// CodeMirror, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE /* Just enough of CodeMirror to run runMode under node.js */ function splitLines(string){return string.split(/\r\n?|\n/);}; // Counts the column offset in a string, taking tabs into account. // Used mostly to find indentation. var countColumn = function(string, end, tabSize, startIndex, startValue) { if (end == null) { end = string.search(/[^\s\u00a0]/); if (end == -1) end = string.length; } for (var i = startIndex || 0, n = startValue || 0;;) { var nextTab = string.indexOf("\t", i); if (nextTab < 0 || nextTab >= end) return n + (end - i); n += nextTab - i; n += tabSize - (n % tabSize); i = nextTab + 1; } }; function StringStream(string, tabSize) { this.pos = this.start = 0; this.string = string; this.tabSize = tabSize || 8; this.lastColumnPos = this.lastColumnValue = 0; this.lineStart = 0; }; StringStream.prototype = { eol: function() {return this.pos >= this.string.length;}, sol: function() {return this.pos == this.lineStart;}, peek: function() {return this.string.charAt(this.pos) || undefined;}, 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() { if (this.lastColumnPos < this.start) { this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); this.lastColumnPos = this.start; } return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); }, indentation: function() { return countColumn(this.string, null, this.tabSize) - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 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; } } }; exports.StringStream = StringStream; exports.startState = function(mode, a1, a2) { return mode.startState ? mode.startState(a1, a2) : true; }; var modes = exports.modes = {}, mimeModes = exports.mimeModes = {}; exports.defineMode = function(name, mode) { if (arguments.length > 2) mode.dependencies = Array.prototype.slice.call(arguments, 2); modes[name] = mode; }; exports.defineMIME = function(mime, spec) { mimeModes[mime] = spec; }; exports.defineMode("null", function() { return {token: function(stream) {stream.skipToEnd();}}; }); exports.defineMIME("text/plain", "null"); exports.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"}; }; function copyObj(obj, target, overwrite) { if (!target) target = {}; for (var prop in obj) if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop))) target[prop] = obj[prop]; return target; } // This can be used to attach properties to mode objects from // outside the actual mode definition. var modeExtensions = exports.modeExtensions = {}; exports.extendMode = function(mode, properties) { var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); copyObj(properties, exts); }; exports.getMode = function(options, spec) { var spec = exports.resolveMode(spec); var mfactory = modes[spec.name]; if (!mfactory) return exports.getMode(options, "text/plain"); var modeObj = mfactory(options, spec); if (modeExtensions.hasOwnProperty(spec.name)) { var exts = modeExtensions[spec.name]; for (var prop in exts) { if (!exts.hasOwnProperty(prop)) continue; if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop]; modeObj[prop] = exts[prop]; } } modeObj.name = spec.name; if (spec.helperType) modeObj.helperType = spec.helperType; if (spec.modeProps) for (var prop in spec.modeProps) modeObj[prop] = spec.modeProps[prop]; return modeObj; }; exports.registerHelper = exports.registerGlobalHelper = Math.min; exports.runMode = function(string, modespec, callback, options) { var mode = exports.getMode({indentUnit: 2}, modespec); var lines = splitLines(string), state = (options && options.state) || exports.startState(mode); for (var i = 0, e = lines.length; i < e; ++i) { if (i) callback("\n"); var stream = new exports.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; } } }; require.cache[require.resolve("../../lib/codemirror")] = require.cache[require.resolve("./runmode.node")];