Alaa Saleh

Laravel's default validation provides a method [setAttributeNames](https://laravel.com/api/5.3/Illuminate/Validation/Validator.html#method_setAttributeNames) to allow overwriting attribute names that come with the request, as in most cases they aren't meant for end users to understand, and...

closes https://github.com/MeetMartin/conditional-expression/issues/10

A useful method to check if an expression exists in an array, example: ```typescript const fruits = ['apple', 'orange'] const vegetables = ['eggplant', 'carrot'] const food = 'apple' const foodCatrgory...