On 2010-10-25 21:01:49 -0400, Walter Bright <newshou...@digitalmars.com> said:

bearophile wrote:
Another diagnostic feature is to not just use the caret (we have discussed about it time ago) but it also underlines the wrong part:

  t.c:7:39: error: invalid operands to binary expression ('int' and 'struct A')
    return y + func(y ? ((SomeA.X + 40) + SomeA) / 42 + SomeA.X : SomeA.X);
                         ~~~~~~~~~~~~~~ ^ ~~~~~

Yes, we discussed it before. The Digital Mars C/C++ compiler does this, and NOBODY CARES. Not one person in 25 years has ever even commented on it. Nobody commented on its lack in dmd.
It's a waste of time to implement things nobody cares about.

With the above error message, when you go to the next error within Xcode, it puts the text insertion caret right where the error caret is. I've found in the last few months using Clang that this behaviour of Xcode saves me from hitting a lot the arrow keys when correcting errors because I'm already closer to where the error happened. That's even more true when the same error is repeated multiple times and I can machinery repeat the same fix. I actually miss the feature when I compile something with GCC using Xcode, because GCC provides only the line number and all Xcode can do is select the line.

It's true that by itself, on the command line, this feature isn't terribly useful. But for better integration with Xcode (or any IDE for that matter), I'd like it very much if dmd printed the column number for the caret in addition to the line. It's not a very important feature, but just a "nice touch" that makes things a little better.

--
Michel Fortin
michel.for...@michelf.com
http://michelf.com/

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