Fix linting in ESLint packages (babel#10712)

* Lint eslint/*

* Run "make fix-js"

* Fix remaining problems

* Remove linting from subpackages

* Remove husky

* Add back eslint dep

.eslintignore

@@ -24,3 +24,7 @@ packages/babel-preset-env-standalone/babel-preset-env.min.js
 packages/babel-standalone/babel.js
 packages/babel-standalone/babel.min.js
 packages/babel-parser/test/expressions
+
+eslint/*/node_modules
+eslint/*/test
+eslint/*/tests

Makefile

@@ -6,7 +6,7 @@ FORCE_PUBLISH = "@babel/runtime,@babel/runtime-corejs2,@babel/runtime-corejs3,@b
 # Fix color output until TravisCI fixes https://github.com/travis-ci/travis-ci/issues/7967
 export FORCE_COLOR = true
 
-SOURCES = packages codemods
+SOURCES = packages codemods eslint
 
 .PHONY: build build-dist watch lint fix clean test-clean test-only test test-ci publish bootstrap
 

eslint/babel-eslint-config-internal/index.js

@@ -4,12 +4,12 @@ module.exports = {
   plugins: ["flowtype"],
   parserOptions: {
     ecmaVersion: 2017,
-    sourceType: "module"
+    sourceType: "module",
   },
   rules: {
-    "camelcase": "off",
+    camelcase: "off",
     "consistent-return": "off",
-    "curly": ["error", "multi-line"],
+    curly: ["error", "multi-line"],
     "linebreak-style": ["error", "unix"],
     "max-len": ["error", 110, 2],
     "new-cap": "off",
@@ -31,18 +31,18 @@ module.exports = {
     "no-use-before-define": "off",
     "no-var": "error",
     "prefer-const": "error",
-    "strict": "off",
+    strict: "off",
     "flowtype/define-flow-type": "warn",
     "flowtype/use-flow-type": "warn",
   },
   globals: {
     // Flow
     Iterator: true,
-    $Keys: true
+    $Keys: true,
   },
   env: {
     node: true,
     es6: true,
-    browser: true
-  }
+    browser: true,
+  },
 };

eslint/babel-eslint-parser/package.json

@@ -13,11 +13,7 @@
   },
   "homepage": "https://github.com/babel/babel-eslint",
   "scripts": {
-    "test": "npm run lint && npm run test-only",
-    "test-only": "cd test && mocha specs && cd -",
-    "lint": "eslint .",
-    "lint-fix": "npm run lint -- --fix",
-    "precommit": "lint-staged",
+    "test": "cd test && mocha specs && cd -",
     "preversion": "npm test",
     "changelog": "git log `git describe --tags --abbrev=0`..HEAD --pretty=format:' * %s (%an)' | grep -v 'Merge pull request'"
   },
@@ -52,23 +48,9 @@
     "@babel/preset-env": "^7.1.5",
     "@babel/preset-flow": "^7.0.0",
     "@babel/preset-react": "^7.0.0",
-    "babel-eslint": "^10.0.2",
     "dedent": "^0.7.0",
     "eslint": "^6.0.1",
-    "eslint-config-babel": "^9.0.0",
-    "eslint-plugin-flowtype": "^3.11.1",
-    "eslint-plugin-import": "^2.14.0",
-    "eslint-plugin-prettier": "^3.1.0",
     "espree": "^6.0.0",
-    "husky": "^1.0.0-rc.13",
-    "lint-staged": "^7.2.2",
-    "mocha": "^6.1.4",
-    "prettier": "^1.4.4"
-  },
-  "lint-staged": {
-    "*.js": [
-      "eslint --format=codeframe --fix",
-      "git add"
-    ]
+    "mocha": "^6.1.4"
   }
 }

eslint/babel-eslint-plugin-development/package.json

@@ -14,14 +14,11 @@
   },
   "main": "src/index.js",
   "scripts": {
-    "test": "mocha tests --recursive",
-    "lint": "eslint src tests"
+    "test": "mocha tests --recursive"
   },
   "devDependencies": {
     "eslint": "^5.9.0",
-    "eslint-plugin-prettier": "^3.0.0",
-    "mocha": "^5.2.0",
-    "prettier": "^1.15.2"
+    "mocha": "^5.2.0"
   },
   "engines": {
     "node": ">=8.0.0"

