49 lines
1.5 KiB
TypeScript
49 lines
1.5 KiB
TypeScript
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import * as webpack from "webpack";
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import * as fs from "fs";
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interface Options {
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file?: string;
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}
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class ManifestGenerator {
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private manifest_content;
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readonly options: Options;
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constructor(options: Options) {
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this.options = options || {};
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}
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apply(compiler: webpack.Compiler) {
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compiler.hooks.afterCompile.tap(this.constructor.name, compilation => {
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const chunks_data = {};
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for(const chunk_group of compilation.chunkGroups) {
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console.log(chunk_group.options.name);
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const js_files = [];
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for(const chunk of chunk_group.chunks) {
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if(chunk.files.length !== 1) throw "expected only one file per chunk";
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const file = chunk.files[0];
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console.log("Chunk: %s - %s - %s", chunk.id, chunk.hash, file);
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//console.log(chunk);
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//console.log(" - %s - %o", chunk.id, chunk);
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js_files.push({
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hash: chunk.hash,
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file: file
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})
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}
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chunks_data[chunk_group.options.name] = js_files;
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}
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this.manifest_content = {
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version: 1,
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chunks: chunks_data
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};
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});
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compiler.hooks.done.tap(this.constructor.name, () => {
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fs.writeFileSync(this.options.file || "manifest.json", JSON.stringify(this.manifest_content));
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});
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}
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}
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export = ManifestGenerator;
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