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31 lines
796 B
31 lines
796 B
2 years ago
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const { SourceMapGenerator } = require('source-map');
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/**
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* Generates an identity source map from a source file.
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* @param {string} source The content of the source file.
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* @param {string} resourcePath The name of the source file.
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* @returns {import('source-map').RawSourceMap} The identity source map.
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*/
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function getIdentitySourceMap(source, resourcePath) {
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const sourceMap = new SourceMapGenerator();
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sourceMap.setSourceContent(resourcePath, source);
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source.split('\n').forEach((line, index) => {
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sourceMap.addMapping({
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source: resourcePath,
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original: {
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line: index + 1,
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column: 0,
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},
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generated: {
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line: index + 1,
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column: 0,
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},
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});
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});
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return sourceMap.toJSON();
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}
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module.exports = getIdentitySourceMap;
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