Files
30-seconds-of-code/test/isReadableStream/isReadableStream.js
2018-10-03 22:16:10 +03:00

8 lines
229 B
JavaScript

const isReadableStream = val =>
val !== null &&
typeof val === 'object' &&
typeof val.pipe === 'function' &&
typeof val._read === 'function' &&
typeof val._readableState === 'object';
module.exports = isReadableStream;