/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Ivan Kopeykin @vankop
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*/
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"use strict";
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const { cssExportConvention } = require("../util/conventions");
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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("../../declarations/WebpackOptions").CssGeneratorExportsConvention} CssGeneratorExportsConvention */
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/** @typedef {import("../CssModule")} CssModule */
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/** @typedef {import("../Dependency")} Dependency */
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/** @typedef {import("../Dependency").ExportsSpec} ExportsSpec */
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/** @typedef {import("../Dependency").UpdateHashContext} UpdateHashContext */
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/** @typedef {import("../DependencyTemplate").CssDependencyTemplateContext} DependencyTemplateContext */
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/** @typedef {import("../ModuleGraph")} ModuleGraph */
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/** @typedef {import("../css/CssGenerator")} CssGenerator */
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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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class CssIcssExportDependency extends NullDependency {
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/**
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* @param {string} name name
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* @param {string} value value
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*/
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constructor(name, value) {
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super();
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this.name = name;
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this.value = value;
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this._hashUpdate = undefined;
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}
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get type() {
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return "css :export";
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}
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/**
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* @param {string} name export name
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* @param {CssGeneratorExportsConvention} convention convention of the export name
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* @returns {string[]} convention results
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*/
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getExportsConventionNames(name, convention) {
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if (this._conventionNames) {
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return this._conventionNames;
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}
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this._conventionNames = cssExportConvention(name, convention);
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return this._conventionNames;
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}
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/**
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* Returns the exported names
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* @param {ModuleGraph} moduleGraph module graph
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* @returns {ExportsSpec | undefined} export names
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*/
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getExports(moduleGraph) {
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const module = /** @type {CssModule} */ (moduleGraph.getParentModule(this));
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const generator = /** @type {CssGenerator} */ (module.generator);
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const names = this.getExportsConventionNames(
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this.name,
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/** @type {CssGeneratorExportsConvention} */
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(generator.convention)
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);
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return {
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exports: names.map(name => ({
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name,
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canMangle: true
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})),
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dependencies: undefined
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};
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}
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/**
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* Update the hash
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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, { chunkGraph }) {
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if (this._hashUpdate === undefined) {
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const module =
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/** @type {CssModule} */
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(chunkGraph.moduleGraph.getParentModule(this));
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const generator = /** @type {CssGenerator} */ (module.generator);
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const names = this.getExportsConventionNames(
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this.name,
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/** @type {CssGeneratorExportsConvention} */
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(generator.convention)
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);
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this._hashUpdate = JSON.stringify(names);
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}
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hash.update("exportsConvention");
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hash.update(this._hashUpdate);
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}
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/**
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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.name);
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write(this.value);
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super.serialize(context);
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}
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/**
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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.name = read();
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this.value = read();
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super.deserialize(context);
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}
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}
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CssIcssExportDependency.Template = class CssIcssExportDependencyTemplate extends (
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NullDependency.Template
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) {
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/**
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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(dependency, source, { cssData, module: m, runtime, moduleGraph }) {
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const dep = /** @type {CssIcssExportDependency} */ (dependency);
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const module = /** @type {CssModule} */ (m);
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const generator = /** @type {CssGenerator} */ (module.generator);
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const names = dep.getExportsConventionNames(
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dep.name,
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/** @type {CssGeneratorExportsConvention} */
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(generator.convention)
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);
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const usedNames =
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/** @type {string[]} */
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(
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names
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.map(name =>
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moduleGraph.getExportInfo(module, name).getUsedName(name, runtime)
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)
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.filter(Boolean)
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);
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for (const used of usedNames.concat(names)) {
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cssData.exports.set(used, dep.value);
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}
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}
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};
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makeSerializable(
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CssIcssExportDependency,
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"webpack/lib/dependencies/CssIcssExportDependency"
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);
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module.exports = CssIcssExportDependency;
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