Snake case a string
npm install snek_caseZero dependency snake_case a string
``js
const snake_case = require('snek_case');
// all output pickle_rick
console.log(snake_case('PickleRick'));
console.log(snake_case('pickleRick'));
console.log(snake_case('PICKLERick'));
console.log(snake_case('pickle_rick'));
``