Currying in Javascript

currying.js

// Snippet for currying

// Currying can be described as transforming a function that takes N arguments
// so that it can be called as a chain of N functions each taking a single argument.
let greetings = from => 
			        message => 
            			recipient => 
                        		'Dear ${recipient},\n\t${message}\n${from}.';   

let person = greetings("Jerry");                            
let message = person("Happy Birthday!")
let to = message('Tom')
console.log(to)

//OR

console.log(greetings('Jerry')("Happy Birthday!")('Tom'));