guardType()
Last updated
Was this helpful?
Last updated
Was this helpful?
A generic type variable T
constrained by generic type indicates captured type of the supplied via the and the parameter of the provided function type.
The Payload
generic type variable constrained by indicates the type of optional parameter of the supplied function and optional parameter of the function from which it captures its value.
The value of a generic type variable constrained by generic type , by default of the type captured from itself, to guard.
The value of or type of the indicates against which type a given is checked.
The optional callback of type with parameters, the that has been checked, the result
of this check, and payload
of generic type variable with optional properties from the provided payload
, to handle them before the result
return. By default, it uses resultCallback()
function.
An optional of the generic type variable is assigned to the of the given function.
The return type is a as the result of its statement indicating the is a generic type variable by default of the type captured from the supplied .
The return value is a indicating whether the is a type from a given of the .