ngx-echarts/esm5/lib/change-filter.js

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/**
 * @fileoverview added by tsickle
 * @suppress {checkTypes} checked by tsc
 */
import { of, empty } from 'rxjs';
var ChangeFilter = /** @class */ (function () {
    /**
     * @param {?} _changes
     */
    function ChangeFilter(_changes) {
        this._changes = _changes;
    }
    /**
     * @param {?} changes
     * @return {?}
     */
    ChangeFilter.of = function (changes) {
        return new ChangeFilter(changes);
    };
    /**
     * @template T
     * @param {?} key
     * @return {?}
     */
    ChangeFilter.prototype.notEmpty = function (key) {
        if (this._changes[key]) {
            var /** @type {?} */ value = this._changes[key].currentValue;
            if (value !== undefined && value !== null) {
                return of(value);
            }
        }
        return empty();
    };
    /**
     * @template T
     * @param {?} key
     * @return {?}
     */
    ChangeFilter.prototype.has = function (key) {
        if (this._changes[key]) {
            var /** @type {?} */ value = this._changes[key].currentValue;
            return of(value);
        }
        return empty();
    };
    /**
     * @template T
     * @param {?} key
     * @return {?}
     */
    ChangeFilter.prototype.notFirst = function (key) {
        if (this._changes[key] && !this._changes[key].isFirstChange()) {
            var /** @type {?} */ value = this._changes[key].currentValue;
            return of(value);
        }
        return empty();
    };
    /**
     * @template T
     * @param {?} key
     * @return {?}
     */
    ChangeFilter.prototype.notFirstAndEmpty = function (key) {
        if (this._changes[key] && !this._changes[key].isFirstChange()) {
            var /** @type {?} */ value = this._changes[key].currentValue;
            if (value !== undefined && value !== null) {
                return of(value);
            }
        }
        return empty();
    };
    return ChangeFilter;
}());
export { ChangeFilter };
function ChangeFilter_tsickle_Closure_declarations() {
    /** @type {?} */
    ChangeFilter.prototype._changes;
}
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