traceur
Version:
ES6 to ES5 compiler
1,237 lines (1,236 loc) • 42.9 kB
JavaScript
;
Object.defineProperties(module.exports, {
__esModule: {value: true},
SourceMapGenerator: {
enumerable: true,
get: function() {
return SourceMapGenerator;
}
},
SourceMapConsumer: {
enumerable: true,
get: function() {
return SourceMapConsumer;
}
},
SourceNode: {
enumerable: true,
get: function() {
return SourceNode;
}
},
join: {
enumerable: true,
get: function() {
return join;
}
}
});
function makeDefine(mapping, id) {
var require = function(id) {
return mapping[id];
};
var exports = mapping[id] = {};
var module = null;
return function(factory) {
factory(require, exports, module);
};
}
var define,
m = {};
define = makeDefine(m, './util');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
function getArg(aArgs, aName, aDefaultValue) {
if (aName in aArgs) {
return aArgs[aName];
} else if (arguments.length === 3) {
return aDefaultValue;
} else {
throw new Error('"' + aName + '" is a required argument.');
}
}
exports.getArg = getArg;
var urlRegexp = /^(?:([\w+\-.]+):)?\/\/(?:(\w+:\w+)@)?([\w.]*)(?::(\d+))?(\S*)$/;
var dataUrlRegexp = /^data:.+\,.+$/;
function urlParse(aUrl) {
var match = aUrl.match(urlRegexp);
if (!match) {
return null;
}
return {
scheme: match[1],
auth: match[2],
host: match[3],
port: match[4],
path: match[5]
};
}
exports.urlParse = urlParse;
function urlGenerate(aParsedUrl) {
var url = '';
if (aParsedUrl.scheme) {
url += aParsedUrl.scheme + ':';
}
url += '//';
if (aParsedUrl.auth) {
url += aParsedUrl.auth + '@';
}
if (aParsedUrl.host) {
url += aParsedUrl.host;
}
if (aParsedUrl.port) {
url += ":" + aParsedUrl.port;
}
if (aParsedUrl.path) {
url += aParsedUrl.path;
}
return url;
}
exports.urlGenerate = urlGenerate;
function normalize(aPath) {
var path = aPath;
var url = urlParse(aPath);
if (url) {
if (!url.path) {
return aPath;
}
path = url.path;
}
var isAbsolute = (path.charAt(0) === '/');
var parts = path.split(/\/+/);
for (var part = void 0,
up = 0,
i = parts.length - 1; i >= 0; i--) {
part = parts[i];
if (part === '.') {
parts.splice(i, 1);
} else if (part === '..') {
up++;
} else if (up > 0) {
if (part === '') {
parts.splice(i + 1, up);
up = 0;
} else {
parts.splice(i, 2);
up--;
}
}
}
path = parts.join('/');
if (path === '') {
path = isAbsolute ? '/' : '.';
}
if (url) {
url.path = path;
return urlGenerate(url);
}
return path;
}
exports.normalize = normalize;
function join(aRoot, aPath) {
if (aRoot === "") {
aRoot = ".";
}
if (aPath === "") {
aPath = ".";
}
var aPathUrl = urlParse(aPath);
var aRootUrl = urlParse(aRoot);
if (aRootUrl) {
aRoot = aRootUrl.path || '/';
}
if (aPathUrl && !aPathUrl.scheme) {
if (aRootUrl) {
aPathUrl.scheme = aRootUrl.scheme;
}
return urlGenerate(aPathUrl);
}
if (aPathUrl || aPath.match(dataUrlRegexp)) {
return aPath;
}
if (aRootUrl && !aRootUrl.host && !aRootUrl.path) {
aRootUrl.host = aPath;
return urlGenerate(aRootUrl);
}
var joined = aPath.charAt(0) === '/' ? aPath : normalize(aRoot.replace(/\/+$/, '') + '/' + aPath);
if (aRootUrl) {
aRootUrl.path = joined;
return urlGenerate(aRootUrl);
}
return joined;
}
exports.join = join;
function relative(aRoot, aPath) {
if (aRoot === "") {
aRoot = ".";
}
aRoot = aRoot.replace(/\/$/, '');
var url = urlParse(aRoot);
if (aPath.charAt(0) == "/" && url && url.path == "/") {
return aPath.slice(1);
}
return aPath.indexOf(aRoot + '/') === 0 ? aPath.substr(aRoot.length + 1) : aPath;
}
exports.relative = relative;
function toSetString(aStr) {
return '$' + aStr;
}
exports.toSetString = toSetString;
function fromSetString(aStr) {
return aStr.substr(1);
}
exports.fromSetString = fromSetString;
function strcmp(aStr1, aStr2) {
var s1 = aStr1 || "";
var s2 = aStr2 || "";
return (s1 > s2) - (s1 < s2);
}
function compareByOriginalPositions(mappingA, mappingB, onlyCompareOriginal) {
var cmp;
cmp = strcmp(mappingA.source, mappingB.source);
if (cmp) {
return cmp;
}
cmp = mappingA.originalLine - mappingB.originalLine;
if (cmp) {
return cmp;
}
cmp = mappingA.originalColumn - mappingB.originalColumn;
if (cmp || onlyCompareOriginal) {
return cmp;
}
cmp = strcmp(mappingA.name, mappingB.name);
if (cmp) {
return cmp;
}
cmp = mappingA.generatedLine - mappingB.generatedLine;
if (cmp) {
return cmp;
}
return mappingA.generatedColumn - mappingB.generatedColumn;
}
;
exports.compareByOriginalPositions = compareByOriginalPositions;
function compareByGeneratedPositions(mappingA, mappingB, onlyCompareGenerated) {
var cmp;
cmp = mappingA.generatedLine - mappingB.generatedLine;
