v7.2.4

Use forked @lerna/collect-updates to prevent publishing of dependents:
this is the same as Lerna 2's --dangerously-only-publish-explicit-etc option.

.eslintrc.json

@@ -1,7 +1,7 @@
 {
   "root": true,
   "extends": "babel",
-  "plugins": ["local-rules", "prettier"],
+  "plugins": ["prettier", "@babel/development"],
   "rules": {
     "prettier/prettier": "error"
   },
@@ -12,8 +12,8 @@
     {
       "files": ["packages/*/src/**/*.js", "codemods/*/src/**/*.js"],
       "rules": {
-        "local-rules/no-undefined-identifier": "error",
-        "local-rules/no-deprecated-clone": "error"
+        "@babel/development/no-undefined-identifier": "error",
+        "@babel/development/no-deprecated-clone": "error"
       }
     },
     {
@@ -31,7 +31,7 @@
       "files": ["packages/babel-plugin-*/src/index.js"],
       "excludedFiles": ["packages/babel-plugin-transform-regenerator/**/*.js"],
       "rules": {
-        "local-rules/plugin-name": "error"
+        "@babel/development/plugin-name": "error"
       }
     }
   ]

Makefile

@@ -130,8 +130,7 @@ prepublish:
 	make test
 
 publish: prepublish
-	# --only-explicit-updates
-	./node_modules/.bin/lerna publish --force-publish="@babel/runtime,@babel/runtime-corejs2" --dangerously-only-publish-explicit-updates-this-is-a-custom-flag-for-babel-and-you-should-not-be-using-it-just-deal-with-more-packages-being-published-it-is-not-a-big-deal
+	./node_modules/.bin/lerna publish --force-publish="@babel/runtime,@babel/runtime-corejs2,@babel/standalone,@babel/preset-env-standalone" --require-scripts
 	make clean
 
 bootstrap: clean-all

lerna.json

@@ -1,6 +1,5 @@
 {
-  "lerna": "2.11.0",
-  "version": "7.2.2",
+  "version": "7.2.4",
   "changelog": {
     "repo": "babel/babel",
     "cacheDir": ".changelog",
@@ -14,21 +13,21 @@
       "PR: Internal :house:": ":house: Internal"
     }
   },
-  "commands": {
+  "command": {
     "publish": {
-      "ignore": [
+      "ignoreChanges": [
         "*.md",
-        "*.json",
         "*.txt",
         "test/**",
         "codemods/**",
-        "package.json"
+        "# We ignore every JSON file, except for built-in-modules, built-ins and plugins defined in babel-preset-env/data.",
+        "@(!(built-in-modules|built-ins|plugins)).json"
       ]
     }
   },
   "packages": [
-    "packages/*",
-    "codemods/*"
+    "codemods/*",
+    "packages/*"
   ],
   "npmClient": "yarn",
   "npmClientArgs": [

package.json

@@ -11,6 +11,7 @@
   "devDependencies": {
     "@babel/cli": "^7.2.0",
     "@babel/core": "^7.2.0",
+    "@babel/eslint-plugin-development": "^1.0.1",
     "@babel/plugin-proposal-class-properties": "^7.2.1",
     "@babel/plugin-proposal-export-namespace-from": "^7.2.0",
     "@babel/plugin-proposal-numeric-separator": "^7.2.0",
@@ -34,7 +35,6 @@
     "eslint": "^5.9.0",
     "eslint-config-babel": "^8.0.2",
     "eslint-plugin-flowtype": "^3.2.0",
-    "eslint-plugin-local-rules": "0.1.0",
     "eslint-plugin-prettier": "^3.0.0",
     "flow-bin": "^0.87.0",
     "graceful-fs": "^4.1.11",
@@ -49,7 +49,7 @@
     "gulp-watch": "^5.0.1",
     "husky": "^1.2.0",
     "jest": "^23.6.0",
-    "lerna": "^2.11.0",
+    "lerna": "^3.6.0",
     "lerna-changelog": "^0.5.0",
     "lint-staged": "^8.1.0",
     "lodash": "^4.17.10",
@@ -69,6 +69,9 @@
     "webpack-dependency-suite": "^2.4.4",
     "webpack-stream": "^4.0.0"
   },
+  "resolutions": {
+    "@lerna/**/@lerna/collect-updates": "https://github.com/nicolo-ribaudo/lerna.git#babel-collect-updates"
+  },
   "engines": {
     "node": ">= 6.9.0 < 12.0.0",
     "npm": ">= 3.x <= 6.x",

