Function isPromiseLike

Determines if an element is a Promise-like object.

Remarks

Function used to check if an element is a PromiseLike<U> object by validating that it is an object that contains a thenable function.

Example

isPromiseLike(1) // false
isPromiseLike(Promise.resolve(1)) // true
isPromiseLike({ then: () => {} }) // true
isPromiseLike({ then: 1 }) // false

Returns

true if element is a PromiseLike<U> object