if (cmp) {
return cmp;
}
cmp = mappingA.generatedColumn - mappingB.generatedColumn;
if (cmp || onlyCompareGenerated) {
return cmp;
}
cmp = strcmp(mappingA.source, mappingB.source);
if (cmp) {
return cmp;
}
cmp = mappingA.originalLine - mappingB.originalLine;
if (cmp) {
return cmp;
}
cmp = mappingA.originalColumn - mappingB.originalColumn;
if (cmp) {
return cmp;
}
return strcmp(mappingA.name, mappingB.name);
}
;
exports.compareByGeneratedPositions = compareByGeneratedPositions;
});
define = makeDefine(m, './array-set');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var util = require('./util');
function ArraySet() {
this._array = [];
this._set = {};
}
ArraySet.fromArray = function ArraySet_fromArray(aArray, aAllowDuplicates) {
var set = new ArraySet();
for (var i = 0,
len = aArray.length; i < len; i++) {
set.add(aArray[i], aAllowDuplicates);
}
return set;
};
ArraySet.prototype.add = function ArraySet_add(aStr, aAllowDuplicates) {
var isDuplicate = this.has(aStr);
var idx = this._array.length;
if (!isDuplicate || aAllowDuplicates) {
this._array.push(aStr);
}
if (!isDuplicate) {
this._set[util.toSetString(aStr)] = idx;
}
};
ArraySet.prototype.has = function ArraySet_has(aStr) {
return Object.prototype.hasOwnProperty.call(this._set, util.toSetString(aStr));
};
ArraySet.prototype.indexOf = function ArraySet_indexOf(aStr) {
if (this.has(aStr)) {
return this._set[util.toSetString(aStr)];
}
throw new Error('"' + aStr + '" is not in the set.');
};
ArraySet.prototype.at = function ArraySet_at(aIdx) {
if (aIdx >= 0 && aIdx < this._array.length) {
return this._array[aIdx];
}
throw new Error('No element indexed by ' + aIdx);
};
ArraySet.prototype.toArray = function ArraySet_toArray() {
return this._array.slice();
};
exports.ArraySet = ArraySet;
});
define = makeDefine(m, './base64');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var charToIntMap = {};
var intToCharMap = {};
'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split('').forEach(function(ch, index) {
charToIntMap[ch] = index;
intToCharMap[index] = ch;
});
exports.encode = function base64_encode(aNumber) {
if (aNumber in intToCharMap) {
return intToCharMap[aNumber];
}
throw new TypeError("Must be between 0 and 63: " + aNumber);
};
exports.decode = function base64_decode(aChar) {
if (aChar in charToIntMap) {
return charToIntMap[aChar];
}
throw new TypeError("Not a valid base 64 digit: " + aChar);
};
});
define = makeDefine(m, './base64-vlq');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var base64 = require('./base64');
var VLQ_BASE_SHIFT = 5;
var VLQ_BASE = 1 << VLQ_BASE_SHIFT;
var VLQ_BASE_MASK = VLQ_BASE - 1;
var VLQ_CONTINUATION_BIT = VLQ_BASE;
function toVLQSigned(aValue) {
return aValue < 0 ? ((-aValue) << 1) + 1 : (aValue << 1) + 0;
}
function fromVLQSigned(aValue) {
var isNegative = (aValue & 1) === 1;
var shifted = aValue >> 1;
return isNegative ? -shifted : shifted;
}
exports.encode = function base64VLQ_encode(aValue) {
var encoded = "";
var digit;
var vlq = toVLQSigned(aValue);
do {
digit = vlq & VLQ_BASE_MASK;
vlq >>>= VLQ_BASE_SHIFT;
if (vlq > 0) {
digit |= VLQ_CONTINUATION_BIT;
}
encoded += base64.encode(digit);
} while (vlq > 0);
return encoded;
};
exports.decode = function base64VLQ_decode(aStr, aOutParam) {
var i = 0;
var strLen = aStr.length;
var result = 0;
var shift = 0;
var continuation,
digit;
do {
if (i >= strLen) {
throw new Error("Expected more digits in base 64 VLQ value.");
}
digit = base64.decode(aStr.charAt(i++));
continuation = !!(digit & VLQ_CONTINUATION_BIT);
digit &= VLQ_BASE_MASK;
result = result + (digit << shift);
shift += VLQ_BASE_SHIFT;
} while (continuation);
aOutParam.value = fromVLQSigned(result);
aOutParam.rest = aStr.slice(i);
};
});
define = makeDefine(m, './binary-search');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
function recursiveSearch(aLow, aHigh, aNeedle, aHaystack, aCompare) {
var mid = Math.floor((aHigh - aLow) / 2) + aLow;
var cmp = aCompare(aNeedle, aHaystack[mid], true);
if (cmp === 0) {
return mid;
} else if (cmp > 0) {
if (aHigh - mid > 1) {
return recursiveSearch(mid, aHigh, aNeedle, aHaystack, aCompare);
}
return mid;
} else {
if (mid - aLow > 1) {
return recursiveSearch(aLow, mid, aNeedle, aHaystack, aCompare);
}
return aLow < 0 ? -1 : aLow;
}
}
exports.search = function search(aNeedle, aHaystack, aCompare) {
if (aHaystack.length === 0) {
return -1;
}
return recursiveSearch(-1, aHaystack.length, aNeedle, aHaystack, aCompare);
};
