[Issue 8388] New: std.traits.MemberFunctionsTuple doesn't work with constructors or destructors
d-bugmail at puremagic.com
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Fri Jul 13 22:52:10 PDT 2012
http://d.puremagic.com/issues/show_bug.cgi?id=8388
Summary: std.traits.MemberFunctionsTuple doesn't work with
constructors or destructors
Product: D
Version: unspecified
Platform: All
OS/Version: All
Status: NEW
Severity: normal
Priority: P2
Component: Phobos
AssignedTo: nobody at puremagic.com
ReportedBy: jmdavisProg at gmx.com
--- Comment #0 from Jonathan M Davis <jmdavisProg at gmx.com> 2012-07-13 22:52:08 PDT ---
This code
import std.stdio;
import std.traits;
class C
{
this() {}
this(int i) {}
this(int i, float j) {}
this(string s) {}
~this() {}
}
void main()
{
writeln(__traits(hasMember, C, "__ctor"));
writeln(__traits(hasMember, C, "__dtor"));
foreach(f; MemberFunctionsTuple!(C, "__ctor"))
writeln(f.stringof);
foreach(f; MemberFunctionsTuple!(C, "__dtor"))
writeln(f.stringof);
}
prints
true
true
The MemberFunctionsTuple results are empty. The constructors and destructor
should be listed, but none are. So, clearly, while hasMember properly finds the
constructors and destructor, MemberFunctionsTuple does not.
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