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- (function(window) {
- window.CodeMirror = {};
- function splitLines(string){ return string.split(/\r?\n|\r/); };
- function StringStream(string) {
- this.pos = this.start = 0;
- this.string = string;
- }
- 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;},
- 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);}
- };
- 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) { modes[name] = mode; };
- CodeMirror.defineMIME = function (mime, spec) { mimeModes[mime] = spec; };
- CodeMirror.defineMode("null", function() {
- return {token: function(stream) {stream.skipToEnd();}};
- });
- CodeMirror.defineMIME("text/plain", "null");
- CodeMirror.getMode = function (options, spec) {
- if (typeof spec == "string" && mimeModes.hasOwnProperty(spec))
- spec = mimeModes[spec];
- if (typeof spec == "string")
- var mname = spec, config = {};
- else if (spec != null)
- var mname = spec.name, config = spec;
- var mfactory = modes[mname];
- if (!mfactory) throw new Error("Unknown mode: " + spec);
- return mfactory(options, config || {});
- };
- }(this));
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