mirror of https://github.com/webpack/webpack.git
72 lines
1.8 KiB
JavaScript
72 lines
1.8 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Sergey Melyukov @smelukov
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*/
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"use strict";
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const { RawSource } = require("webpack-sources");
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const Generator = require("../Generator");
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const RuntimeGlobals = require("../RuntimeGlobals");
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/** @typedef {import("webpack-sources").Source} Source */
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/** @typedef {import("../Generator").GenerateContext} GenerateContext */
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/** @typedef {import("../NormalModule")} NormalModule */
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const TYPES = new Set(["javascript"]);
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class AssetSourceGenerator extends Generator {
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/**
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* @param {NormalModule} module module for which the code should be generated
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* @param {GenerateContext} generateContext context for generate
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* @returns {Source} generated code
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*/
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generate(module, { chunkGraph, runtimeTemplate, runtimeRequirements }) {
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runtimeRequirements.add(RuntimeGlobals.module);
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const originalSource = module.originalSource();
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if (!originalSource) {
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return new RawSource("");
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}
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const content = originalSource.source();
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let encodedSource;
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if (typeof content === "string") {
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encodedSource = content;
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} else {
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encodedSource = content.toString("utf-8");
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}
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return new RawSource(
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`${RuntimeGlobals.module}.exports = ${JSON.stringify(encodedSource)};`
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);
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}
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/**
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* @param {NormalModule} module fresh module
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* @returns {Set<string>} available types (do not mutate)
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*/
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getTypes(module) {
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return TYPES;
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}
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/**
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* @param {NormalModule} module the module
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* @param {string=} type source type
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* @returns {number} estimate size of the module
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*/
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getSize(module, type) {
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const originalSource = module.originalSource();
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if (!originalSource) {
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return 0;
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}
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// Example: m.exports="abcd"
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return originalSource.size() + 12;
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}
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}
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module.exports = AssetSourceGenerator;
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