wcfsetup/install/files/js/3rdParty/codemirror/addon/runmode/runmode.js

   1 (function(mod) {
   2   if (typeof exports == "object" && typeof module == "object") // CommonJS
   3     mod(require("../../lib/codemirror"));
   4   else if (typeof define == "function" && define.amd) // AMD
   5     define(["../../lib/codemirror"], mod);
   6   else // Plain browser env
   7     mod(CodeMirror);
   8 })(function(CodeMirror) {
   9 "use strict";
  10
  11 CodeMirror.runMode = function(string, modespec, callback, options) {
  12   var mode = CodeMirror.getMode(CodeMirror.defaults, modespec);
  13   var ie = /MSIE \d/.test(navigator.userAgent);
  14   var ie_lt9 = ie && (document.documentMode == null || document.documentMode < 9);
  15
  16   if (callback.nodeType == 1) {
  17     var tabSize = (options && options.tabSize) || CodeMirror.defaults.tabSize;
  18     var node = callback, col = 0;
  19     node.innerHTML = "";
  20     callback = function(text, style) {
  21       if (text == "\n") {
  22         // Emitting LF or CRLF on IE8 or earlier results in an incorrect display.
  23         // Emitting a carriage return makes everything ok.
  24         node.appendChild(document.createTextNode(ie_lt9 ? '\r' : text));
  25         col = 0;
  26         return;
  27       }
  28       var content = "";
  29       // replace tabs
  30       for (var pos = 0;;) {
  31         var idx = text.indexOf("\t", pos);
  32         if (idx == -1) {
  33           content += text.slice(pos);
  34           col += text.length - pos;
  35           break;
  36         } else {
  37           col += idx - pos;
  38           content += text.slice(pos, idx);
  39           var size = tabSize - col % tabSize;
  40           col += size;
  41           for (var i = 0; i < size; ++i) content += " ";
  42           pos = idx + 1;
  43         }
  44       }
  45
  46       if (style) {
  47         var sp = node.appendChild(document.createElement("span"));
  48         sp.className = "cm-" + style.replace(/ +/g, " cm-");
  49         sp.appendChild(document.createTextNode(content));
  50       } else {
  51         node.appendChild(document.createTextNode(content));
  52       }
  53     };
  54   }
  55
  56   var lines = CodeMirror.splitLines(string), state = (options && options.state) || CodeMirror.startState(mode);
  57   for (var i = 0, e = lines.length; i < e; ++i) {
  58     if (i) callback("\n");
  59     var stream = new CodeMirror.StringStream(lines[i]);
  60     while (!stream.eol()) {
  61       var style = mode.token(stream, state);
  62       callback(stream.current(), style, i, stream.start, state);
  63       stream.start = stream.pos;
  64     }
  65   }
  66 };
  67
  68 });