solar-ng-zorro-antd/esm5/core/util/check.js

An enterprise-class UI components based on Ant Design and Angular

/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes} checked by tsc
 */
import { TemplateRef, Type } from '@angular/core';
/**
 * @param {?} value
 * @return {?}
 */
export function isNotNil(value) {
    return (typeof (value) !== 'undefined') && value !== null;
}
/**
 * 校验对象是否相等
 * @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) {
    // tslint:disable-line:no-any
    return typeof value === 'string' && value !== '';
}
/**
 * @param {?} value
 * @return {?}
 */
export function isTemplateRef(value) {
    // tslint:disable-line:no-any
    return value instanceof TemplateRef;
}
/**
 * @param {?} value
 * @return {?}
 */
export function isComponent(value) {
    // tslint:disable-line:no-any
    return value instanceof Type;
}

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RlO1xuICAgIH0gZWxzZSBpZiAoKG5vZGUubm9kZVR5cGUgPT09IDMpICYmIChub2RlLnRleHRDb250ZW50LnRvU3RyaW5nKCkudHJpbSgpLmxlbmd0aCAhPT0gMCkpIHtcbiAgICAgIC8vIFRFWFRfTk9ERVxuICAgICAgcmV0dXJuIG5vZGU7XG4gICAgfVxuICAgIHJldHVybiBudWxsO1xuICB9XG4gIHJldHVybiBudWxsO1xufVxuXG5leHBvcnQgZnVuY3Rpb24gaXNOb25FbXB0eVN0cmluZyh2YWx1ZTogYW55KTogYm9vbGVhbiB7IC8vIHRzbGludDpkaXNhYmxlLWxpbmU6bm8tYW55XG4gIHJldHVybiB0eXBlb2YgdmFsdWUgPT09ICdzdHJpbmcnICYmIHZhbHVlICE9PSAnJztcbn1cblxuZXhwb3J0IGZ1bmN0aW9uIGlzVGVtcGxhdGVSZWYodmFsdWU6IGFueSk6IGJvb2xlYW4geyAvLyB0c2xpbnQ6ZGlzYWJsZS1saW5lOm5vLWFueVxuICByZXR1cm4gdmFsdWUgaW5zdGFuY2VvZiBUZW1wbGF0ZVJlZjtcbn1cblxuZXhwb3J0IGZ1bmN0aW9uIGlzQ29tcG9uZW50KHZhbHVlOiBhbnkpOiBib29sZWFuIHsgLy8gdHNsaW50OmRpc2FibGUtbGluZTpuby1hbnlcbiAgcmV0dXJuIHZhbHVlIGluc3RhbmNlb2YgVHlwZTtcbn1cbiJdfQ==