1249 lines
37 KiB
JavaScript
1249 lines
37 KiB
JavaScript
import fs from "fs";
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import os from "os";
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import path from "path";
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import escapeRegExp from "lodash/escapeRegExp";
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import * as babel from "../lib";
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// TODO: In Babel 8, we can directly uses fs.promises which is supported by
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// node 8+
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const pfs =
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fs.promises ??
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new Proxy(fs, {
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get(target, name) {
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if (name === "copyFile") {
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// fs.copyFile is only supported since node 8.5
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// https://stackoverflow.com/a/30405105/2359289
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return function copyFile(source, target) {
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const rd = fs.createReadStream(source);
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const wr = fs.createWriteStream(target);
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return new Promise(function (resolve, reject) {
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rd.on("error", reject);
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wr.on("error", reject);
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wr.on("finish", resolve);
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rd.pipe(wr);
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}).catch(function (error) {
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rd.destroy();
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wr.end();
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throw error;
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});
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};
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}
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return (...args) =>
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new Promise((resolve, reject) =>
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target[name](...args, (error, result) => {
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if (error) reject(error);
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else resolve(result);
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}),
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);
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},
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});
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function fixture(...args) {
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return path.join(__dirname, "fixtures", "config", ...args);
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}
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function loadOptions(opts) {
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return babel.loadOptions({ cwd: __dirname, ...opts });
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}
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function loadOptionsAsync(opts) {
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return babel.loadOptionsAsync({ cwd: __dirname, ...opts });
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}
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function pairs(items) {
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const pairs = [];
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for (let i = 0; i < items.length - 1; i++) {
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for (let j = i + 1; j < items.length; j++) {
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pairs.push([items[i], items[j]]);
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}
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}
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return pairs;
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}
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async function getTemp(name) {
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const cwd = await pfs.mkdtemp(os.tmpdir() + path.sep + name);
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const tmp = name => path.join(cwd, name);
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const config = name =>
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pfs.copyFile(fixture("config-files-templates", name), tmp(name));
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return { cwd, tmp, config };
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}
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describe("buildConfigChain", function () {
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describe("test", () => {
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describe("single", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: fixture("nonexistant-fake"),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: new RegExp(escapeRegExp(fixture("nonexistant-fake"))),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: p => p.indexOf(fixture("nonexistant-fake")) === 0,
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: fixture("nonexistant-fake-unknown"),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: new RegExp(escapeRegExp(fixture("nonexistant-unknown"))),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: p => p.indexOf(fixture("nonexistant-unknown")) === 0,
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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});
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describe("array", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [fixture("nonexistant-fake")],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [new RegExp(escapeRegExp(fixture("nonexistant-fake")))],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [p => p.indexOf(fixture("nonexistant-fake")) === 0],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [fixture("nonexistant-fake-unknown")],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [new RegExp(escapeRegExp(fixture("nonexistant-unknown")))],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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test: [p => p.indexOf(fixture("nonexistant-unknown")) === 0],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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});
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});
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describe("include", () => {
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describe("single", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: fixture("nonexistant-fake"),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: new RegExp(escapeRegExp(fixture("nonexistant-fake"))),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: p => p.indexOf(fixture("nonexistant-fake")) === 0,
