - 1] = substr($lines[$count - 1], 0, -1); - } } /** * Output lines inside a block * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block + * @param string $inner + * @param \stdClass $block */ - protected function blockLines(OutputBlock $block) + protected function blockLines($inner, $block) { - $inner = $this->indentStr(); - $glue = $this->break . $inner; - echo $inner . implode($glue, $block->lines); if (! empty($block->children)) { @@ -130,57 +105,35 @@ abstract class Formatter } } - /** - * Output block selectors - * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block - */ - protected function blockSelectors(OutputBlock $block) - { - $inner = $this->indentStr(); - - echo $inner - . implode($this->tagSeparator, $block->selectors) - . $this->open . $this->break; - } - - /** - * Output block children - * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block - */ - protected function blockChildren(OutputBlock $block) - { - foreach ($block->children as $child) { - $this->block($child); - } - } - /** * Output non-empty block * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block + * @param \stdClass $block */ - protected function block(OutputBlock $block) + protected function block($block) { if (empty($block->lines) && empty($block->children)) { return; } - $pre = $this->indentStr(); + $inner = $pre = $this->indentStr(); if (! empty($block->selectors)) { - $this->blockSelectors($block); + echo $pre + . implode($this->tagSeparator, $block->selectors) + . $this->open . $this->break; $this->indentLevel++; + + $inner = $this->indentStr(); } if (! empty($block->lines)) { - $this->blockLines($block); + $this->blockLines($inner, $block); } - if (! empty($block->children)) { - $this->blockChildren($block); + foreach ($block->children as $child) { + $this->block($child); } if (! empty($block->selectors)) { @@ -197,13 +150,11 @@ abstract class Formatter /** * Entry point to formatting a block * - * @api - * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block An abstract syntax tree + * @param \stdClass $block An abstract syntax tree * * @return string */ - public function format(OutputBlock $block) + public function format($block) { ob_start(); diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compact.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compact.php index 94abe32950..29874c96c2 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compact.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compact.php @@ -14,7 +14,7 @@ namespace Leafo\ScssPhp\Formatter; use Leafo\ScssPhp\Formatter; /** - * Compact formatter + * SCSS compact formatter * * @author Leaf Corcoran */ @@ -32,13 +32,12 @@ class Compact extends Formatter $this->close = "}\n\n"; $this->tagSeparator = ','; $this->assignSeparator = ':'; - $this->keepSemicolons = true; } /** * {@inheritdoc} */ - public function indentStr() + public function indentStr($n = 0) { return ' '; } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compressed.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compressed.php index df7bc75fb3..c95b68b324 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compressed.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Compressed.php @@ -12,10 +12,9 @@ namespace Leafo\ScssPhp\Formatter; use Leafo\ScssPhp\Formatter; -use Leafo\ScssPhp\Formatter\OutputBlock; /** - * Compressed formatter + * SCSS compressed formatter * * @author Leaf Corcoran */ @@ -33,16 +32,33 @@ class Compressed extends Formatter $this->close = '}'; $this->tagSeparator = ','; $this->assignSeparator = ':'; - $this->keepSemicolons = false; } /** * {@inheritdoc} */ - public function blockLines(OutputBlock $block) + public function indentStr($n = 0) { - $inner = $this->indentStr(); + return ''; + } + /** + * {@inheritdoc} + */ + public function stripSemicolon(&$lines) + { + if (($count = count($lines)) + && substr($lines[$count - 1], -1) === ';' + ) { + $lines[$count - 1] = substr($lines[$count - 1], 0, -1); + } + } + + /** + * {@inheritdoc} + */ + public function blockLines($inner, $block) + { $glue = $this->break . $inner; foreach ($block->lines as $index => $line) { @@ -59,4 +75,15 @@ class Compressed extends Formatter echo $this->break; } } + + /** + * {@inherit} + */ + public function format($block) + { + return parent::format($block); + + // TODO: we need to fix the 2 "compressed" tests where the "close" is applied + return trim(str_replace(';}', '}', parent::format($block))); + } } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Crunched.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Crunched.php index ccba1333bf..1227c12279 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Crunched.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Crunched.php @@ -12,10 +12,9 @@ namespace Leafo\ScssPhp\Formatter; use Leafo\ScssPhp\Formatter; -use Leafo\ScssPhp\Formatter\OutputBlock; /** - * Crunched formatter + * SCSS crunched formatter * * @author Anthon Pang */ @@ -33,16 +32,33 @@ class Crunched extends Formatter $this->close = '}'; $this->tagSeparator = ','; $this->assignSeparator = ':'; - $this->keepSemicolons = false; } /** * {@inheritdoc} */ - public function blockLines(OutputBlock $block) + public function indentStr($n = 0) { - $inner = $this->indentStr(); + return ''; + } + + /** + * {@inheritdoc} + */ + public function stripSemicolon(&$lines) + { + if (($count = count($lines)) + && substr($lines[$count - 1], -1) === ';' + ) { + $lines[$count - 1] = substr($lines[$count - 1], 0, -1); + } + } + /** + * {@inheritdoc} + */ + public function blockLines($inner, $block) + { $glue = $this->break . $inner; foreach ($block->lines as $index => $line) { diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Debug.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Debug.php deleted file mode 100644 index 855742e7b0..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Debug.php +++ /dev/null @@ -1,119 +0,0 @@ - - */ -class Debug extends Formatter -{ - /** - * {@inheritdoc} - */ - public function __construct() - { - $this->indentLevel = 0; - $this->indentChar = ''; - $this->break = "\n"; - $this->open = ' {'; - $this->close = ' }'; - $this->tagSeparator = ', '; - $this->assignSeparator = ': '; - $this->keepSemicolons = true; - } - - /** - * {@inheritdoc} - */ - protected function indentStr() - { - return str_repeat(' ', $this->indentLevel); - } - - /** - * {@inheritdoc} - */ - protected function blockLines(OutputBlock $block) - { - $indent = $this->indentStr(); - - if (empty($block->lines)) { - echo "{$indent}block->lines: []\n"; - - return; - } - - foreach ($block->lines as $index => $line) { - echo "{$indent}block->lines[{$index}]: $line\n"; - } - } - - /** - * {@inheritdoc} - */ - protected function blockSelectors(OutputBlock $block) - { - $indent = $this->indentStr(); - - if (empty($block->selectors)) { - echo "{$indent}block->selectors: []\n"; - - return; - } - - foreach ($block->selectors as $index => $selector) { - echo "{$indent}block->selectors[{$index}]: $selector\n"; - } - } - - /** - * {@inheritdoc} - */ - protected function blockChildren(OutputBlock $block) - { - $indent = $this->indentStr(); - - if (empty($block->children)) { - echo "{$indent}block->children: []\n"; - - return; - } - - $this->indentLevel++; - - foreach ($block->children as $i => $child) { - $this->block($child); - } - - $this->indentLevel--; - } - - /** - * {@inheritdoc} - */ - protected function block(OutputBlock $block) - { - $indent = $this->indentStr(); - - echo "{$indent}block->type: {$block->type}\n" . - "{$indent}block->depth: {$block->depth}\n"; - - $this->blockSelectors($block); - $this->blockLines($block); - $this->blockChildren($block); - } -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Expanded.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Expanded.php index 54db742ffd..fbf85c1e18 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Expanded.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Expanded.php @@ -12,10 +12,9 @@ namespace Leafo\ScssPhp\Formatter; use Leafo\ScssPhp\Formatter; -use Leafo\ScssPhp\Formatter\OutputBlock; /** - * Expanded formatter + * SCSS expanded formatter * * @author Leaf Corcoran */ @@ -33,24 +32,13 @@ class Expanded extends Formatter $this->close = '}'; $this->tagSeparator = ', '; $this->assignSeparator = ': '; - $this->keepSemicolons = true; } /** * {@inheritdoc} */ - protected function indentStr() + protected function blockLines($inner, $block) { - return str_repeat($this->indentChar, $this->indentLevel); - } - - /** - * {@inheritdoc} - */ - protected function blockLines(OutputBlock $block) - { - $inner = $this->indentStr(); - $glue = $this->break . $inner; foreach ($block->lines as $index => $line) { diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Nested.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Nested.php index 9fdb4dd0ab..bd2c4d2136 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Nested.