Update eslint to v3.5. Fix lint errors. Move from gulp to npm task fo…

.eslintrc

@@ -21,14 +21,27 @@
     // TODO: turn on later
     "comma-dangle": [
       0
+    ],
+    "import/no-extraneous-dependencies": [
+      "error",
+      {
+        "devDependencies": true
+      }
+    ],
+    "no-underscore-dangle": [
+      0
     ]
   },
   "env": {
     "node": true,
     "mocha": true
   },
+  "parserOptions": {
+    "ecmaVersion": 6,
+    "sourceType": "module"
+  },
   "extends": [
     "eslint:recommended",
-    "airbnb/base"
+    "airbnb-base"
   ]
 }

gulpfile.babel.js

@@ -37,20 +37,6 @@ gulp.task('set-env', () => {
   });
 });
 
-// Lint Javascript
-gulp.task('lint', () =>
-  gulp.src(paths.js)
-    // eslint() attaches the lint output to the "eslint" property
-    // of the file object so it can be used by other modules.
-    .pipe(plugins.eslint())
-    // eslint.format() outputs the lint results to the console.
-    // Alternatively use eslint.formatEach() (see Docs).
-    .pipe(plugins.eslint.format())
-    // To have the process exit with an error code (1) on
-    // lint error, return the stream and pipe to failAfterError last.
-    .pipe(plugins.eslint.failAfterError())
-);
-
 // Copy non-js files to dist
 gulp.task('copy', () =>
   gulp.src(paths.nonJs)
@@ -74,12 +60,12 @@ gulp.task('babel', () =>
 );
 
 // Start server with restart on file changes
-gulp.task('nodemon', ['lint', 'copy', 'babel'], () =>
+gulp.task('nodemon', ['copy', 'babel'], () =>
   plugins.nodemon({
     script: path.join('dist', 'index.js'),
     ext: 'js',
     ignore: ['node_modules/**/*.js', 'dist/**/*.js'],
-    tasks: ['lint', 'copy', 'babel']
+    tasks: ['copy', 'babel']
   })
 );
 
@@ -98,7 +84,7 @@ gulp.task('pre-test', () =>
 // triggers mocha test with code coverage
 gulp.task('test', ['pre-test', 'set-env'], () => {
   let reporters;
-  let	exitCode = 0;
+  let exitCode = 0;
 
   if (plugins.util.env['code-coverage-reporter']) {
     reporters = [...options.codeCoverage.reporters, plugins.util.env['code-coverage-reporter']];

package.json

@@ -12,7 +12,7 @@
   "scripts": {
     "start": "gulp serve",
     "build": "gulp",
-    "lint": "gulp lint",
+    "lint": "eslint *.js server/**/*.js config/**/*.js && echo Lint Passed ❤",
     "test": "gulp mocha",
     "commit": "git-cz",
     "report-coverage": "coveralls < ./coverage/lcov.info"
@@ -65,13 +65,13 @@
     "coveralls": "^2.11.6",
     "cz-conventional-changelog": "1.1.5",
     "del": "^2.2.0",
-    "eslint": "^1.10.3",
-    "eslint-config-airbnb": "5.0.1",
+    "eslint": "3.5.0",
+    "eslint-config-airbnb-base": "7.1.0",
+    "eslint-plugin-import": "1.16.0",
     "ghooks": "^1.2.4",
     "gulp": "3.9.1",
     "gulp-babel": "6.1.2",
     "gulp-env": "^0.4.0",
-    "gulp-eslint": "^1.1.1",
     "gulp-istanbul": "1.0.0",
     "gulp-load-plugins": "^1.2.0",
     "gulp-mocha": "^2.2.0",

server/controllers/user.js

@@ -6,10 +6,10 @@ import User from '../models/user';
 function load(req, res, next, id) {
   User.get(id)
     .then((user) => {
-      req.user = user;		// eslint-disable-line no-param-reassign
+      req.user = user; // eslint-disable-line no-param-reassign
       return next();
     })
-    .catch((e) => next(e));
+    .catch(e => next(e));
 }
 
 /**
@@ -33,8 +33,8 @@ function create(req, res, next) {
   });
 
   user.save()
-    .then((savedUser) => res.json(savedUser))
-    .catch((e) => next(e));
+    .then(savedUser => res.json(savedUser))
+    .catch(e => next(e));
 }
 
 /**
@@ -49,8 +49,8 @@ function update(req, res, next) {
   user.mobileNumber = req.body.mobileNumber;
 
   user.save()
-    .then((savedUser) => res.json(savedUser))
-    .catch((e) => next(e));
+    .then(savedUser => res.json(savedUser))
+    .catch(e => next(e));
 }
 
 /**
@@ -62,8 +62,8 @@ function update(req, res, next) {
 function list(req, res, next) {
   const { limit = 50, skip = 0 } = req.query;
   User.list({ limit, skip })
-    .then((users) =>	res.json(users))
-    .catch((e) => next(e));
+    .then(users => res.json(users))
+    .catch(e => next(e));
 }
 
