webpack/lib/dependencies/ModuleDecoratorDependency.js

111 lines
3.0 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const InitFragment = require("../InitFragment");
const RuntimeGlobals = require("../RuntimeGlobals");
const makeSerializable = require("../util/makeSerializable");
const NullDependency = require("./NullDependency");
/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
/** @typedef {import("../ChunkGraph")} ChunkGraph */
/** @typedef {import("../Dependency")} Dependency */
/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
/** @typedef {import("../DependencyTemplates")} DependencyTemplates */
/** @typedef {import("../ModuleGraph")} ModuleGraph */
/** @typedef {import("../util/Hash")} Hash */
class ModuleDecoratorDependency extends NullDependency {
/**
* @param {string} decorator the decorator requirement
*/
constructor(decorator) {
super();
this.decorator = decorator;
}
/**
* @returns {string} a display name for the type of dependency
*/
get type() {
return "module decorator";
}
/**
* @returns {string | null} an identifier to merge equal requests
*/
getResourceIdentifier() {
return `self`;
}
/**
* Returns list of exports referenced by this dependency
* @param {ModuleGraph} moduleGraph module graph
* @returns {string[][]} referenced exports
*/
getReferencedExports(moduleGraph) {
return [[]];
}
/**
* Update the hash
* @param {Hash} hash hash to be updated
* @param {ChunkGraph} chunkGraph chunk graph
* @returns {void}
*/
updateHash(hash, chunkGraph) {
super.updateHash(hash, chunkGraph);
hash.update(this.decorator);
}
serialize(context) {
const { write } = context;
write(this.decorator);
super.serialize(context);
}
deserialize(context) {
const { read } = context;
this.decorator = read();
super.deserialize(context);
}
}
makeSerializable(
ModuleDecoratorDependency,
"webpack/lib/dependencies/ModuleDecoratorDependency"
);
ModuleDecoratorDependency.Template = class ModuleDecoratorDependencyTemplate extends NullDependency.Template {
/**
* @param {Dependency} dependency the dependency for which the template should be applied
* @param {ReplaceSource} source the current replace source which can be modified
* @param {DependencyTemplateContext} templateContext the context object
* @returns {void}
*/
apply(
dependency,
source,
{ module, chunkGraph, initFragments, runtimeRequirements }
) {
const dep = /** @type {ModuleDecoratorDependency} */ (dependency);
runtimeRequirements.add(RuntimeGlobals.moduleLoaded);
runtimeRequirements.add(RuntimeGlobals.moduleId);
runtimeRequirements.add(RuntimeGlobals.module);
runtimeRequirements.add(dep.decorator);
initFragments.push(
new InitFragment(
`/* module decorator */ ${module.moduleArgument} = ${dep.decorator}(${module.moduleArgument});\n`,
InitFragment.STAGE_PROVIDES,
0,
`module decorator ${chunkGraph.getModuleId(module)}`
)
);
}
};
module.exports = ModuleDecoratorDependency;