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node_modules/webpack/lib/dependencies/CssIcssImportDependency.js

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+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Ivan Kopeykin @vankop
+*/
+
+"use strict";
+
+const WebpackError = require("../WebpackError");
+const { cssExportConvention } = require("../util/conventions");
+const makeSerializable = require("../util/makeSerializable");
+const memoize = require("../util/memoize");
+const CssImportDependency = require("./CssImportDependency");
+
+/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
+/** @typedef {import("../Dependency")} Dependency */
+/** @typedef {import("../DependencyTemplate").CssDependencyTemplateContext} DependencyTemplateContext */
+/** @typedef {import("../Module")} Module */
+/** @typedef {import("../CssModule")} CssModule */
+/** @typedef {import("../ModuleGraph")} ModuleGraph */
+/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
+/** @typedef {import("../javascript/JavascriptParser").Range} Range */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
+/** @typedef {import("../Dependency").ReferencedExports} ReferencedExports */
+/** @typedef {import("../../declarations/WebpackOptions").CssGeneratorExportsConvention} CssGeneratorExportsConvention */
+/** @typedef {import("./CssIcssExportDependency").ExportMode} ExportMode */
+/** @typedef {import("./CssIcssExportDependency").ExportType} ExportType */
+
+const getCssIcssExportDependency = memoize(() =>
+	require("./CssIcssExportDependency")
+);
+
+class CssIcssImportDependency extends CssImportDependency {
+	/**
+	 * Example of dependency:
+	 *
+	 * :import('./style.css') { value: name }
+	 * @param {string} request request request path which needs resolving
+	 * @param {Range} range the range of dependency
+	 * @param {"local" | "global"} mode mode of the parsed CSS
+	 * @param {string} name name
+	 * @param {string=} exportName export value
+	 * @param {ExportMode=} exportMode export mode
+	 * @param {ExportType=} exportType export type
+	 */
+	constructor(
+		request,
+		range,
+		mode,
+		name,
+		exportName = undefined,
+		exportMode = getCssIcssExportDependency().EXPORT_MODE.NONE,
+		exportType = getCssIcssExportDependency().EXPORT_TYPE.NORMAL
+	) {
+		super(request, range, mode);
+		this.name = name;
+		this.value = exportName;
+		this.interpolate = true;
+		this.exportMode = exportMode;
+		this.exportType = exportType;
+	}
+
+	get type() {
+		return "css :import";
+	}
+
+	/**
+	 * @returns {string | null} an identifier to merge equal requests
+	 */
+	getResourceIdentifier() {
+		return `${super.getResourceIdentifier()}|mode${this.mode}|name${this.name}`;
+	}
+
+	/**
+	 * @param {string} name export name
+	 * @param {CssGeneratorExportsConvention} convention convention of the export name
+	 * @returns {string[]} convention results
+	 */
+	getExportsConventionNames(name, convention) {
+		return cssExportConvention(name, convention);
+	}
+
+	/**
+	 * Returns list of exports referenced by this dependency
+	 * @param {ModuleGraph} moduleGraph module graph
+	 * @param {RuntimeSpec} runtime the runtime for which the module is analysed
+	 * @returns {ReferencedExports} referenced exports
+	 */
+	getReferencedExports(moduleGraph, runtime) {
+		return [
+			{
+				name: [this.name],
+				canMangle: true
+			}
+		];
+	}
+
+	/**
+	 * Returns warnings
+	 * @param {ModuleGraph} moduleGraph module graph
+	 * @returns {WebpackError[] | null | undefined} warnings
+	 */
+	getWarnings(moduleGraph) {
+		const module = moduleGraph.getModule(this);
+
+		if (
+			module &&
+			!moduleGraph.getExportsInfo(module).isExportProvided(this.name)
+		) {
+			const error = new WebpackError(
+				`Referenced name "${this.name}" in "${this.userRequest}" not found`
+			);
+			error.module = module;
+
+			return [error];
+		}
+
+		return null;
+	}
+
+	/**
+	 * @param {ObjectSerializerContext} context context
+	 */
+	serialize(context) {
+		const { write } = context;
+		write(this.name);
+		write(this.value);
+		write(this.interpolate);
+		write(this.exportMode);
+		write(this.exportType);
+		super.serialize(context);
+	}
+
+	/**
+	 * @param {ObjectDeserializerContext} context context
+	 */
+	deserialize(context) {
+		const { read } = context;
+		this.name = read();
+		this.value = read();
+		this.interpolate = read();
+		this.exportMode = read();
+		this.exportType = read();
+		super.deserialize(context);
+	}
+}
+
+CssIcssImportDependency.Template = class CssIcssImportDependencyTemplate extends (
+	CssImportDependency.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, templateContext) {
+		const dep = /** @type {CssIcssImportDependency} */ (dependency);
+
+		if (dep.value) {
+			const { moduleGraph } = templateContext;
+			const module =
+				/** @type {CssModule} */
+				(moduleGraph.getModule(dep));
+			const CssIcssExportDependency = getCssIcssExportDependency();
+			const template = new CssIcssExportDependency.Template();
+			const originalName = dep.name;
+			const originalExportName = dep.value;
+			dep.value = originalName;
+			dep.name = originalExportName;
+			template.apply(dep, source, { ...templateContext, module });
+			dep.name = originalName;
+			dep.value = originalExportName;
+		}
+	}
+};
+
+makeSerializable(
+	CssIcssImportDependency,
+	"webpack/lib/dependencies/CssIcssImportDependency"
+);
+
+module.exports = CssIcssImportDependency;