});
define = makeDefine(m, './mapping-list');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var util = require('./util');
function generatedPositionAfter(mappingA, mappingB) {
var lineA = mappingA.generatedLine;
var lineB = mappingB.generatedLine;
var columnA = mappingA.generatedColumn;
var columnB = mappingB.generatedColumn;
return lineB > lineA || lineB == lineA && columnB >= columnA || util.compareByGeneratedPositions(mappingA, mappingB) <= 0;
}
function MappingList() {
this._array = [];
this._sorted = true;
this._last = {
generatedLine: -1,
generatedColumn: 0
};
}
MappingList.prototype.unsortedForEach = function MappingList_forEach(aCallback, aThisArg) {
this._array.forEach(aCallback, aThisArg);
};
MappingList.prototype.add = function MappingList_add(aMapping) {
var mapping;
if (generatedPositionAfter(this._last, aMapping)) {
this._last = aMapping;
this._array.push(aMapping);
} else {
this._sorted = false;
this._array.push(aMapping);
}
};
MappingList.prototype.toArray = function MappingList_toArray() {
if (!this._sorted) {
this._array.sort(util.compareByGeneratedPositions);
this._sorted = true;
}
return this._array;
};
exports.MappingList = MappingList;
});
define = makeDefine(m, './source-map-generator');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var base64VLQ = require('./base64-vlq');
var util = require('./util');
var ArraySet = require('./array-set').ArraySet;
var MappingList = require('./mapping-list').MappingList;
function SourceMapGenerator(aArgs) {
if (!aArgs) {
aArgs = {};
}
this._file = util.getArg(aArgs, 'file', null);
this._sourceRoot = util.getArg(aArgs, 'sourceRoot', null);
this._skipValidation = util.getArg(aArgs, 'skipValidation', false);
this._sources = new ArraySet();
this._names = new ArraySet();
this._mappings = new MappingList();
this._sourcesContents = null;
}
SourceMapGenerator.prototype._version = 3;
SourceMapGenerator.fromSourceMap = function SourceMapGenerator_fromSourceMap(aSourceMapConsumer) {
var sourceRoot = aSourceMapConsumer.sourceRoot;
var generator = new SourceMapGenerator({
file: aSourceMapConsumer.file,
sourceRoot: sourceRoot
});
aSourceMapConsumer.eachMapping(function(mapping) {
var newMapping = {generated: {
line: mapping.generatedLine,
column: mapping.generatedColumn
}};
if (mapping.source != null) {
newMapping.source = mapping.source;
if (sourceRoot != null) {
newMapping.source = util.relative(sourceRoot, newMapping.source);
}
newMapping.original = {
line: mapping.originalLine,
column: mapping.originalColumn
};
if (mapping.name != null) {
newMapping.name = mapping.name;
}
}
generator.addMapping(newMapping);
});
aSourceMapConsumer.sources.forEach(function(sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
generator.setSourceContent(sourceFile, content);
}
});
return generator;
};
SourceMapGenerator.prototype.addMapping = function SourceMapGenerator_addMapping(aArgs) {
var generated = util.getArg(aArgs, 'generated');
var original = util.getArg(aArgs, 'original', null);
var source = util.getArg(aArgs, 'source', null);
var name = util.getArg(aArgs, 'name', null);
if (!this._skipValidation) {
this._validateMapping(generated, original, source, name);
}
if (source != null && !this._sources.has(source)) {
this._sources.add(source);
}
if (name != null && !this._names.has(name)) {
this._names.add(name);
}
this._mappings.add({
generatedLine: generated.line,
generatedColumn: generated.column,
originalLine: original != null && original.line,
originalColumn: original != null && original.column,
source: source,
name: name
});
};
SourceMapGenerator.prototype.setSourceContent = function SourceMapGenerator_setSourceContent(aSourceFile, aSourceContent) {
var source = aSourceFile;
if (this._sourceRoot != null) {
source = util.relative(this._sourceRoot, source);
}
if (aSourceContent != null) {
if (!this._sourcesContents) {
this._sourcesContents = {};
}
this._sourcesContents[util.toSetString(source)] = aSourceContent;
} else if (this._sourcesContents) {
delete this._sourcesContents[util.toSetString(source)];
if (Object.keys(this._sourcesContents).length === 0) {
this._sourcesContents = null;
}
}
};
SourceMapGenerator.prototype.applySourceMap = function SourceMapGenerator_applySourceMap(aSourceMapConsumer, aSourceFile, aSourceMapPath) {
var sourceFile = aSourceFile;
if (aSourceFile == null) {
if (aSourceMapConsumer.file == null) {
throw new Error('SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, ' + 'or the source map\'s "file" property. Both were omitted.');