packages/babel-cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/cli",
-  "version": "7.2.0",
+  "version": "7.2.3",
   "description": "Babel command line.",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",

packages/babel-cli/src/babel/options.js

@@ -22,7 +22,7 @@ commander.option(
   "comma-separated list of plugin names",
   collect,
 );
-commander.option("--config-file [path]", "Path a to .babelrc file to use");
+commander.option("--config-file [path]", "Path to a .babelrc file to use");
 commander.option(
   "--env-name [name]",
   "The name of the 'env' to use when loading configs and plugins. " +

packages/babel-helper-create-class-features-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/helper-create-class-features-plugin",
-  "version": "7.2.2",
+  "version": "7.2.3",
   "author": "The Babel Team (https://babeljs.io/team)",
   "license": "MIT",
   "description": "Compile class public and private fields, private methods and decorators to ES6",
@@ -18,7 +18,7 @@
     "@babel/helper-member-expression-to-functions": "^7.0.0",
     "@babel/helper-optimise-call-expression": "^7.0.0",
     "@babel/helper-plugin-utils": "^7.0.0",
-    "@babel/helper-replace-supers": "^7.1.0"
+    "@babel/helper-replace-supers": "^7.2.3"
   },
   "peerDependencies": {
     "@babel/core": "^7.0.0"

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type-challenge/input.js

@@ -0,0 +1,7 @@
+const sym = Symbol();
+const sym1 = Symbol();
+
+class A {
+  [sym]: A.B;
+  [sym1]: Array<A>;
+}

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type-challenge/options.json

@@ -0,0 +1,8 @@
+{
+  "presets": [
+    "flow"
+  ],
+  "plugins": [
+    "proposal-class-properties"
+  ]
+}

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type-challenge/output.js

@@ -0,0 +1,13 @@
+function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
+
+const sym = Symbol();
+const sym1 = Symbol();
+
+class A {
+  constructor() {
+    _defineProperty(this, sym, void 0);
+
+    _defineProperty(this, sym1, void 0);
+  }
+
+}

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type/input.js

@@ -0,0 +1,5 @@
+const sym = Symbol();
+
+class A {
+  [sym]: A;
+}

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type/options.json

@@ -0,0 +1,8 @@
+{
+  "presets": [
+    "flow"
+  ],
+  "plugins": [
+    "proposal-class-properties"
+  ]
+}

packages/babel-helper-create-class-features-plugin/test/fixtures/plugin-proposal-class-properties/recursive-class-property-type/output.js

@@ -0,0 +1,10 @@
+function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
+
+const sym = Symbol();
+
+class A {
+  constructor() {
+    _defineProperty(this, sym, void 0);
+  }
+
+}

packages/babel-helper-replace-supers/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/helper-replace-supers",
-  "version": "7.1.0",
+  "version": "7.2.3",
   "description": "Helper function to replace supers",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-replace-supers",
   "license": "MIT",
@@ -11,7 +11,7 @@
   "dependencies": {
     "@babel/helper-member-expression-to-functions": "^7.0.0",
     "@babel/helper-optimise-call-expression": "^7.0.0",
-    "@babel/traverse": "^7.1.0",
+    "@babel/traverse": "^7.2.3",
     "@babel/types": "^7.0.0"
   }
 }

packages/babel-helper-replace-supers/src/index.js

@@ -40,6 +40,9 @@ function skipAllButComputedKey(path) {
 }
 
 export const environmentVisitor = {
+  TypeAnnotation(path) {
+    path.skip();
+  },
   Function(path) {
     // Methods will be handled by the Method visit
     if (path.isMethod()) return;

packages/babel-parser/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/parser",
-  "version": "7.2.2",
+  "version": "7.2.3",
   "description": "A JavaScript parser",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",

packages/babel-parser/src/plugins/flow.js

@@ -1384,6 +1384,10 @@ export default (superClass: Class<Parser>): Class<Parser> =>
         default:
           if (this.state.type.keyword === "typeof") {
             return this.flowParseTypeofType();
+          } else if (this.state.type.keyword) {
+            const label = this.state.type.label;
+            this.next();
+            return super.createIdentifier(node, label);
           }
       }
 

packages/babel-parser/test/fixtures/flow/declare-export/invalid-export-default-var/options.json