 /**
@@ -73,8 +73,8 @@ function list(req, res, next) {
 function remove(req, res, next) {
   const user = req.user;
   user.remove()
-    .then((deletedUser) => res.json(deletedUser))
-    .catch((e) => next(e));
+    .then(deletedUser => res.json(deletedUser))
+    .catch(e => next(e));
 }
 
 export default { load, get, create, update, list, remove };

server/helpers/APIError.js

@@ -10,7 +10,7 @@ class ExtendableError extends Error {
     this.message = message;
     this.status = status;
     this.isPublic = isPublic;
-    this.isOperational = true;	// This is required since bluebird 4 doesn't append it anymore.
+    this.isOperational = true; // This is required since bluebird 4 doesn't append it anymore.
     Error.captureStackTrace(this, this.constructor.name);
   }
 }

server/routes/auth.js

@@ -5,7 +5,7 @@ import paramValidation from '../../config/param-validation';
 import authCtrl from '../controllers/auth';
 import config from '../../config/env';
 
-const router = express.Router();	// eslint-disable-line new-cap
+const router = express.Router(); // eslint-disable-line new-cap
 
 /** POST /api/auth/login - Returns token if correct username and password is provided */
 router.route('/login')

server/routes/index.js

@@ -2,7 +2,7 @@ import express from 'express';
 import userRoutes from './user';
 import authRoutes from './auth';
 
-const router = express.Router();	// eslint-disable-line new-cap
+const router = express.Router(); // eslint-disable-line new-cap
 
 /** GET /health-check - Check service health */
 router.get('/health-check', (req, res) =>

server/routes/user.js

@@ -3,7 +3,7 @@ import validate from 'express-validation';
 import paramValidation from '../../config/param-validation';
 import userCtrl from '../controllers/user';
 
-const router = express.Router();	// eslint-disable-line new-cap
+const router = express.Router(); // eslint-disable-line new-cap
 
 router.route('/')
   /** GET /api/users - Get list of users */

server/tests/misc.test.js

@@ -1,7 +1,6 @@
 import request from 'supertest-as-promised';
 import httpStatus from 'http-status';
-import chai from 'chai';
-import { expect } from 'chai';
+import chai, { expect } from 'chai';
 import app from '../../index';
 
 chai.config.includeStack = true;
@@ -12,10 +11,11 @@ describe('## Misc', () => {
       request(app)
         .get('/api/health-check')
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.text).to.equal('OK');
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -24,10 +24,11 @@ describe('## Misc', () => {
       request(app)
         .get('/api/404')
         .expect(httpStatus.NOT_FOUND)
-        .then(res => {
+        .then((res) => {
           expect(res.body.message).to.equal('Not Found');
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -36,10 +37,11 @@ describe('## Misc', () => {
       request(app)
         .get('/api/users/56z787zzz67fc')
         .expect(httpStatus.INTERNAL_SERVER_ERROR)
-        .then(res => {
+        .then((res) => {
           expect(res.body.message).to.equal('Internal Server Error');
           done();
-        });
+        })
+        .catch(done);
     });
 
     it('should handle express validation error - username is required', (done) => {
@@ -49,10 +51,11 @@ describe('## Misc', () => {
           mobileNumber: '1234567890'
         })
         .expect(httpStatus.BAD_REQUEST)
-        .then(res => {
-          expect(res.body.message).to.equal(`"username" is required`);
+        .then((res) => {
+          expect(res.body.message).to.equal('"username" is required');
           done();
-        });
+        })
+        .catch(done);
     });
   });
 });

server/tests/user.test.js

@@ -1,7 +1,6 @@
 import request from 'supertest-as-promised';
 import httpStatus from 'http-status';
-import chai from 'chai';
-import { expect } from 'chai';
+import chai, { expect } from 'chai';
 import app from '../../index';
 
 chai.config.includeStack = true;
@@ -18,12 +17,13 @@ describe('## User APIs', () => {
         .post('/api/users')
         .send(user)
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.body.username).to.equal(user.username);
           expect(res.body.mobileNumber).to.equal(user.mobileNumber);
           user = res.body;
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -32,21 +32,23 @@ describe('## User APIs', () => {
       request(app)
         .get(`/api/users/${user._id}`)
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.body.username).to.equal(user.username);
           expect(res.body.mobileNumber).to.equal(user.mobileNumber);
           done();
-        });
+        })
+        .catch(done);
     });
 
     it('should report error with message - Not found, when user does not exists', (done) => {
       request(app)
         .get('/api/users/56c787ccc67fc16ccc1a5e92')
         .expect(httpStatus.NOT_FOUND)
-        .then(res => {
+        .then((res) => {
           expect(res.body.message).to.equal('Not Found');
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -57,11 +59,12 @@ describe('## User APIs', () => {
         .put(`/api/users/${user._id}`)
         .send(user)
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.body.username).to.equal('KK');
           expect(res.body.mobileNumber).to.equal(user.mobileNumber);
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -70,10 +73,11 @@ describe('## User APIs', () => {
       request(app)
         .get('/api/users')
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.body).to.be.an('array');
           done();
-        });
+        })
+        .catch(done);
     });
   });
 
@@ -82,11 +86,12 @@ describe('## User APIs', () => {
       request(app)
         .delete(`/api/users/${user._id}`)
         .expect(httpStatus.OK)
-        .then(res => {
+        .then((res) => {
           expect(res.body.username).to.equal('KK');
           expect(res.body.mobileNumber).to.equal(user.mobileNumber);
           done();
-        });
+        })
+        .catch(done);
     });
   });
 });