unwrap abstract method

  1. @useResult
T unwrap({
  1. String? msg,
})

Returns the contained value.

Throws

Throws a StateError (with custom message msg if provided) if this is an Err.

Examples

// prints "2"
print(const Ok<int, String>(2).unwrap());

// throws a `StateError`
print(const Err<int, String>('error').unwrap());

Implementation

@useResult
T unwrap({String? msg});