}
sourceFile = aSourceMapConsumer.file;
}
var sourceRoot = this._sourceRoot;
if (sourceRoot != null) {
sourceFile = util.relative(sourceRoot, sourceFile);
}
var newSources = new ArraySet();
var newNames = new ArraySet();
this._mappings.unsortedForEach(function(mapping) {
if (mapping.source === sourceFile && mapping.originalLine != null) {
var original = aSourceMapConsumer.originalPositionFor({
line: mapping.originalLine,
column: mapping.originalColumn
});
if (original.source != null) {
mapping.source = original.source;
if (aSourceMapPath != null) {
mapping.source = util.join(aSourceMapPath, mapping.source);
}
if (sourceRoot != null) {
mapping.source = util.relative(sourceRoot, mapping.source);
}
mapping.originalLine = original.line;
mapping.originalColumn = original.column;
if (original.name != null) {
mapping.name = original.name;
}
}
}
var source = mapping.source;
if (source != null && !newSources.has(source)) {
newSources.add(source);
}
var name = mapping.name;
if (name != null && !newNames.has(name)) {
newNames.add(name);
}
}, this);
this._sources = newSources;
this._names = newNames;
aSourceMapConsumer.sources.forEach(function(sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
if (aSourceMapPath != null) {
sourceFile = util.join(aSourceMapPath, sourceFile);
}
if (sourceRoot != null) {
sourceFile = util.relative(sourceRoot, sourceFile);
}
this.setSourceContent(sourceFile, content);
}
}, this);
};
SourceMapGenerator.prototype._validateMapping = function SourceMapGenerator_validateMapping(aGenerated, aOriginal, aSource, aName) {
if (aGenerated && 'line' in aGenerated && 'column' in aGenerated && aGenerated.line > 0 && aGenerated.column >= 0 && !aOriginal && !aSource && !aName) {
return;
} else if (aGenerated && 'line' in aGenerated && 'column' in aGenerated && aOriginal && 'line' in aOriginal && 'column' in aOriginal && aGenerated.line > 0 && aGenerated.column >= 0 && aOriginal.line > 0 && aOriginal.column >= 0 && aSource) {
return;
} else {
throw new Error('Invalid mapping: ' + JSON.stringify({
generated: aGenerated,
source: aSource,
original: aOriginal,
name: aName
}));
}
};
SourceMapGenerator.prototype._serializeMappings = function SourceMapGenerator_serializeMappings() {
var previousGeneratedColumn = 0;
var previousGeneratedLine = 1;
var previousOriginalColumn = 0;
var previousOriginalLine = 0;
var previousName = 0;
var previousSource = 0;
var result = '';
var mapping;
var mappings = this._mappings.toArray();
for (var i = 0,
len = mappings.length; i < len; i++) {
mapping = mappings[i];
if (mapping.generatedLine !== previousGeneratedLine) {
previousGeneratedColumn = 0;
while (mapping.generatedLine !== previousGeneratedLine) {
result += ';';
previousGeneratedLine++;
}
} else {
if (i > 0) {
if (!util.compareByGeneratedPositions(mapping, mappings[i - 1])) {
continue;
}
result += ',';
}
}
result += base64VLQ.encode(mapping.generatedColumn - previousGeneratedColumn);
previousGeneratedColumn = mapping.generatedColumn;
if (mapping.source != null) {
result += base64VLQ.encode(this._sources.indexOf(mapping.source) - previousSource);
previousSource = this._sources.indexOf(mapping.source);
result += base64VLQ.encode(mapping.originalLine - 1 - previousOriginalLine);
previousOriginalLine = mapping.originalLine - 1;
result += base64VLQ.encode(mapping.originalColumn - previousOriginalColumn);
previousOriginalColumn = mapping.originalColumn;
if (mapping.name != null) {
result += base64VLQ.encode(this._names.indexOf(mapping.name) - previousName);
previousName = this._names.indexOf(mapping.name);
}
}
}
return result;
};
SourceMapGenerator.prototype._generateSourcesContent = function SourceMapGenerator_generateSourcesContent(aSources, aSourceRoot) {
return aSources.map(function(source) {
if (!this._sourcesContents) {
return null;
}
if (aSourceRoot != null) {
source = util.relative(aSourceRoot, source);
}
var key = util.toSetString(source);
return Object.prototype.hasOwnProperty.call(this._sourcesContents, key) ? this._sourcesContents[key] : null;
}, this);
};
SourceMapGenerator.prototype.toJSON = function SourceMapGenerator_toJSON() {
var map = {
version: this._version,
sources: this._sources.toArray(),
names: this._names.toArray(),
mappings: this._serializeMappings()
};
if (this._file != null) {
map.file = this._file;
}
if (this._sourceRoot != null) {
map.sourceRoot = this._sourceRoot;
}
if (this._sourcesContents) {
map.sourcesContent = this._generateSourcesContent(map.sources, map.sourceRoot);
