Add prettier, format files

Author: Andy Stanberry

.eslintrc

@@ -1,6 +1,6 @@
 {
-  "extends": "airbnb",
-  "plugins": [
+  "extends": ["airbnb", "prettier"],
+  "plugins": [    
     "react",
     "react-native"
   ],

.prettierrc

@@ -0,0 +1,6 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all",
+  "bracketSpacing": false,
+  "jsxBracketSameLine": true
+}

package.json

@@ -5,11 +5,12 @@
   "main": "build/react-native.js",
   "scripts": {
     "prepublish": "npm run build",
-    "test": "npm run lint && npm run mocha",
+    "test": "npm run lint && prettier \"./**/*.js\" --list-different && npm run mocha",
     "mocha": "mocha --require test/setup-tests.js --require babel-core/register 'test/**/*.js'",
     "mocha:watch": "npm run test -- --watch",
     "build": "babel src --out-dir build",
-    "lint": "./node_modules/.bin/eslint 'src/' 'test/' 'mock.js'"
+    "lint": "./node_modules/.bin/eslint 'src/' 'test/' 'mock.js'",
+    "prettier": "prettier \"./**/*.js\" --write"
   },
   "repository": {
     "type": "git",
@@ -38,12 +39,14 @@
     "enzyme-adapter-react-16": "^1.0.0",
     "eslint": "2.10.2",
     "eslint-config-airbnb": "9.0.1",
+    "eslint-config-prettier": "2.9.0",
     "eslint-plugin-import": "1.8.0",
     "eslint-plugin-jsx-a11y": "1.2.2",
     "eslint-plugin-react": "5.1.1",
     "eslint-plugin-react-native": "1.0.2",
     "jsdom": "^11.3.0",
     "mocha": "^3.0.2",
+    "prettier": "1.14.2",
     "react": "16.0.0-beta.5",
     "react-native": "^0.49.3",
     "react-test-renderer": "^16.0.0",

src/Libraries/EventEmitter/EmitterSubscription.js

@@ -13,7 +13,6 @@ const EventSubscription = require('./EventSubscription');
  * EmitterSubscription represents a subscription with listener and context data.
  */
 class EmitterSubscription extends EventSubscription {
-
   /**
    * @param {EventEmitter} emitter - The event emitter that registered this
    *   subscription

src/Libraries/EventEmitter/EventEmitter.js

@@ -50,10 +50,10 @@ class EventEmitter {
    *   listener
    */
   addListener(eventType, listener, context) {
-    return (this._subscriber.addSubscription(
+    return this._subscriber.addSubscription(
       eventType,
-      new EmitterSubscription(this, this._subscriber, listener, context)
-    ));
+      new EmitterSubscription(this, this._subscriber, listener, context),
+    );
   }
 
   /**
@@ -96,19 +96,19 @@ class EventEmitter {
    *
    * @example
    *   var subscription = emitter.addListenerMap({
-     *     someEvent: function(data, event) {
-     *       console.log(data);
-     *       emitter.removeCurrentListener();
-     *     }
-     *   });
+   *     someEvent: function(data, event) {
+   *       console.log(data);
+   *       emitter.removeCurrentListener();
+   *     }
+   *   });
    *
    *   emitter.emit('someEvent', 'abc'); // logs 'abc'
    *   emitter.emit('someEvent', 'def'); // does not log anything
    */
   removeCurrentListener() {
     invariant(
       !!this._currentSubscription,
-      'Not in an emitting cycle; there is no current subscription'
+      'Not in an emitting cycle; there is no current subscription',
     );
     this.removeSubscription(this._currentSubscription);
   }
@@ -120,7 +120,7 @@ class EventEmitter {
   removeSubscription(subscription) {
     invariant(
       subscription.emitter === this,
-      'Subscription does not belong to this emitter.'
+      'Subscription does not belong to this emitter.',
     );
     this._subscriber.removeSubscription(subscription);
   }
@@ -133,8 +133,10 @@ class EventEmitter {
    * @returns {array}
    */
   listeners(eventType) {
-    const subscriptions = (this._subscriber.getSubscriptionsForType(eventType));
-    return subscriptions ? subscriptions.map(subscription => subscription.listener) : [];
+    const subscriptions = this._subscriber.getSubscriptionsForType(eventType);
+    return subscriptions
+      ? subscriptions.map(subscription => subscription.listener)
+      : [];
   }
 
