38 lines
1.2 KiB
TypeScript
38 lines
1.2 KiB
TypeScript
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import fs = require('fs');
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import fse = require('fs-extra');
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import path = require('path');
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import {wrapDiffingPlugin, DiffingBroccoliPlugin, DiffResult} from './diffing-broccoli-plugin';
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/**
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* Intercepts each changed file and replaces its contents with
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* the associated changes.
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*/
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export class DiffingFlatten implements DiffingBroccoliPlugin {
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constructor(private inputPath, private cachePath, private options) {}
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rebuild(treeDiff: DiffResult) {
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treeDiff.changedPaths.forEach((changedFilePath) => {
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var sourceFilePath = path.join(this.inputPath, changedFilePath);
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var destFilePath = path.join(this.cachePath, path.basename(changedFilePath));
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var destDirPath = path.dirname(destFilePath);
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if (!fs.existsSync(destDirPath)) {
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fse.mkdirpSync(destDirPath);
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}
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// TODO: once we have addedPaths support, we should throw dupes are found
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if (!fs.existsSync(destFilePath)) {
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fs.symlinkSync(sourceFilePath, destFilePath);
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}
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});
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treeDiff.removedPaths.forEach((removedFilePath) => {
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var destFilePath = path.join(this.cachePath, path.basename(removedFilePath));
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fs.unlinkSync(destFilePath);
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});
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}
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}
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export default wrapDiffingPlugin(DiffingFlatten);
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