56 lines
1.4 KiB
JavaScript
56 lines
1.4 KiB
JavaScript
import * as babel from "@babel/core";
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import transformUmd from "../lib/index.js";
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import externalHelpers from "@babel/plugin-external-helpers";
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it("'importInterop' accepts a function", function () {
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const code = `
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import a from "a";
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import b from "b";
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import c from "c";
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a();
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b();
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c();
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`;
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const importInterop = source => {
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if (source === "a") return "babel";
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else if (source === "b") return "node";
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else if (source === "c") return "none";
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};
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const output = babel.transformSync(code, {
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configFile: false,
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ast: false,
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plugins: [
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[externalHelpers, { helperVersion: "7.100.0" }],
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[transformUmd, { importInterop }],
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],
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}).code;
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expect(output).toMatchInlineSnapshot(`
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"(function (global, factory) {
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if (typeof define === \\"function\\" && define.amd) {
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define([\\"a\\", \\"b\\", \\"c\\"], factory);
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} else if (typeof exports !== \\"undefined\\") {
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factory(require(\\"a\\"), require(\\"b\\"), require(\\"c\\"));
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} else {
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var mod = {
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exports: {}
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};
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factory(global.a, global.b, global.c);
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global.unknown = mod.exports;
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}
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})(typeof globalThis !== \\"undefined\\" ? globalThis : typeof self !== \\"undefined\\" ? self : this, function (_a, _b, _c) {
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\\"use strict\\";
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_a = babelHelpers.interopRequireDefault(_a);
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(0, _a.default)();
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_b();
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(0, _c.default)();
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});"
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`);
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});
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