vue hello world项目
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Ivan Kopeykin @vankop
*/
"use strict";
const Dependency = require("../Dependency");
const Template = require("../Template");
const makeSerializable = require("../util/makeSerializable");
const ModuleDependency = require("./ModuleDependency");
/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
/** @typedef {import("../Compilation")} Compilation */
/** @typedef {import("../Dependency").ReferencedExport} ReferencedExport */
/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
/** @typedef {import("../ModuleGraph")} ModuleGraph */
/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
class WebpackIsIncludedDependency extends ModuleDependency {
constructor(request, range) {
super(request);
this.weak = true;
this.range = range;
}
/**
* 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 {(string[] | ReferencedExport)[]} referenced exports
*/
getReferencedExports(moduleGraph, runtime) {
// This doesn't use any export
return Dependency.NO_EXPORTS_REFERENCED;
}
get type() {
return "__webpack_is_included__";
}
}
makeSerializable(
WebpackIsIncludedDependency,
"webpack/lib/dependencies/WebpackIsIncludedDependency"
);
WebpackIsIncludedDependency.Template = class WebpackIsIncludedDependencyTemplate extends (
ModuleDependency.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, { runtimeTemplate, chunkGraph, moduleGraph }) {
const dep = /** @type {WebpackIsIncludedDependency} */ (dependency);
const connection = moduleGraph.getConnection(dep);
const included = connection
? chunkGraph.getNumberOfModuleChunks(connection.module) > 0
: false;
const comment = runtimeTemplate.outputOptions.pathinfo
? Template.toComment(
`__webpack_is_included__ ${runtimeTemplate.requestShortener.shorten(
dep.request
)}`
)
: "";
source.replace(
dep.range[0],
dep.range[1] - 1,
`${comment}${JSON.stringify(included)}`
);
}
};
module.exports = WebpackIsIncludedDependency;