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101 lines
2.9 KiB
101 lines
2.9 KiB
/* |
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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} */ ( |
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moduleGraph.getParentBlock(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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