source: trip-planner-front/node_modules/webpack/lib/asset/AssetSourceGenerator.js@ 571e0df

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Sergey Melyukov @smelukov
*/

"use strict";

const { RawSource } = require("webpack-sources");
const Generator = require("../Generator");
const RuntimeGlobals = require("../RuntimeGlobals");

/** @typedef {import("webpack-sources").Source} Source */
/** @typedef {import("../Generator").GenerateContext} GenerateContext */
/** @typedef {import("../NormalModule")} NormalModule */

const TYPES = new Set(["javascript"]);

class AssetSourceGenerator extends Generator {
        /**
         * @param {NormalModule} module module for which the code should be generated
         * @param {GenerateContext} generateContext context for generate
         * @returns {Source} generated code
         */
        generate(module, { chunkGraph, runtimeTemplate, runtimeRequirements }) {
                runtimeRequirements.add(RuntimeGlobals.module);

                const originalSource = module.originalSource();

                if (!originalSource) {
                        return new RawSource("");
                }

                const content = originalSource.source();

                let encodedSource;
                if (typeof content === "string") {
                        encodedSource = content;
                } else {
                        encodedSource = content.toString("utf-8");
                }
                return new RawSource(
                        `${RuntimeGlobals.module}.exports = ${JSON.stringify(encodedSource)};`
                );
        }

        /**
         * @param {NormalModule} module fresh module
         * @returns {Set<string>} available types (do not mutate)
         */
        getTypes(module) {
                return TYPES;
        }

        /**
         * @param {NormalModule} module the module
         * @param {string=} type source type
         * @returns {number} estimate size of the module
         */
        getSize(module, type) {
                const originalSource = module.originalSource();

                if (!originalSource) {
                        return 0;
                }

                // Example: m.exports="abcd"
                return originalSource.size() + 12;
        }
}

module.exports = AssetSourceGenerator;