本文整理汇总了TypeScript中rxjs/operator/distinctUntilChanged.distinctUntilChanged.call方法的典型用法代码示例。如果您正苦于以下问题：TypeScript distinctUntilChanged.call方法的具体用法？TypeScript distinctUntilChanged.call怎么用？TypeScript distinctUntilChanged.call使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类rxjs/operator/distinctUntilChanged.distinctUntilChanged的用法示例。
在下文中一共展示了distinctUntilChanged.call方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: if
export function select<T, R>(pathOrMapFn: any, ...paths: string[]): Observable<R> {
let mapped$: Observable<R>;
if (typeof pathOrMapFn === 'string') {
mapped$ = pluck.call(this, pathOrMapFn, ...paths);
}
else if (typeof pathOrMapFn === 'function') {
mapped$ = map.call(this, pathOrMapFn);
}
else {
throw new TypeError(`Unexpected type ${ typeof pathOrMapFn } in select operator,`
+ ` expected 'string' or 'function'`);
}
return distinctUntilChanged.call(mapped$);
}示例2: selectOperator
return function selectOperator(source$: Store<T>): Store<K> {
let mapped$: Store<any>;
if (typeof pathOrMapFn === 'string') {
mapped$ = pluck.call(source$, pathOrMapFn, ...paths);
} else if (typeof pathOrMapFn === 'function') {
mapped$ = map.call(source$, pathOrMapFn);
} else {
throw new TypeError(
`Unexpected type '${typeof pathOrMapFn}' in select operator,` +
` expected 'string' or 'function'`
);
}
return distinctUntilChanged.call(mapped$);
};示例3: select
select(
pathOrMapFn: ((state: T) => any) | string,
...paths: string[]
): Store<any> {
let mapped$: Store<any>;
if (typeof pathOrMapFn === 'string') {
mapped$ = pluck.call(this, pathOrMapFn, ...paths);
} else if (typeof pathOrMapFn === 'function') {
mapped$ = map.call(this, pathOrMapFn);
} else {
throw new TypeError(
`Unexpected type '${typeof pathOrMapFn}' in select operator,` +
` expected 'string' or 'function'`
);
}
return distinctUntilChanged.call(mapped$);
}示例4:
select<R>(pathOrMapFn: (state: T) => R): Observable<R> {
const mapped$: Observable<R> = map.call(this, pathOrMapFn);
return distinctUntilChanged.call(mapped$);
}