}
return map;
};
SourceMapGenerator.prototype.toString = function SourceMapGenerator_toString() {
return JSON.stringify(this);
};
exports.SourceMapGenerator = SourceMapGenerator;
});
define = makeDefine(m, './source-map-consumer');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var util = require('./util');
var binarySearch = require('./binary-search');
var ArraySet = require('./array-set').ArraySet;
var base64VLQ = require('./base64-vlq');
function SourceMapConsumer(aSourceMap) {
var sourceMap = aSourceMap;
if (typeof aSourceMap === 'string') {
sourceMap = JSON.parse(aSourceMap.replace(/^\)\]\}'/, ''));
}
var version = util.getArg(sourceMap, 'version');
var sources = util.getArg(sourceMap, 'sources');
var names = util.getArg(sourceMap, 'names', []);
var sourceRoot = util.getArg(sourceMap, 'sourceRoot', null);
var sourcesContent = util.getArg(sourceMap, 'sourcesContent', null);
var mappings = util.getArg(sourceMap, 'mappings');
var file = util.getArg(sourceMap, 'file', null);
if (version != this._version) {
throw new Error('Unsupported version: ' + version);
}
sources = sources.map(util.normalize);
this._names = ArraySet.fromArray(names, true);
this._sources = ArraySet.fromArray(sources, true);
this.sourceRoot = sourceRoot;
this.sourcesContent = sourcesContent;
this._mappings = mappings;
this.file = file;
}
SourceMapConsumer.fromSourceMap = function SourceMapConsumer_fromSourceMap(aSourceMap) {
var smc = Object.create(SourceMapConsumer.prototype);
smc._names = ArraySet.fromArray(aSourceMap._names.toArray(), true);
smc._sources = ArraySet.fromArray(aSourceMap._sources.toArray(), true);
smc.sourceRoot = aSourceMap._sourceRoot;
smc.sourcesContent = aSourceMap._generateSourcesContent(smc._sources.toArray(), smc.sourceRoot);
smc.file = aSourceMap._file;
smc.__generatedMappings = aSourceMap._mappings.toArray().slice();
smc.__originalMappings = aSourceMap._mappings.toArray().slice().sort(util.compareByOriginalPositions);
return smc;
};
SourceMapConsumer.prototype._version = 3;
Object.defineProperty(SourceMapConsumer.prototype, 'sources', {get: function() {
return this._sources.toArray().map(function(s) {
return this.sourceRoot != null ? util.join(this.sourceRoot, s) : s;
}, this);
}});
SourceMapConsumer.prototype.__generatedMappings = null;
Object.defineProperty(SourceMapConsumer.prototype, '_generatedMappings', {get: function() {
if (!this.__generatedMappings) {
this.__generatedMappings = [];
this.__originalMappings = [];
this._parseMappings(this._mappings, this.sourceRoot);
}
return this.__generatedMappings;
}});
SourceMapConsumer.prototype.__originalMappings = null;
Object.defineProperty(SourceMapConsumer.prototype, '_originalMappings', {get: function() {
if (!this.__originalMappings) {
this.__generatedMappings = [];
this.__originalMappings = [];
this._parseMappings(this._mappings, this.sourceRoot);
}
return this.__originalMappings;
}});
SourceMapConsumer.prototype._nextCharIsMappingSeparator = function SourceMapConsumer_nextCharIsMappingSeparator(aStr) {
var c = aStr.charAt(0);
return c === ";" || c === ",";
};
SourceMapConsumer.prototype._parseMappings = function SourceMapConsumer_parseMappings(aStr, aSourceRoot) {
var generatedLine = 1;
var previousGeneratedColumn = 0;
var previousOriginalLine = 0;
var previousOriginalColumn = 0;
var previousSource = 0;
var previousName = 0;
var str = aStr;
var temp = {};
var mapping;
while (str.length > 0) {
if (str.charAt(0) === ';') {
generatedLine++;
str = str.slice(1);
previousGeneratedColumn = 0;
} else if (str.charAt(0) === ',') {
str = str.slice(1);
} else {
mapping = {};
mapping.generatedLine = generatedLine;
base64VLQ.decode(str, temp);
mapping.generatedColumn = previousGeneratedColumn + temp.value;
previousGeneratedColumn = mapping.generatedColumn;
str = temp.rest;
if (str.length > 0 && !this._nextCharIsMappingSeparator(str)) {
base64VLQ.decode(str, temp);
mapping.source = this._sources.at(previousSource + temp.value);
previousSource += temp.value;
str = temp.rest;
if (str.length === 0 || this._nextCharIsMappingSeparator(str)) {
throw new Error('Found a source, but no line and column');
}
base64VLQ.decode(str, temp);
mapping.originalLine = previousOriginalLine + temp.value;
previousOriginalLine = mapping.originalLine;
mapping.originalLine += 1;
str = temp.rest;
if (str.length === 0 || this._nextCharIsMappingSeparator(str)) {
throw new Error('Found a source and line, but no column');
}
base64VLQ.decode(str, temp);