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: fixture("nonexistant-fake-unknown"),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: new RegExp(escapeRegExp(fixture("nonexistant-unknown"))),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: p => p.indexOf(fixture("nonexistant-unknown")) === 0,
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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});
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describe("array", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [fixture("nonexistant-fake")],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [new RegExp(escapeRegExp(fixture("nonexistant-fake")))],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [p => p.indexOf(fixture("nonexistant-fake")) === 0],
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [fixture("nonexistant-fake-unknown")],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [new RegExp(escapeRegExp(fixture("nonexistant-unknown")))],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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include: [p => p.indexOf(fixture("nonexistant-unknown")) === 0],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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});
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});
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describe("exclude", () => {
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describe("single", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: fixture("nonexistant-fake"),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: new RegExp(escapeRegExp(fixture("nonexistant-fake"))),
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: p => p.indexOf(fixture("nonexistant-fake")) === 0,
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
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it("should process non-matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: fixture("nonexistant-fake-unknown"),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching RegExp values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: new RegExp(escapeRegExp(fixture("nonexistant-unknown"))),
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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it("should process non-matching function values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: p => p.indexOf(fixture("nonexistant-unknown")) === 0,
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comments: true,
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});
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expect(opts.comments).toBe(true);
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});
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});
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|
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describe("array", () => {
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it("should process matching string values", () => {
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const opts = loadOptions({
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cwd: fixture("nonexistant-fake"),
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filename: fixture("nonexistant-fake", "src.js"),
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babelrc: false,
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exclude: [fixture("nonexistant-fake")],
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comments: true,
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});
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expect(opts.comments).toBeUndefined();
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});
|
|
|
|
it("should process matching RegExp values", () => {
|
|
const opts = loadOptions({
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|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
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exclude: [new RegExp(escapeRegExp(fixture("nonexistant-fake")))],
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comments: true,
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});
|
|
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expect(opts.comments).toBeUndefined();
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});
|
|
|
|
it("should process matching function values", () => {
|
|
const opts = loadOptions({
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|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
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|
exclude: [p => p.indexOf(fixture("nonexistant-fake")) === 0],
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comments: true,
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});
|
|
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expect(opts.comments).toBeUndefined();
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|
});
|
|
|
|
it("should process non-matching string values", () => {
|
|
const opts = loadOptions({
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|
cwd: fixture("nonexistant-fake"),
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|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
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|
exclude: [fixture("nonexistant-fake-unknown")],
|
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comments: true,
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});
|
|
|
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expect(opts.comments).toBe(true);
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|
});
|
|
|
|
it("should process non-matching RegExp values", () => {
|
|
const opts = loadOptions({
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|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
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|
exclude: [new RegExp(escapeRegExp(fixture("nonexistant-unknown")))],
|
|
comments: true,
|
|
});
|
|
|
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expect(opts.comments).toBe(true);
|
|
});
|
|
|
|
it("should process non-matching function values", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
exclude: [p => p.indexOf(fixture("nonexistant-unknown")) === 0],
|
|
comments: true,
|
|
});
|
|
|
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expect(opts.comments).toBe(true);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("ignore", () => {
|
|
it("should ignore files that match", () => {
|
|
const opts = loadOptions({
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|
cwd: fixture("nonexistant-fake"),
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|
filename: fixture("nonexistant-fake", "src.js"),
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|
babelrc: false,
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|
ignore: [
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fixture("nonexistant-fake", "src.js"),
|
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|
|
// We had a regression where multiple ignore patterns broke things, so
|
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// we keep some extra random items in here.