@@ -1,3 +1,3 @@
 {
-  "throws": "Unexpected token (1:23)"
+  "throws": "Unexpected token, expected \";\" (1:27)"
 }

packages/babel-parser/test/fixtures/flow/type-annotations/function-is-valid-type/input.js

@@ -0,0 +1 @@
+function foo(a:function) {}

packages/babel-parser/test/fixtures/flow/type-annotations/function-is-valid-type/output.json

@@ -0,0 +1,137 @@
+{
+  "type": "File",
+  "start": 0,
+  "end": 27,
+  "loc": {
+    "start": {
+      "line": 1,
+      "column": 0
+    },
+    "end": {
+      "line": 1,
+      "column": 27
+    }
+  },
+  "program": {
+    "type": "Program",
+    "start": 0,
+    "end": 27,
+    "loc": {
+      "start": {
+        "line": 1,
+        "column": 0
+      },
+      "end": {
+        "line": 1,
+        "column": 27
+      }
+    },
+    "sourceType": "module",
+    "interpreter": null,
+    "body": [
+      {
+        "type": "FunctionDeclaration",
+        "start": 0,
+        "end": 27,
+        "loc": {
+          "start": {
+            "line": 1,
+            "column": 0
+          },
+          "end": {
+            "line": 1,
+            "column": 27
+          }
+        },
+        "id": {
+          "type": "Identifier",
+          "start": 9,
+          "end": 12,
+          "loc": {
+            "start": {
+              "line": 1,
+              "column": 9
+            },
+            "end": {
+              "line": 1,
+              "column": 12
+            },
+            "identifierName": "foo"
+          },
+          "name": "foo"
+        },
+        "generator": false,
+        "async": false,
+        "params": [
+          {
+            "type": "Identifier",
+            "start": 13,
+            "end": 23,
+            "loc": {
+              "start": {
+                "line": 1,
+                "column": 13
+              },
+              "end": {
+                "line": 1,
+                "column": 23
+              },
+              "identifierName": "a"
+            },
+            "name": "a",
+            "typeAnnotation": {
+              "type": "TypeAnnotation",
+              "start": 14,
+              "end": 23,
+              "loc": {
+                "start": {
+                  "line": 1,
+                  "column": 14
+                },
+                "end": {
+                  "line": 1,
+                  "column": 23
+                }
+              },
+              "typeAnnotation": {
+                "type": "Identifier",
+                "start": 15,
+                "end": 23,
+                "loc": {
+                  "start": {
+                    "line": 1,
+                    "column": 15
+                  },
+                  "end": {
+                    "line": 1,
+                    "column": 23
+                  },
+                  "identifierName": "function"
+                },
+                "name": "function"
+              }
+            }
+          }
+        ],
+        "body": {
+          "type": "BlockStatement",
+          "start": 25,
+          "end": 27,
+          "loc": {
+            "start": {
+              "line": 1,
+              "column": 25
+            },
+            "end": {
+              "line": 1,
+              "column": 27
+            }
+          },
+          "body": [],
+          "directives": []
+        }
+      }
+    ],
+    "directives": []
+  }
+}

packages/babel-plugin-proposal-class-properties/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/plugin-proposal-class-properties",
-  "version": "7.2.1",
+  "version": "7.2.3",
   "description": "This plugin transforms static class properties as well as properties declared with the property initializer syntax",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-proposal-class-properties",
   "license": "MIT",
@@ -12,7 +12,7 @@
     "babel-plugin"
   ],
   "dependencies": {
-    "@babel/helper-create-class-features-plugin": "^7.2.1",
+    "@babel/helper-create-class-features-plugin": "^7.2.3",
     "@babel/helper-plugin-utils": "^7.0.0"
   },
   "peerDependencies": {

packages/babel-plugin-proposal-class-properties/src/index.js

@@ -1,4 +1,4 @@
-/* eslint-disable local-rules/plugin-name */
+/* eslint-disable @babel/development/plugin-name */
 