mapping.originalColumn = previousOriginalColumn + temp.value;
previousOriginalColumn = mapping.originalColumn;
str = temp.rest;
if (str.length > 0 && !this._nextCharIsMappingSeparator(str)) {
base64VLQ.decode(str, temp);
mapping.name = this._names.at(previousName + temp.value);
previousName += temp.value;
str = temp.rest;
}
}
this.__generatedMappings.push(mapping);
if (typeof mapping.originalLine === 'number') {
this.__originalMappings.push(mapping);
}
}
}
this.__generatedMappings.sort(util.compareByGeneratedPositions);
this.__originalMappings.sort(util.compareByOriginalPositions);
};
SourceMapConsumer.prototype._findMapping = function SourceMapConsumer_findMapping(aNeedle, aMappings, aLineName, aColumnName, aComparator) {
if (aNeedle[aLineName] <= 0) {
throw new TypeError('Line must be greater than or equal to 1, got ' + aNeedle[aLineName]);
}
if (aNeedle[aColumnName] < 0) {
throw new TypeError('Column must be greater than or equal to 0, got ' + aNeedle[aColumnName]);
}
return binarySearch.search(aNeedle, aMappings, aComparator);
};
SourceMapConsumer.prototype.computeColumnSpans = function SourceMapConsumer_computeColumnSpans() {
for (var index = 0; index < this._generatedMappings.length; ++index) {
var mapping = this._generatedMappings[index];
if (index + 1 < this._generatedMappings.length) {
var nextMapping = this._generatedMappings[index + 1];
if (mapping.generatedLine === nextMapping.generatedLine) {
mapping.lastGeneratedColumn = nextMapping.generatedColumn - 1;
continue;
}
}
mapping.lastGeneratedColumn = Infinity;
}
};
SourceMapConsumer.prototype.originalPositionFor = function SourceMapConsumer_originalPositionFor(aArgs) {
var needle = {
generatedLine: util.getArg(aArgs, 'line'),
generatedColumn: util.getArg(aArgs, 'column')
};
var index = this._findMapping(needle, this._generatedMappings, "generatedLine", "generatedColumn", util.compareByGeneratedPositions);
if (index >= 0) {
var mapping = this._generatedMappings[index];
if (mapping.generatedLine === needle.generatedLine) {
var source = util.getArg(mapping, 'source', null);
if (source != null && this.sourceRoot != null) {
source = util.join(this.sourceRoot, source);
}
return {
source: source,
line: util.getArg(mapping, 'originalLine', null),
column: util.getArg(mapping, 'originalColumn', null),
name: util.getArg(mapping, 'name', null)
};
}
}
return {
source: null,
line: null,
column: null,
name: null
};
};
SourceMapConsumer.prototype.sourceContentFor = function SourceMapConsumer_sourceContentFor(aSource) {
if (!this.sourcesContent) {
return null;
}
if (this.sourceRoot != null) {
aSource = util.relative(this.sourceRoot, aSource);
}
if (this._sources.has(aSource)) {
return this.sourcesContent[this._sources.indexOf(aSource)];
}
var url;
if (this.sourceRoot != null && (url = util.urlParse(this.sourceRoot))) {
var fileUriAbsPath = aSource.replace(/^file:\/\//, "");
if (url.scheme == "file" && this._sources.has(fileUriAbsPath)) {
return this.sourcesContent[this._sources.indexOf(fileUriAbsPath)];
}
if ((!url.path || url.path == "/") && this._sources.has("/" + aSource)) {
return this.sourcesContent[this._sources.indexOf("/" + aSource)];
}
}
throw new Error('"' + aSource + '" is not in the SourceMap.');
};
SourceMapConsumer.prototype.generatedPositionFor = function SourceMapConsumer_generatedPositionFor(aArgs) {
var needle = {
source: util.getArg(aArgs, 'source'),
originalLine: util.getArg(aArgs, 'line'),
originalColumn: util.getArg(aArgs, 'column')
};
if (this.sourceRoot != null) {
needle.source = util.relative(this.sourceRoot, needle.source);
}
var index = this._findMapping(needle, this._originalMappings, "originalLine", "originalColumn", util.compareByOriginalPositions);
if (index >= 0) {
var mapping = this._originalMappings[index];
return {
line: util.getArg(mapping, 'generatedLine', null),
column: util.getArg(mapping, 'generatedColumn', null),
lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null)
};
}
return {
line: null,
column: null,
lastColumn: null
};
};
SourceMapConsumer.prototype.allGeneratedPositionsFor = function SourceMapConsumer_allGeneratedPositionsFor(aArgs) {
var needle = {
source: util.getArg(aArgs, 'source'),
originalLine: util.getArg(aArgs, 'line'),
originalColumn: Infinity
};
if (this.sourceRoot != null) {
needle.source = util.relative(this.sourceRoot, needle.source);
}
var mappings = [];
var index = this._findMapping(needle, this._originalMappings, "originalLine", "originalColumn", util.compareByOriginalPositions);
if (index >= 0) {
