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

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

"use strict";

const makeSerializable = require("../util/makeSerializable");
const ContextDependency = require("./ContextDependency");
const ContextDependencyTemplateAsRequireCall = require("./ContextDependencyTemplateAsRequireCall");

/** @typedef {import("../javascript/JavascriptParser").Range} Range */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
/** @typedef {import("./ContextDependency").ContextDependencyOptions} ContextDependencyOptions */

class ImportContextDependency extends ContextDependency {
        /**
         * Creates an instance of ImportContextDependency.
         * @param {ContextDependencyOptions} options options
         * @param {Range} range range
         * @param {Range} valueRange value range
         */
        constructor(options, range, valueRange) {
                super(options);

                this.range = range;
                this.valueRange = valueRange;
        }

        get type() {
                return `import() context ${this.options.mode}`;
        }

        get category() {
                return "esm";
        }

        /**
         * Returns an identifier to merge equal requests.
         * @returns {string | null} an identifier to merge equal requests
         */
        getResourceIdentifier() {
                let str = super.getResourceIdentifier();

                if (this.options.attributes) {
                        str += `|attributes${JSON.stringify(this.options.attributes)}`;
                }

                return str;
        }

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

                write(this.valueRange);

                super.serialize(context);
        }

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

                this.valueRange = read();

                super.deserialize(context);
        }
}

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

ImportContextDependency.Template = ContextDependencyTemplateAsRequireCall;

module.exports = ImportContextDependency;