[Issue 12086] std.algorithm.remove + range of indices produces wrong results

via Digitalmars-d-bugs digitalmars-d-bugs at puremagic.com
Wed Jun 11 07:31:10 PDT 2014


https://issues.dlang.org/show_bug.cgi?id=12086

safety0ff.bugz <safety0ff.bugz at gmail.com> changed:

           What    |Removed                     |Added
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                 CC|                            |safety0ff.bugz at gmail.com

--- Comment #1 from safety0ff.bugz <safety0ff.bugz at gmail.com> ---
I think this is a combination of a documentation bug and a remove bug:
The documentation bug is that it should accept any range of indices with length
1 or 2.
Currently it is only documented that tuples of length 2 should be accepted, but
I don't see why tuples should be special.

Secondly:
import std.stdio, std.algorithm;

void main(string[] args)
{
    writeln( [0,1,2,3,4].remove(1, 3) );
    // 0, 2, 4  -- correct

    writeln( [0,1,2,3,4].remove([1, 3]) );
    // 0, 3, 4  -- correct

    writeln( [0,1,2,3,4].remove(tuple(1,3)) );
    // 0, 3, 4  -- correct

    writeln( [0,1,2,3,4].remove([1,3,4]) ); // should error on invalid args
    // 0, 3, 4  -- incorrect


    writeln( [0,1,2,3,4].remove(tuple(1,3,4)) ); // should error on invalid
args
    // 0, 3, 4  -- incorrect
}

--


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