var mapping = this._originalMappings[index];
while (mapping && mapping.originalLine === needle.originalLine) {
mappings.push({
line: util.getArg(mapping, 'generatedLine', null),
column: util.getArg(mapping, 'generatedColumn', null),
lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null)
});
mapping = this._originalMappings[--index];
}
}
return mappings.reverse();
};
SourceMapConsumer.GENERATED_ORDER = 1;
SourceMapConsumer.ORIGINAL_ORDER = 2;
SourceMapConsumer.prototype.eachMapping = function SourceMapConsumer_eachMapping(aCallback, aContext, aOrder) {
var context = aContext || null;
var order = aOrder || SourceMapConsumer.GENERATED_ORDER;
var mappings;
switch (order) {
case SourceMapConsumer.GENERATED_ORDER:
mappings = this._generatedMappings;
break;
case SourceMapConsumer.ORIGINAL_ORDER:
mappings = this._originalMappings;
break;
default:
throw new Error("Unknown order of iteration.");
}
var sourceRoot = this.sourceRoot;
mappings.map(function(mapping) {
var source = mapping.source;
if (source != null && sourceRoot != null) {
source = util.join(sourceRoot, source);
}
return {
source: source,
generatedLine: mapping.generatedLine,
generatedColumn: mapping.generatedColumn,
originalLine: mapping.originalLine,
originalColumn: mapping.originalColumn,
name: mapping.name
};
}).forEach(aCallback, context);
};
exports.SourceMapConsumer = SourceMapConsumer;
});
define = makeDefine(m, './source-node');
if (typeof define !== 'function') {
var define = require('amdefine')(module, require);
}
define(function(require, exports, module) {
var SourceMapGenerator = require('./source-map-generator').SourceMapGenerator;
var util = require('./util');
var REGEX_NEWLINE = /(\r?\n)/;
var NEWLINE_CODE = 10;
var isSourceNode = "$$$isSourceNode$$$";
function SourceNode(aLine, aColumn, aSource, aChunks, aName) {
this.children = [];
this.sourceContents = {};
this.line = aLine == null ? null : aLine;
this.column = aColumn == null ? null : aColumn;
this.source = aSource == null ? null : aSource;
this.name = aName == null ? null : aName;
this[isSourceNode] = true;
if (aChunks != null)
this.add(aChunks);
}
SourceNode.fromStringWithSourceMap = function SourceNode_fromStringWithSourceMap(aGeneratedCode, aSourceMapConsumer, aRelativePath) {
var node = new SourceNode();
var remainingLines = aGeneratedCode.split(REGEX_NEWLINE);
var shiftNextLine = function() {
var lineContents = remainingLines.shift();
var newLine = remainingLines.shift() || "";
return lineContents + newLine;
};
var lastGeneratedLine = 1,
lastGeneratedColumn = 0;
var lastMapping = null;
aSourceMapConsumer.eachMapping(function(mapping) {
if (lastMapping !== null) {
if (lastGeneratedLine < mapping.generatedLine) {
var code = "";
addMappingWithCode(lastMapping, shiftNextLine());
lastGeneratedLine++;
lastGeneratedColumn = 0;
} else {
var nextLine = remainingLines[0];
var code = nextLine.substr(0, mapping.generatedColumn - lastGeneratedColumn);
remainingLines[0] = nextLine.substr(mapping.generatedColumn - lastGeneratedColumn);
lastGeneratedColumn = mapping.generatedColumn;
addMappingWithCode(lastMapping, code);
lastMapping = mapping;
return;
}
}
while (lastGeneratedLine < mapping.generatedLine) {
node.add(shiftNextLine());
lastGeneratedLine++;
}
if (lastGeneratedColumn < mapping.generatedColumn) {
var nextLine = remainingLines[0];
node.add(nextLine.substr(0, mapping.generatedColumn));
remainingLines[0] = nextLine.substr(mapping.generatedColumn);
lastGeneratedColumn = mapping.generatedColumn;
}
lastMapping = mapping;
}, this);
if (remainingLines.length > 0) {
if (lastMapping) {
addMappingWithCode(lastMapping, shiftNextLine());
}
node.add(remainingLines.join(""));
}
aSourceMapConsumer.sources.forEach(function(sourceFile) {
var content = aSourceMapConsumer.sourceContentFor(sourceFile);
if (content != null) {
if (aRelativePath != null) {
sourceFile = util.join(aRelativePath, sourceFile);
}
node.setSourceContent(sourceFile, content);
}
});
return node;
function addMappingWithCode(mapping, code) {
if (mapping === null || mapping.source === undefined) {
node.add(code);
} else {
var source = aRelativePath ? util.join(aRelativePath, mapping.source) : mapping.source;
node.add(new SourceNode(mapping.originalLine, mapping.originalColumn, source, code, mapping.name));
}
}
};
SourceNode.prototype.add = function SourceNode_add(aChunk) {
if (Array.isArray(aChunk)) {
aChunk.forEach(function(chunk) {
this.add(chunk);
}, this);
} else if (aChunk[isSourceNode] || typeof aChunk === "string") {