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|
fixture("nonexistant-fake", "other.js"),
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|
fixture("nonexistant-fake", "misc.js"),
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],
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});
|
|
|
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expect(opts).toBeNull();
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|
});
|
|
|
|
it("should not ignore files that don't match", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
ignore: [
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fixture("nonexistant-fake", "other.js"),
|
|
fixture("nonexistant-fake", "misc.js"),
|
|
],
|
|
});
|
|
|
|
expect(opts).not.toBeNull();
|
|
});
|
|
});
|
|
|
|
describe("only", () => {
|
|
it("should ignore files that don't match", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
only: [
|
|
fixture("nonexistant-fake", "other.js"),
|
|
fixture("nonexistant-fake", "misc.js"),
|
|
],
|
|
});
|
|
|
|
expect(opts).toBeNull();
|
|
});
|
|
|
|
it("should not ignore files that match", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
only: [
|
|
fixture("nonexistant-fake", "src.js"),
|
|
fixture("nonexistant-fake", "misc.js"),
|
|
],
|
|
});
|
|
|
|
expect(opts).not.toBeNull();
|
|
});
|
|
});
|
|
|
|
describe("ignore/only", () => {
|
|
it("should ignore files that match ignore and don't match only", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
ignore: [fixture("nonexistant-fake", "src.js")],
|
|
only: [],
|
|
});
|
|
|
|
expect(opts).toBeNull();
|
|
});
|
|
|
|
it("should ignore files that match ignore and also only", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
ignore: [fixture("nonexistant-fake", "src.js")],
|
|
only: [fixture("nonexistant-fake", "src.js")],
|
|
});
|
|
|
|
expect(opts).toBeNull();
|
|
});
|
|
|
|
it("should not ignore files that match only and not ignore", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
only: [fixture("nonexistant-fake", "src.js")],
|
|
});
|
|
|
|
expect(opts).not.toBeNull();
|
|
});
|
|
|
|
it("should not ignore files when no ignore/only are specified", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
});
|
|
|
|
expect(opts).not.toBeNull();
|
|
});
|
|
|
|
it("should allow negation of only", () => {
|
|
const opts1 = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
only: [
|
|
"!" + fixture("nonexistant-fake"),
|
|
fixture("nonexistant-fake", "other.js"),
|
|
],
|
|
});
|
|
expect(opts1).toBeNull();
|
|
|
|
const opts2 = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
only: [
|
|
"!" + fixture("nonexistant-fake"),
|
|
fixture("nonexistant-fake", "src.js"),
|
|
],
|
|
});
|
|
expect(opts2).not.toBeNull();
|
|
|
|
const opts3 = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "folder", "src.js"),
|
|
babelrc: false,
|
|
only: [
|
|
"!" + fixture("nonexistant-fake"),
|
|
fixture("nonexistant-fake", "folder"),
|
|
],
|
|
});
|
|
expect(opts3).not.toBeNull();
|
|
});
|
|
|
|
it("should allow negation of ignore", () => {
|
|
const opts1 = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
ignore: [
|
|
"!" + fixture("nonexistant-fake", "other.js"),
|
|
fixture("nonexistant-fake"),
|
|
],
|
|
});
|
|
expect(opts1).toBeNull();
|
|
|
|
// Tests disabled pending https://github.com/babel/babel/issues/6907
|
|
// const opts2 = loadOptions({
|
|
// cwd: fixture("nonexistant-fake"),
|
|
// filename: fixture("nonexistant-fake", "src.js"),
|
|
// babelrc: false,
|
|
// ignore: [
|
|
// "!" + fixture("nonexistant-fake", "src.js"),
|
|
// fixture("nonexistant-fake"),
|
|
// ],
|
|
// });
|
|
// expect(opts2).not.toBeNull();
|
|
//
|
|
// const opts3 = loadOptions({
|
|
// cwd: fixture("nonexistant-fake"),
|
|
// filename: fixture("nonexistant-fake", "folder", "src.js"),
|
|
// babelrc: false,
|
|
// ignore: [
|
|
// "!" + fixture("nonexistant-fake", "folder"),
|
|
// fixture("nonexistant-fake"),
|
|
// ],
|
|
// });
|
|
// expect(opts3).not.toBeNull();
|
|
});
|
|
});
|
|
|
|
