get-involved/node_modules/webpack/lib/LoaderOptionsPlugin.js

72 строки
1.8 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const ModuleFilenameHelpers = require("./ModuleFilenameHelpers");
const NormalModule = require("./NormalModule");
const createSchemaValidation = require("./util/create-schema-validation");
/** @typedef {import("../declarations/plugins/LoaderOptionsPlugin").LoaderOptionsPluginOptions} LoaderOptionsPluginOptions */
/** @typedef {import("./Compiler")} Compiler */
const validate = createSchemaValidation(
require("../schemas/plugins/LoaderOptionsPlugin.check.js"),
() => require("../schemas/plugins/LoaderOptionsPlugin.json"),
{
name: "Loader Options Plugin",
baseDataPath: "options"
}
);
class LoaderOptionsPlugin {
/**
* @param {LoaderOptionsPluginOptions} options options object
*/
constructor(options = {}) {
validate(options);
if (typeof options !== "object") options = {};
if (!options.test) {
options.test = {
test: () => true
};
}
this.options = options;
}
/**
* Apply the plugin
* @param {Compiler} compiler the compiler instance
* @returns {void}
*/
apply(compiler) {
const options = this.options;
compiler.hooks.compilation.tap("LoaderOptionsPlugin", compilation => {
NormalModule.getCompilationHooks(compilation).loader.tap(
"LoaderOptionsPlugin",
(context, module) => {
const resource = module.resource;
if (!resource) return;
const i = resource.indexOf("?");
if (
ModuleFilenameHelpers.matchObject(
options,
i < 0 ? resource : resource.substr(0, i)
)
) {
for (const key of Object.keys(options)) {
if (key === "include" || key === "exclude" || key === "test") {
continue;
}
context[key] = options[key];
}
}
}
);
});
}
}
module.exports = LoaderOptionsPlugin;