You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

111 lines
3.3 KiB

// src/utils.ts
import { isAbsolute, normalize } from "path";
function normalizeAbsolutePath(path) {
if (isAbsolute(path))
return normalize(path);
else
return path;
}
function resolveQuery(query) {
if (typeof query === "string") {
return new URLSearchParams(query).get("unpluginName");
} else {
return query.unpluginName;
}
}
// src/webpack/context.ts
import { Buffer } from "buffer";
import { createRequire } from "module";
import { resolve } from "path";
import process from "process";
import { Parser } from "acorn";
function createBuildContext(options, compiler, compilation, loaderContext) {
const require2 = createRequire(import.meta.url);
const sources = require2("webpack-sources");
return {
parse(code, opts = {}) {
return Parser.parse(code, {
sourceType: "module",
ecmaVersion: "latest",
locations: true,
...opts
});
},
addWatchFile(id) {
options.addWatchFile(resolve(process.cwd(), id));
},
emitFile(emittedFile) {
const outFileName = emittedFile.fileName || emittedFile.name;
if (emittedFile.source && outFileName) {
if (!compilation)
throw new Error("unplugin/webpack: emitFile outside supported hooks (buildStart, buildEnd, load, transform, watchChange)");
compilation.emitAsset(
outFileName,
sources ? new sources.RawSource(
// @ts-expect-error types mismatch
typeof emittedFile.source === "string" ? emittedFile.source : Buffer.from(emittedFile.source)
) : {
source: () => emittedFile.source,
size: () => emittedFile.source.length
}
);
}
},
getWatchFiles() {
return options.getWatchFiles();
},
getNativeBuildContext() {
return { framework: "webpack", compiler, compilation, loaderContext };
}
};
}
function createContext(loader) {
return {
error: (error) => loader.emitError(normalizeMessage(error)),
warn: (message) => loader.emitWarning(normalizeMessage(message))
};
}
function normalizeMessage(error) {
const err = new Error(typeof error === "string" ? error : error.message);
if (typeof error === "object") {
err.stack = error.stack;
err.cause = error.meta;
}
return err;
}
// src/webpack/loaders/load.ts
async function load(source, map) {
var _a;
const callback = this.async();
const unpluginName = resolveQuery(this.query);
const plugin = (_a = this._compiler) == null ? void 0 : _a.$unpluginContext[unpluginName];
let id = this.resource;
if (!(plugin == null ? void 0 : plugin.load) || !id)
return callback(null, source, map);
if (id.startsWith(plugin.__virtualModulePrefix))
id = decodeURIComponent(id.slice(plugin.__virtualModulePrefix.length));
const context = createContext(this);
const res = await plugin.load.call(
Object.assign({}, createBuildContext({
addWatchFile: (file) => {
this.addDependency(file);
},
getWatchFiles: () => {
return this.getDependencies();
}
}, this._compiler, this._compilation, this), context),
normalizeAbsolutePath(id)
);
if (res == null)
callback(null, source, map);
else if (typeof res !== "string")
callback(null, res.code, res.map ?? map);
else
callback(null, res, map);
}
export {
load as default
};