if (aChunk) {
this.children.push(aChunk);
}
} else {
throw new TypeError("Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk);
}
return this;
};
SourceNode.prototype.prepend = function SourceNode_prepend(aChunk) {
if (Array.isArray(aChunk)) {
for (var i = aChunk.length - 1; i >= 0; i--) {
this.prepend(aChunk[i]);
}
} else if (aChunk[isSourceNode] || typeof aChunk === "string") {
this.children.unshift(aChunk);
} else {
throw new TypeError("Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk);
}
return this;
};
SourceNode.prototype.walk = function SourceNode_walk(aFn) {
var chunk;
for (var i = 0,
len = this.children.length; i < len; i++) {
chunk = this.children[i];
if (chunk[isSourceNode]) {
chunk.walk(aFn);
} else {
if (chunk !== '') {
aFn(chunk, {
source: this.source,
line: this.line,
column: this.column,
name: this.name
});
}
}
}
};
SourceNode.prototype.join = function SourceNode_join(aSep) {
var newChildren;
var i;
var len = this.children.length;
if (len > 0) {
newChildren = [];
for (i = 0; i < len - 1; i++) {
newChildren.push(this.children[i]);
newChildren.push(aSep);
}
newChildren.push(this.children[i]);
this.children = newChildren;
}
return this;
};
SourceNode.prototype.replaceRight = function SourceNode_replaceRight(aPattern, aReplacement) {
var lastChild = this.children[this.children.length - 1];
if (lastChild[isSourceNode]) {
lastChild.replaceRight(aPattern, aReplacement);
} else if (typeof lastChild === 'string') {
this.children[this.children.length - 1] = lastChild.replace(aPattern, aReplacement);
} else {
this.children.push(''.replace(aPattern, aReplacement));
}
return this;
};
SourceNode.prototype.setSourceContent = function SourceNode_setSourceContent(aSourceFile, aSourceContent) {
this.sourceContents[util.toSetString(aSourceFile)] = aSourceContent;
};
SourceNode.prototype.walkSourceContents = function SourceNode_walkSourceContents(aFn) {
for (var i = 0,
len = this.children.length; i < len; i++) {
if (this.children[i][isSourceNode]) {
this.children[i].walkSourceContents(aFn);
}
}
var sources = Object.keys(this.sourceContents);
for (var i = 0,
len = sources.length; i < len; i++) {
aFn(util.fromSetString(sources[i]), this.sourceContents[sources[i]]);
}
};
SourceNode.prototype.toString = function SourceNode_toString() {
var str = "";
this.walk(function(chunk) {
str += chunk;
});
return str;
};
SourceNode.prototype.toStringWithSourceMap = function SourceNode_toStringWithSourceMap(aArgs) {
var generated = {
code: "",
line: 1,
column: 0
};
var map = new SourceMapGenerator(aArgs);
var sourceMappingActive = false;
var lastOriginalSource = null;
var lastOriginalLine = null;
var lastOriginalColumn = null;
var lastOriginalName = null;
this.walk(function(chunk, original) {
generated.code += chunk;
if (original.source !== null && original.line !== null && original.column !== null) {
if (lastOriginalSource !== original.source || lastOriginalLine !== original.line || lastOriginalColumn !== original.column || lastOriginalName !== original.name) {
map.addMapping({
source: original.source,
original: {
line: original.line,
column: original.column
},
generated: {
line: generated.line,
column: generated.column
},
name: original.name
});
}
lastOriginalSource = original.source;
lastOriginalLine = original.line;
lastOriginalColumn = original.column;
lastOriginalName = original.name;
sourceMappingActive = true;
} else if (sourceMappingActive) {
map.addMapping({generated: {
line: generated.line,
column: generated.column
}});
lastOriginalSource = null;
sourceMappingActive = false;
}
for (var idx = 0,
length = chunk.length; idx < length; idx++) {
if (chunk.charCodeAt(idx) === NEWLINE_CODE) {
generated.line++;
generated.column = 0;
if (idx + 1 === length) {
lastOriginalSource = null;
sourceMappingActive = false;
} else if (sourceMappingActive) {
map.addMapping({
source: original.source,
original: {
line: original.line,
column: original.column
},
generated: {
line: generated.line,
column: generated.column
},
name: original.name
});
}
} else {
generated.column++;
}
}
});
this.walkSourceContents(function(sourceFile, sourceContent) {
map.setSourceContent(sourceFile, sourceContent);
});
return {
code: generated.code,
map: map
};
};
exports.SourceNode = SourceNode;
});
var SourceMapGenerator = m['./source-map-generator'].SourceMapGenerator;
var SourceMapConsumer = m['./source-map-consumer'].SourceMapConsumer;
var SourceNode = m['./source-node'].SourceNode;
var join = m['./util'].join;