describe("caching", function () {
|
|
describe("programmatic options", function () {
|
|
const plugins1 = [() => ({})];
|
|
const plugins2 = [() => ({})];
|
|
|
|
it("should not cache the input options by identity", () => {
|
|
const inputOpts = { plugins: plugins1 };
|
|
|
|
const opts1 = loadOptions(inputOpts);
|
|
|
|
inputOpts.plugins = plugins2;
|
|
const opts2 = loadOptions(inputOpts);
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).not.toBe(opts2.plugins[1]);
|
|
});
|
|
|
|
it("should cache the env plugins by identity", () => {
|
|
const plugins = [() => ({})];
|
|
|
|
const opts1 = loadOptions({
|
|
envName: "foo",
|
|
env: {
|
|
foo: {
|
|
plugins,
|
|
},
|
|
},
|
|
});
|
|
const opts2 = loadOptions({
|
|
envName: "foo",
|
|
env: {
|
|
foo: {
|
|
plugins,
|
|
},
|
|
},
|
|
});
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
});
|
|
|
|
it("should cache the env presets by identity", () => {
|
|
const presets = [() => ({ plugins: [() => ({})] })];
|
|
|
|
const opts1 = loadOptions({
|
|
envName: "foo",
|
|
env: {
|
|
foo: {
|
|
presets,
|
|
},
|
|
},
|
|
});
|
|
const opts2 = loadOptions({
|
|
envName: "foo",
|
|
env: {
|
|
foo: {
|
|
presets,
|
|
},
|
|
},
|
|
});
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
});
|
|
|
|
it("should cache the plugin options by identity", () => {
|
|
const plugins = [() => ({})];
|
|
|
|
const opts1 = loadOptions({ plugins });
|
|
const opts2 = loadOptions({ plugins });
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
});
|
|
|
|
it("should cache the presets options by identity", () => {
|
|
const presets = [() => ({ plugins: [() => ({})] })];
|
|
|
|
const opts1 = loadOptions({ presets });
|
|
const opts2 = loadOptions({ presets });
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
});
|
|
|
|
it("should not cache the presets options with passPerPreset", () => {
|
|
const presets = [() => ({ plugins: [() => ({})] })];
|
|
|
|
const opts1 = loadOptions({ presets });
|
|
const opts2 = loadOptions({ presets, passPerPreset: true });
|
|
const opts3 = loadOptions({ presets, passPerPreset: false });
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(0);
|
|
expect(opts3.plugins).toHaveLength(1);
|
|
|
|
expect(opts1.plugins[0]).toBe(opts3.plugins[0]);
|
|
});
|
|
});
|
|
|
|
describe("config file options", function () {
|
|
function touch(filepath) {
|
|
const s = fs.statSync(filepath);
|
|
fs.utimesSync(
|
|
filepath,
|
|
s.atime,
|
|
s.mtime + Math.random() > 0.5 ? 1 : -1,
|
|
);
|
|
}
|
|
|
|
it("should cache package.json files by mtime", () => {
|
|
const filename = fixture(
|
|
"complex-plugin-config",
|
|
"config-identity",
|
|
"pkg",
|
|
"src.js",
|
|
);
|
|
const pkgJSON = fixture(
|
|
"complex-plugin-config",
|
|
"config-identity",
|
|
"pkg",
|
|
"package.json",
|
|
);
|
|
|
|
const opts1 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
const opts2 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
|
|
touch(pkgJSON);
|
|
|
|
const opts3 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
const opts4 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts3.plugins[0]).toBe(opts4.plugins[0]);
|
|
|
|
// Identity changed after touch().
|
|
expect(opts1.plugins[0]).not.toBe(opts3.plugins[0]);
|
|
});
|
|
|
|
it("should cache .babelrc files by mtime", () => {
|
|
const filename = fixture(
|
|
"complex-plugin-config",
|
|
"config-identity",
|
|
"babelrc",
|
|
"src.js",
|
|
);
|
|
const babelrcFile = fixture(
|
|
"complex-plugin-config",
|
|
"config-identity",
|
|
"babelrc",
|
|
".babelrc",
|
|
);
|
|
|
|
const opts1 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
const opts2 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
|
|
touch(babelrcFile);
|
|
|
|
const opts3 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
const opts4 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
|
|
expect(opts3.plugins).toHaveLength(1);
|
|
expect(opts4.plugins).toHaveLength(1);
|
|
expect(opts3.plugins[0]).toBe(opts4.plugins[0]);
|
|
|
|
// Identity changed after touch().
