create jest-core package

CHANGELOG.md

@@ -17,6 +17,7 @@
 
 ### Chore & Maintenance
 
+- `[jest-cli]` [**BREAKING**] Move everything not related to CLI args parsing into a new `@jest/core` package ([#7696](https://github.com/facebook/jest/pull/7696))
 - `[*]`: Setup building, linting and testing of TypeScript ([#7808](https://github.com/facebook/jest/pull/7808), [#7855](https://github.com/facebook/jest/pull/7855))
 - `[pretty-format]`: Migrate to TypeScript ([#7809](https://github.com/facebook/jest/pull/7809))
 - `[diff-sequences]`: Migrate to Typescript ([#7820](https://github.com/facebook/jest/pull/7820))
@@ -42,6 +43,7 @@
 - `[jest-snapshot]`: Migrate to TypeScript ([#7899](https://github.com/facebook/jest/pull/7899))
 - `[@jest/transform]`: New package extracted from `jest-runtime` ([#7915](https://github.com/facebook/jest/pull/7915))
 - `[babel-plugin-jest-hoist]`: Migrate to TypeScript ([#7898](https://github.com/facebook/jest/pull/7898))
+- `[@jest/core]` Create new package, which is `jest-cli` minus `yargs` and `prompts` ([#7696](https://github.com/facebook/jest/pull/7696))
 
 ### Performance
 

jest.config.js

@@ -39,9 +39,9 @@ module.exports = {
     '/packages/.*/build',
     '/packages/.*/build-es5',
     '/packages/.*/src/__tests__/setPrettyPrint.ts',
-    '/packages/jest-cli/src/__tests__/test_root',
-    '/packages/jest-cli/src/__tests__/__fixtures__/',
-    '/packages/jest-cli/src/lib/__tests__/fixtures/',
+    '/packages/jest-core/src/__tests__/test_root',
+    '/packages/jest-core/src/__tests__/__fixtures__/',
+    '/packages/jest-cli/src/init/__tests__/fixtures/',
     '/packages/jest-haste-map/src/__tests__/haste_impl.js',
     '/packages/jest-haste-map/src/__tests__/dependencyExtractor.js',
     '/packages/jest-resolve-dependencies/src/__tests__/__fixtures__/',

packages/jest-cli/package.json

@@ -2,54 +2,24 @@
   "name": "jest-cli",
   "description": "Delightful JavaScript Testing.",
   "version": "24.1.0",
-  "main": "build/jest.js",
+  "main": "build/index.js",
   "dependencies": {
-    "@jest/reporters": "^24.1.0",
-    "@jest/transform": "^24.1.0",
-    "ansi-escapes": "^3.0.0",
+    "@jest/core": "^24.1.0",
     "chalk": "^2.0.1",
     "exit": "^0.1.2",
-    "glob": "^7.1.2",
-    "graceful-fs": "^4.1.15",
     "import-local": "^2.0.0",
     "is-ci": "^2.0.0",
-    "jest-changed-files": "^24.0.0",
     "jest-config": "^24.1.0",
-    "jest-environment-jsdom": "^24.0.0",
-    "jest-get-type": "^24.0.0",
-    "jest-haste-map": "^24.0.0",
-    "jest-message-util": "^24.0.0",
-    "jest-regex-util": "^24.0.0",
-    "jest-resolve-dependencies": "^24.1.0",
-    "jest-runner": "^24.1.0",
-    "jest-runtime": "^24.1.0",
-    "jest-snapshot": "^24.1.0",
     "jest-util": "^24.0.0",
     "jest-validate": "^24.0.0",
-    "jest-watcher": "^24.0.0",
-    "micromatch": "^3.1.10",
-    "p-each-series": "^1.0.0",
-    "pirates": "^4.0.0",
     "prompts": "^2.0.1",
     "realpath-native": "^1.1.0",
-    "rimraf": "^2.5.4",
-    "string-length": "^2.0.0",
-    "strip-ansi": "^5.0.0",
-    "which": "^1.2.12",
     "yargs": "^12.0.2"
   },
   "devDependencies": {
-    "@types/ansi-escapes": "^3.0.0",
     "@types/exit": "^0.1.30",
-    "@types/glob": "^7.1.1",
-    "@types/graceful-fs": "^4.1.2",
     "@types/is-ci": "^1.1.0",
-    "@types/micromatch": "^3.1.0",
     "@types/prompts": "^1.2.0",
-    "@types/rimraf": "^2.0.2",
-    "@types/string-length": "^2.0.0",
-    "@types/strip-ansi": "^3.0.0",
-    "@types/which": "^1.3.1",
     "@types/yargs": "^12.0.2"
   },
   "bin": {