Subversion-Projekte lars-tiefland.ci

// CodeMirror, copyright (c) by Marijn Haverbeke and others

// Distributed under an MIT license: http://codemirror.net/LICENSE

window.CodeMirror = {};

(function() {

"use strict";

function splitLines(string){ return string.split(/\r?\n|\r/); };

function StringStream(string) {

  this.pos = this.start = 0;

  this.string = string;

  this.lineStart = 0;

}

StringStream.prototype = {

  eol: function() {return this.pos >= this.string.length;},

  sol: function() {return this.pos == 0;},

  peek: function() {return this.string.charAt(this.pos) || null;},

  next: function() {

    if (this.pos < this.string.length)

      return this.string.charAt(this.pos++);

  },

  eat: function(match) {

    var ch = this.string.charAt(this.pos);

    if (typeof match == "string") var ok = ch == match;

    else var ok = ch && (match.test ? match.test(ch) : match(ch));

    if (ok) {++this.pos; return ch;}

  },

  eatWhile: function(match) {

    var start = this.pos;

    while (this.eat(match)){}

    return this.pos > start;

  },

  eatSpace: function() {

    var start = this.pos;

    while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;

    return this.pos > start;

  },

  skipToEnd: function() {this.pos = this.string.length;},

  skipTo: function(ch) {

    var found = this.string.indexOf(ch, this.pos);

    if (found > -1) {this.pos = found; return true;}

  },

  backUp: function(n) {this.pos -= n;},

  column: function() {return this.start - this.lineStart;},

  indentation: function() {return 0;},

  match: function(pattern, consume, caseInsensitive) {

    if (typeof pattern == "string") {

      var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};

      var substr = this.string.substr(this.pos, pattern.length);

      if (cased(substr) == cased(pattern)) {

        if (consume !== false) this.pos += pattern.length;

        return true;

      }

    } else {

      var match = this.string.slice(this.pos).match(pattern);

      if (match && match.index > 0) return null;

      if (match && consume !== false) this.pos += match[0].length;

      return match;

    }

  },

  current: function(){return this.string.slice(this.start, this.pos);},

  hideFirstChars: function(n, inner) {

    this.lineStart += n;

    try { return inner(); }

    finally { this.lineStart -= n; }

  }

};

CodeMirror.StringStream = StringStream;

CodeMirror.startState = function (mode, a1, a2) {

  return mode.startState ? mode.startState(a1, a2) : true;

};

var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {};

CodeMirror.defineMode = function (name, mode) {

  if (arguments.length > 2)

    mode.dependencies = Array.prototype.slice.call(arguments, 2);

  modes[name] = mode;

};

CodeMirror.defineMIME = function (mime, spec) { mimeModes[mime] = spec; };

CodeMirror.resolveMode = function(spec) {

  if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {

    spec = mimeModes[spec];

  } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {

    spec = mimeModes[spec.name];

  }

  if (typeof spec == "string") return {name: spec};

  else return spec || {name: "null"};

};

CodeMirror.getMode = function (options, spec) {

  spec = CodeMirror.resolveMode(spec);

  var mfactory = modes[spec.name];

  if (!mfactory) throw new Error("Unknown mode: " + spec);

  return mfactory(options, spec);

};

CodeMirror.registerHelper = CodeMirror.registerGlobalHelper = Math.min;

CodeMirror.defineMode("null", function() {

  return {token: function(stream) {stream.skipToEnd();}};

});

CodeMirror.defineMIME("text/plain", "null");

CodeMirror.runMode = function (string, modespec, callback, options) {

  var mode = CodeMirror.getMode({ indentUnit: 2 }, modespec);

  if (callback.nodeType == 1) {

    var tabSize = (options && options.tabSize) || 4;

    var node = callback, col = 0;

    node.innerHTML = "";

    callback = function (text, style) {

      if (text == "\n") {

        node.appendChild(document.createElement("br"));

        col = 0;

        return;

      }

      var content = "";

      // replace tabs

      for (var pos = 0; ;) {

        var idx = text.indexOf("\t", pos);

        if (idx == -1) {

          content += text.slice(pos);

          col += text.length - pos;

          break;

        } else {

          col += idx - pos;

          content += text.slice(pos, idx);

          var size = tabSize - col % tabSize;

          col += size;

          for (var i = 0; i < size; ++i) content += " ";

          pos = idx + 1;

        }

      }

      if (style) {

        var sp = node.appendChild(document.createElement("span"));

        sp.className = "cm-" + style.replace(/ +/g, " cm-");

        sp.appendChild(document.createTextNode(content));

      } else {

        node.appendChild(document.createTextNode(content));

      }

    };

  }

  var lines = splitLines(string), state = (options && options.state) || CodeMirror.startState(mode);

  for (var i = 0, e = lines.length; i < e; ++i) {

    if (i) callback("\n");

    var stream = new CodeMirror.StringStream(lines[i]);

    if (!stream.string && mode.blankLine) mode.blankLine(state);

    while (!stream.eol()) {

      var style = mode.token(stream, state);

      callback(stream.current(), style, i, stream.start, state);

      stream.start = stream.pos;

    }

  }

};

})();