 import { declare } from "@babel/helper-plugin-utils";
 import {

packages/babel-plugin-proposal-decorators/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/plugin-proposal-decorators",
-  "version": "7.2.2",
+  "version": "7.2.3",
   "author": "Logan Smyth <loganfsmyth@gmail.com>",
   "license": "MIT",
   "publishConfig": {
@@ -15,7 +15,7 @@
     "decorators"
   ],
   "dependencies": {
-    "@babel/helper-create-class-features-plugin": "^7.2.2",
+    "@babel/helper-create-class-features-plugin": "^7.2.3",
     "@babel/helper-plugin-utils": "^7.0.0",
     "@babel/plugin-syntax-decorators": "^7.2.0"
   },

packages/babel-plugin-proposal-decorators/src/index.js

@@ -1,4 +1,4 @@
-/* eslint-disable local-rules/plugin-name */
+/* eslint-disable @babel/development/plugin-name */
 
 import { declare } from "@babel/helper-plugin-utils";
 import syntaxDecorators from "@babel/plugin-syntax-decorators";

packages/babel-plugin-proposal-private-methods/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/plugin-proposal-private-methods",
-  "version": "7.2.1",
+  "version": "7.2.3",
   "description": "This plugin transforms private class methods",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-proposal-private-methods",
   "license": "MIT",
@@ -12,7 +12,7 @@
     "babel-plugin"
   ],
   "dependencies": {
-    "@babel/helper-create-class-features-plugin": "^7.2.1",
+    "@babel/helper-create-class-features-plugin": "^7.2.3",
     "@babel/helper-plugin-utils": "^7.0.0"
   },
   "peerDependencies": {

packages/babel-plugin-proposal-private-methods/src/index.js

@@ -1,4 +1,4 @@
-/* eslint-disable local-rules/plugin-name */
+/* eslint-disable @babel/development/plugin-name */
 
 import { declare } from "@babel/helper-plugin-utils";
 import {

packages/babel-plugin-transform-flow-strip-types/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/plugin-transform-flow-strip-types",
-  "version": "7.2.0",
+  "version": "7.2.3",
   "description": "Strip flow type annotations from your output code.",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-transform-flow-strip-types",
   "license": "MIT",

packages/babel-plugin-transform-flow-strip-types/src/index.js

@@ -5,7 +5,7 @@ import { types as t } from "@babel/core";
 export default declare(api => {
   api.assertVersion(7);
 
-  const FLOW_DIRECTIVE = "@flow";
+  const FLOW_DIRECTIVE = /(@flow(\s+(strict(-local)?|weak))?|@noflow)/;
 
   let skipStrip = false;
 
@@ -28,7 +28,7 @@ export default declare(api => {
 
         if (comments) {
           for (const comment of (comments: Array<Object>)) {
-            if (comment.value.indexOf(FLOW_DIRECTIVE) >= 0) {
+            if (FLOW_DIRECTIVE.test(comment.value)) {
               directiveFound = true;
 
               // remove flow directive

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-noflow/input.js

@@ -0,0 +1,2 @@
+// @noflow
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-noflow/output.js

@@ -0,0 +1 @@
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-strict-local/input.js

@@ -0,0 +1,2 @@
+// @flow strict-local
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-strict-local/output.js

@@ -0,0 +1 @@
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-strict/input.js

@@ -0,0 +1,2 @@
+// @flow strict
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-strict/output.js

@@ -0,0 +1 @@
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-weak/input.js

@@ -0,0 +1,2 @@
+// @flow weak
+const a = 1;

packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-comment-weak/output.js

@@ -0,0 +1 @@
+const a = 1;

packages/babel-polyfill/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/polyfill",
-  "version": "7.0.0",
+  "version": "7.2.3",
   "description": "Provides polyfills necessary for a full ES2015+ environment",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",

