source: frontend/node_modules/webpack/lib/dependencies/AMDRequireDependency.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Tobias Koppers @sokra
*/

"use strict";

const RuntimeGlobals = require("../RuntimeGlobals");
const makeSerializable = require("../util/makeSerializable");
const NullDependency = require("./NullDependency");

/** @typedef {import("webpack-sources").ReplaceSource} ReplaceSource */
/** @typedef {import("../AsyncDependenciesBlock")} AsyncDependenciesBlock */
/** @typedef {import("../Dependency")} Dependency */
/** @typedef {import("../DependencyTemplate").DependencyTemplateContext} DependencyTemplateContext */
/** @typedef {import("../javascript/JavascriptParser").Range} Range */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */

class AMDRequireDependency extends NullDependency {
        /**
         * Creates an instance of AMDRequireDependency.
         * @param {Range} outerRange outer range
         * @param {Range} arrayRange array range
         * @param {Range | null} functionRange function range
         * @param {Range | null} errorCallbackRange error callback range
         */
        constructor(outerRange, arrayRange, functionRange, errorCallbackRange) {
                super();

                this.outerRange = outerRange;
                this.arrayRange = arrayRange;
                this.functionRange = functionRange;
                this.errorCallbackRange = errorCallbackRange;
                this.functionBindThis = false;
                this.errorCallbackBindThis = false;
        }

        get category() {
                return "amd";
        }

        /**
         * Serializes this instance into the provided serializer context.
         * @param {ObjectSerializerContext} context context
         */
        serialize(context) {
                const { write } = context;

                write(this.outerRange);
                write(this.arrayRange);
                write(this.functionRange);
                write(this.errorCallbackRange);
                write(this.functionBindThis);
                write(this.errorCallbackBindThis);

                super.serialize(context);
        }

        /**
         * Restores this instance from the provided deserializer context.
         * @param {ObjectDeserializerContext} context context
         */
        deserialize(context) {
                const { read } = context;

                this.outerRange = read();
                this.arrayRange = read();
                this.functionRange = read();
                this.errorCallbackRange = read();
                this.functionBindThis = read();
                this.errorCallbackBindThis = read();

                super.deserialize(context);
        }
}

makeSerializable(
        AMDRequireDependency,
        "webpack/lib/dependencies/AMDRequireDependency"
);

AMDRequireDependency.Template = class AMDRequireDependencyTemplate extends (
        NullDependency.Template
) {
        /**
         * Applies the plugin by registering its hooks on the compiler.
         * @param {Dependency} dependency the dependency for which the template should be applied
         * @param {ReplaceSource} source the current replace source which can be modified
         * @param {DependencyTemplateContext} templateContext the context object
         * @returns {void}
         */
        apply(
                dependency,
                source,
                { runtimeTemplate, moduleGraph, chunkGraph, runtimeRequirements }
        ) {
                const dep = /** @type {AMDRequireDependency} */ (dependency);
                const depBlock = /** @type {AsyncDependenciesBlock} */ (
                        moduleGraph.getParentBlock(dep)
                );
                const promise = runtimeTemplate.blockPromise({
                        chunkGraph,
                        block: depBlock,
                        message: "AMD require",
                        runtimeRequirements
                });

                // has array range but no function range
                if (dep.arrayRange && !dep.functionRange) {
                        const startBlock = `${promise}.then(function() {`;
                        const endBlock = `;})['catch'](${RuntimeGlobals.uncaughtErrorHandler})`;
                        runtimeRequirements.add(RuntimeGlobals.uncaughtErrorHandler);

                        source.replace(dep.outerRange[0], dep.arrayRange[0] - 1, startBlock);

                        source.replace(dep.arrayRange[1], dep.outerRange[1] - 1, endBlock);

                        return;
                }

                // has function range but no array range
                if (dep.functionRange && !dep.arrayRange) {
                        const startBlock = `${promise}.then((`;
                        const endBlock = `).bind(exports, ${RuntimeGlobals.require}, exports, module))['catch'](${RuntimeGlobals.uncaughtErrorHandler})`;
                        runtimeRequirements.add(RuntimeGlobals.uncaughtErrorHandler);

                        source.replace(dep.outerRange[0], dep.functionRange[0] - 1, startBlock);

                        source.replace(dep.functionRange[1], dep.outerRange[1] - 1, endBlock);

                        return;
                }

                // has array range, function range, and errorCallbackRange
                if (dep.arrayRange && dep.functionRange && dep.errorCallbackRange) {
                        const startBlock = `${promise}.then(function() { `;
                        const errorRangeBlock = `}${
                                dep.functionBindThis ? ".bind(this)" : ""
                        })['catch'](`;
                        const endBlock = `${dep.errorCallbackBindThis ? ".bind(this)" : ""})`;

                        source.replace(dep.outerRange[0], dep.arrayRange[0] - 1, startBlock);

                        source.insert(dep.arrayRange[0], "var __WEBPACK_AMD_REQUIRE_ARRAY__ = ");

                        source.replace(dep.arrayRange[1], dep.functionRange[0] - 1, "; (");

                        source.insert(
                                dep.functionRange[1],
                                ").apply(null, __WEBPACK_AMD_REQUIRE_ARRAY__);"
                        );

                        source.replace(
                                dep.functionRange[1],
                                dep.errorCallbackRange[0] - 1,
                                errorRangeBlock
                        );

                        source.replace(
                                dep.errorCallbackRange[1],
                                dep.outerRange[1] - 1,
                                endBlock
                        );

                        return;
                }

                // has array range, function range, but no errorCallbackRange
                if (dep.arrayRange && dep.functionRange) {
                        const startBlock = `${promise}.then(function() { `;
                        const endBlock = `}${
                                dep.functionBindThis ? ".bind(this)" : ""
                        })['catch'](${RuntimeGlobals.uncaughtErrorHandler})`;
                        runtimeRequirements.add(RuntimeGlobals.uncaughtErrorHandler);

                        source.replace(dep.outerRange[0], dep.arrayRange[0] - 1, startBlock);

                        source.insert(dep.arrayRange[0], "var __WEBPACK_AMD_REQUIRE_ARRAY__ = ");

                        source.replace(dep.arrayRange[1], dep.functionRange[0] - 1, "; (");

                        source.insert(
                                dep.functionRange[1],
                                ").apply(null, __WEBPACK_AMD_REQUIRE_ARRAY__);"
                        );

                        source.replace(dep.functionRange[1], dep.outerRange[1] - 1, endBlock);
                }
        }
};

module.exports = AMDRequireDependency;