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/Nested.php @@ -12,20 +12,14 @@ namespace Leafo\ScssPhp\Formatter; use Leafo\ScssPhp\Formatter; -use Leafo\ScssPhp\Formatter\OutputBlock; /** - * Nested formatter + * SCSS nested formatter * * @author Leaf Corcoran */ class Nested extends Formatter { - /** - * @var integer - */ - private $depth; - /** * {@inheritdoc} */ @@ -38,26 +32,55 @@ class Nested extends Formatter $this->close = ' }'; $this->tagSeparator = ', '; $this->assignSeparator = ': '; - $this->keepSemicolons = true; } /** - * {@inheritdoc} + * Adjust the depths of all children, depth first + * + * @param \stdClass $block */ - protected function indentStr() + public function adjustAllChildren($block) { - $n = $this->depth - 1; + // flatten empty nested blocks + $children = array(); + foreach ($block->children as $i => $child) { + if (empty($child->lines) && empty($child->children)) { + if (isset($block->children[$i + 1])) { + $block->children[$i + 1]->depth = $child->depth; + } + continue; + } + $children[] = $child; + } + + $count = count($children); + for ($i = 0; $i < $count; $i++) { + $depth = $children[$i]->depth; + $j = $i + 1; + if (isset($children[$j]) && $depth < $children[$j]->depth) { + $childDepth = $children[$j]->depth; + for (; $j < $count; $j++) { + if ($depth < $children[$j]->depth && $childDepth >= $children[$j]->depth) { + $children[$j]->depth = $depth + 1; + } + } + } + } + + $block->children = $children; - return str_repeat($this->indentChar, max($this->indentLevel + $n, 0)); + // make relative to parent + foreach ($block->children as $child) { + $this->adjustAllChildren($child); + $child->depth = $child->depth - $block->depth; + } } /** * {@inheritdoc} */ - protected function blockLines(OutputBlock $block) + protected function blockLines($inner, $block) { - $inner = $this->indentStr(); - $glue = $this->break . $inner; foreach ($block->lines as $index => $line) { @@ -76,20 +99,25 @@ class Nested extends Formatter /** * {@inheritdoc} */ - protected function blockSelectors(OutputBlock $block) + protected function block($block) { - $inner = $this->indentStr(); + if ($block->type === 'root') { + $this->adjustAllChildren($block); + } - echo $inner - . implode($this->tagSeparator, $block->selectors) - . $this->open . $this->break; - } + $inner = $pre = $this->indentStr($block->depth - 1); + if (! empty($block->selectors)) { + echo $pre . + implode($this->tagSeparator, $block->selectors) . + $this->open . $this->break; + $this->indentLevel++; + $inner = $this->indentStr($block->depth - 1); + } + + if (! empty($block->lines)) { + $this->blockLines($inner, $block); + } - /** - * {@inheritdoc} - */ - protected function blockChildren(OutputBlock $block) - { foreach ($block->children as $i => $child) { $this->block($child); @@ -98,47 +126,15 @@ class Nested extends Formatter if (isset($block->children[$i + 1])) { $next = $block->children[$i + 1]; - if ($next->depth === max($block->depth, 1) && $child->depth >= $next->depth) { echo $this->break; } } } } - } - - /** - * {@inheritdoc} - */ - protected function block(OutputBlock $block) - { - if ($block->type === 'root') { - $this->adjustAllChildren($block); - } - - if (empty($block->lines) && empty($block->children)) { - return; - } - - $this->depth = $block->depth; - - if (! empty($block->selectors)) { - $this->blockSelectors($block); - - $this->indentLevel++; - } - - if (! empty($block->lines)) { - $this->blockLines($block); - } - - if (! empty($block->children)) { - $this->blockChildren($block); - } if (! empty($block->selectors)) { $this->indentLevel--; - echo $this->close; } @@ -146,53 +142,4 @@ class Nested extends Formatter echo $this->break; } } - - /** - * Adjust the depths of all children, depth first - * - * @param \Leafo\ScssPhp\Formatter\OutputBlock $block - */ - private function adjustAllChildren(OutputBlock $block) - { - // flatten empty nested blocks - $children = []; - - foreach ($block->children as $i => $child) { - if (empty($child->lines) && empty($child->children)) { - if (isset($block->children[$i + 1])) { - $block->children[$i + 1]->depth = $child->depth; - } - - continue; - } - - $children[] = $child; - } - - $count = count($children); - - for ($i = 0; $i < $count; $i++) { - $depth = $children[$i]->depth; - $j = $i + 1; - - if (isset($children[$j]) && $depth < $children[$j]->depth) { - $childDepth = $children[$j]->depth; - - for (; $j < $count; $j++) { - if ($depth < $children[$j]->depth && $childDepth >= $children[$j]->depth) { - $children[$j]->depth = $depth + 1; - } - } - } - } - - $block->children = $children; - - // make relative to parent - foreach ($block->children as $child) { - $this->adjustAllChildren($child); - - $child->depth = $child->depth - $block->depth; - } - } } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/OutputBlock.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/OutputBlock.php deleted file mode 100644 index bb8d99b4e8..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Formatter/OutputBlock.php +++ /dev/null @@ -1,50 +0,0 @@ - - */ -class OutputBlock -{ - /** - * @var string - */ - public $type; - - /** - * @var integer - */ - public $depth; - - /** - * @var array - */ - public $selectors; - - /** - * @var array - */ - public $lines; - - /** - * @var array - */ - public $children; - - /** - * @var \Leafo\ScssPhp\Formatter\OutputBlock - */ - public $parent; -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Node.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Node.php deleted file mode 100644 index e6ed178ca2..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Node.php +++ /dev/null @@ -1,40 +0,0 @@ - - */ -abstract class Node -{ - /** - * @var string - */ - public $type; - - /** - * @var integer - */ - public $sourceIndex; - - /** - * @var integer - */ - public $sourceLine; - - /** - * @var integer - */ - public $sourceColumn; -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Node/Number.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Node/Number.php deleted file mode 100644 index a803a6caba..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Node/Number.php +++ /dev/null @@ -1,329 +0,0 @@ - - */ -class Number extends Node implements \ArrayAccess -{ - /** - * @var integer - */ - static public $precision = 5; - - /** - * @see http://www.w3.org/TR/2012/WD-css3-values-20120308/ - * - * @var array - */ - static protected $unitTable = [ - 'in' => [ - 'in' => 1, - 'pc' => 6, - 'pt' => 72, - 'px' => 96, - 'cm' => 2.54, - 'mm' => 25.4, - 'q' => 101.6, - ], - 'turn' => [ - 'deg' => 360, - 'grad' => 400, - 'rad' => 6.28318530717958647692528676, // 2 * M_PI - 'turn' => 1, - ], - 's' => [ - 's' => 1, - 'ms' => 1000, - ], - 'Hz' => [ - 'Hz' => 1, - 'kHz' => 0.001, - ], - 'dpi' => [ - 'dpi' => 1, - 'dpcm' => 2.54, - 'dppx' => 96, - ], - ]; - - /** - * @var integer|float - */ - public $dimension; - - /** - * @var array - */ - public $units; - - /** - * Initialize number - * - * @param mixed $dimension - * @param mixed $initialUnit - */ - public function __construct($dimension, $initialUnit) - { - $this->type = Type::T_NUMBER; - $this->dimension = $dimension; - $this->units = is_array($initialUnit) - ? $initialUnit - : ($initialUnit ? [$initialUnit => 1] - : []); - } - - /** - * Coerce number to target units - * - * @param array $units - * - * @return \Leafo\ScssPhp\Node\Number - */ - public function coerce($units) - { - if ($this->unitless()) { - return new Number($this->dimension, $units); - } - - $dimension = $this->dimension; - - foreach (self::$unitTable['in'] as $unit => $conv) { - $from = isset($this->units[$unit]) ? $this->units[$unit] : 0; - $to = isset($units[$unit]) ? $units[$unit] : 0; - $factor = pow($conv, $from - $to); - $dimension /= $factor; - } - - return new Number($dimension, $units); - } - - /** - * Normalize number - * - * @return \Leafo\ScssPhp\Node\Number - */ - public function normalize() - { - $dimension = $this->dimension; - $units = []; - - $this->normalizeUnits($dimension, $units, 'in'); - - return new Number($dimension, $units); - } - - /** - * {@inheritdoc} - */ - public function offsetExists($offset) - { - if ($offset === -3) { - return $this->sourceColumn !== null; - } - - if ($offset === -2) { - return $this->sourceLine !== null; - } - - if ($offset === -1 - || $offset === 0 - || $offset === 1 - || $offset === 2 - ) { - return true; - } - - return false; - } - - /** - * {@inheritdoc} - */ - public function offsetGet($offset) - { - switch ($offset) { - case -3: - return $this->sourceColumn; - - case -2: - return $this->sourceLine; - - case -1: - return $this->sourceIndex; - - case 0: - return $this->type; - - case 1: - return $this->dimension; - - case 2: - return $this->units; - } - } - - /** - * {@inheritdoc} - */ - public function offsetSet($offset, $value) - { - if ($offset === 1) { - $this->dimension = $value; - } elseif ($offset === 2) { - $this->units = $value; - } elseif ($offset == -1) { - $this->sourceIndex = $value; - } elseif ($offset == -2) { - $this->sourceLine = $value; - } elseif ($offset == -3) { - $this->sourceColumn = $value; - } - } - - /** - * {@inheritdoc} - */ - public function offsetUnset($offset) - { - if ($offset === 1) { - $this->dimension = null; - } elseif ($offset === 2) { - $this->units = null; - } elseif ($offset === -1) { - $this->sourceIndex = null; - } elseif ($offset === -2) { - $this->sourceLine = null; - } elseif ($offset === -3) { - $this->sourceColumn = null; - } - } - - /** - * Returns true if the number is unitless - * - * @return boolean - */ - public function unitless() - { - return ! array_sum($this->units); - } - - /** - * Returns unit(s) as the product of numerator units divided by the product of denominator units - * - * @return string - */ - public function unitStr() - { - $numerators = []; - $denominators = []; - - foreach ($this->units as $unit => $unitSize) { - if ($unitSize > 0) { - $numerators = array_pad($numerators, count($numerators) + $unitSize, $unit); - continue; - } - - if ($unitSize < 0) { - $denominators = array_pad($denominators, count($denominators) + $unitSize, $unit); - continue; - } - } - - return implode('*', $numerators) . (count($denominators) ? '/' . implode('*', $denominators) : ''); - } - - /** - * Output