packages/babel-preset-env-standalone/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/preset-env-standalone",
-  "version": "7.2.2",
+  "version": "7.2.4",
   "description": "Standalone build of babel-prest-env for use in non-Node.js environments.",
   "main": "babel-preset-env.js",
   "files": [
@@ -11,8 +11,8 @@
   "devDependencies": {
     "@babel/plugin-proposal-json-strings": "^7.0.0",
     "@babel/plugin-transform-new-target": "^7.0.0",
-    "@babel/preset-env": "^7.0.0",
-    "@babel/standalone": "^7.2.2"
+    "@babel/preset-env": "^7.2.3",
+    "@babel/standalone": "^7.2.4"
   },
   "keywords": [
     "babel",

packages/babel-preset-env/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/preset-env",
-  "version": "7.2.0",
+  "version": "7.2.3",
   "description": "A Babel preset for each environment.",
   "author": "Henry Zhu <hi@henryzoo.com>",
   "homepage": "https://babeljs.io/",
@@ -60,7 +60,7 @@
     "@babel/core": "^7.0.0-0"
   },
   "devDependencies": {
-    "@babel/cli": "^7.2.0",
+    "@babel/cli": "^7.2.3",
     "@babel/core": "^7.2.0",
     "@babel/helper-fixtures": "^7.2.0",
     "@babel/helper-plugin-test-runner": "^7.0.0",

packages/babel-standalone/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/standalone",
-  "version": "7.2.2",
+  "version": "7.2.4",
   "description": "Standalone build of Babel for use in non-Node.js environments.",
   "main": "babel.js",
   "files": [
@@ -13,8 +13,8 @@
     "@babel/helper-plugin-utils": "^7.0.0",
     "@babel/plugin-external-helpers": "^7.2.0",
     "@babel/plugin-proposal-async-generator-functions": "^7.2.0",
-    "@babel/plugin-proposal-class-properties": "^7.2.0",
-    "@babel/plugin-proposal-decorators": "^7.2.2",
+    "@babel/plugin-proposal-class-properties": "^7.2.3",
+    "@babel/plugin-proposal-decorators": "^7.2.3",
     "@babel/plugin-proposal-do-expressions": "^7.2.0",
     "@babel/plugin-proposal-export-default-from": "^7.2.0",
     "@babel/plugin-proposal-export-namespace-from": "^7.2.0",
@@ -27,7 +27,7 @@
     "@babel/plugin-proposal-optional-catch-binding": "^7.2.0",
     "@babel/plugin-proposal-optional-chaining": "^7.2.0",
     "@babel/plugin-proposal-pipeline-operator": "^7.2.0",
-    "@babel/plugin-proposal-private-methods": "^7.2.0",
+    "@babel/plugin-proposal-private-methods": "^7.2.3",
     "@babel/plugin-proposal-throw-expressions": "^7.2.0",
     "@babel/plugin-proposal-unicode-property-regex": "^7.2.0",
     "@babel/plugin-syntax-async-generators": "^7.2.0",
@@ -57,7 +57,7 @@
     "@babel/plugin-transform-duplicate-keys": "^7.2.0",
     "@babel/plugin-transform-exponentiation-operator": "^7.2.0",
     "@babel/plugin-transform-flow-comments": "^7.2.0",
-    "@babel/plugin-transform-flow-strip-types": "^7.2.0",
+    "@babel/plugin-transform-flow-strip-types": "^7.2.3",
     "@babel/plugin-transform-for-of": "^7.2.0",
     "@babel/plugin-transform-function-name": "^7.2.0",
     "@babel/plugin-transform-instanceof": "^7.2.0",

packages/babel-traverse/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@babel/traverse",
-  "version": "7.2.2",
+  "version": "7.2.3",
   "description": "The Babel Traverse module maintains the overall tree state, and is responsible for replacing, removing, and adding nodes",
   "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
@@ -15,7 +15,7 @@
     "@babel/generator": "^7.2.2",
     "@babel/helper-function-name": "^7.1.0",
     "@babel/helper-split-export-declaration": "^7.0.0",
-    "@babel/parser": "^7.2.2",
+    "@babel/parser": "^7.2.3",
     "@babel/types": "^7.2.2",
     "debug": "^4.1.0",
     "globals": "^11.1.0",

packages/babel-traverse/src/scope/index.js

@@ -497,6 +497,7 @@ export default class Scope {
     if (this.hasBinding("undefined")) {
       return t.unaryExpression("void", t.numericLiteral(0), true);
     } else {
+      // eslint-disable-next-line @babel/development/no-undefined-identifier
       return t.identifier("undefined");
     }
   }

