areBoolean()

areBoolean()

Checks whether the values are a boolean type or an instance of Boolean by using every(), forEach() and some() methods of the returned object.

are-boolean.func.ts

const areBoolean = <CommonPayload extends object>(...values: any[]) =>
  areDeterminer<CommonPayload>(isBoolean, ...values);

Generic type variables

CommonPayloadextendsobject

The CommonPayload generic type variable constrained by the object constrains the generic type variable Payload of each returned method.

Parameters

...values: any[]

A rest parameter of any type to check its elements against a boolean type or an instance of Boolean.

Returns

The return value is an object of every(), some() and forEach() as methods of checking supplied values.