Fold .eslintrc's into the root eslintrc

Reviewed By: davidaurelio

Differential Revision: D6996960

fbshipit-source-id: f05c76b7356b21ecb8db4489920fd3a1fc34f1d9

.eslintignore

@@ -1,3 +1,4 @@
+!.eslintrc.js
 **/coverage/**
 **/node_modules/**
 **/vendor/**

.eslintrc.js

@@ -23,4 +23,21 @@ module.exports = {
     'prettier/prettier': ['error', 'fb', '@format'],
     'sort-keys': 'off',
   },
+  overrides: [
+    {
+      files: ['packages/metro-source-map/**/*.js'],
+      rules: {
+        'operator-assignment': ['error', 'never'],
+      },
+      env: {
+        node: true,
+      },
+    },
+    {
+      files: ['scripts/**/*.js'],
+      rules: {
+        'babel/func-params-comma-dangle': 'off',
+      },
+    },
+  ],
 };

packages/metro-source-map/.eslintrc

@@ -1,8 +0,0 @@
-{
-  "rules": {
-    "operator-assignment": ["error", "never"]
-  },
-  "env": {
-    "node": true
-  }
-}

scripts/.eslintrc

@@ -1,5 +0,0 @@
-{
-  "rules": {
-    "babel/func-params-comma-dangle": 0
-  }
-}