scripts/eslint_rules/no-deprecated-clone.js

@@ -1,104 +0,0 @@
-// @flow
-
-"use strict";
-
-const getReferenceOrigin = require("./utils/get-reference-origin");
-
-function reportError(context /*: Context */, node /*: Node */) {
-  const isMemberExpression = node.type === "MemberExpression";
-  const id = isMemberExpression ? node.property : node;
-  context.report({
-    node: id,
-    message: `t.${id.name}() is deprecated. Use t.cloneNode() instead.`,
-    fix(fixer) {
-      if (isMemberExpression) {
-        return fixer.replaceText(id, "cloneNode");
-      }
-    },
-  });
-}
-
-module.exports = {
-  meta: {
-    schema: [],
-    fixable: "code",
-  },
-  create(context /*: Context */) {
-    return {
-      CallExpression(node /*: Node */) {
-        const origin = getReferenceOrigin(node.callee, context.getScope());
-
-        if (!origin) return;
-
-        if (
-          origin.kind === "import" &&
-          (origin.name === "clone" || origin.name === "cloneDeep") &&
-          origin.source === "@babel/types"
-        ) {
-          // imported from @babel/types
-          return reportError(context, node.callee);
-        }
-
-        if (
-          origin.kind === "property" &&
-          (origin.path === "clone" || origin.path === "cloneDeep") &&
-          origin.base.kind === "import" &&
-          origin.base.name === "types" &&
-          origin.base.source === "@babel/core"
-        ) {
-          // imported from @babel/core
-          return reportError(context, node.callee);
-        }
-
-        if (
-          origin.kind === "property" &&
-          (origin.path === "types.clone" ||
-            origin.path === "types.cloneDeep") &&
-          origin.base.kind === "export param" &&
-          (origin.base.exportName === "default" ||
-            origin.base.exportName === "module.exports") &&
-          origin.base.index === 0
-        ) {
-          // export default function ({ types: t }) {}
-          // module.exports = function ({ types: t }) {}
-          return reportError(context, node.callee);
-        }
-      },
-    };
-  },
-};
-
-/*:: // ESLint types
-
-type Node = { type: string, [string]: any };
-
-type Definition = {
-  type: "ImportedBinding",
-  name: Node,
-  node: Node,
-  parent: Node,
-};
-
-type Variable = {
-  defs: Definition[],
-};
-
-type Scope = {
-  set: Map<string, Variable>,
-  upper: ?Scope,
-};
-
-type Context = {
-  report(options: {
-    node: Node,
-    message: string,
-    fix?: (fixer: Fixer) => ?Fixer,
-  }): void,
-
-  getScope(): Scope,
-};
-
-type Fixer = {
-  replaceText(node: Node, replacement: string): Fixer,
-};
-*/

scripts/eslint_rules/no-undefined-identifier.js

@@ -1,46 +0,0 @@
-"use strict";
-
-function argumentsIsUndefinedString(argumentsArray) {
-  return (
-    argumentsArray.length === 1 &&
-    argumentsArray[0].type === "Literal" &&
-    argumentsArray[0].value === "undefined"
-  );
-}
-
-module.exports = {
-  meta: {
-    schema: [],
-  },
-  create: function(context) {
-    if (context.getFilename().indexOf("packages/babel-plugin-") === -1) {
-      return {};
-    }
-
-    return {
-      CallExpression: function(node) {
-        const callee = node.callee;
-
-        if (
-          callee.type === "MemberExpression" &&
-          argumentsIsUndefinedString(node.arguments)
-        ) {
-          const object = callee.object,
-            property = callee.property;
-
-          if (
-            object.type === "Identifier" &&
-            object.name === "t" &&
-            property.type === "Identifier" &&
-            property.name === "identifier"
-          ) {
-            context.report(
-              node,
-              "Use path.scope.buildUndefinedNode() to create an undefined identifier directly."
-            );
-          }
-        }
-      },
-    };
-  },
-};

