91 lines
3.0 KiB
JavaScript
91 lines
3.0 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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var CodeNode = require("./CodeNode");
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var SourceNode = require("./SourceNode");
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var MappingsContext = require("./MappingsContext");
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function SourceListMap(generatedCode, source, originalSource) {
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if(Array.isArray(generatedCode)) {
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this.children = generatedCode;
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} else {
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this.children = [];
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if(generatedCode || source)
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this.add(generatedCode, source, originalSource);
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}
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}
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module.exports = SourceListMap;
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SourceListMap.prototype.add = function(generatedCode, source, originalSource) {
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if(typeof generatedCode === "string") {
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if(source) {
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this.children.push(new SourceNode(generatedCode, source, originalSource));
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} else if(this.children.length > 0 && this.children[this.children.length - 1].addGeneratedCode) {
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this.children[this.children.length - 1].addGeneratedCode(generatedCode);
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} else {
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this.children.push(new CodeNode(generatedCode));
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}
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} else if(generatedCode.getMappings && generatedCode.getGeneratedCode) {
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this.children.push(generatedCode);
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} else if(generatedCode.children) {
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generatedCode.children.forEach(function(sln) {
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this.children.push(sln);
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}, this);
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} else {
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throw new Error("Invalid arguments to SourceListMap.prototype.add: Expected string, Node or SourceListMap");
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}
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};
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SourceListMap.prototype.preprend = function(source) {
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if(typeof generatedCode === "string") {
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if(source) {
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this.children.unshift(new SourceNode(generatedCode, source, originalSource));
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} else if(this.children.length > 0 && this.children[this.children.length - 1].preprendGeneratedCode) {
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this.children[this.children.length - 1].preprendGeneratedCode(generatedCode);
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} else {
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this.children.unshift(new CodeNode(generatedCode));
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}
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} else if(generatedCode.getMappings && generatedCode.getGeneratedCode) {
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this.children.unshift(generatedCode);
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} else if(generatedCode.children) {
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generatedCode.children.slice().reverse().forEach(function(sln) {
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this.children.unshift(sln);
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}, this);
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} else {
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throw new Error("Invalid arguments to SourceListMap.prototype.prerend: Expected string, Node or SourceListMap");
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}
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};
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SourceListMap.prototype.mapGeneratedCode = function(fn) {
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this.children.forEach(function(sln) {
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sln.mapGeneratedCode(fn);
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});
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};
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SourceListMap.prototype.toString = function() {
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return this.children.map(function(sln) {
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return sln.getGeneratedCode();
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}).join("");
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};
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SourceListMap.prototype.toStringWithSourceMap = function(options) {
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var mappingsContext = new MappingsContext();
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var source = this.children.map(function(sln) {
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return sln.generatedCode;
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}).join("");
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var mappings = this.children.map(function(sln) {
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return sln.getMappings(mappingsContext);
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}).join("");
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return {
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source: source,
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map: {
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version: 3,
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file: options && options.file,
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sources: mappingsContext.sources,
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sourcesContent: mappingsContext.hasSourceContent ? mappingsContext.sourcesContent : undefined,
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mappings: mappings
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}
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};
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}
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