/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const Dependency = require("../Dependency");
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const InitFragment = require("../InitFragment");
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const RuntimeGlobals = require("../RuntimeGlobals");
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const makeSerializable = require("../util/makeSerializable");
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const NullDependency = require("./NullDependency");
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/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
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/** @typedef {import("../Dependency").ReferencedExports} ReferencedExports */
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/** @typedef {import("../Dependency").UpdateHashContext} UpdateHashContext */
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/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
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/** @typedef {import("../ModuleGraph")} ModuleGraph */
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/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
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/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
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/** @typedef {import("../util/Hash")} Hash */
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/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
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class ModuleDecoratorDependency extends NullDependency {
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/**
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* Creates an instance of ModuleDecoratorDependency.
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* @param {string} decorator the decorator requirement
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* @param {boolean} allowExportsAccess allow to access exports from module
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*/
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constructor(decorator, allowExportsAccess) {
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super();
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this.decorator = decorator;
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this.allowExportsAccess = allowExportsAccess;
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/** @type {undefined | string} */
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this._hashUpdate = undefined;
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}
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/**
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* Returns a display name for the type of dependency.
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* @returns {string} a display name for the type of dependency
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*/
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get type() {
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return "module decorator";
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}
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get category() {
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return "self";
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}
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/**
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* Returns an identifier to merge equal requests.
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* @returns {string | null} an identifier to merge equal requests
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*/
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getResourceIdentifier() {
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return "self";
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}
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/**
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* Returns list of exports referenced by this dependency
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* @param {ModuleGraph} moduleGraph module graph
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* @param {RuntimeSpec} runtime the runtime for which the module is analysed
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* @returns {ReferencedExports} referenced exports
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*/
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getReferencedExports(moduleGraph, runtime) {
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return this.allowExportsAccess
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? Dependency.EXPORTS_OBJECT_REFERENCED
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: Dependency.NO_EXPORTS_REFERENCED;
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}
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/**
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* Updates the hash with the data contributed by this instance.
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* @param {Hash} hash hash to be updated
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* @param {UpdateHashContext} context context
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* @returns {void}
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*/
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updateHash(hash, context) {
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if (this._hashUpdate === undefined) {
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this._hashUpdate = `${this.decorator}${this.allowExportsAccess}`;
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}
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hash.update(this._hashUpdate);
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}
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/**
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* Serializes this instance into the provided serializer context.
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* @param {ObjectSerializerContext} context context
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*/
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serialize(context) {
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const { write } = context;
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write(this.decorator);
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write(this.allowExportsAccess);
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super.serialize(context);
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}
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/**
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* Restores this instance from the provided deserializer context.
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* @param {ObjectDeserializerContext} context context
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*/
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deserialize(context) {
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const { read } = context;
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this.decorator = read();
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this.allowExportsAccess = read();
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super.deserialize(context);
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}
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}
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makeSerializable(
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ModuleDecoratorDependency,
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"webpack/lib/dependencies/ModuleDecoratorDependency"
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);
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ModuleDecoratorDependency.Template = class ModuleDecoratorDependencyTemplate extends (
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NullDependency.Template
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) {
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/**
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* Applies the plugin by registering its hooks on the compiler.
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* @param {Dependency} dependency the dependency for which the template should be applied
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* @param {ReplaceSource} source the current replace source which can be modified
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* @param {DependencyTemplateContext} templateContext the context object
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* @returns {void}
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*/
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apply(
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dependency,
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source,
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{ module, chunkGraph, initFragments, runtimeRequirements }
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) {
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const dep = /** @type {ModuleDecoratorDependency} */ (dependency);
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runtimeRequirements.add(RuntimeGlobals.moduleLoaded);
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runtimeRequirements.add(RuntimeGlobals.moduleId);
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runtimeRequirements.add(RuntimeGlobals.module);
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runtimeRequirements.add(dep.decorator);
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initFragments.push(
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new InitFragment(
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`/* module decorator */ ${module.moduleArgument} = ${dep.decorator}(${module.moduleArgument});\n`,
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InitFragment.STAGE_PROVIDES,
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0,
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`module decorator ${chunkGraph.getModuleId(module)}`
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)
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);
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}
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};
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module.exports = ModuleDecoratorDependency;
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