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92 lines
2.5 KiB
92 lines
2.5 KiB
3 months ago
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// src/rspack/context.ts
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import { Buffer } from "buffer";
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import { resolve } from "path";
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import { Parser } from "acorn";
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function createBuildContext(compiler, compilation, loaderContext) {
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return {
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getNativeBuildContext() {
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return {
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framework: "rspack",
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compiler,
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compilation,
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loaderContext
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};
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},
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addWatchFile(file) {
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compilation.fileDependencies.add(resolve(process.cwd(), file));
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},
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getWatchFiles() {
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return Array.from(compilation.fileDependencies);
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},
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parse(code, opts = {}) {
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return Parser.parse(code, {
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sourceType: "module",
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ecmaVersion: "latest",
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locations: true,
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...opts
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});
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},
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emitFile(emittedFile) {
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const outFileName = emittedFile.fileName || emittedFile.name;
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if (emittedFile.source && outFileName) {
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const { sources } = compilation.compiler.webpack;
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compilation.emitAsset(
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outFileName,
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new sources.RawSource(
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typeof emittedFile.source === "string" ? emittedFile.source : Buffer.from(emittedFile.source)
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)
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);
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}
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}
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};
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}
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function createContext(loader) {
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return {
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error: (error) => loader.emitError(normalizeMessage(error)),
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warn: (message) => loader.emitWarning(normalizeMessage(message))
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};
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}
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function normalizeMessage(error) {
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const err = new Error(typeof error === "string" ? error : error.message);
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if (typeof error === "object") {
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err.stack = error.stack;
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err.cause = error.meta;
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}
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return err;
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}
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// src/rspack/loaders/transform.ts
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async function transform(source, map) {
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var _a;
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const callback = this.async();
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let unpluginName;
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if (typeof this.query === "string") {
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const query = new URLSearchParams(this.query);
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unpluginName = query.get("unpluginName");
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} else {
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unpluginName = this.query.unpluginName;
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}
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const id = this.resource;
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const plugin = (_a = this._compiler) == null ? void 0 : _a.$unpluginContext[unpluginName];
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if (!(plugin == null ? void 0 : plugin.transform))
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return callback(null, source, map);
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const context = createContext(this);
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const res = await plugin.transform.call(
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Object.assign(
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{},
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this._compilation && createBuildContext(this._compiler, this._compilation, this),
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context
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),
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source,
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id
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);
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if (res == null)
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callback(null, source, map);
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else if (typeof res !== "string")
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callback(null, res.code, map == null ? map : res.map || map);
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else callback(null, res, map);
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}
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export {
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transform as default
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};
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