   /**
@@ -146,13 +148,13 @@ class EventEmitter {
    *
    * @example
    *   emitter.addListener('someEvent', function(message) {
-     *     console.log(message);
-     *   });
+   *     console.log(message);
+   *   });
    *
    *   emitter.emit('someEvent', 'abc'); // logs 'abc'
    */
   emit(eventType) {
-    const subscriptions = (this._subscriber.getSubscriptionsForType(eventType));
+    const subscriptions = this._subscriber.getSubscriptionsForType(eventType);
     if (subscriptions) {
       for (let i = 0, l = subscriptions.length; i < l; i++) {
         const subscription = subscriptions[i];
@@ -162,7 +164,7 @@ class EventEmitter {
           this._currentSubscription = subscription;
           subscription.listener.apply(
             subscription.context,
-            Array.prototype.slice.call(arguments, 1)
+            Array.prototype.slice.call(arguments, 1),
           );
         }
       }
@@ -179,12 +181,12 @@ class EventEmitter {
    *
    * @example
    *   emitter.removeListener('someEvent', function(message) {
-     *     console.log(message);
-     *   }); // removes the listener if already registered
+   *     console.log(message);
+   *   }); // removes the listener if already registered
    *
    */
   removeListener(eventType, listener) {
-    const subscriptions = (this._subscriber.getSubscriptionsForType(eventType));
+    const subscriptions = this._subscriber.getSubscriptionsForType(eventType);
     if (subscriptions) {
       for (let i = 0, l = subscriptions.length; i < l; i++) {
         const subscription = subscriptions[i];

src/Libraries/EventEmitter/EventSubscriptionVendor.js

@@ -14,7 +14,6 @@ const invariant = require('invariant');
  * subscribed to a particular event type.
  */
 class EventSubscriptionVendor {
-
   constructor() {
     this._subscriptionsForType = {};
     this._currentSubscription = null;
@@ -30,7 +29,8 @@ class EventSubscriptionVendor {
     /* eslint-disable no-param-reassign */
     invariant(
       subscription.subscriber === this,
-      'The subscriber of the subscription is incorrectly set.');
+      'The subscriber of the subscription is incorrectly set.',
+    );
     if (!this._subscriptionsForType[eventType]) {
       this._subscriptionsForType[eventType] = [];
     }

src/Libraries/NavigationExperimental/NavigationCard.js

@@ -1,10 +1,8 @@
 import React from 'react';
 
-class CardStackPanResponder {
-}
+class CardStackPanResponder {}
 
-class PagerPanResponder {
-}
+class PagerPanResponder {}
 
 class NavigationCard extends React.Component {
   static CardStackPanResponder = CardStackPanResponder;

src/Libraries/NavigationExperimental/NavigationStateUtils.js

@@ -15,10 +15,7 @@ function push(state, route) {
     throw new Error('should not push route with duplicated key ' + route.key);
   }
 
-  const routes = [
-    ...state.routes,
-    route,
-  ];
+  const routes = [...state.routes, route];
 
   return {
     ...state,
@@ -54,15 +51,16 @@ function jumpToIndex(state, index: number) {
   };
 }
 
-
 function jumpTo(state, key) {
   const index = indexOf(state, key);
   return jumpToIndex(state, index);
 }
 
 function replaceAtIndex(state, index, route) {
   if (!state.routes[index]) {
-    throw new Error('invalid index ' + index + ' for replacing route ' + route.key);
+    throw new Error(
+      'invalid index ' + index + ' for replacing route ' + route.key,
+    );
   }
 
   if (state.routes[index] === route) {

src/NativeModules/ActionSheetManager.js

@@ -1,11 +1,6 @@
-
 const ActionSheetManager = {
-  showActionSheetWithOptions(options, callback) {
-
-  },
-  showShareActionSheetWithOptions(options, failure, success) {
-
-  },
+  showActionSheetWithOptions(options, callback) {},
+  showShareActionSheetWithOptions(options, failure, success) {},
 };
 
 module.exports = ActionSheetManager;

src/NativeModules/AlertManager.js

@@ -2,9 +2,7 @@
  * https://github.com/facebook/react-native/blob/master/React/Modules/RCTAlertManager.m
  */
 const AlertManager = {
-  alertWithArgs(args, callback) {
-
-  },
+  alertWithArgs(args, callback) {},
 };
 
 module.exports = AlertManager;