67 lines
1.6 KiB
JavaScript
67 lines
1.6 KiB
JavaScript
/*
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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 { ConcatSource } = require("webpack-sources");
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const RuntimeGlobals = require("../RuntimeGlobals");
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const JavascriptModulesPlugin = require("../javascript/JavascriptModulesPlugin");
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/** @typedef {import("../Compiler")} Compiler */
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class JsonpExportTemplatePlugin {
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/**
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* @param {string} name jsonp function name
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*/
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constructor(name) {
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this.name = name;
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}
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/**
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* @param {Compiler} compiler the compiler instance
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* @returns {void}
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*/
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apply(compiler) {
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compiler.hooks.thisCompilation.tap(
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"JsonpExportTemplatePlugin",
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compilation => {
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compilation.hooks.additionalTreeRuntimeRequirements.tap(
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"JsonpExportTemplatePlugin",
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(chunk, set) => {
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set.add(RuntimeGlobals.returnExportsFromRuntime);
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}
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);
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const hooks = JavascriptModulesPlugin.getCompilationHooks(compilation);
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hooks.render.tap(
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"JsonpExportTemplatePlugin",
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(source, { chunk, chunkGraph }) => {
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if (chunkGraph.getNumberOfEntryModules(chunk) === 0) return source;
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const name = compilation.getPath(this.name || "", {
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chunk
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});
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return new ConcatSource(`${name}(`, source, ");");
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}
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);
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hooks.chunkHash.tap(
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"JsonpExportTemplatePlugin",
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(chunk, hash, { chunkGraph }) => {
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if (chunkGraph.getNumberOfEntryModules(chunk) === 0) return;
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hash.update("jsonp export");
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const name = compilation.getPath(this.name || "", {
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chunk
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});
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hash.update(`${name}`);
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}
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);
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}
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);
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}
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}
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module.exports = JsonpExportTemplatePlugin;
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