130 lines
2.7 KiB
JavaScript
130 lines
2.7 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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"use strict";
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const createMappingsSerializer = require("./createMappingsSerializer");
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exports.getSourceAndMap = (inputSource, options) => {
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let code = "";
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let mappings = "";
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let sources = [];
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let sourcesContent = [];
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let names = [];
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const addMapping = createMappingsSerializer(options);
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const { source } = inputSource.streamChunks(
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Object.assign({}, options, { finalSource: true }),
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(
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chunk,
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generatedLine,
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generatedColumn,
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sourceIndex,
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originalLine,
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originalColumn,
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nameIndex
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) => {
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if (chunk !== undefined) code += chunk;
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mappings += addMapping(
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generatedLine,
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generatedColumn,
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sourceIndex,
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originalLine,
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originalColumn,
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nameIndex
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);
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},
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(sourceIndex, source, sourceContent) => {
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while (sources.length < sourceIndex) {
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sources.push(null);
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}
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sources[sourceIndex] = source;
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if (sourceContent !== undefined) {
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while (sourcesContent.length < sourceIndex) {
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sourcesContent.push(null);
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}
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sourcesContent[sourceIndex] = sourceContent;
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}
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},
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(nameIndex, name) => {
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while (names.length < nameIndex) {
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names.push(null);
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}
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names[nameIndex] = name;
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}
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);
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return {
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source: source !== undefined ? source : code,
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map:
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mappings.length > 0
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? {
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version: 3,
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file: "x",
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mappings,
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sources,
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sourcesContent:
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sourcesContent.length > 0 ? sourcesContent : undefined,
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names
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}
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: null
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};
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};
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exports.getMap = (source, options) => {
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let mappings = "";
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let sources = [];
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let sourcesContent = [];
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let names = [];
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const addMapping = createMappingsSerializer(options);
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source.streamChunks(
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Object.assign({}, options, { source: false, finalSource: true }),
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(
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chunk,
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generatedLine,
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generatedColumn,
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sourceIndex,
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originalLine,
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originalColumn,
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nameIndex
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) => {
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mappings += addMapping(
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generatedLine,
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generatedColumn,
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sourceIndex,
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originalLine,
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originalColumn,
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nameIndex
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);
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},
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(sourceIndex, source, sourceContent) => {
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while (sources.length < sourceIndex) {
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sources.push(null);
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}
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sources[sourceIndex] = source;
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if (sourceContent !== undefined) {
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while (sourcesContent.length < sourceIndex) {
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sourcesContent.push(null);
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}
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sourcesContent[sourceIndex] = sourceContent;
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}
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},
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(nameIndex, name) => {
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while (names.length < nameIndex) {
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names.push(null);
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}
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names[nameIndex] = name;
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}
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);
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return mappings.length > 0
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? {
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version: 3,
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file: "x",
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mappings,
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sources,
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sourcesContent: sourcesContent.length > 0 ? sourcesContent : undefined,
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names
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}
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: null;
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};
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