Package: effect
Module: MutableHashSet
Checks whether the specified value is a MutableHashSet, false otherwise.
When to use
Use to narrow an unknown value before treating it as a mutable hash set.
Details
The check looks for the MutableHashSet runtime marker.
Gotchas
Native Set values do not satisfy this check.
See
MutableHashSet for the mutable hash set interfaceSignature
declare const isMutableHashSet: <V>(value: unknown) => value is MutableHashSet<V>
Since v4.0.0