vanilla-type-check/isEmpty.js

Basic type checker

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var isArray_1 = require("./isArray");
var isDom_1 = require("./isDom");
var isPlainObject_1 = require("./isPlainObject");
/**
 * Check if an object or an array is empty.
 *
 * @param value value to check
 * @returns `true` if `obj` is an object with no enumerable keys or an empty array. `false` otherwise.
 */
function isEmpty(value) {
    if (isArray_1.isArray(value)) {
        return value.length === 0;
    }
    else if (isDom_1.isDom(value)) {
        return value.children.length === 0;
    }
    else if (isPlainObject_1.isPlainObject(value)) {
        for (var key in value) {
            if (value.hasOwnProperty(key)) {
                return false;
            }
        }
        return true;
    }
    return false;
}
exports.isEmpty = isEmpty;