refactor: Adds isDecimal()

.babelrc

@@ -1,6 +1,5 @@
 {
 	"presets": [
-		"flow",
 		"env"
 	]
 }

dist/common/isDecimal/isDecimal.js

@@ -0,0 +1,13 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+
+var _utils = require('./../../utils');
+
+var isDecimal = function isDecimal(number) {
+  return !(0, _utils.isUndefined)(number) && !(0, _utils.isNull)(number) && /^-?\d*\.\d+$/.test(number);
+};
+
+exports.default = isDecimal;

dist/common/isEmail/isEmail.js

@@ -8,5 +8,5 @@ var _utils = require('./../../utils');
 
 var isEmail = function isEmail(email) {
   return !(0, _utils.isUndefined)(email) && !(0, _utils.isNull)(email) && (0, _utils.isString)(email) && /^(([^<>()\[\]\\.,;:\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,}))$/.test(email.toLowerCase());
-};
+}; // @flow
 exports.default = isEmail;