just-a-stack

A linked list implementation of a stack.

###Objects###

Stack
The stack object returned when require is called on this library

var Stack = require('just-a-stack');
var stack = new Stack();

###Methods###

push(data)
Pushes data onto the top of the stack

var text = "i like to do drawings";
stack.push(text);
console.log(stack.peek());
//> i like to do drawings

pop()
Pops data off the top of the stack

var intro = "hello my name";
stack.push(intro);
var name = "is simon";
stack.push(name);
console.log(stack.pop());
//> is simon

peek()
Returns the data on the top of the stack without modifying the stack

var intro = "hello my name";
stack.push(intro);
var name = "is simon";
stack.push(name);
console.log(stack.peek());
//> is simon
console.log(stack.pop());
//> is simon

size()
Returns the size of the stack

console.log(stack.size());
//> 2

isEmpty()
Convience method that checks if the stack size is 0

if (!stack.isEmpty()) {
	while(stack.pop());
}
console.log(stack.isEmpty());
//> true