feat(validateEmail): Add validateEmail function (#42)

* feat(validateEmail): Add validateEmail function

* WIP:Fixed lint error but now the regex fails

* feat(validateEmail): Add validateEmail function

Author: cueBall123

src/index.js

@@ -8,6 +8,7 @@ import sortObjectsArray from './sort-objects-array'
 import objectValuesToString from './object-values-to-string'
 import getObjectSize from './get-object-size'
 import isArray from './is-array'
+import validateEmail from './validateEmail'
 
 export {
   flatten,
@@ -20,4 +21,5 @@ export {
   objectValuesToString,
   getObjectSize,
   isArray,
+  validateEmail,
 }

src/validateEmail.js

@@ -0,0 +1,14 @@
+export default validateEmail
+
+const regex = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/ // eslint-disable-line max-len
+
+/**
+ * Orginal Source: http://stackoverflow.com/questions/46155
+ * This method will return an array with the given value prefilled
+ *
+ * @param {String} email - The email address to be validated
+ * @return {Boolean} - True if the string passes the regex else False
+ */
+function validateEmail(email) {
+  return regex.test(email)
+}

test/validateEmail.js

@@ -0,0 +1,24 @@
+import test from 'ava'
+import {validateEmail} from '../src'
+
+
+test('validate correct email', t => {
+  const original = 'validate@email.com'
+  const expected = true
+  const actual = validateEmail(original)
+  t.deepEqual(actual,expected)
+})
+
+test('validate wrong format', t => {
+  const original = 'validateemail'
+  const expected = false
+  const actual = validateEmail(original)
+  t.deepEqual(actual,expected)
+})
+
+test('validate wrong format with @', t => {
+  const original = 'validate@'
+  const expected = false
+  const actual = validateEmail(original)
+  t.deepEqual(actual,expected)
+})