@tsdi/pack/es2015/ITransform.js

@tsdi/pack is simple build tasks, base on AOP, Ioc container, via @tsdi. dev build pack activities.

import { isObject, isFunction, isObservable } from '@tsdi/ioc';
import { Stream } from 'stream';
/**
 *check target is transform or not.
 *
 * @export
 * @param {*} target
 * @returns {boolean}
 */
export function isTransform(target) {
    return (isObject(target) === true) && (target instanceof Stream || (isFunction(target.pipe) && !isObservable(target)));
}

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