ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
124 lines • 9.54 kB
JavaScript
/**
* @fileoverview added by tsickle
* Generated from: check.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @license
* Copyright Alibaba.com All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
import { TemplateRef, Type } from '@angular/core';
/**
* @template T
* @param {?} value
* @return {?}
*/
export function isNotNil(value) {
return typeof value !== 'undefined' && value !== null;
}
/**
* @param {?} value
* @return {?}
*/
export function isNil(value) {
return typeof value === 'undefined' || value === null;
}
/**
* Examine if two objects are shallowly equaled.
* @param {?=} objA
* @param {?=} objB
* @return {?}
*/
export function shallowEqual(objA, objB) {
if (objA === objB) {
return true;
}
if (typeof objA !== 'object' || !objA || typeof objB !== 'object' || !objB) {
return false;
}
/** @type {?} */
var keysA = Object.keys(objA);
/** @type {?} */
var keysB = Object.keys(objB);
if (keysA.length !== keysB.length) {
return false;
}
/** @type {?} */
var bHasOwnProperty = Object.prototype.hasOwnProperty.bind(objB);
// tslint:disable-next-line:prefer-for-of
for (var idx = 0; idx < keysA.length; idx++) {
/** @type {?} */
var key = keysA[idx];
if (!bHasOwnProperty(key)) {
return false;
}
if (objA[key] !== objB[key]) {
return false;
}
}
return true;
}
/**
* @param {?} value
* @return {?}
*/
export function isInteger(value) {
return typeof value === 'number' && isFinite(value) && Math.floor(value) === value;
}
/**
* @param {?} element
* @return {?}
*/
export function isEmpty(element) {
/** @type {?} */
var nodes = element.childNodes;
for (var i = 0; i < nodes.length; i++) {
if (filterNotEmptyNode(nodes.item(i))) {
return false;
}
}
return true;
}
/**
* @param {?} node
* @return {?}
*/
export function filterNotEmptyNode(node) {
if (node) {
if (node.nodeType === 1 && ((/** @type {?} */ (node))).outerHTML.toString().trim().length !== 0) {
// ELEMENT_NODE
return node;
}
else if (node.nodeType === 3 && (/** @type {?} */ (node.textContent)).toString().trim().length !== 0) {
// TEXT_NODE
return node;
}
return null;
}
return null;
}
/**
* @param {?} value
* @return {?}
*/
export function isNonEmptyString(value) {
return typeof value === 'string' && value !== '';
}
/**
* @param {?} value
* @return {?}
*/
export function isTemplateRef(value) {
return value instanceof TemplateRef;
}
/**
* @param {?} value
* @return {?}
*/
export function isComponent(value) {
return value instanceof Type;
}
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