scripts/eslint_rules/plugin-name.js

@@ -1,62 +0,0 @@
-"use strict";
-
-const getReferenceOrigin = require("./utils/get-reference-origin");
-
-function reportNoPlugin(context /*: Context */, node /*: Node */) {
-  context.report({
-    node,
-    message: "This file does not export a Babel plugin",
-  });
-}
-
-function is(type /*: string */) /*: (node: Node) => boolean */ {
-  return node => node.type === type;
-}
-
-module.exports = {
-  meta: {
-    schema: [],
-  },
-  create(context /*: Context */) {
-    return {
-      Program(program /*: Node */) {
-        if (!program.body.some(is("ExportDefaultDeclaration"))) {
-          return reportNoPlugin(context, program);
-        }
-      },
-      ExportDefaultDeclaration(exportDefaultDecl) {
-        let plugin = exportDefaultDecl.declaration;
-
-        if (plugin.type === "CallExpression") {
-          // export default declare(api => { ... });
-          const origin = getReferenceOrigin(plugin.callee, context.getScope());
-
-          if (
-            origin &&
-            origin.kind === "import" &&
-            origin.name === "declare" &&
-            origin.source === "@babel/helper-plugin-utils"
-          ) {
-            plugin = plugin.arguments[0];
-          }
-        }
-
-        if (!plugin.type.includes("Function")) {
-          return reportNoPlugin(context, exportDefaultDecl.parent);
-        }
-
-        const returnNode = plugin.body.body.find(is("ReturnStatement"));
-        if (!returnNode || returnNode.argument.type !== "ObjectExpression") {
-          return reportNoPlugin(context, exportDefaultDecl.parent);
-        }
-
-        if (!returnNode.argument.properties.some(p => p.key.name === "name")) {
-          context.report(
-            returnNode,
-            "This Babel plugin doesn't have a 'name' property."
-          );
-        }
-      },
-    };
-  },
-};

scripts/eslint_rules/utils/eslint-types.js

@@ -1,34 +0,0 @@
-/*:: // ESLint types
-
-type Node = { type: string, [string]: any };
-
-type Definition = {
-  type: "ImportedBinding",
-  name: Node,
-  node: Node,
-  parent: Node,
-};
-
-type Variable = {
-  defs: Definition[],
-};
-
-type Scope = {
-  set: Map<string, Variable>,
-  upper: ?Scope,
-};
-
-type Context = {
-  report(options: {
-    node: Node,
-    message: string,
-    fix?: (fixer: Fixer) => ?Fixer,
-  }): void,
-
-  getScope(): Scope,
-};
-
-type Fixer = {
-  replaceText(node: Node, replacement: string): Fixer,
-};
-*/

