ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
111 lines • 8.57 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { TemplateRef, Type } from '@angular/core';
// tslint:disable-next-line:no-any
/**
* @param {?} value
* @return {?}
*/
export function isNotNil(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) && (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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