39 lines
798 B
JavaScript
39 lines
798 B
JavaScript
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'use strict';
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var through = require('through2');
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var sourcemap = require('vinyl-sourcemap');
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function sourcemapStream(optResolver) {
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function saveSourcemap(file, enc, callback) {
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var self = this;
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var srcMap = optResolver.resolve('sourcemaps', file);
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if (!srcMap) {
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return callback(null, file);
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}
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var srcMapLocation = (typeof srcMap === 'string' ? srcMap : undefined);
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sourcemap.write(file, srcMapLocation, onWrite);
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function onWrite(sourcemapErr, updatedFile, sourcemapFile) {
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if (sourcemapErr) {
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return callback(sourcemapErr);
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}
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self.push(updatedFile);
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if (sourcemapFile) {
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self.push(sourcemapFile);
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}
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callback();
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}
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}
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return through.obj(saveSourcemap);
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}
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module.exports = sourcemapStream;
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