If the Algebraic object holds a value of the exact type T,
returns a pointer to that value. Otherwise, returns null. In cases
where T is statically disallowed, peek will not compile.
structAlgebraic(Types...)
@safe public pure @property inout @trusted nothrow @nogc
If the Algebraic object holds a value of the exact type T, returns a pointer to that value. Otherwise, returns null. In cases where T is statically disallowed, peek will not compile.