[Issue 5359] New: std.traits : isDelegate returns false on a delegate

d-bugmail at puremagic.com d-bugmail at puremagic.com
Sun Dec 19 14:51:50 PST 2010


http://d.puremagic.com/issues/show_bug.cgi?id=5359

           Summary: std.traits : isDelegate returns false on a delegate
           Product: D
           Version: D2
          Platform: Other
        OS/Version: Windows
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Phobos
        AssignedTo: nobody at puremagic.com
        ReportedBy: andrej.mitrovich at gmail.com


--- Comment #0 from Andrej Mitrovic <andrej.mitrovich at gmail.com> 2010-12-19 14:49:57 PST ---
import std.traits;
import std.stdio : writeln;

void main()
{
    int delegate() dg;

    writeln(typeid(dg));                  // "int delegate()"
    assert(isDelegate!(int delegate()));  // ok

    assert(isSomeFunction!(dg)); // ok..
    assert(isDelegate!(dg));     // fails
}

Huh?

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