skutter/dist/lib/framework/stack.js

Skutter: Opinionated BDD Browser based test framework

"use strict";
class Stack {
    constructor() {
        this._stack = [];
    }
    get topItem() {
        if (this._stack.length === 0) {
            return undefined;
        }
        return this._stack[this._stack.length - 1];
    }
    get length() {
        return this._stack.length;
    }
    reset() {
        this._stack = [];
    }
    push(item) {
        if (!item) {
            throw new Error("[Stack].[push] Attempting to push a null object onto the inspection stack!");
        }
        this._stack.push(item);
    }
    pop() {
        if (this._stack.length > 0) {
            return this._stack.pop();
        }
    }
}
exports.Stack = Stack;