source: imaps-frontend/node_modules/webpack/lib/util/serialization.js@ 79a0317

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
*/

"use strict";

const memoize = require("./memoize");

/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_END_OPERATION_TYPE} MEASURE_END_OPERATION */
/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_START_OPERATION_TYPE} MEASURE_START_OPERATION */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
/** @typedef {import("../serialization/Serializer")} Serializer */
/** @typedef {typeof import("../util/Hash")} Hash */
/** @typedef {import("../util/fs").IntermediateFileSystem} IntermediateFileSystem */

const getBinaryMiddleware = memoize(() =>
        require("../serialization/BinaryMiddleware")
);
const getObjectMiddleware = memoize(() =>
        require("../serialization/ObjectMiddleware")
);
const getSingleItemMiddleware = memoize(() =>
        require("../serialization/SingleItemMiddleware")
);
const getSerializer = memoize(() => require("../serialization/Serializer"));
const getSerializerMiddleware = memoize(() =>
        require("../serialization/SerializerMiddleware")
);

const getBinaryMiddlewareInstance = memoize(
        () => new (getBinaryMiddleware())()
);

const registerSerializers = memoize(() => {
        require("./registerExternalSerializer");

        // Load internal paths with a relative require
        // This allows bundling all internal serializers
        const internalSerializables = require("./internalSerializables");
        getObjectMiddleware().registerLoader(/^webpack\/lib\//, req => {
                const loader =
                        internalSerializables[
                                /** @type {keyof import("./internalSerializables")} */
                                (req.slice("webpack/lib/".length))
                        ];
                if (loader) {
                        loader();
                } else {
                        console.warn(`${req} not found in internalSerializables`);
                }
                return true;
        });
});

/** @type {Serializer} */
let buffersSerializer;

// Expose serialization API
module.exports = {
        get register() {
                return getObjectMiddleware().register;
        },
        get registerLoader() {
                return getObjectMiddleware().registerLoader;
        },
        get registerNotSerializable() {
                return getObjectMiddleware().registerNotSerializable;
        },
        get NOT_SERIALIZABLE() {
                return getObjectMiddleware().NOT_SERIALIZABLE;
        },
        /** @type {MEASURE_START_OPERATION} */
        get MEASURE_START_OPERATION() {
                return getBinaryMiddleware().MEASURE_START_OPERATION;
        },
        /** @type {MEASURE_END_OPERATION} */
        get MEASURE_END_OPERATION() {
                return getBinaryMiddleware().MEASURE_END_OPERATION;
        },
        /**
         * @returns {Serializer} buffer serializer
         */
        get buffersSerializer() {
                if (buffersSerializer !== undefined) return buffersSerializer;
                registerSerializers();
                const Serializer = getSerializer();
                const binaryMiddleware = getBinaryMiddlewareInstance();
                const SerializerMiddleware = getSerializerMiddleware();
                const SingleItemMiddleware = getSingleItemMiddleware();
                return (buffersSerializer = new Serializer([
                        new SingleItemMiddleware(),
                        new (getObjectMiddleware())(context => {
                                if (context.write) {
                                        /**
                                         * @param {any} value value
                                         */
                                        context.writeLazy = value => {
                                                context.write(
                                                        SerializerMiddleware.createLazy(value, binaryMiddleware)
                                                );
                                        };
                                }
                        }, "md4"),
                        binaryMiddleware
                ]));
        },
        /**
         * @param {IntermediateFileSystem} fs filesystem
         * @param {string | Hash} hashFunction hash function to use
         * @returns {Serializer} file serializer
         */
        createFileSerializer: (fs, hashFunction) => {
                registerSerializers();
                const Serializer = getSerializer();
                const FileMiddleware = require("../serialization/FileMiddleware");
                const fileMiddleware = new FileMiddleware(fs, hashFunction);
                const binaryMiddleware = getBinaryMiddlewareInstance();
                const SerializerMiddleware = getSerializerMiddleware();
                const SingleItemMiddleware = getSingleItemMiddleware();
                return new Serializer([
                        new SingleItemMiddleware(),
                        new (getObjectMiddleware())(context => {
                                if (context.write) {
                                        /**
                                         * @param {any} value value
                                         */
                                        context.writeLazy = value => {
                                                context.write(
                                                        SerializerMiddleware.createLazy(value, binaryMiddleware)
                                                );
                                        };
                                        /**
                                         * @param {any} value value
                                         * @param {object=} options lazy options
                                         * @returns {function(): Promise<any> | any} lazy function
                                         */
                                        context.writeSeparate = (value, options) => {
                                                const lazy = SerializerMiddleware.createLazy(
                                                        value,
                                                        fileMiddleware,
                                                        options
                                                );
                                                context.write(lazy);
                                                return lazy;
                                        };
                                }
                        }, hashFunction),
                        binaryMiddleware,
                        fileMiddleware
                ]);
        }
};