102 lines
2.9 KiB
JavaScript
102 lines
2.9 KiB
JavaScript
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/*
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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 makeSerializable = require("../util/makeSerializable");
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const ModuleDependency = require("./ModuleDependency");
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/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
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/** @typedef {import("../AsyncDependenciesBlock")} AsyncDependenciesBlock */
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/** @typedef {import("../Dependency").ReferencedExport} ReferencedExport */
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/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
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/** @typedef {import("../ModuleGraph")} ModuleGraph */
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/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
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class ImportDependency extends ModuleDependency {
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/**
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* @param {string} request the request
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* @param {[number, number]} range expression range
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* @param {string[][]=} referencedExports list of referenced exports
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*/
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constructor(request, range, referencedExports) {
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super(request);
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this.range = range;
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this.referencedExports = referencedExports;
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}
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get type() {
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return "import()";
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}
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get category() {
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return "esm";
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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 {(string[] | ReferencedExport)[]} referenced exports
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*/
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getReferencedExports(moduleGraph, runtime) {
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return this.referencedExports
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? this.referencedExports.map(e => ({
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name: e,
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canMangle: false
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}))
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: Dependency.EXPORTS_OBJECT_REFERENCED;
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}
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serialize(context) {
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context.write(this.range);
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context.write(this.referencedExports);
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super.serialize(context);
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}
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deserialize(context) {
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this.range = context.read();
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this.referencedExports = context.read();
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super.deserialize(context);
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}
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}
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makeSerializable(ImportDependency, "webpack/lib/dependencies/ImportDependency");
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ImportDependency.Template = class ImportDependencyTemplate extends (
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ModuleDependency.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(
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dependency,
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source,
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{ runtimeTemplate, module, moduleGraph, chunkGraph, runtimeRequirements }
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) {
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const dep = /** @type {ImportDependency} */ (dependency);
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const block = /** @type {AsyncDependenciesBlock} */ (moduleGraph.getParentBlock(
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dep
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));
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const content = runtimeTemplate.moduleNamespacePromise({
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chunkGraph,
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block: block,
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module: moduleGraph.getModule(dep),
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request: dep.request,
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strict: module.buildMeta.strictHarmonyModule,
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message: "import()",
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runtimeRequirements
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});
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source.replace(dep.range[0], dep.range[1] - 1, content);
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}
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};
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module.exports = ImportDependency;
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