scripts/eslint_rules/utils/get-reference-origin.js

@@ -1,166 +0,0 @@
-"use strict";
-
-module.exports = getReferenceOrigin;
-
-/*::
-type ReferenceOriginImport = { kind: "import", source: string, name: string };
-type ReferenceOriginParam = {
-  kind: "export param",
-  exportName: string,
-  index: number,
-};
-
-type ReferenceOrigin =
-  | ReferenceOriginImport
-  | ReferenceOriginParam
-  | { kind: "import *", source: string }
-  | {
-      kind: "property",
-      base: ReferenceOriginImport | ReferenceOriginParam,
-      path: string,
-    };
-*/
-
-// Given a node and a context, returns a description of where its value comes
-// from.
-// It resolves imports, parameters of exported functions and property accesses.
-// See the ReferenceOrigin type for more informations.
-function getReferenceOrigin(
-  node /*: Node */,
-  scope /*: Scope */
-) /*: ?ReferenceOrigin */ {
-  if (node.type === "Identifier") {
-    const variable = getVariableDefinition(node.name, scope);
-    if (!variable) return null;
-
-    const definition = variable.definition;
-    const defNode = definition.node;
-
-    if (definition.type === "ImportBinding") {
-      if (defNode.type === "ImportSpecifier") {
-        return {
-          kind: "import",
-          source: definition.parent.source.value,
-          name: defNode.imported.name,
-        };
-      }
-      if (defNode.type === "ImportNamespaceSpecifier") {
-        return {
-          kind: "import *",
-          source: definition.parent.source.value,
-        };
-      }
-    }
-
-    if (definition.type === "Variable" && defNode.init) {
-      const origin = getReferenceOrigin(defNode.init, variable.scope);
-      return origin && patternToProperty(definition.name, origin);
-    }
-
-    if (definition.type === "Parameter") {
-      const parent = defNode.parent;
-      let exportName /*: string */;
-      if (parent.type === "ExportDefaultDeclaration") {
-        exportName = "default";
-      } else if (parent.type === "ExportNamedDeclaration") {
-        exportName = defNode.id.name;
-      } else if (
-        parent.type === "AssignmentExpression" &&
-        parent.left.type === "MemberExpression" &&
-        parent.left.object.type === "Identifier" &&
-        parent.left.object.name === "module" &&
-        parent.left.property.type === "Identifier" &&
-        parent.left.property.name === "exports"
-      ) {
-        exportName = "module.exports";
-      } else {
-        return null;
-      }
-      return patternToProperty(definition.name, {
-        kind: "export param",
-        exportName,
-        index: definition.index,
-      });
-    }
-  }
-
-  if (node.type === "MemberExpression" && !node.computed) {
-    const origin = getReferenceOrigin(node.object, scope);
-    return origin && addProperty(origin, node.property.name);
-  }
-
-  return null;
-}
-
-function getVariableDefinition(name /*: string */, scope /*: Scope */) {
-  let currentScope = scope;
-  do {
-    const variable = currentScope.set.get(name);
-    if (variable && variable.defs[0]) {
-      return { scope: currentScope, definition: variable.defs[0] };
-    }
-  } while ((currentScope = currentScope.upper));
-}
-
-function patternToProperty(
-  id /*: Node */,
-  base /*: ReferenceOrigin */
-) /*: ?ReferenceOrigin */ {
-  const path = getPatternPath(id);
-  return path && path.reduce(addProperty, base);
-}
-
-// Adds a property to a given origin. If it was a namespace import it becomes
-// a named import, so that `import * as x from "foo"; x.bar` and
-// `import { bar } from "foo"` have the same origin.
-function addProperty(
-  origin /*: ReferenceOrigin */,
-  name /*: string */
-) /* ReferenceOrigin */ {
-  if (origin.kind === "import *") {
-    return {
-      kind: "import",
-      source: origin.source,
-      name,
-    };
-  }
-  if (origin.kind === "property") {
-    return {
-      kind: "property",
-      base: origin.base,
-      path: origin.path + "." + name,
-    };
-  }
-  return {
-    kind: "property",
-    base: origin,
-    path: name,
-  };
-}
-
-// if "node" is c of { a: { b: c } }, the result is ["a","b"]
-function getPatternPath(node /*: Node */) /*: ?string[] */ {
-  let current = node;
-  const path = [];
-
-  // Unshift keys to path while going up
-  do {
-    const property = current.parent;
-    if (
-      property.type === "ArrayPattern" ||
-      property.type === "AssignmentPattern" ||
-      property.computed
-    ) {
-      // These nodes are not supported.
-      return null;
-    }
-    if (property.type === "Property") {
-      path.unshift(property.key.name);
-    } else {
-      // The destructuring pattern is finished
-      break;
-    }
-  } while ((current = current.parent.parent));
-
-  return path;
-}

scripts/generators/typescript.js

@@ -160,6 +160,13 @@ for (const type in t.FLIPPED_ALIAS_KEYS) {
     .map(type => `${type}`)
     .join(" | ")};\n`;
 }
+code += "\n";
+
+code += "export interface Aliases {\n";
+for (const type in t.FLIPPED_ALIAS_KEYS) {
+  code += `  ${type}: ${type};\n`;
+}
+code += "}\n\n";
 
 code += lines.join("\n") + "\n";
 

scripts/tests/flow/flow_tests_whitelist.txt

@@ -26,7 +26,6 @@ decorators/migrated_0003.js
 decorators/migrated_0007.js
 private_class_properties/multiple.js
 private_class_properties/super.js
-types/annotations/migrated_0001.js
 types/annotations/void_is_reserved_param.js
 types/member/reserved_words.js
 types/parameter_defaults/migrated_0032.js
@@ -37,4 +36,3 @@ numbers/underscored_float_whole.js
 numbers/underscored_hex.js
 numbers/underscored_number.js
 numbers/underscored_oct.js
-types/annotations_in_comments/migrated_0001.js