number - * - * @param \Leafo\ScssPhp\Compiler $compiler - * - * @return string - */ - public function output(Compiler $compiler = null) - { - $dimension = round($this->dimension, self::$precision); - - $units = array_filter($this->units, function ($unitSize) { - return $unitSize; - }); - - if (count($units) > 1 && array_sum($units) === 0) { - $dimension = $this->dimension; - $units = []; - - $this->normalizeUnits($dimension, $units, 'in'); - - $dimension = round($dimension, self::$precision); - $units = array_filter($units, function ($unitSize) { - return $unitSize; - }); - } - - $unitSize = array_sum($units); - - if ($compiler && ($unitSize > 1 || $unitSize < 0 || count($units) > 1)) { - $compiler->throwError((string) $dimension . $this->unitStr() . " isn't a valid CSS value."); - } - - reset($units); - list($unit, ) = each($units); - - return (string) $dimension . $unit; - } - - /** - * {@inheritdoc} - */ - public function __toString() - { - return $this->output(); - } - - /** - * Normalize units - * - * @param integer|float $dimension - * @param array $units - * @param string $baseUnit - */ - private function normalizeUnits(&$dimension, &$units, $baseUnit = 'in') - { - $dimension = $this->dimension; - $units = []; - - foreach ($this->units as $unit => $exp) { - if (isset(self::$unitTable[$baseUnit][$unit])) { - $factor = pow(self::$unitTable[$baseUnit][$unit], $exp); - - $unit = $baseUnit; - $dimension /= $factor; - } - - $units[$unit] = $exp + (isset($units[$unit]) ? $units[$unit] : 0); - } - } -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Parser.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Parser.php index ed0621eae1..8b27a27e4e 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Parser.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Parser.php @@ -11,157 +11,133 @@ namespace Leafo\ScssPhp; -use Leafo\ScssPhp\Block; use Leafo\ScssPhp\Compiler; -use Leafo\ScssPhp\Exception\ParserException; -use Leafo\ScssPhp\Node; -use Leafo\ScssPhp\Type; /** - * Parser + * SCSS parser * * @author Leaf Corcoran */ class Parser { - const SOURCE_INDEX = -1; - const SOURCE_LINE = -2; - const SOURCE_COLUMN = -3; + const SOURCE_POSITION = -1; + const SOURCE_PARSER = -2; /** * @var array */ - protected static $precedence = [ - '=' => 0, - 'or' => 1, + protected static $precedence = array( + '=' => 0, + 'or' => 1, 'and' => 2, - '==' => 3, - '!=' => 3, - '<=>' => 3, - '<=' => 4, - '>=' => 4, - '<' => 4, - '>' => 4, - '+' => 5, - '-' => 5, - '*' => 6, - '/' => 6, - '%' => 6, - ]; - - protected static $commentPattern; - protected static $operatorPattern; + '==' => 3, + '!=' => 3, + '<=' => 4, + '>=' => 4, + '<' => 4, + '>' => 4, + '+' => 5, + '-' => 5, + '*' => 6, + '/' => 6, + '%' => 6, + ); + + /** + * @var array + */ + protected static $operators = array( + '+', + '-', + '*', + '/', + '%', + '==', + '!=', + '<=', + '>=', + '<', + '>', + 'and', + 'or', + ); + + protected static $operatorStr; protected static $whitePattern; + protected static $commentMulti; + + protected static $commentSingle = '//'; + protected static $commentMultiLeft = '/*'; + protected static $commentMultiRight = '*/'; private $sourceName; - private $sourceIndex; - private $sourcePositions; + private $rootParser; private $charset; private $count; private $env; private $inParens; private $eatWhiteDefault; private $buffer; - private $utf8; - private $encoding; - private $patternModifiers; /** * Constructor * - * @api - * * @param string $sourceName - * @param integer $sourceIndex - * @param string $encoding + * @param boolean $rootParser */ - public function __construct($sourceName, $sourceIndex = 0, $encoding = 'utf-8') + public function __construct($sourceName = null, $rootParser = true) { - $this->sourceName = $sourceName ?: '(stdin)'; - $this->sourceIndex = $sourceIndex; - $this->charset = null; - $this->utf8 = ! $encoding || strtolower($encoding) === 'utf-8'; - $this->patternModifiers = $this->utf8 ? 'Aisu' : 'Ais'; + $this->sourceName = $sourceName; + $this->rootParser = $rootParser; + $this->charset = null; - if (empty(self::$operatorPattern)) { - self::$operatorPattern = '([*\/%+-]|[!=]\=|\>\=?|\<\=\>|\<\=?|and|or)'; + if (empty(self::$operatorStr)) { + self::$operatorStr = $this->makeOperatorStr(self::$operators); - $commentSingle = '\/\/'; - $commentMultiLeft = '\/\*'; - $commentMultiRight = '\*\/'; - - self::$commentPattern = $commentMultiLeft . '.*?' . $commentMultiRight; - self::$whitePattern = $this->utf8 - ? '/' . $commentSingle . '[^\n]*\s*|(' . self::$commentPattern . ')\s*|\s+/AisuS' - : '/' . $commentSingle . '[^\n]*\s*|(' . self::$commentPattern . ')\s*|\s+/AisS'; + $commentSingle = $this->pregQuote(self::$commentSingle); + $commentMultiLeft = $this->pregQuote(self::$commentMultiLeft); + $commentMultiRight = $this->pregQuote(self::$commentMultiRight); + self::$commentMulti = $commentMultiLeft . '.*?' . $commentMultiRight; + self::$whitePattern = '/' . $commentSingle . '[^\n]*\s*|(' . self::$commentMulti . ')\s*|\s+/Ais'; } } /** - * Get source file name + * Make operator regex * - * @api + * @param array $operators * * @return string */ - public function getSourceName() - { - return $this->sourceName; - } - - /** - * Throw parser error - * - * @api - * - * @param string $msg - * - * @throws \Leafo\ScssPhp\Exception\ParserException - */ - public function throwParseError($msg = 'parse error') + protected static function makeOperatorStr($operators) { - list($line, /* $column */) = $this->getSourcePosition($this->count); - - $loc = empty($this->sourceName) ? "line: $line" : "$this->sourceName on line $line"; - - if ($this->peek("(.*?)(\n|$)", $m, $this->count)) { - throw new ParserException("$msg: failed at `$m[1]` $loc"); - } - - throw new ParserException("$msg: $loc"); + return '(' + . implode('|', array_map(array('Leafo\ScssPhp\Parser', 'pregQuote'), $operators)) + . ')'; } /** * Parser buffer * - * @api + * @param string $buffer; * - * @param string $buffer - * - * @return \Leafo\ScssPhp\Block + * @return \stdClass */ public function parse($buffer) { - // strip BOM (byte order marker) - if (substr($buffer, 0, 3) === "\xef\xbb\xbf") { - $buffer = substr($buffer, 3); - } - - $this->buffer = rtrim($buffer, "\x00..\x1f"); $this->count = 0; $this->env = null; $this->inParens = false; $this->eatWhiteDefault = true; - - $this->saveEncoding(); - $this->extractLineNumbers($buffer); + $this->buffer = $buffer; $this->pushBlock(null); // root block + $this->whitespace(); $this->pushBlock(null); $this->popBlock(); - while ($this->parseChunk()) { + while (false !== $this->parseChunk()) { ; } @@ -179,16 +155,12 @@ class Parser $this->env->isRoot = true; - $this->restoreEncoding(); - return $this->env; } /** * Parse a value or value list * - * @api - * * @param string $buffer * @param string $out * @@ -202,20 +174,12 @@ class Parser $this->eatWhiteDefault = true; $this->buffer = (string) $buffer; - $this->saveEncoding(); - - $list = $this->valueList($out); - - $this->restoreEncoding(); - - return $list; + return $this->valueList($out); } /** * Parse a selector or selector list * - * @api - * * @param string $buffer * @param string $out * @@ -229,13 +193,7 @@ class Parser $this->eatWhiteDefault = true; $this->buffer = (string) $buffer; - $this->saveEncoding(); - - $selector = $this->selectors($out); - - $this->restoreEncoding(); - - return $selector; + return $this->selectors($out); } /** @@ -283,22 +241,8 @@ class Parser // the directives if (isset($this->buffer[$this->count]) && $this->buffer[$this->count] === '@') { - if ($this->literal('@at-root') && - ($this->selectors($selector) || true) && - ($this->map($with) || true) && - $this->literal('{') - ) { - $atRoot = $this->pushSpecialBlock(Type::T_AT_ROOT, $s); - $atRoot->selector = $selector; - $atRoot->with = $with; - - return true; - } - - $this->seek($s); - if ($this->literal('@media') && $this->mediaQueryList($mediaQueryList) && $this->literal('{')) { - $media = $this->pushSpecialBlock(Type::T_MEDIA, $s); + $media = $this->pushSpecialBlock('media', $s); $media->queryList = $mediaQueryList[2]; return true; @@ -311,7 +255,7 @@ class Parser ($this->argumentDef($args) || true) && $this->literal('{') ) { - $mixin = $this->pushSpecialBlock(Type::T_MIXIN, $s); + $mixin = $this->pushSpecialBlock('mixin', $s); $mixin->name = $mixinName; $mixin->args = $args; @@ -328,10 +272,11 @@ class Parser ($this->end() || $this->literal('{') && $hasBlock = true) ) { - $child = [Type::T_INCLUDE, $mixinName, isset($argValues) ? $argValues : null, null]; + $child = array('include', + $mixinName, isset($argValues) ? $argValues : null, null); if (! empty($hasBlock)) { - $include = $this->pushSpecialBlock(Type::T_INCLUDE, $s); + $include = $this->pushSpecialBlock('include', $s); $include->child = $child; } else { $this->append($child, $s); @@ -342,22 +287,11 @@ class Parser $this->seek($s); - if ($this->literal('@scssphp-import-once') && - $this->valueList($importPath) && - $this->end() - ) { - $this->append([Type::T_SCSSPHP_IMPORT_ONCE, $importPath], $s); - - return true; - } - - $this->seek($s); - if ($this->literal('@import') && $this->valueList($importPath) && $this->end() ) { - $this->append([Type::T_IMPORT, $importPath], $s); + $this->append(array('import', $importPath), $s); return true; } @@ -368,7 +302,7 @@ class Parser $this->url($importPath) && $this->end() ) { - $this->append([Type::T_IMPORT, $importPath], $s); + $this->append(array('import', $importPath), $s); return true; } @@ -376,12 +310,10 @@ class Parser $this->seek($s); if ($this->literal('@extend') && - $this->selectors($selectors) && + $this->selectors($selector) && $this->end() ) { - // check for '!flag' - $optional = $this->stripOptionalFlag($selectors); - $this->append([Type::T_EXTEND, $selectors, $optional], $s); + $this->append(array('extend', $selector), $s); return true; } @@ -393,7 +325,7 @@ class Parser $this->argumentDef($args) && $this->literal('{') ) { - $func = $this->pushSpecialBlock(Type::T_FUNCTION, $s); + $func = $this->pushSpecialBlock('function', $s); $func->name = $fnName; $func->args = $args; @@ -402,25 +334,8 @@ class Parser $this->seek($s); - if ($this->literal('@break') && $this->end()) { - $this->append([Type::T_BREAK], $s); - - return true; - } - - $this->seek($s); - - if ($this->literal('@continue') && $this->end()) { - $this->append([Type::T_CONTINUE], $s); - - return true; - } - - $this->seek($s); - - - if ($this->literal('@return') && ($this->valueList($retVal) || true) && $this->end()) { - $this->append([Type::T_RETURN, isset($retVal) ? $retVal : [Type::T_NULL]], $s); + if ($this->literal('@return') && $this->valueList($retVal) && $this->end()) { + $this->append(array('return', $retVal), $s); return true; } @@ -433,7 +348,7 @@ class Parser $this->valueList($list) && $this->literal('{') ) { - $each = $this->pushSpecialBlock(Type::T_EACH, $s); + $each = $this->pushSpecialBlock('each', $s); foreach ($varNames[2] as $varName) { $each->vars[] = $varName[1]; @@ -450,7 +365,7 @@ class Parser $this->expression($cond) && $this->literal('{') ) { - $while = $this->pushSpecialBlock(Type::T_WHILE, $s); + $while = $this->pushSpecialBlock('while', $s); $while->cond = $cond; return true; @@ -467,7 +382,7 @@ class Parser $this->expression($end) && $this->literal('{') ) { - $for = $this->pushSpecialBlock(Type::T_FOR, $s); + $for = $this->pushSpecialBlock('for', $s); $for->var = $varName[1]; $for->start = $start; $for->end = $end; @@ -479,9 +394,9 @@ class Parser $this->seek($s); if ($this->literal('@if') && $this->valueList($cond) && $this->literal('{')) { - $if = $this->pushSpecialBlock(Type::T_IF, $s); + $if = $this->pushSpecialBlock('if', $s); $if->cond = $cond; - $if->cases = []; + $if->cases = array(); return true; } @@ -492,7 +407,7 @@ class Parser $this->valueList($value) && $this->end() ) { - $this->append([Type::T_DEBUG, $value], $s); + $this->append(array('debug', $value), $s); return true; } @@ -503,7 +418,7 @@ class Parser $this->valueList($value) && $this->end() ) { - $this->append([Type::T_WARN, $value], $s); + $this->append(array('warn', $value), $s); return true; } @@ -514,7 +429,7 @@ class Parser $this->valueList($value) && $this->end() ) { - $this->append([Type::T_ERROR, $value], $s); + $this->append(array('error', $value), $s); return true; } @@ -522,7 +437,7 @@ class Parser $this->seek($s); if ($this->literal('@content') && $this->end()) { - $this->append([Type::T_MIXIN_CONTENT], $s); + $this->append(array('mixin_content'), $s); return true; } @@ -531,14 +446,14 @@ class Parser $last = $this->last(); - if (isset($last) && $last[0] === Type::T_IF) { + if (isset($last) && $last[0] === 'if') { list(, $if) = $last; if ($this->literal('@else')) { if ($this->literal('{')) { - $else = $this->pushSpecialBlock(Type::T_ELSE, $s); + $else = $this->pushSpecialBlock('else', $s); } elseif ($this->literal('if') && $this->valueList($cond) && $this->literal('{')) { - $else = $this->pushSpecialBlock(Type::T_ELSEIF, $s); + $else = $this->pushSpecialBlock('elseif', $s); $else->cond = $cond; } @@ -555,17 +470,16 @@ class Parser // only retain the first @charset directive encountered if ($this->literal('@charset') && - $this->valueList($charset) && - $this->end() + $this->valueList($charset) && $this->end() ) { if (! isset($this->charset)) { - $statement = [Type::T_CHARSET, $charset]; + $statement = array('charset', $charset); - list($line, $column) = $this->getSourcePosition($s); + $statement[self::SOURCE_POSITION] = $s; - $statement[self::SOURCE_LINE] = $line; - $statement[self::SOURCE_COLUMN] = $column; - $statement[self::SOURCE_INDEX] = $this->sourceIndex; + if (! $this->rootParser) { + $statement[self::SOURCE_PARSER] = $this; + } $this->charset = $statement; } @@ -576,17 +490,12 @@ class Parser $this->seek($s); // doesn't match built in directive, do generic one - if ($this->literal('@', false) && - $this->keyword($dirName) && + if ($this->literal('@', false) && $this->keyword($dirName) && ($this->variable($dirValue) || $this->openString('{', $dirValue) || true) && $this->literal('{') ) { - if ($dirName === 'media') { - $directive = $this->pushSpecialBlock(Type::T_MEDIA, $s); - } else { - $directive = $this->pushSpecialBlock(Type::T_DIRECTIVE, $s); - $directive->name = $dirName; - } + $directive = $this->pushSpecialBlock('directive', $s); + $directive->name = $dirName; if (isset($dirValue)) { $directive->value = $dirValue; @@ -607,8 +516,8 @@ class Parser $this->valueList($value) && $this->end() ) { - $name = [Type::T_STRING, '', [$name]]; - $this->append([Type::T_ASSIGN, $name, $value], $s); + $name = array('string', '', array($name)); + $this->append(array('assign', $name, $value), $s); return true; } @@ -618,12 +527,11 @@ class Parser // variable assigns if ($this->variable($name) && $this->literal(':') && - $this->valueList($value) && - $this->end() + $this->valueList($value) && $this->end() ) { // check for '!flag' - $assignmentFlags = $this->stripAssignmentFlags($value); - $this->append([Type::T_ASSIGN, $name, $value, $assignmentFlags], $s); + $assignmentFlag = $this->stripAssignmentFlag($value); + $this->append(array('assign', $name, $value, $assignmentFlag), $s); return true; } @@ -637,7 +545,7 @@ class Parser // opening css block if ($this->selectors($selectors) && $this->literal('{')) { - $this->pushBlock($selectors, $s); + $b = $this->pushBlock($selectors, $s); return true; } @@ -649,12 +557,12 @@ class Parser $foundSomething = false; if ($this->valueList($value)) { - $this->append([Type::T_ASSIGN, $name, $value], $s); + $this->append(array('assign', $name, $value), $s); $foundSomething = true; } if ($this->literal('{')) { - $propBlock = $this->pushSpecialBlock(Type::T_NESTED_PROPERTY, $s); + $propBlock = $this->pushSpecialBlock('nestedprop', $s); $propBlock->prefix = $name; $foundSomething = true; } elseif ($foundSomething) { @@ -672,14 +580,14 @@ class Parser if ($this->literal('}')) { $block = $this->popBlock(); - if (isset($block->type) && $block->type === Type::T_INCLUDE) { + if (isset($block->type) && $block->type === 'include') { $include = $block->child; unset($block->child); $include[3] = $block; $this->append($include, $s); } elseif (empty($block->dontAppend)) { - $type = isset($block->type) ? $block->type : Type::T_BLOCK; - $this->append([$type, $block], $s); + $type = isset($block->type) ? $block->type : 'block'; + $this->append(array($type, $block), $s); } return true; @@ -695,35 +603,90 @@ class Parser return false; } + /** + * Strip assignment flag from the list + * + * @param array $value + * + * @return string + */ + protected function stripAssignmentFlag(&$value) + { + $token = &$value; + + for ($token = &$value; $token[0] === 'list' && ($s = count($token[2])); $token = &$lastNode) { + $lastNode = &$token[2][$s - 1]; + + if ($lastNode[0] === 'keyword' && in_array($lastNode[1], array('!default', '!global'))) { + array_pop($token[2]); + + $token = $this->flattenList($token); + + return $lastNode[1]; + } + } + + return false; + } + + /** + * Match literal string + * + * @param string $what + * @param boolean $eatWhitespace + * + * @return boolean + */ + protected function literal($what, $eatWhitespace = null) + { + if (! isset($eatWhitespace)) { + $eatWhitespace = $this->eatWhiteDefault; + } + + // shortcut on single letter + if (! isset($what[1]) && isset($this->buffer[$this->count])) { + if ($this->buffer[$this->count] === $what) { + if (! $eatWhitespace) { + $this->count++; + + return true; + } + // goes below... + } else { + return false; + } + } + + return $this->match($this->pregQuote($what), $m, $eatWhitespace); + } + /** * Push block onto parse tree * * @param array $selectors * @param integer $pos * - * @return \Leafo\ScssPhp\Block + * @return \stdClass */ protected function pushBlock($selectors, $pos = 0) { - list($line, $column) = $this->getSourcePosition($pos); + $b = new \stdClass; + $b->parent = $this->env; // not sure if we need this yet - $b = new Block; - $b->sourceLine = $line; - $b->sourceColumn = $column; - $b->sourceIndex = $this->sourceIndex; - $b->selectors = $selectors; - $b->comments = []; - $b->parent = $this->env; + $b->sourcePosition = $pos; + $b->sourceParser = $this; + $b->selectors = $selectors; + $b->comments = array(); if (! $this->env) { - $b->children = []; + $b->children = array(); } elseif (empty($this->env->children)) { $this->env->children = $this->env->comments; - $b->children = []; - $this->env->comments = []; + $b->children = array(); + $this->env->comments = array(); } else { $b->children = $this->env->comments; - $this->env->comments = []; + $this->env->comments = array(); } $this->env = $b; @@ -737,7 +700,7 @@ class Parser * @param string $type * @param integer $pos * - * @return \Leafo\ScssPhp\Block + * @return \stdClass */ protected function pushSpecialBlock($type, $pos) { @@ -750,7 +713,7 @@ class Parser /** * Pop scope and return last block * - * @return \Leafo\ScssPhp\Block + * @return \stdClass * * @throws \Exception */ @@ -775,304 +738,144 @@ class Parser } /** - * Peek input stream + * Append comment to current block * - * @param string $regex - * @param array $out - * @param integer $from + * @param array $comment + */ + protected function appendComment($comment) + { + $comment[1] = substr(preg_replace(array('/^\s+/m', '/^(.)