Result<Success, Failure> class
A simple Result wrapper.
You can declare Success and Failure Types as Generic Type..
Constructors
- Result.failure(Failure failure)
-
Marks this Result as failing
factory
- Result.success(Success value)
-
Marks this Result as successful.
factory
Properties
- failure → Failure
-
returns the failure or null if the state is success.
read-only
- isFailure → bool
-
returns true, if the result is in failure state.
read-only
- isSuccess → bool
-
returns true, if the result is in success state.
read-only
- success → Success
-
returns the success value or null if there is a failure.
read-only
- hashCode → int
-
The hash code for this object. [...]
read-only, inherited
- runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Methods
-
map<
ResultType> (ResultType mapper(Success)) → Result< ResultType, Failure> - Use map to convert a Result from one value type to another. Changes only value type, not the Failure.
-
when<
ResultType> ({ResultType success(Success), ResultType failure(Failure) }) → ResultType - Somehow like a switch case statement. You can return a Value from the functions success and failure.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed. [...]
inherited
-
toString(
) → String -
Returns a string representation of this object.
inherited
Operators
-
operator ==(
dynamic other) → bool -
The equality operator. [...]
inherited