[Issue 13808] New: Scoped std.string:format import in SysTime hijacks UFCS

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13808

          Issue ID: 13808
           Summary: Scoped std.string:format import in SysTime hijacks
                    UFCS
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Keywords: rejects-valid
          Severity: regression
          Priority: P1
         Component: Phobos
          Assignee: nobody at puremagic.com
          Reporter: thecybershadow at gmail.com

///////////////// test.d /////////////////
import std.datetime;
import std.string;

string format(SysTime s) { return "foo"; }

void main()
{
    SysTime s;
    s.format();
}
//////////////////////////////////////////

test.d(9): Error: template std.format.format cannot deduce function from
argument types !()(), candidates are:
C:\Soft\dmd2d\windows\bin\..\..\src\phobos\std\format.d(6373):       
std.format.format(Char, Args...)(in Char[] fmt, Args args)

Introduced in https://github.com/D-Programming-Language/phobos/pull/2681

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