/m'), array('', ' \1'), $comment[1]), 1); + + $this->env->comments[] = $comment; + } + + /** + * Append statement to current block * - * @return integer + * @param array $statement + * @param integer $pos */ - protected function peek($regex, &$out, $from = null) + protected function append($statement, $pos = null) { - if (! isset($from)) { - $from = $this->count; + if ($pos !== null) { + $statement[self::SOURCE_POSITION] = $pos; + + if (! $this->rootParser) { + $statement[self::SOURCE_PARSER] = $this; + } } - $r = '/' . $regex . '/' . $this->patternModifiers; - $result = preg_match($r, $this->buffer, $out, null, $from); + $this->env->children[] = $statement; - return $result; + $comments = $this->env->comments; + + if (count($comments)) { + $this->env->children = array_merge($this->env->children, $comments); + $this->env->comments = array(); + } } /** - * Seek to position in input stream (or return current position in input stream) - * - * @param integer $where + * Returns last child was appended * - * @return integer + * @return array|null */ - protected function seek($where = null) + protected function last() { - if ($where === null) { - return $this->count; - } - - $this->count = $where; + $i = count($this->env->children) - 1; - return true; + if (isset($this->env->children[$i])) { + return $this->env->children[$i]; + } } /** - * Match string looking for either ending delim, escape, or string interpolation + * Parse media query list * - * {@internal This is a workaround for preg_match's 250K string match limit. }} + * @param array $out * - * @param array $m Matches (passed by reference) - * @param string $delim Delimeter + * @return boolean + */ + protected function mediaQueryList(&$out) + { + return $this->genericList($out, 'mediaQuery', ',', false); + } + + /** + * Parse media query * - * @return boolean True if match; false otherwise + * @param array $out + * + * @return boolean */ - protected function matchString(&$m, $delim) + protected function mediaQuery(&$out) { - $token = null; + $s = $this->seek(); - $end = strlen($this->buffer); + $expressions = null; + $parts = array(); - // look for either ending delim, escape, or string interpolation - foreach (['#{', '\\', $delim] as $lookahead) { - $pos = strpos($this->buffer, $lookahead, $this->count); + if (($this->literal('only') && ($only = true) || $this->literal('not') && ($not = true) || true) && + $this->mixedKeyword($mediaType) + ) { + $prop = array('mediaType'); - if ($pos !== false && $pos < $end) { - $end = $pos; - $token = $lookahead; + if (isset($only)) { + $prop[] = array('keyword', 'only'); + } + + if (isset($not)) { + $prop[] = array('keyword', 'not'); + } + + $media = array('list', '', array()); + + foreach ((array)$mediaType as $type) { + if (is_array($type)) { + $media[2][] = $type; + } else { + $media[2][] = array('keyword', $type); + } } + + $prop[] = $media; + $parts[] = $prop; } - if (! isset($token)) { - return false; + if (empty($parts) || $this->literal('and')) { + $this->genericList($expressions, 'mediaExpression', 'and', false); + + if (is_array($expressions)) { + $parts = array_merge($parts, $expressions[2]); + } } - $match = substr($this->buffer, $this->count, $end - $this->count); - $m = [ - $match . $token, - $match, - $token - ]; - $this->count = $end + strlen($token); + $out = $parts; return true; } /** - * Try to match something on head of buffer + * Parse media expression * - * @param string $regex - * @param array $out - * @param boolean $eatWhitespace + * @param array $out * * @return boolean */ - protected function match($regex, &$out, $eatWhitespace = null) + protected function mediaExpression(&$out) { - if (! isset($eatWhitespace)) { - $eatWhitespace = $this->eatWhiteDefault; - } - - $r = '/' . $regex . '/' . $this->patternModifiers; + $s = $this->seek(); + $value = null; - if (preg_match($r, $this->buffer, $out, null, $this->count)) { - $this->count += strlen($out[0]); + if ($this->literal('(') && + $this->expression($feature) && + ($this->literal(':') && $this->expression($value) || true) && + $this->literal(')') + ) { + $out = array('mediaExp', $feature); - if ($eatWhitespace) { - $this->whitespace(); - } - - return true; - } - - return false; - } - - /** - * Match literal string - * - * @param string $what - * @param boolean $eatWhitespace - * - * @return boolean - */ - protected function literal($what, $eatWhitespace = null) - { - if (! isset($eatWhitespace)) { - $eatWhitespace = $this->eatWhiteDefault; - } - - $len = strlen($what); - - if (strcasecmp(substr($this->buffer, $this->count, $len), $what) === 0) { - $this->count += $len; - - if ($eatWhitespace) { - $this->whitespace(); - } - - return true; - } - - return false; - } - - /** - * Match some whitespace - * - * @return boolean - */ - protected function whitespace() - { - $gotWhite = false; - - while (preg_match(self::$whitePattern, $this->buffer, $m, null, $this->count)) { - if (isset($m[1]) && empty($this->commentsSeen[$this->count])) { - $this->appendComment([Type::T_COMMENT, $m[1]]); - - $this->commentsSeen[$this->count] = true; - } - - $this->count += strlen($m[0]); - $gotWhite = true; - } - - return $gotWhite; - } - - /** - * Append comment to current block - * - * @param array $comment - */ - protected function appendComment($comment) - { - $comment[1] = substr(preg_replace(['/^\s+/m', '/^(.)/m'], ['', ' \1'], $comment[1]), 1); - - $this->env->comments[] = $comment; - } - - /** - * Append statement to current block - * - * @param array $statement - * @param integer $pos - */ - protected function append($statement, $pos = null) - { - if ($pos !== null) { - list($line, $column) = $this->getSourcePosition($pos); - - $statement[self::SOURCE_LINE] = $line; - $statement[self::SOURCE_COLUMN] = $column; - $statement[self::SOURCE_INDEX] = $this->sourceIndex; - } - - $this->env->children[] = $statement; - - $comments = $this->env->comments; - - if (count($comments)) { - $this->env->children = array_merge($this->env->children, $comments); - $this->env->comments = []; - } - } - - /** - * Returns last child was appended - * - * @return array|null - */ - protected function last() - { - $i = count($this->env->children) - 1; - - if (isset($this->env->children[$i])) { - return $this->env->children[$i]; - } - } - - /** - * Parse media query list - * - * @param array $out - * - * @return boolean - */ - protected function mediaQueryList(&$out) - { - return $this->genericList($out, 'mediaQuery', ',', false); - } - - /** - * Parse media query - * - * @param array $out - * - * @return boolean - */ - protected function mediaQuery(&$out) - { - $expressions = null; - $parts = []; - - if (($this->literal('only') && ($only = true) || $this->literal('not') && ($not = true) || true) && - $this->mixedKeyword($mediaType) - ) { - $prop = [Type::T_MEDIA_TYPE]; - - if (isset($only)) { - $prop[] = [Type::T_KEYWORD, 'only']; - } - - if (isset($not)) { - $prop[] = [Type::T_KEYWORD, 'not']; - } - - $media = [Type::T_LIST, '', []]; - - foreach ((array) $mediaType as $type) { - if (is_array($type)) { - $media[2][] = $type; - } else { - $media[2][] = [Type::T_KEYWORD, $type]; - } - } - - $prop[] = $media; - $parts[] = $prop; - } - - if (empty($parts) || $this->literal('and')) { - $this->genericList($expressions, 'mediaExpression', 'and', false); - - if (is_array($expressions)) { - $parts = array_merge($parts, $expressions[2]); - } - } - - $out = $parts; - - return true; - } - - /** - * Parse media expression - * - * @param array $out - * - * @return boolean - */ - protected function mediaExpression(&$out) - { - $s = $this->seek(); - $value = null; - - if ($this->literal('(') && - $this->expression($feature) && - ($this->literal(':') && $this->expression($value) || true) && - $this->literal(')') - ) { - $out = [Type::T_MEDIA_EXPRESSION, $feature]; - - if ($value) { - $out[] = $value; + if ($value) { + $out[] = $value; } return true; @@ -1120,7 +923,7 @@ class Parser } if ($this->genericList($value, 'expression')) { - $out = [$keyword, $value, false]; + $out = array($keyword, $value, false); $s = $this->seek(); if ($this->literal('...')) { @@ -1136,7 +939,7 @@ class Parser } /** - * Parse comma separated value list + * Parse list * * @param string $out * @@ -1148,7 +951,7 @@ class Parser } /** - * Parse space separated value list + * Parse space list * * @param array $out * @@ -1172,7 +975,7 @@ class Parser protected function genericList(&$out, $parseItem, $delim = '', $flatten = true) { $s = $this->seek(); - $items = []; + $items = array(); while ($this->$parseItem($value)) { $items[] = $value; @@ -1193,7 +996,7 @@ class Parser if ($flatten && count($items) === 1) { $out = $items[0]; } else { - $out = [Type::T_LIST, $delim, $items]; + $out = array('list', $delim, $items); } return true; @@ -1212,12 +1015,12 @@ class Parser if ($this->literal('(')) { if ($this->literal(')')) { - $out = [Type::T_LIST, '', []]; + $out = array('list', '', array()); return true; } - if ($this->valueList($out) && $this->literal(')') && $out[0] === Type::T_LIST) { + if ($this->valueList($out) && $this->literal(')') && $out[0] === 'list') { return true; } @@ -1249,13 +1052,13 @@ class Parser */ protected function expHelper($lhs, $minP) { - $operators = self::$operatorPattern; + $opstr = self::$operatorStr; $ss = $this->seek(); $whiteBefore = isset($this->buffer[$this->count - 