Error thrown when control reaches the end of a switch case.
The Dart specification requires this error to be thrown when
control reaches the end of a switch case (except the last case
of a switch) without meeting a break or similar end of the control
The hash code for this object.
A representation of the runtime type of the object.
The stack trace at the point where this error was first thrown.
Invoked when a non-existent method or property is accessed.
A string representation of this object.