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11 lines
617 B
11 lines
617 B
'use strict'; |
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const isStream = require('is-stream'); |
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// RxJS@6 symbol (https://github.com/sindresorhus/is-observable/issues/1#issuecomment-387843191) |
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const symbolObservable = typeof Symbol === 'function' && Symbol.observable || '@@observable'; // eslint-disable-line no-mixed-operators |
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const isObservable = obj => Boolean(obj && obj[symbolObservable] && obj === obj[symbolObservable]()) || require('is-observable')(obj); |
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exports.isListr = obj => Boolean(obj && obj.setRenderer && obj.add && obj.run); |
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exports.isObservable = obj => isObservable(obj); |
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exports.isStream = obj => isStream(obj) && !isObservable(obj);
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