|
|
expect(opts1.plugins[0]).not.toBe(opts3.plugins[0]);
|
|
});
|
|
|
|
it("should cache .babelrc.js files programmable behavior", () => {
|
|
const filename = fixture(
|
|
"complex-plugin-config",
|
|
"config-identity",
|
|
"babelrc-js",
|
|
"src.js",
|
|
);
|
|
|
|
const opts1 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
const opts2 = loadOptions({ filename, cwd: path.dirname(filename) });
|
|
|
|
const opts3 = loadOptions({
|
|
filename,
|
|
envName: "new-env",
|
|
cwd: path.dirname(filename),
|
|
});
|
|
const opts4 = loadOptions({
|
|
filename,
|
|
envName: "new-env",
|
|
cwd: path.dirname(filename),
|
|
});
|
|
|
|
expect(opts1.plugins).toHaveLength(1);
|
|
expect(opts2.plugins).toHaveLength(1);
|
|
expect(opts1.plugins[0]).toBe(opts2.plugins[0]);
|
|
|
|
expect(opts3.plugins).toHaveLength(1);
|
|
expect(opts4.plugins).toHaveLength(1);
|
|
expect(opts3.plugins[0]).toBe(opts4.plugins[0]);
|
|
|
|
// Identity changed with different .env
|
|
expect(opts1.plugins[0]).not.toBe(opts3.plugins[0]);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe("overrides merging", () => {
|
|
it("should apply matching overrides over base configs", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
comments: true,
|
|
overrides: [
|
|
{
|
|
test: fixture("nonexistant-fake"),
|
|
comments: false,
|
|
},
|
|
],
|
|
});
|
|
|
|
expect(opts.comments).toBe(false);
|
|
});
|
|
|
|
it("should not apply non-matching overrides over base configs", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
comments: true,
|
|
overrides: [
|
|
{
|
|
test: fixture("nonexistant-unknown"),
|
|
comments: false,
|
|
},
|
|
],
|
|
});
|
|
|
|
expect(opts.comments).toBe(true);
|
|
});
|
|
|
|
it("should remove the overrides and filtering fields from the options", () => {
|
|
const opts = loadOptions({
|
|
cwd: fixture("nonexistant-fake"),
|
|
filename: fixture("nonexistant-fake", "src.js"),
|
|
babelrc: false,
|
|
overrides: [],
|
|
test: /^/,
|
|
include: /^/,
|
|
exclude: [],
|
|
});
|
|
|
|
expect(opts.overrides).toBeUndefined();
|
|
expect(opts.test).toBeUndefined();
|
|
expect(opts.include).toBeUndefined();
|
|
expect(opts.exclude).toBeUndefined();
|
|
});
|
|
});
|
|
|
|
describe("config files", () => {
|
|
const getDefaults = () => ({
|
|
babelrc: false,
|
|
configFile: false,
|
|
cwd: process.cwd(),
|
|
root: process.cwd(),
|
|
envName: "development",
|
|
passPerPreset: false,
|
|
plugins: [],
|
|
presets: [],
|
|
});
|
|
const realEnv = process.env.NODE_ENV;
|
|
const realBabelEnv = process.env.BABEL_ENV;
|
|
|
|
beforeAll(() => {
|
|
delete process.env.NODE_ENV;
|
|
delete process.env.BABEL_ENV;
|
|
});
|
|
afterAll(() => {
|
|
if (realEnv) {
|
|
process.env.NODE_ENV = realEnv;
|
|
process.env.NODE_ENV = realBabelEnv;
|
|
}
|
|
});
|
|
|
|
describe("root", () => {
|
|
test.each(["babel.config.json", "babel.config.js", "babel.config.cjs"])(
|
|
"should load %s synchronously",
|
|
async name => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-load-config-sync-${name}`,
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
await config(name);
|
|
|
|
expect(loadOptions({ filename, cwd })).toEqual({
|
|
...getDefaults(),
|
|
filename,
|
|
cwd,
|
|
root: cwd,
|
|
comments: true,
|
|
});
|
|
},
|
|
);
|
|
|
|
test("should not load babel.config.mjs synchronously", async () => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
"babel-test-load-config-sync-babel.config.mjs",
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
await config("babel.config.mjs");
|
|
|
|
expect(() => loadOptions({ filename, cwd })).toThrow(
|
|
/is only supported when running Babel asynchronously/,
|
|
);
|
|
});
|
|
|
|
test.each([
|
|
"babel.config.json",
|
|
"babel.config.js",
|
|
"babel.config.cjs",
|
|
"babel.config.mjs",
|
|
])("should load %s asynchronously", async name => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-load-config-async-${name}`,
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
// We can't transpile import() while publishing, and it isn't supported
|
|
// by jest.
