feat: changes eslint config + updates dependencies

Creates new eslint config based on Airbnb`s one. Updates eslint versions and removes unused dependecies

.babelrc

@@ -1,11 +1,10 @@
 {
   "presets": [
     "latest",
-    "react"
+    "stage-3"
   ],
   "plugins": [
-    "transform-object-rest-spread",
-    "transform-class-properties",
-    "transform-flow-strip-types"
+    "transform-flow-strip-types",
+    "jest"
   ]
 }

.eslintrc.js

@@ -1,47 +1,14 @@
 module.exports = {
   parser: 'babel-eslint',
-  extends: ['formidable/configurations/es6'],
+  extends: ['airbnb-base'],
   globals: {
     Promise: true
   },
   env: {
     node: true
   },
-  ecmaFeatures: {
-    modules: true
-  },
   rules: {
-    'no-unused-vars': [
-      'error',
-      {
-        vars: 'all',
-        args: 'after-used',
-        ignoreRestSiblings: false,
-        argsIgnorePattern: '^_'
-      }
-    ],
-    'no-magic-numbers': 'off',
-    'no-invalid-this': 'off',
-    'no-unused-expressions': 'off',
-    'no-console': 'off',
-    quotes: ['error', 'single', { avoidEscape: true }],
-    indent: [
-      'error',
-      2,
-      {
-        SwitchCase: 1
-      }
-    ],
-    'new-cap': 'off',
-    'func-style': 'off',
-    'generator-star-spacing': 'off',
-    'max-len': ['error', 100, { ignoreUrls: true }],
-    'max-params': 'off',
-    'comma-dangle': ['error', 'never'],
-    'arrow-parens': ['error', 'as-needed'],
-    eqeqeq: ['error', 'smart'],
-    'filenames/match-regex': 'off',
-    'filenames/match-exported': 'off',
-    'filenames/no-index': 'off'
+    'comma-dangle': 'off',
+    'import/prefer-default-export': ['warn']
   }
 };

.gitignore

@@ -39,4 +39,7 @@ jspm_packages
 # Optional REPL history
 .node_repl_history
 
-.DS_Store
+.DS_Store
+
+# yarn.lock exists so don't commit package-lock.json
+package-lock.json

package.json

@@ -9,7 +9,7 @@
     "flow:stop": "flow stop",
     "flow": "flow; test $? -eq 0 -o $? -eq 2",
     "lint": "eslint src/",
-    "prepublish": "npm run test && npm run build",
+    "prepublish": "npm run lint && npm run flow && npm run test && npm run build",
     "test": "jest",
     "test:watch": "jest --watch",
     "watch": "npm run build -- --watch"
@@ -31,17 +31,13 @@
     "babel-cli": "^6.18.0",
     "babel-core": "^6.18.2",
     "babel-eslint": "^7.1.1",
-    "babel-loader": "^6.2.8",
-    "babel-plugin-transform-class-properties": "^6.19.0",
     "babel-plugin-transform-flow-strip-types": "^6.18.0",
-    "babel-plugin-transform-object-rest-spread": "^6.19.0",
     "babel-preset-latest": "^6.16.0",
-    "babel-preset-react": "^6.16.0",
-    "eslint": "^3.17.1",
-    "eslint-config-formidable": "^2.0.1",
+    "eslint": "^4.6.1",
+    "eslint-config-airbnb-base": "^12.0.0",
     "eslint-plugin-babel": "^4.1.1",
-    "eslint-plugin-filenames": "^1.1.0",
-    "eslint-plugin-import": "^2.2.0",
+    "eslint-plugin-import": "^2.7.0",
+    "eslint-plugin-jest": "^21.0.2",
     "flow-bin": "^0.42.0",
     "jest": "^19.0.2",
     "react": "^15.4.2",

src/config.js

@@ -1,5 +1,5 @@
 // @flow
-/*global $Shape*/
+/* global $Shape */
 import type { Config } from './types';
 import defaults from './defaults';