* Creates a new SourceMapGenerator based on a SourceMapConsumer * * @param aSourceMapConsumer The SourceMap.
(aSourceMapConsumer)
| 38 | * @param aSourceMapConsumer The SourceMap. |
| 39 | */ |
| 40 | static fromSourceMap(aSourceMapConsumer) { |
| 41 | const sourceRoot = aSourceMapConsumer.sourceRoot; |
| 42 | const generator = new SourceMapGenerator({ |
| 43 | file: aSourceMapConsumer.file, |
| 44 | sourceRoot, |
| 45 | }); |
| 46 | aSourceMapConsumer.eachMapping(function (mapping) { |
| 47 | const newMapping = { |
| 48 | generated: { |
| 49 | line: mapping.generatedLine, |
| 50 | column: mapping.generatedColumn, |
| 51 | }, |
| 52 | }; |
| 53 | |
| 54 | if (mapping.source != null) { |
| 55 | newMapping.source = mapping.source; |
| 56 | if (sourceRoot != null) { |
| 57 | newMapping.source = util.relative(sourceRoot, newMapping.source); |
| 58 | } |
| 59 | |
| 60 | newMapping.original = { |
| 61 | line: mapping.originalLine, |
| 62 | column: mapping.originalColumn, |
| 63 | }; |
| 64 | |
| 65 | if (mapping.name != null) { |
| 66 | newMapping.name = mapping.name; |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | generator.addMapping(newMapping); |
| 71 | }); |
| 72 | aSourceMapConsumer.sources.forEach(function (sourceFile) { |
| 73 | let sourceRelative = sourceFile; |
| 74 | if (sourceRoot != null) { |
| 75 | sourceRelative = util.relative(sourceRoot, sourceFile); |
| 76 | } |
| 77 | |
| 78 | if (!generator._sources.has(sourceRelative)) { |
| 79 | generator._sources.add(sourceRelative); |
| 80 | } |
| 81 | |
| 82 | const content = aSourceMapConsumer.sourceContentFor(sourceFile); |
| 83 | if (content != null) { |
| 84 | generator.setSourceContent(sourceFile, content); |
| 85 | } |
| 86 | }); |
| 87 | return generator; |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Add a single mapping from original source line and column to the generated |
nothing calls this directly
no test coverage detected