|
|
if (process.env.IS_PUBLISH && name === "babel.config.mjs") return;
|
|
|
|
await config(name);
|
|
|
|
expect(await loadOptionsAsync({ filename, cwd })).toEqual({
|
|
...getDefaults(),
|
|
filename,
|
|
cwd,
|
|
root: cwd,
|
|
comments: true,
|
|
});
|
|
});
|
|
|
|
test.each(
|
|
pairs([
|
|
"babel.config.json",
|
|
"babel.config.js",
|
|
"babel.config.cjs",
|
|
"babel.config.mjs",
|
|
]),
|
|
)("should throw if both %s and %s are used", async (name1, name2) => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-dup-config-${name1}-${name2}`,
|
|
);
|
|
|
|
// We can't transpile import() while publishing, and it isn't supported
|
|
// by jest.
|
|
if (
|
|
process.env.IS_PUBLISH &&
|
|
(name1 === "babel.config.mjs" || name2 === "babel.config.mjs")
|
|
) {
|
|
return;
|
|
}
|
|
|
|
await Promise.all([config(name1), config(name2)]);
|
|
|
|
await expect(
|
|
loadOptionsAsync({ filename: tmp("src.js"), cwd }),
|
|
).rejects.toThrow(/Multiple configuration files found/);
|
|
});
|
|
});
|
|
|
|
describe("relative", () => {
|
|
test.each([
|
|
"package.json",
|
|
".babelrc",
|
|
".babelrc.js",
|
|
".babelrc.cjs",
|
|
".babelrc.json",
|
|
])("should load %s synchronously", async name => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-load-config-${name}`,
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
await config(name);
|
|
|
|
expect(loadOptions({ filename, cwd })).toEqual({
|
|
...getDefaults(),
|
|
filename,
|
|
cwd,
|
|
root: cwd,
|
|
comments: true,
|
|
});
|
|
});
|
|
|
|
test("should not load .babelrc.mjs synchronously", async () => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
"babel-test-load-config-sync-.babelrc.mjs",
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
await config(".babelrc.mjs");
|
|
|
|
expect(() => loadOptions({ filename, cwd })).toThrow(
|
|
/is only supported when running Babel asynchronously/,
|
|
);
|
|
});
|
|
|
|
test.each([
|
|
"package.json",
|
|
".babelrc",
|
|
".babelrc.js",
|
|
".babelrc.cjs",
|
|
".babelrc.mjs",
|
|
])("should load %s asynchronously", async name => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-load-config-${name}`,
|
|
);
|
|
const filename = tmp("src.js");
|
|
|
|
// We can't transpile import() while publishing, and it isn't supported
|
|
// by jest.
