Mercurial > projects > ldc
view tests/mini/tupleval.d @ 1166:c6f39553b702
Clean up some suspicious code.
There's no guarantee a constant of integer type is a ConstantInt, so it's not
safe to just cast<> these to ConstantInt. (It could be a constant expression,
for example)
The code is shorter this way too :).
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Sun, 29 Mar 2009 03:27:04 +0200 |
parents | 8d850fa25713 |
children |
line wrap: on
line source
module foo; template ParameterTupleOf( Fn ) { static if( is( Fn Params == function ) ) alias Params ParameterTupleOf; else static if( is( Fn Params == delegate ) ) alias ParameterTupleOf!(Params) ParameterTupleOf; else static if( is( Fn Params == Params* ) ) alias ParameterTupleOf!(Params) ParameterTupleOf; else static assert( false, "Argument has no parameters." ); } struct S { int opApply(T)(T dg) { alias ParameterTupleOf!(T) U; U u; u[0] = 1; u[1] = 2; return 0; } } void main() { foreach(int x, int y; S()){} }