Get the message describing the error.
@__future const(char) message() nothrow @safe const;
This getter is an alternative way to access the Exception's message,
with the added advantage of being override-able in subclasses.
Subclasses are hence free to do their own memory managements without
being tied to the requirement of providing a
string in a field.
The default behavior is to return the
A message representing the cause of the
Walter Bright, Sean Kelly