[Issue 13682] New: std.range.isRangeOf?
    via Digitalmars-d-bugs 
    digitalmars-d-bugs at puremagic.com
       
    Tue Nov  4 02:50:31 PST 2014
    
    
  
https://issues.dlang.org/show_bug.cgi?id=13682
          Issue ID: 13682
           Summary: std.range.isRangeOf?
           Product: D
           Version: D2
          Hardware: x86
                OS: Windows
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: Phobos
          Assignee: nobody at puremagic.com
          Reporter: bearophile_hugs at eml.cc
Sometimes I have a function that just needs an iterable (sometimes and
opApply-based iterable is OK too, but this is enhahcement request is just for
ranges):
void foo(Range)(Range data)
if (isForwardRange!Range && is(Unqual!(ForeachType!Range) == 
int)) {}
So perhaos it's a good idea to add a simple "isRangeOf" template to Phobos:
void foo(Range)(Range data)
if (isRangeOf!(Range, int)) {}
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