1]) && ctype_space($this->buffer[$this->count - 1]); - while ($this->match($operators, $m, false) && self::$precedence[$m[1]] >= $minP) { + while ($this->match($opstr, $m, false) && self::$precedence[$m[1]] >= $minP) { $whiteAfter = isset($this->buffer[$this->count]) && ctype_space($this->buffer[$this->count]); $varAfter = isset($this->buffer[$this->count]) && @@ -1275,11 +1078,11 @@ class Parser } // peek and see if rhs belongs to next operator - if ($this->peek($operators, $next) && self::$precedence[$next[1]] > self::$precedence[$op]) { + if ($this->peek($opstr, $next) && self::$precedence[$next[1]] > self::$precedence[$op]) { $rhs = $this->expHelper($rhs, self::$precedence[$next[1]]); } - $lhs = [Type::T_EXPRESSION, $op, $lhs, $rhs, $this->inParens, $whiteBefore, $whiteAfter]; + $lhs = array('exp', $op, $lhs, $rhs, $this->inParens, $whiteBefore, $whiteAfter); $ss = $this->seek(); $whiteBefore = isset($this->buffer[$this->count - 1]) && ctype_space($this->buffer[$this->count - 1]); @@ -1302,15 +1105,7 @@ class Parser $s = $this->seek(); if ($this->literal('not', false) && $this->whitespace() && $this->value($inner)) { - $out = [Type::T_UNARY, 'not', $inner, $this->inParens]; - - return true; - } - - $this->seek($s); - - if ($this->literal('not', false) && $this->parenValue($inner)) { - $out = [Type::T_UNARY, 'not', $inner, $this->inParens]; + $out = array('unary', 'not', $inner, $this->inParens); return true; } @@ -1318,7 +1113,7 @@ class Parser $this->seek($s); if ($this->literal('+') && $this->value($inner)) { - $out = [Type::T_UNARY, '+', $inner, $this->inParens]; + $out = array('unary', '+', $inner, $this->inParens); return true; } @@ -1331,7 +1126,7 @@ class Parser $this->unit($inner) || $this->parenValue($inner)) ) { - $out = [Type::T_UNARY, '-', $inner, $this->inParens]; + $out = array('unary', '-', $inner, $this->inParens); return true; } @@ -1352,9 +1147,9 @@ class Parser if ($this->keyword($keyword)) { if ($keyword === 'null') { - $out = [Type::T_NULL]; + $out = array('null'); } else { - $out = [Type::T_KEYWORD, $keyword]; + $out = array('keyword', $keyword); } return true; @@ -1378,7 +1173,7 @@ class Parser if ($this->literal('(')) { if ($this->literal(')')) { - $out = [Type::T_LIST, '', []]; + $out = array('list', '', array()); return true; } @@ -1417,9 +1212,9 @@ class Parser $this->openString(')', $args, '('); if ($this->literal(')')) { - $out = [Type::T_STRING, '', [ + $out = array('string', '', array( 'progid:', $fn, '(', $args, ')' - ]]; + )); return true; } @@ -1445,7 +1240,7 @@ class Parser $this->literal('(') ) { if ($name === 'alpha' && $this->argumentList($args)) { - $func = [Type::T_FUNCTION, $name, [Type::T_STRING, '', $args]]; + $func = array('function', $name, array('string', '', $args)); return true; } @@ -1454,7 +1249,7 @@ class Parser $ss = $this->seek(); if ($this->argValues($args) && $this->literal(')')) { - $func = [Type::T_FUNCTION_CALL, $name, $args]; + $func = array('fncall', $name, $args); return true; } @@ -1462,16 +1257,16 @@ class Parser $this->seek($ss); } - if (($this->openString(')', $str, '(') || true) && + if (($this->openString(')', $str, '(') || true ) && $this->literal(')') ) { - $args = []; + $args = array(); if (! empty($str)) { - $args[] = [null, [Type::T_STRING, '', [$str]]]; + $args[] = array(null, array('string', '', array($str))); } - $func = [Type::T_FUNCTION_CALL, $name, $args]; + $func = array('fncall', $name, $args); return true; } @@ -1494,11 +1289,13 @@ class Parser $s = $this->seek(); $this->literal('('); - $args = []; + $args = array(); while ($this->keyword($var)) { + $ss = $this->seek(); + if ($this->literal('=') && $this->expression($exp)) { - $args[] = [Type::T_STRING, '', [$var . '=']]; + $args[] = array('string', '', array($var . '=')); $arg = $exp; } else { break; @@ -1510,7 +1307,7 @@ class Parser break; } - $args[] = [Type::T_STRING, '', [', ']]; + $args[] = array('string', '', array(', ')); } if (! $this->literal(')') || ! count($args)) { @@ -1536,10 +1333,10 @@ class Parser $s = $this->seek(); $this->literal('('); - $args = []; + $args = array(); while ($this->variable($var)) { - $arg = [$var[1], null, false]; + $arg = array($var[1], null, false); $ss = $this->seek(); @@ -1593,15 +1390,13 @@ class Parser { $s = $this->seek(); - if (! $this->literal('(')) { - return false; - } + $this->literal('('); - $keys = []; - $values = []; + $keys = array(); + $values = array(); - while ($this->genericList($key, 'expression') && $this->literal(':') && - $this->genericList($value, 'expression') + while ($this->genericList($key, 'expression') && $this->literal(':') + && $this->genericList($value, 'expression') ) { $keys[] = $key; $values[] = $value; @@ -1617,7 +1412,7 @@ class Parser return false; } - $out = [Type::T_MAP, $keys, $values]; + $out = array('map', $keys, $values); return true; } @@ -1631,24 +1426,24 @@ class Parser */ protected function color(&$out) { - $color = [Type::T_COLOR]; + $color = array('color'); if ($this->match('(#([0-9a-f]{6})|#([0-9a-f]{3}))', $m)) { if (isset($m[3])) { - $num = hexdec($m[3]); - - foreach ([3, 2, 1] as $i) { - $t = $num & 0xf; - $color[$i] = $t << 4 | $t; - $num >>= 4; - } + $num = $m[3]; + $width = 16; } else { - $num = hexdec($m[2]); + $num = $m[2]; + $width = 256; + } - foreach ([3, 2, 1] as $i) { - $color[$i] = $num & 0xff; - $num >>= 8; - } + $num = hexdec($num); + + foreach (array(3, 2, 1) as $i) { + $t = $num % $width; + $num /= $width; + + $color[$i] = $t * (256/$width) + $t * floor(16/$width); } $out = $color; @@ -1669,7 +1464,7 @@ class Parser protected function unit(&$unit) { if ($this->match('([0-9]*(\.)?[0-9]+)([%a-zA-Z]+)?', $m)) { - $unit = new Node\Number($m[1], empty($m[3]) ? '' : $m[3]); + $unit = array('number', $m[1], empty($m[3]) ? '' : $m[3]); return true; } @@ -1690,39 +1485,33 @@ class Parser if ($this->literal('"', false)) { $delim = '"'; - } elseif ($this->literal("'", false)) { - $delim = "'"; + } elseif ($this->literal('\'', false)) { + $delim = '\''; } else { return false; } - $content = []; + $content = array(); $oldWhite = $this->eatWhiteDefault; $this->eatWhiteDefault = false; - $hasInterpolation = false; while ($this->matchString($m, $delim)) { - if ($m[1] !== '') { - $content[] = $m[1]; - } + $content[] = $m[1]; if ($m[2] === '#{') { $this->count -= strlen($m[2]); if ($this->interpolation($inter, false)) { $content[] = $inter; - $hasInterpolation = true; } else { $this->count += strlen($m[2]); $content[] = '#{'; // ignore it } } elseif ($m[2] === '\\') { - if ($this->literal('"', false)) { - $content[] = $m[2] . '"'; - } elseif ($this->literal("'", false)) { - $content[] = $m[2] . "'"; - } else { - $content[] = $m[2]; + $content[] = $m[2]; + + if ($this->literal($delim, false)) { + $content[] = $delim; } } else { $this->count -= strlen($delim); @@ -1733,19 +1522,7 @@ class Parser $this->eatWhiteDefault = $oldWhite; if ($this->literal($delim)) { - if ($hasInterpolation) { - $delim = '"'; - - foreach ($content as &$string) { - if ($string === "\\'") { - $string = "'"; - } elseif ($string === '\\"') { - $string = '"'; - } - } - } - - $out = [Type::T_STRING, $delim, $content]; + $out = array('string', $delim, $content); return true; } @@ -1764,12 +1541,14 @@ class Parser */ protected function mixedKeyword(&$out) { - $parts = []; + $s = $this->seek(); + + $parts = array(); $oldWhite = $this->eatWhiteDefault; $this->eatWhiteDefault = false; - for (;;) { + while (true) { if ($this->keyword($key)) { $parts[] = $key; continue; @@ -1812,11 +1591,15 @@ class Parser $oldWhite = $this->eatWhiteDefault; $this->eatWhiteDefault = false; - $patt = '(.*?)([\'"]|#\{|' . $this->pregQuote($end) . '|' . self::$commentPattern . ')'; + $stop = array('\'', '"', '#{', $end); + $stop = array_map(array($this, 'pregQuote'), $stop); + $stop[] = self::$commentMulti; + + $patt = '(.*?)(' . implode('|', $stop) . ')'; $nestingLevel = 0; - $content = []; + $content = array(); while ($this->match($patt, $m, false)) { if (isset($m[1]) && $m[1] !== '') { @@ -1835,7 +1618,7 @@ class Parser break; } - if (($tok === "'" || $tok === '"') && $this->string($str)) { + if (($tok === '\'' || $tok === '"') && $this->string($str)) { $content[] = $str; continue; } @@ -1860,7 +1643,7 @@ class Parser $content[count($content) - 1] = rtrim(end($content)); } - $out = [Type::T_STRING, '', $content]; + $out = array('string', '', $content); return true; } @@ -1881,6 +1664,8 @@ class Parser $s = $this->seek(); if ($this->literal('#{') && $this->valueList($value) && $this->literal('}', false)) { + // TODO: don't error if out of bounds + if ($lookWhite) { $left = preg_match('/\s/', $this->buffer[$s - 1]) ? ' ' : ''; $right = preg_match('/\s/', $this->buffer[$this->count]) ? ' ': ''; @@ -1888,19 +1673,17 @@ class Parser $left = $right = false; } - $out = [Type::T_INTERPOLATE, $value, $left, $right]; + $out = array('interpolate', $value, $left, $right); $this->eatWhiteDefault = $oldWhite; if ($this->eatWhiteDefault) { $this->whitespace(); } - return true; } $this->seek($s); $this->eatWhiteDefault = $oldWhite; - return false; } @@ -1913,29 +1696,23 @@ class Parser */ protected function propertyName(&$out) { - $parts = []; + $s = $this->seek(); + $parts = array(); $oldWhite = $this->eatWhiteDefault; $this->eatWhiteDefault = false; - for (;;) { + while (true) { if ($this->interpolation($inter)) { $parts[] = $inter; - continue; - } - - if ($this->keyword($text)) { + } elseif ($this->keyword($text)) { $parts[] = $text; - continue; - } - - if (count($parts) === 0 && $this->match('[:.