|
|
if (process.env.IS_PUBLISH && name === ".babelrc.mjs") return;
|
|
|
|
await config(name);
|
|
|
|
expect(await loadOptionsAsync({ filename, cwd })).toEqual({
|
|
...getDefaults(),
|
|
filename,
|
|
cwd,
|
|
root: cwd,
|
|
comments: true,
|
|
});
|
|
});
|
|
|
|
it("should load .babelignore", () => {
|
|
const filename = fixture("config-files", "babelignore", "src.js");
|
|
|
|
expect(
|
|
loadOptions({ filename, cwd: path.dirname(filename) }),
|
|
).toBeNull();
|
|
});
|
|
|
|
test.each(
|
|
pairs([
|
|
"package.json",
|
|
".babelrc",
|
|
".babelrc.js",
|
|
".babelrc.cjs",
|
|
".babelrc.mjs",
|
|
".babelrc.json",
|
|
]),
|
|
)("should throw if both %s and %s are used", async (name1, name2) => {
|
|
const { cwd, tmp, config } = await getTemp(
|
|
`babel-test-dup-config-${name1}-${name2}`,
|
|
);
|
|
|
|
// We can't transpile import() while publishing, and it isn't supported
|
|
// by jest.
|
|
if (
|
|
process.env.IS_PUBLISH &&
|
|
(name1 === ".babelrc.mjs" || name2 === ".babelrc.mjs")
|
|
) {
|
|
return;
|
|
}
|
|
|
|
await Promise.all([config(name1), config(name2)]);
|
|
|
|
await expect(
|
|
loadOptionsAsync({ filename: tmp("src.js"), cwd }),
|
|
).rejects.toThrow(/Multiple configuration files found/);
|
|
});
|
|
|
|
it("should ignore package.json without a 'babel' property", () => {
|
|
const filename = fixture("config-files", "pkg-ignored", "src.js");
|
|
|
|
expect(loadOptions({ filename, cwd: path.dirname(filename) })).toEqual({
|
|
...getDefaults(),
|
|
filename: filename,
|
|
cwd: path.dirname(filename),
|
|
root: path.dirname(filename),
|
|
comments: true,
|
|
});
|
|
});
|
|
|
|
test.each`
|
|
config | dir | error
|
|
${".babelrc"} | ${"babelrc-error"} | ${/Error while parsing config - /}
|
|
${".babelrc.json"} | ${"babelrc-json-error"} | ${/Error while parsing config - /}
|
|
${".babelrc.js"} | ${"babelrc-js-error"} | ${/Babelrc threw an error/}
|
|
${".babelrc.cjs"} | ${"babelrc-cjs-error"} | ${/Babelrc threw an error/}
|
|
${".babelrc.mjs"} | ${"babelrc-mjs-error"} | ${/Babelrc threw an error/}
|
|
${"package.json"} | ${"pkg-error"} | ${/Error while parsing JSON - /}
|
|
`("should show helpful errors for $config", async ({ dir, error }) => {
|
|
const filename = fixture("config-files", dir, "src.js");
|
|
|
|
// We can't transpile import() while publishing, and it isn't supported
|
|
// by jest.
|
|
if (process.env.IS_PUBLISH && dir === "babelrc-mjs-error") return;
|
|
|
|
await expect(
|
|
loadOptionsAsync({ filename, cwd: path.dirname(filename) }),
|
|
).rejects.toThrow(error);
|
|
});
|
|
});
|
|
|
|
it("should throw when `test` presents but `filename` is not passed", () => {
|
|
expect(() => loadOptions({ test: /\.ts$/, plugins: [] })).toThrow(
|
|
/Configuration contains string\/RegExp pattern/,
|
|
);
|
|
});
|
|
|
|
it("should throw when `preset` requires `filename` but it was not passed", () => {
|
|
expect(() => {
|
|
loadOptions({
|
|
presets: [require("./fixtures/config-loading/preset4")],
|
|
});
|
|
}).toThrow(/Preset \/\* your preset \*\/ requires a filename/);
|
|
});
|
|
|
|
it("should throw when `preset.overrides` requires `filename` but it was not passed", () => {
|
|
expect(() => {
|
|
loadOptions({
|
|
presets: [require("./fixtures/config-loading/preset5")],
|
|
});
|
|
}).toThrow(/Preset \/\* your preset \*\/ requires a filename/);
|
|
});
|
|
});
|
|
});
|