/*
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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 Dependency = require("../Dependency");
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const WebpackError = require("../WebpackError");
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const makeSerializable = require("../util/makeSerializable");
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const CssIcssExportDependency = require("./CssIcssExportDependency");
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const CssLocalIdentifierDependency = require("./CssIcssLocalIdentifierDependency");
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/** @typedef {import("../../declarations/WebpackOptions").CssGeneratorExportsConvention} CssGeneratorExportsConvention */
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/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
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/** @typedef {import("../Dependency").ExportsSpec} ExportsSpec */
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/** @typedef {import("../Dependency").ReferencedExports} ReferencedExports */
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/** @typedef {import("../DependencyTemplate").CssDependencyTemplateContext} DependencyTemplateContext */
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/** @typedef {import("../ModuleGraph")} ModuleGraph */
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/** @typedef {import("../css/CssParser").Range} Range */
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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/runtime").RuntimeSpec} RuntimeSpec */
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/** @typedef {import("../CssModule")} CssModule */
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/** @typedef {import("../css/CssGenerator")} CssGenerator */
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class CssIcssSelfLocalIdentifierDependency extends CssLocalIdentifierDependency {
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/**
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* @param {string} name name
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* @param {string | undefined} referencedExport referenced export name
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* @param {Range} range range
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* @param {string=} prefix prefix
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* @param {Set<string>=} declaredSet set of declared names (will only be active when in declared set)
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* @param {string=} reexport reexport name
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*/
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constructor(
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name,
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referencedExport,
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range,
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prefix = "",
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declaredSet = undefined,
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reexport = undefined
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) {
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super(name, range, prefix);
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this.declaredSet = declaredSet;
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this.referencedExport = referencedExport;
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this.reexport = reexport;
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this.interpolationMode = referencedExport
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? CssIcssExportDependency.INTERPOLATION_MODE.NONE
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: CssIcssExportDependency.INTERPOLATION_MODE.VALUE;
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this.exportMode = referencedExport
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? CssIcssExportDependency.EXPORT_MODE.APPEND
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: CssIcssExportDependency.EXPORT_MODE.ONCE;
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}
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get type() {
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return "css self local identifier";
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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 {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 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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if (
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(this.declaredSet && !this.declaredSet.has(this.name)) ||
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this.referencedExport
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) {
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return;
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}
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return super.getExports(moduleGraph);
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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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if (this.declaredSet && !this.declaredSet.has(this.name)) {
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return Dependency.NO_EXPORTS_REFERENCED;
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}
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return [
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{
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name: [this.referencedExport || this.name],
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canMangle: true
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}
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];
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}
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/**
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* Returns warnings
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* @param {ModuleGraph} moduleGraph module graph
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* @returns {WebpackError[] | null | undefined} warnings
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*/
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getWarnings(moduleGraph) {
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if (this.referencedExport && !this.reexport) {
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const module = moduleGraph.getModule(this);
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if (
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module &&
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!moduleGraph
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.getExportsInfo(module)
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.isExportProvided(this.referencedExport)
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) {
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const error = new WebpackError(
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`Self-referencing name "${this.referencedExport}" not found`
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);
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error.module = module;
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return [error];
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}
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}
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return null;
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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.declaredSet);
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write(this.referencedExport);
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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.declaredSet = read();
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this.referencedExport = read();
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super.deserialize(context);
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}
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}
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CssIcssSelfLocalIdentifierDependency.Template = class CssSelfLocalIdentifierDependencyTemplate extends (
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CssLocalIdentifierDependency.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, templateContext) {
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const dep =
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/** @type {CssIcssSelfLocalIdentifierDependency} */
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(dependency);
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if (dep.declaredSet && !dep.declaredSet.has(dep.name)) return;
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if (dep.referencedExport) {
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const { module: m, moduleGraph, cssData } = templateContext;
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const module = /** @type {CssModule} */ (m);
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if (
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!dep.reexport &&
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!moduleGraph
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.getExportsInfo(module)
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.isExportProvided(dep.referencedExport)
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) {
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return;
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}
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dep.value = cssData.exports.get(dep.referencedExport) || "";
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}
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super.apply(dependency, source, templateContext);
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}
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};
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makeSerializable(
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CssIcssSelfLocalIdentifierDependency,
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"webpack/lib/dependencies/CssIcssSelfLocalIdentifierDependency"
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);
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module.exports = CssIcssSelfLocalIdentifierDependency;
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