source: imaps-frontend/node_modules/webpack/lib/dependencies/HarmonyTopLevelThisParserPlugin.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Florent Cailhol @ooflorent
*/

"use strict";

const ConstDependency = require("./ConstDependency");
const HarmonyExports = require("./HarmonyExports");

/** @typedef {import("../Dependency").DependencyLocation} DependencyLocation */
/** @typedef {import("../javascript/JavascriptParser")} JavascriptParser */
/** @typedef {import("../javascript/JavascriptParser").Range} Range */

class HarmonyTopLevelThisParserPlugin {
        /**
         * @param {JavascriptParser} parser the parser
         * @returns {void}
         */
        apply(parser) {
                parser.hooks.expression
                        .for("this")
                        .tap("HarmonyTopLevelThisParserPlugin", node => {
                                if (!parser.scope.topLevelScope) return;
                                if (HarmonyExports.isEnabled(parser.state)) {
                                        const dep = new ConstDependency(
                                                "undefined",
                                                /** @type {Range} */ (node.range),
                                                null
                                        );
                                        dep.loc = /** @type {DependencyLocation} */ (node.loc);
                                        parser.state.module.addPresentationalDependency(dep);
                                        return true;
                                }
                        });
        }
}

module.exports = HarmonyTopLevelThisParserPlugin;