Merge branch 'master' into worker-fatal-errors

Author: SimenB

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 ### Fixes
 
+- `[jest-cli]` export functions compatible with `import {default}` ([#8080](https://github.com/facebook/jest/pull/8080))
 - `[jest-worker]`: Fix retries and error notification in workers ([#8079](https://github.com/facebook/jest/pull/8079))
 
 ### Chore & Maintenance

e2e/__tests__/runProgrammatically.test.ts

@@ -11,7 +11,12 @@ import {run} from '../Utils';
 
 const dir = resolve(__dirname, '..', 'run-programmatically');
 
-test('run Jest programatically', () => {
+test('run Jest programmatically cjs', () => {
+  const {stdout} = run(`node cjs.js --version`, dir);
+  expect(stdout).toMatch(/\d{2}\.\d{1,2}\.\d{1,2}[\-\S]*-dev$/);
+});
+
+test('run Jest programmatically esm', () => {
   const {stdout} = run(`node index.js --version`, dir);
   expect(stdout).toMatch(/\d{2}\.\d{1,2}\.\d{1,2}[\-\S]*-dev$/);
 });

e2e/run-programmatically/babel.config.js

@@ -0,0 +1,5 @@
+// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+
+module.exports = {
+  presets: ['@babel/preset-env'],
+};

e2e/run-programmatically/cjs.js

@@ -0,0 +1,12 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ */
+
+// Running Jest like this is not officially supported,
+// but it is common practice until there is a proper API as a substitute.
+require('jest').run(process.argv);

e2e/run-programmatically/esm.js

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ */
+
+import myJestImport from 'jest';
+
+// Running Jest like this is not officially supported,
+// but it is common practice until there is a proper API as a substitute.
+myJestImport.run(process.argv);

e2e/run-programmatically/index.js

@@ -8,6 +8,6 @@
  * @flow
  */
 
-// Running Jest like this is not officially supported,
-// but it is common practice until there is a proper API as a substitute.
-require('jest').run(process.argv);
+require('@babel/register');
+
+require('./esm');

packages/jest-cli/src/index.ts

@@ -5,7 +5,16 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-// TODO: remove exports for the next major
-export {runCLI, SearchSource, TestScheduler, TestWatcher} from '@jest/core';
-export {run} from './cli';
-export {default as getVersion} from './version';
+// TODO: remove @jest/core exports for the next major
+import {runCLI, SearchSource, TestScheduler, TestWatcher} from '@jest/core';
+import {run} from './cli';
+import {default as getVersion} from './version';
+
+export = {
+  SearchSource,
+  TestScheduler,
+  TestWatcher,
+  getVersion,
+  run,
+  runCLI,
+};

packages/jest-core/package.json

@@ -34,7 +34,7 @@
     "strip-ansi": "^5.0.0"
   },
   "devDependencies": {
-    "@types/ansi-escapes": "^3.0.0",
+    "@types/ansi-escapes": "^3.0.1",
     "@types/exit": "^0.1.30",
     "@types/graceful-fs": "^4.1.2",
     "@types/micromatch": "^3.1.0",

packages/jest-core/src/watch.ts

@@ -239,7 +239,6 @@ export default function watch(
     hasExitListener = true;
     process.on('exit', () => {
       if (activePlugin) {
-        // @ts-ignore: https://github.com/DefinitelyTyped/DefinitelyTyped/pull/33423
         outputStream.write(ansiEscapes.cursorDown());
         outputStream.write(ansiEscapes.eraseDown);
       }
@@ -404,7 +403,6 @@ export default function watch(
         break;
       case 'w':
         if (!shouldDisplayWatchUsage && !isWatchUsageDisplayed) {
-          // @ts-ignore: https://github.com/DefinitelyTyped/DefinitelyTyped/pull/33423
           outputStream.write(ansiEscapes.cursorUp());
           outputStream.write(ansiEscapes.eraseDown);
           outputStream.write(usage(globalConfig, watchPlugins));

yarn.lock

@@ -1564,10 +1564,10 @@
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"
   integrity sha512-ONhaKPIufzzrlNbqtWFFd+jlnemX6lJAgq9ZeiZtS7I1PIf/la7CW4m83rTXRnVnsMbW2k56pGYu7AUFJD9Pow==
 
-"@types/ansi-escapes@^3.0.0":
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/@types/ansi-escapes/-/ansi-escapes-3.0.0.tgz#619bbc6d46fc75da6d784e53b5a25d2efff07108"
-  integrity sha512-aamJrX6PdmIO8E9qhZaYmXiMGXwnkF2lcga/VbqLf8g90aaKGZ4cSFP5AabqxAbmp0h69C9yE3a4fUBtVpqtmg==
+"@types/ansi-escapes@^3.0.0", "@types/ansi-escapes@^3.0.1":
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/@types/ansi-escapes/-/ansi-escapes-3.0.1.tgz#328e46c6ac3177ca4cf2efdeed326cf77da01ef7"
+  integrity sha512-GD/QLUGxSvy3yGQb+m12qsRtP4p/dewNePDb5F8qV19CXuO+gtbsmMjjsClpG/Nu84y8SF1zPKrTnQZHDiPUgg==
   dependencies:
     "@types/node" "*"