eslint/babel-eslint-plugin-development/src/rules/no-deprecated-clone.js

@@ -1,5 +1,3 @@
-// @flow
-
 "use strict";
 
 const getReferenceOrigin = require("../utils/get-reference-origin");

eslint/babel-eslint-plugin-development/src/rules/no-undefined-identifier.js

@@ -32,7 +32,7 @@ module.exports = {
         ) {
           context.report(
             node,
-            "Use path.scope.buildUndefinedNode() to create an undefined identifier directly.",
+            "Use path.scope.buildUndefinedNode() to create an undefined identifier directly."
           );
         }
       },

eslint/babel-eslint-plugin-development/src/rules/plugin-name.js

@@ -44,7 +44,7 @@ module.exports = {
       if (!returnValue.properties.some(p => p.key.name === "name")) {
         context.report(
           returnValue,
-          "This Babel plugin doesn't have a 'name' property.",
+          "This Babel plugin doesn't have a 'name' property."
         );
       }
     }

eslint/babel-eslint-plugin-development/src/utils/is-from-babel-types.js

@@ -6,7 +6,7 @@ const isBabelPluginFactory = require("./is-babel-plugin-factory");
 // is a reference to a @babel/types export.
 module.exports = function isFromBabelTypes(
   origin /*: ReferenceOrigin */,
-  scope /*: Scope */,
+  scope /*: Scope */
 ) {
   if (origin.kind === "import" && origin.source === "@babel/types") {
     // imported from @babel/types

eslint/babel-eslint-plugin/index.js

@@ -1,38 +1,38 @@
-'use strict';
+"use strict";
 
 module.exports = {
   rules: {
-    'array-bracket-spacing': require('./rules/array-bracket-spacing'),
-    'arrow-parens': require('./rules/arrow-parens'),
-    'flow-object-type': require('./rules/flow-object-type'),
-    'func-params-comma-dangle': require('./rules/func-params-comma-dangle'),
-    'generator-star-spacing': require('./rules/generator-star-spacing'),
-    'new-cap': require('./rules/new-cap'),
-    'camelcase': require('./rules/camelcase'),
-    'no-await-in-loop': require('./rules/no-await-in-loop'),
-    'no-invalid-this': require('./rules/no-invalid-this'),
-    'no-unused-expressions': require('./rules/no-unused-expressions'),
-    'object-curly-spacing': require('./rules/object-curly-spacing'),
-    'object-shorthand': require('./rules/object-shorthand'),
-    'quotes': require('./rules/quotes'),
-    'semi': require('./rules/semi'),
-    'valid-typeof': require('./rules/valid-typeof'),
+    "array-bracket-spacing": require("./rules/array-bracket-spacing"),
+    "arrow-parens": require("./rules/arrow-parens"),
+    "flow-object-type": require("./rules/flow-object-type"),
+    "func-params-comma-dangle": require("./rules/func-params-comma-dangle"),
+    "generator-star-spacing": require("./rules/generator-star-spacing"),
+    "new-cap": require("./rules/new-cap"),
+    camelcase: require("./rules/camelcase"),
+    "no-await-in-loop": require("./rules/no-await-in-loop"),
+    "no-invalid-this": require("./rules/no-invalid-this"),
+    "no-unused-expressions": require("./rules/no-unused-expressions"),
+    "object-curly-spacing": require("./rules/object-curly-spacing"),
+    "object-shorthand": require("./rules/object-shorthand"),
+    quotes: require("./rules/quotes"),
+    semi: require("./rules/semi"),
+    "valid-typeof": require("./rules/valid-typeof"),
   },
   rulesConfig: {
-    'array-bracket-spacing': 0,
-    'arrow-parens': 0,
-    'camelcase': 0,
-    'flow-object-type': 0,
-    'func-params-comma-dangle': 0,
-    'generator-star-spacing': 0,
-    'new-cap': 0,
-    'no-await-in-loop': 0,
-    'no-invalid-this': 0,
-    'no-unused-expressions': 0,
-    'object-curly-spacing': 0,
-    'object-shorthand': 0,
-    'quotes': 0,
-    'semi': 0,
-    'valid-typeof': 0,
+    "array-bracket-spacing": 0,
+    "arrow-parens": 0,
+    camelcase: 0,
+    "flow-object-type": 0,
+    "func-params-comma-dangle": 0,
+    "generator-star-spacing": 0,
+    "new-cap": 0,
+    "no-await-in-loop": 0,
+    "no-invalid-this": 0,
+    "no-unused-expressions": 0,
+    "object-curly-spacing": 0,
+    "object-shorthand": 0,
+    quotes: 0,
+    semi: 0,
+    "valid-typeof": 0,
   },
 };

