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

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Yuta Hiroto @hiroppy
*/

"use strict";

const { cleverMerge } = require("../util/cleverMerge");
const { compareModulesByIdentifier } = require("../util/comparators");
const createSchemaValidation = require("../util/create-schema-validation");
const memoize = require("../util/memoize");

/** @typedef {import("webpack-sources").Source} Source */
/** @typedef {import("../Chunk")} Chunk */
/** @typedef {import("../Compiler")} Compiler */
/** @typedef {import("../Module")} Module */

const getSchema = name => {
        const { definitions } = require("../../schemas/WebpackOptions.json");
        return {
                definitions,
                oneOf: [{ $ref: `#/definitions/${name}` }]
        };
};

const generatorValidationOptions = {
        name: "Asset Modules Plugin",
        baseDataPath: "generator"
};
const validateGeneratorOptions = {
        asset: createSchemaValidation(
                require("../../schemas/plugins/asset/AssetGeneratorOptions.check.js"),
                () => getSchema("AssetGeneratorOptions"),
                generatorValidationOptions
        ),
        "asset/resource": createSchemaValidation(
                require("../../schemas/plugins/asset/AssetResourceGeneratorOptions.check.js"),
                () => getSchema("AssetResourceGeneratorOptions"),
                generatorValidationOptions
        ),
        "asset/inline": createSchemaValidation(
                require("../../schemas/plugins/asset/AssetInlineGeneratorOptions.check.js"),
                () => getSchema("AssetInlineGeneratorOptions"),
                generatorValidationOptions
        )
};

const validateParserOptions = createSchemaValidation(
        require("../../schemas/plugins/asset/AssetParserOptions.check.js"),
        () => getSchema("AssetParserOptions"),
        {
                name: "Asset Modules Plugin",
                baseDataPath: "parser"
        }
);

const getAssetGenerator = memoize(() => require("./AssetGenerator"));
const getAssetParser = memoize(() => require("./AssetParser"));
const getAssetSourceParser = memoize(() => require("./AssetSourceParser"));
const getAssetSourceGenerator = memoize(() =>
        require("./AssetSourceGenerator")
);

const type = "asset";
const plugin = "AssetModulesPlugin";

class AssetModulesPlugin {
        /**
         * Apply the plugin
         * @param {Compiler} compiler the compiler instance
         * @returns {void}
         */
        apply(compiler) {
                compiler.hooks.compilation.tap(
                        plugin,
                        (compilation, { normalModuleFactory }) => {
                                normalModuleFactory.hooks.createParser
                                        .for("asset")
                                        .tap(plugin, parserOptions => {
                                                validateParserOptions(parserOptions);
                                                parserOptions = cleverMerge(
                                                        compiler.options.module.parser.asset,
                                                        parserOptions
                                                );

                                                let dataUrlCondition = parserOptions.dataUrlCondition;
                                                if (!dataUrlCondition || typeof dataUrlCondition === "object") {
                                                        dataUrlCondition = {
                                                                maxSize: 8096,
                                                                ...dataUrlCondition
                                                        };
                                                }

                                                const AssetParser = getAssetParser();

                                                return new AssetParser(dataUrlCondition);
                                        });
                                normalModuleFactory.hooks.createParser
                                        .for("asset/inline")
                                        .tap(plugin, parserOptions => {
                                                const AssetParser = getAssetParser();

                                                return new AssetParser(true);
                                        });
                                normalModuleFactory.hooks.createParser
                                        .for("asset/resource")
                                        .tap(plugin, parserOptions => {
                                                const AssetParser = getAssetParser();

                                                return new AssetParser(false);
                                        });
                                normalModuleFactory.hooks.createParser
                                        .for("asset/source")
                                        .tap(plugin, parserOptions => {
                                                const AssetSourceParser = getAssetSourceParser();

                                                return new AssetSourceParser();
                                        });

                                for (const type of ["asset", "asset/inline", "asset/resource"]) {
                                        normalModuleFactory.hooks.createGenerator
                                                .for(type)
                                                .tap(plugin, generatorOptions => {
                                                        validateGeneratorOptions[type](generatorOptions);

                                                        let dataUrl = undefined;
                                                        if (type !== "asset/resource") {
                                                                dataUrl = generatorOptions.dataUrl;
                                                                if (!dataUrl || typeof dataUrl === "object") {
                                                                        dataUrl = {
                                                                                encoding: undefined,
                                                                                mimetype: undefined,
                                                                                ...dataUrl
                                                                        };
                                                                }
                                                        }

                                                        let filename = undefined;
                                                        let publicPath = undefined;
                                                        if (type !== "asset/inline") {
                                                                filename = generatorOptions.filename;
                                                                publicPath = generatorOptions.publicPath;
                                                        }

                                                        const AssetGenerator = getAssetGenerator();

                                                        return new AssetGenerator(
                                                                dataUrl,
                                                                filename,
                                                                publicPath,
                                                                generatorOptions.emit !== false
                                                        );
                                                });
                                }
                                normalModuleFactory.hooks.createGenerator
                                        .for("asset/source")
                                        .tap(plugin, () => {
                                                const AssetSourceGenerator = getAssetSourceGenerator();

                                                return new AssetSourceGenerator();
                                        });

                                compilation.hooks.renderManifest.tap(plugin, (result, options) => {
                                        const { chunkGraph } = compilation;
                                        const { chunk, codeGenerationResults } = options;

                                        const modules = chunkGraph.getOrderedChunkModulesIterableBySourceType(
                                                chunk,
                                                "asset",
                                                compareModulesByIdentifier
                                        );
                                        if (modules) {
                                                for (const module of modules) {
                                                        try {
                                                                const codeGenResult = codeGenerationResults.get(
                                                                        module,
                                                                        chunk.runtime
                                                                );
                                                                result.push({
                                                                        render: () => codeGenResult.sources.get(type),
                                                                        filename:
                                                                                module.buildInfo.filename ||
                                                                                codeGenResult.data.get("filename"),
                                                                        info:
                                                                                module.buildInfo.assetInfo ||
                                                                                codeGenResult.data.get("assetInfo"),
                                                                        auxiliary: true,
                                                                        identifier: `assetModule${chunkGraph.getModuleId(module)}`,
                                                                        hash:
                                                                                module.buildInfo.fullContentHash ||
                                                                                codeGenResult.data.get("fullContentHash")
                                                                });
                                                        } catch (e) {
                                                                e.message += `\nduring rendering of asset ${module.identifier()}`;
                                                                throw e;
                                                        }
                                                }
                                        }

                                        return result;
                                });

                                compilation.hooks.prepareModuleExecution.tap(
                                        "AssetModulesPlugin",
                                        (options, context) => {
                                                const { codeGenerationResult } = options;
                                                const source = codeGenerationResult.sources.get("asset");
                                                if (source === undefined) return;
                                                context.assets.set(codeGenerationResult.data.get("filename"), {
                                                        source,
                                                        info: codeGenerationResult.data.get("assetInfo")
                                                });
                                        }
                                );
                        }
                );
        }
}

module.exports = AssetModulesPlugin;