True Myth / result / isInstance
Function: isInstance() 
Call Signature 
isInstance<
T,E>(item):item is Result<T, E>
Determine whether an item is an instance of Result.
Type Parameters 
T 
T
E 
E
Parameters 
item 
Result<T, E>
The item to check.
Returns 
item is Result<T, E>
Call Signature 
isInstance(
item):item is Result<unknown, unknown>
Determine whether an item is an instance of Result.
Parameters 
item 
unknown
The item to check.
Returns 
item is Result<unknown, unknown>