#]', $m, false)) { + } elseif (count($parts) === 0 && $this->match('[:.#]', $m, false)) { // css hacks $parts[] = $m[0]; - continue; + } else { + break; } - - break; } $this->eatWhiteDefault = $oldWhite; @@ -1960,7 +1737,7 @@ class Parser $this->whitespace(); // get any extra whitespace - $out = [Type::T_STRING, '', $parts]; + $out = array('string', '', $parts); return true; } @@ -1975,7 +1752,7 @@ class Parser protected function selectors(&$out) { $s = $this->seek(); - $selectors = []; + $selectors = array(); while ($this->selector($sel)) { $selectors[] = $sel; @@ -2009,26 +1786,20 @@ class Parser */ protected function selector(&$out) { - $selector = []; + $selector = array(); - for (;;) { + while (true) { if ($this->match('[>+~]+', $m)) { - $selector[] = [$m[0]]; - continue; - } - - if ($this->selectorSingle($part)) { + $selector[] = array($m[0]); + } elseif ($this->selectorSingle($part)) { $selector[] = $part; $this->match('\s+', $m); - continue; - } - - if ($this->match('\/[^\/]+\/', $m)) { - $selector[] = [$m[0]]; - continue; + } elseif ($this->match('\/[^\/]+\/', $m)) { + $selector[] = array($m[0]); + } else { + break; } - break; } if (count($selector) === 0) { @@ -2055,13 +1826,13 @@ class Parser $oldWhite = $this->eatWhiteDefault; $this->eatWhiteDefault = false; - $parts = []; + $parts = array(); if ($this->literal('*', false)) { $parts[] = '*'; } - for (;;) { + while (true) { // see if we can stop early if ($this->match('\s*[{,]', $m)) { $this->count--; @@ -2129,7 +1900,7 @@ class Parser $ss = $this->seek(); if ($this->literal('(') && - ($this->openString(')', $str, '(') || true) && + ($this->openString(')', $str, '(') || true ) && $this->literal(')') ) { $parts[] = '('; @@ -2149,22 +1920,59 @@ class Parser $this->seek($s); // attribute selector - if ($this->literal('[') && - ($this->openString(']', $str, '[') || true) && - $this->literal(']') - ) { - $parts[] = '['; + // TODO: replace with open string? + if ($this->literal('[', false)) { + $attrParts = array('['); + + // keyword, string, operator + while (true) { + if ($this->literal(']', false)) { + $this->count--; + break; // get out early + } - if (! empty($str)) { - $parts[] = $str; + if ($this->match('\s+', $m)) { + $attrParts[] = ' '; + continue; + } + + if ($this->string($str)) { + $attrParts[] = $str; + continue; + } + + if ($this->keyword($word)) { + $attrParts[] = $word; + continue; + } + + if ($this->interpolation($inter, false)) { + $attrParts[] = $inter; + continue; + } + + // operator, handles attr namespace too + if ($this->match('[|-~\$\*\^=]+', $m)) { + $attrParts[] = $m[0]; + continue; + } + + break; } - $parts[] = ']'; + if ($this->literal(']', false)) { + $attrParts[] = ']'; - continue; - } + foreach ($attrParts as $part) { + $parts[] = $part; + } - $this->seek($s); + continue; + } + + $this->seek($s); + // TODO: should just break here? + } break; } @@ -2192,7 +2000,7 @@ class Parser $s = $this->seek(); if ($this->literal('$', false) && $this->keyword($name)) { - $out = [Type::T_VARIABLE, $name]; + $out = array('var', $name); return true; } @@ -2213,9 +2021,7 @@ class Parser protected function keyword(&$word, $eatWhitespace = null) { if ($this->match( - $this->utf8 - ? '(([\pL\w_\-\*!"\']|[\\\\].)([\pL\w\-_"\']|[\\\\].)*)' - : '(([\w_\-\*!"\']|[\\\\].)([\w\-_"\']|[\\\\].)*)', + '(([\w_\-\*!"\']|[\\\\].)([\w\-_"\']|[\\\\].)*)', $m, $eatWhitespace )) { @@ -2236,12 +2042,7 @@ class Parser */ protected function placeholder(&$placeholder) { - if ($this->match( - $this->utf8 - ? '([\pL\w\-_]+|#[{][$][\pL\w\-_]+[}])' - : '([\w\-_]+|#[{][$][\w\-_]+[}])', - $m - )) { + if ($this->match('([\w\-_]+|#[{][$][\w\-_]+[}])', $m)) { $placeholder = $m[1]; return true; @@ -2260,7 +2061,7 @@ class Parser protected function url(&$out) { if ($this->match('(url\(\s*(["\']?)([^)]+)\2\s*\))', $m)) { - $out = [Type::T_STRING, '', ['url(' . $m[2] . $m[3] . $m[2] . ')']]; + $out = array('string', '', array('url(' . $m[2] . $m[3] . $m[2] . ')')); return true; } @@ -2288,200 +2089,254 @@ class Parser } /** - * Strip assignment flag from the list - * - * @param array $value + * @deprecated * - * @return array + * {@internal + * advance counter to next occurrence of $what + * $until - don't include $what in advance + * $allowNewline, if string, will be used as valid char set + * }} */ - protected function stripAssignmentFlags(&$value) + protected function to($what, &$out, $until = false, $allowNewline = false) { - $flags = []; - - for ($token = &$value; $token[0] === Type::T_LIST && ($s = count($token[2])); $token = &$lastNode) { - $lastNode = &$token[2][$s - 1]; - - while ($lastNode[0] === Type::T_KEYWORD && in_array($lastNode[1], ['!default', '!global'])) { - array_pop($token[2]); - - $node = end($token[2]); - - $token = $this->flattenList($token); + if (is_string($allowNewline)) { + $validChars = $allowNewline; + } else { + $validChars = $allowNewline ? '.' : "[^\n]"; + } - $flags[] = $lastNode[1]; + if (! $this->match('(' . $validChars . '*?)' . $this->pregQuote($what), $m, ! $until)) { + return false; + } - $lastNode = $node; - } + if ($until) { + $this->count -= strlen($what); // give back $what } - return $flags; + $out = $m[1]; + + return true; } /** - * Strip optional flag from selector list + * Throw parser error * - * @param array $selectors + * @param string $msg + * @param integer $count * - * @return string + * @throws \Exception */ - protected function stripOptionalFlag(&$selectors) + public function throwParseError($msg = 'parse error', $count = null) { - $optional = false; + $count = ! isset($count) ? $this->count : $count; - $selector = end($selectors); - $part = end($selector); + $line = $this->getLineNo($count); - if ($part === ['!optional']) { - array_pop($selectors[count($selectors) - 1]); + if (! empty($this->sourceName)) { + $loc = "$this->sourceName on line $line"; + } else { + $loc = "line: $line"; + } - $optional = true; + if ($this->peek("(.*?)(\n|$)", $m, $count)) { + throw new \Exception("$msg: failed at `$m[1]` $loc"); } - return $optional; + throw new \Exception("$msg: $loc"); } /** - * Turn list of length 1 into value type - * - * @param array $value + * Get source file name * - * @return array + * @return string */ - protected function flattenList($value) + public function getSourceName() { - if ($value[0] === Type::T_LIST && count($value[2]) === 1) { - return $this->flattenList($value[2][0]); - } + return $this->sourceName; + } - return $value; + /** + * Get source line number (given character position in the buffer) + * + * @param integer $pos + * + * @return integer + */ + public function getLineNo($pos) + { + return 1 + substr_count(substr($this->buffer, 0, $pos), "\n"); } /** - * @deprecated + * Match string looking for either ending delim, escape, or string interpolation * - * {@internal - * advance counter to next occurrence of $what - * $until - don't include $what in advance - * $allowNewline, if string, will be used as valid char set - * }} + * {@internal This is a workaround for preg_match's 250K string match limit. }} + * + * @param array $m Matches (passed by reference) + * @param string $delim Delimeter + * + * @return boolean True if match; false otherwise */ - protected function to($what, &$out, $until = false, $allowNewline = false) + protected function matchString(&$m, $delim) { - if (is_string($allowNewline)) { - $validChars = $allowNewline; - } else { - $validChars = $allowNewline ? '.' : "[^\n]"; - } + $token = null; - if (! $this->match('(' . $validChars . '*?)' . $this->pregQuote($what), $m, ! $until)) { - return false; + $end = strlen($this->buffer); + + // look for either ending delim, escape, or string interpolation + foreach (array('#{', '\\', $delim) as $lookahead) { + $pos = strpos($this->buffer, $lookahead, $this->count); + + if ($pos !== false && $pos < $end) { + $end = $pos; + $token = $lookahead; + } } - if ($until) { - $this->count -= strlen($what); // give back $what + if (! isset($token)) { + return false; } - $out = $m[1]; + $match = substr($this->buffer, $this->count, $end - $this->count); + $m = array( + $match . $token, + $match, + $token + ); + $this->count = $end + strlen($token); return true; } /** - * @deprecated + * Try to match something on head of buffer + * + * @param string $regex + * @param array $out + * @param boolean $eatWhitespace + * + * @return boolean */ - protected function show() + protected function match($regex, &$out, $eatWhitespace = null) { - if ($this->peek("(.*?)(\n|$)", $m, $this->count)) { - return $m[1]; + if (! isset($eatWhitespace)) { + $eatWhitespace = $this->eatWhiteDefault; } - return ''; + $r = '/' . $regex . '/Ais'; + + if (preg_match($r, $this->buffer, $out, null, $this->count)) { + $this->count += strlen($out[0]); + + if ($eatWhitespace) { + $this->whitespace(); + } + + return true; + } + + return false; } /** - * Quote regular expression - * - * @param string $what + * Match some whitespace * - * @return string + * @return boolean */ - private function pregQuote($what) + protected function whitespace() { - return preg_quote($what, '/'); + $gotWhite = false; + + while (preg_match(self::$whitePattern, $this->buffer, $m, null, $this->count)) { + if (isset($m[1]) && empty($this->commentsSeen[$this->count])) { + $this->appendComment(array('comment', $m[1])); + + $this->commentsSeen[$this->count] = true; + } + + $this->count += strlen($m[0]); + $gotWhite = true; + } + + return $gotWhite; } /** - * Extract line numbers from buffer + * Peek input stream * - * @param string $buffer + * @param string $regex + * @param array $out + * @param integer $from + * + * @return integer */ - private function extractLineNumbers($buffer) + protected function peek($regex, &$out, $from = null) { - $this->sourcePositions = [0 => 0]; - $prev = 0; - - while (($pos = strpos($buffer, "\n", $prev)) !