init

马宇豪

2024-07-16 f591c27b57e2418c9495bc02ae8cfff84d35bc18

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/*
    MIT License http://www.opensource.org/licenses/mit-license.php
    Author Tobias Koppers @sokra
*/
 
"use strict";
 
const DllEntryPlugin = require("./DllEntryPlugin");
const FlagAllModulesAsUsedPlugin = require("./FlagAllModulesAsUsedPlugin");
const LibManifestPlugin = require("./LibManifestPlugin");
const createSchemaValidation = require("./util/create-schema-validation");
 
/** @typedef {import("../declarations/plugins/DllPlugin").DllPluginOptions} DllPluginOptions */
/** @typedef {import("./Compiler")} Compiler */
 
const validate = createSchemaValidation(
    require("../schemas/plugins/DllPlugin.check.js"),
    () => require("../schemas/plugins/DllPlugin.json"),
    {
        name: "Dll Plugin",
        baseDataPath: "options"
    }
);
 
class DllPlugin {
    /**
     * @param {DllPluginOptions} options options object
     */
    constructor(options) {
        validate(options);
        this.options = {
            ...options,
            entryOnly: options.entryOnly !== false
        };
    }
 
    /**
     * Apply the plugin
     * @param {Compiler} compiler the compiler instance
     * @returns {void}
     */
    apply(compiler) {
        compiler.hooks.entryOption.tap("DllPlugin", (context, entry) => {
            if (typeof entry !== "function") {
                for (const name of Object.keys(entry)) {
                    const options = {
                        name,
                        filename: entry.filename
                    };
                    new DllEntryPlugin(context, entry[name].import, options).apply(
                        compiler
                    );
                }
            } else {
                throw new Error(
                    "DllPlugin doesn't support dynamic entry (function) yet"
                );
            }
            return true;
        });
        new LibManifestPlugin(this.options).apply(compiler);
        if (!this.options.entryOnly) {
            new FlagAllModulesAsUsedPlugin("DllPlugin").apply(compiler);
        }
    }
}
 
module.exports = DllPlugin;