[Issue 9945] New: Add typeFromId __traits

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=9945

           Summary: Add typeFromId __traits
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: timon.gehr at gmx.ch
        Depends on: 9943


--- Comment #0 from timon.gehr at gmx.ch 2013-04-16 14:56:55 PDT ---
Once typeid can be returned from functions, something like this could become
useful:

auto foo(){ return typeid(int); }
static assert(is(__traits(typeFromId, foo())==int));

i.e., add a way to map a type id to its corresponding type at compile time.

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