gree_leran/node_modules/webpack/lib/runtime/CompatGetDefaultExportRunti...

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2024-06-14 01:11:29 +00:00
/*
MIT License http://www.opensource.org/licenses/mit-license.php
*/
"use strict";
const RuntimeGlobals = require("../RuntimeGlobals");
const Template = require("../Template");
const HelperRuntimeModule = require("./HelperRuntimeModule");
/** @typedef {import("../Compilation")} Compilation */
class CompatGetDefaultExportRuntimeModule extends HelperRuntimeModule {
constructor() {
super("compat get default export");
}
/**
* @returns {string | null} runtime code
*/
generate() {
const compilation = /** @type {Compilation} */ (this.compilation);
const { runtimeTemplate } = compilation;
const fn = RuntimeGlobals.compatGetDefaultExport;
return Template.asString([
"// getDefaultExport function for compatibility with non-harmony modules",
`${fn} = ${runtimeTemplate.basicFunction("module", [
"var getter = module && module.__esModule ?",
Template.indent([
`${runtimeTemplate.returningFunction("module['default']")} :`,
`${runtimeTemplate.returningFunction("module")};`
]),
`${RuntimeGlobals.definePropertyGetters}(getter, { a: getter });`,
"return getter;"
])};`
]);
}
}
module.exports = CompatGetDefaultExportRuntimeModule;