== false) { - $this->sourcePositions[] = $pos; - $prev = $pos + 1; + if (! isset($from)) { + $from = $this->count; } - $this->sourcePositions[] = strlen($buffer); + $r = '/' . $regex . '/Ais'; + $result = preg_match($r, $this->buffer, $out, null, $from); - if (substr($buffer, -1) !== "\n") { - $this->sourcePositions[] = strlen($buffer) + 1; - } + return $result; } /** - * Get source line number and column (given character position in the buffer) + * Seek to position in input stream (or return current position in input stream) * - * @param integer $pos + * @param integer $where * * @return integer */ - private function getSourcePosition($pos) + protected function seek($where = null) { - $low = 0; - $high = count($this->sourcePositions); - - while ($low < $high) { - $mid = (int) (($high + $low) / 2); - - if ($pos < $this->sourcePositions[$mid]) { - $high = $mid - 1; - continue; - } - - if ($pos >= $this->sourcePositions[$mid + 1]) { - $low = $mid + 1; - continue; - } - - return [$mid + 1, $pos - $this->sourcePositions[$mid]]; + if ($where === null) { + return $this->count; } - return [$low + 1, $pos - $this->sourcePositions[$low]]; + $this->count = $where; + + return true; } /** - * Save internal encoding + * Quote regular expression + * + * @param string $what + * + * @return string */ - private function saveEncoding() + public static function pregQuote($what) { - if (ini_get('mbstring.func_overload') & 2) { - $this->encoding = mb_internal_encoding(); + return preg_quote($what, '/'); + } - mb_internal_encoding('iso-8859-1'); + /** + * @deprecated + */ + protected function show() + { + if ($this->peek("(.*?)(\n|$)", $m, $this->count)) { + return $m[1]; } + + return ''; } /** - * Restore internal encoding + * Turn list of length 1 into value type + * + * @param array $value + * + * @return array */ - private function restoreEncoding() + protected function flattenList($value) { - if ($this->encoding) { - mb_internal_encoding($this->encoding); + if ($value[0] === 'list' && count($value[2]) === 1) { + return $this->flattenList($value[2][0]); } + + return $value; } } diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Server.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Server.php index 221655cad8..5bd9bef0c8 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Server.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Server.php @@ -12,11 +12,10 @@ namespace Leafo\ScssPhp; use Leafo\ScssPhp\Compiler; -use Leafo\ScssPhp\Exception\ServerException; use Leafo\ScssPhp\Version; /** - * Server + * SCSS server * * @author Leaf Corcoran */ @@ -116,12 +115,13 @@ class Server /** * Determine whether .scss file needs to be re-compiled. * + * @param string $in Input path * @param string $out Output path * @param string $etag ETag * * @return boolean True if compile required. */ - protected function needsCompile($out, &$etag) + protected function needsCompile($in, $out, &$etag) { if (! is_file($out)) { return true; @@ -129,25 +129,21 @@ class Server $mtime = filemtime($out); + if (filemtime($in) > $mtime) { + return true; + } + $metadataName = $this->metadataName($out); if (is_readable($metadataName)) { $metadata = unserialize(file_get_contents($metadataName)); - foreach ($metadata['imports'] as $import => $originalMtime) { - $currentMtime = filemtime($import); - - if ($currentMtime !== $originalMtime || $currentMtime > $mtime) { + foreach ($metadata['imports'] as $import => $importMtime) { + if ($importMtime > $mtime) { return true; } } - $metaVars = crc32(serialize($this->scss->getVariables())); - - if ($metaVars !== $metadata['vars']) { - return true; - } - $etag = $metadata['etag']; return false; @@ -207,21 +203,20 @@ class Server $elapsed = round((microtime(true) - $start), 4); $v = Version::VERSION; - $t = date('r'); + $t = @date('r'); $css = "/* compiled by scssphp $v on $t (${elapsed}s) */\n\n" . $css; $etag = md5($css); file_put_contents($out, $css); file_put_contents( $this->metadataName($out), - serialize([ + serialize(array( 'etag' => $etag, 'imports' => $this->scss->getParsedFiles(), - 'vars' => crc32(serialize($this->scss->getVariables())), - ]) + )) ); - return [$css, $etag]; + return array($css, $etag); } /** @@ -231,11 +226,11 @@ class Server * * @return string */ - protected function createErrorCSS(\Exception $error) + protected function createErrorCSS($error) { $message = str_replace( - ["'", "\n"], - ["\\'", "\\A"], + array("'", "\n"), + array("\\'", "\\A"), $error->getfile() . ":\n\n" . $error->getMessage() ); @@ -269,13 +264,11 @@ class Server * @param string $out Output file (.css) optional * * @return string|bool - * - * @throws \Leafo\ScssPhp\Exception\ServerException */ public function compileFile($in, $out = null) { if (! is_readable($in)) { - throw new ServerException('load error: failed to find ' . $in); + throw new \Exception('load error: failed to find ' . $in); } $pi = pathinfo($in); @@ -325,7 +318,7 @@ class Server $output = $this->cacheName($salt . $input); $etag = $noneMatch = trim($this->getIfNoneMatchHeader(), '"'); - if ($this->needsCompile($output, $etag)) { + if ($this->needsCompile($input, $output, $etag)) { try { list($css, $etag) = $this->compile($input, $output); @@ -336,6 +329,7 @@ class Server header('ETag: "' . $etag . '"'); echo $css; + } catch (\Exception $e) { if ($this->showErrorsAsCSS) { header('Content-type: text/css'); @@ -347,6 +341,7 @@ class Server echo 'Parse error: ' . $e->getMessage() . "\n"; } + } return; @@ -365,7 +360,7 @@ class Server $modifiedSince = $this->getIfModifiedSinceHeader(); $mtime = filemtime($output); - if (strtotime($modifiedSince) === $mtime) { + if (@strtotime($modifiedSince) === $mtime) { header($protocol . ' 304 Not Modified'); return; @@ -395,19 +390,19 @@ class Server * * @return string Compiled CSS results * - * @throws \Leafo\ScssPhp\Exception\ServerException + * @throws \Exception */ public function checkedCachedCompile($in, $out, $force = false) { if (! is_file($in) || ! is_readable($in)) { - throw new ServerException('Invalid or unreadable input file specified.'); + throw new \Exception('Invalid or unreadable input file specified.'); } if (is_dir($out) || ! is_writable(file_exists($out) ? $out : dirname($out))) { - throw new ServerException('Invalid or unwritable output file specified.'); + throw new \Exception('Invalid or unwritable output file specified.'); } - if ($force || $this->needsCompile($out, $etag)) { + if ($force || $this->needsCompile($in, $out, $etag)) { list($css, $etag) = $this->compile($in, $out); } else { $css = file_get_contents($out); @@ -444,10 +439,6 @@ class Server $this->scss = $scss; $this->showErrorsAsCSS = false; - - if (! ini_get('date.timezone')) { - date_default_timezone_set('UTC'); - } } /** diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Type.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Type.php deleted file mode 100644 index 8c3886c82d..0000000000 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Type.php +++ /dev/null @@ -1,69 +0,0 @@ - - */ -class Type -{ - const T_ASSIGN = 'assign'; - const T_AT_ROOT = 'at-root'; - const T_BLOCK = 'block'; - const T_BREAK = 'break'; - const T_CHARSET = 'charset'; - const T_COLOR = 'color'; - const T_COMMENT = 'comment'; - const T_CONTINUE = 'continue'; - const T_CONTROL = 'control'; - const T_DEBUG = 'debug'; - const T_DIRECTIVE = 'directive'; - const T_EACH = 'each'; - const T_ELSE = 'else'; - const T_ELSEIF = 'elseif'; - const T_ERROR = 'error'; - const T_EXPRESSION = 'exp'; - const T_EXTEND = 'extend'; - const T_FOR = 'for'; - const T_FUNCTION = 'function'; - const T_FUNCTION_CALL = 'fncall'; - const T_HSL = 'hsl'; - const T_IF = 'if'; - const T_IMPORT = 'import'; - const T_INCLUDE = 'include'; - const T_INTERPOLATE = 'interpolate'; - const T_INTERPOLATED = 'interpolated'; - const T_KEYWORD = 'keyword'; - const T_LIST = 'list'; - const T_MAP = 'map'; - const T_MEDIA = 'media'; - const T_MEDIA_EXPRESSION = 'mediaExp'; - const T_MEDIA_TYPE = 'mediaType'; - const T_MEDIA_VALUE = 'mediaValue'; - const T_MIXIN = 'mixin'; - const T_MIXIN_CONTENT = 'mixin_content'; - const T_NESTED_PROPERTY = 'nestedprop'; - const T_NOT = 'not'; - const T_NULL = 'null'; - const T_NUMBER = 'number'; - const T_RETURN = 'return'; - const T_ROOT = 'root'; - const T_SCSSPHP_IMPORT_ONCE = 'scssphp-import-once'; - const T_SELF = 'self'; - const T_STRING = 'string'; - const T_UNARY = 'unary'; - const T_VARIABLE = 'var'; - const T_WARN = 'warn'; - const T_WHILE = 'while'; -} diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Util.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Util.php index 9f47c1d797..714acdb895 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Util.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Util.php @@ -14,7 +14,7 @@ namespace Leafo\ScssPhp; use Leafo\ScssPhp\Base\Range; /** - * Utilties + * SCSS utilties * * @author Anthon Pang */ diff --git a/wcfsetup/install/files/lib/system/style/scssphp/src/Version.php b/wcfsetup/install/files/lib/system/style/scssphp/src/Version.php index 80cdeee5ad..c650a26dbe 100644 --- a/wcfsetup/install/files/lib/system/style/scssphp/src/Version.php +++ b/wcfsetup/install/files/lib/system/style/scssphp/src/Version.php @@ -18,5 +18,5 @@ namespace Leafo\ScssPhp; */ class Version { - const VERSION = 'v0.6.6'; + const VERSION = 'v0.3.0'; } -- 2.20.1