eslint/babel-eslint-plugin/rules/array-bracket-spacing.js

@@ -1,43 +1,46 @@
 "use strict";
 
-var isWarnedForDeprecation = false;
+let isWarnedForDeprecation = false;
 module.exports = {
-    meta: {
-        deprecated: true,
-        schema: [
-            {
-                "enum": ["always", "never"]
-            },
-            {
-                "type": "object",
-                "properties": {
-                    "singleValue": {
-                        "type": "boolean"
-                    },
-                    "objectsInArrays": {
-                        "type": "boolean"
-                    },
-                    "arraysInArrays": {
-                        "type": "boolean"
-                    }
-                },
-                "additionalProperties": false
-            }
-        ]
-    },
-    create: function() {
-        return {
-            Program: function() {
-                if (isWarnedForDeprecation || /\=-(f|-format)=/.test(process.argv.join('='))) {
-                    return;
-                }
+  meta: {
+    deprecated: true,
+    schema: [
+      {
+        enum: ["always", "never"],
+      },
+      {
+        type: "object",
+        properties: {
+          singleValue: {
+            type: "boolean",
+          },
+          objectsInArrays: {
+            type: "boolean",
+          },
+          arraysInArrays: {
+            type: "boolean",
+          },
+        },
+        additionalProperties: false,
+      },
+    ],
+  },
+  create: function() {
+    return {
+      Program: function() {
+        if (
+          isWarnedForDeprecation ||
+          /=-(f|-format)=/.test(process.argv.join("="))
+        ) {
+          return;
+        }
 
-                /* eslint-disable no-console */
-                console.log('The babel/array-bracket-spacing rule is deprecated. Please ' +
-                            'use the built in array-bracket-spacing rule instead.');
-                /* eslint-enable no-console */
-                isWarnedForDeprecation = true;
-            }
-        };
-    }
+        console.log(
+          "The babel/array-bracket-spacing rule is deprecated. Please " +
+            "use the built in array-bracket-spacing rule instead."
+        );
+        isWarnedForDeprecation = true;
+      },
+    };
+  },
 };

eslint/babel-eslint-plugin/rules/arrow-parens.js

@@ -1,28 +1,31 @@
 "use strict";
 
-var isWarnedForDeprecation = false;
+let isWarnedForDeprecation = false;
 module.exports = {
-    meta: {
-        deprecated: true,
-        schema: [
-            {
-                "enum": ["always", "as-needed"]
-            }
-        ]
-    },
-    create: function() {
-        return {
-            Program: function() {
-                if (isWarnedForDeprecation || /\=-(f|-format)=/.test(process.argv.join('='))) {
-                    return;
-                }
+  meta: {
+    deprecated: true,
+    schema: [
+      {
+        enum: ["always", "as-needed"],
+      },
+    ],
+  },
+  create: function() {
+    return {
+      Program: function() {
+        if (
+          isWarnedForDeprecation ||
+          /=-(f|-format)=/.test(process.argv.join("="))
+        ) {
+          return;
+        }
 
-                /* eslint-disable no-console */
-                console.log('The babel/arrow-parens rule is deprecated. Please ' +
-                            'use the built in arrow-parens rule instead.');
-                /* eslint-enable no-console */
-                isWarnedForDeprecation = true;
-            }
-        };
-    }
+        console.log(
+          "The babel/arrow-parens rule is deprecated. Please " +
+            "use the built in arrow-parens rule instead."
+        );
+        isWarnedForDeprecation = true;
+      },
+    };
+  },
 };