Mercurial > projects > ldc
view tests/mini/tupleval.d @ 1538:e4ff2e15cf5f
Improve error message when using auto declarations with explicit type.
author | Christian Kamm <kamm incasoftware de> |
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date | Tue, 14 Jul 2009 18:24:40 +0200 |
parents | 8d850fa25713 |
children |
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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()){} }