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view tests/mini/tupleval.d @ 906:f1ed7fe85138
Casts from interface to class generally need to be dynamic. Fixes #189.
author | Christian Kamm <kamm incasoftware de> |
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date | Sun, 25 Jan 2009 12:35:11 +0100 |
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()){} }