On 29 January 2012 14:04, Denis Shelomovskij <[email protected]> wrote: > 29.01.2012 15:21, Alex Rønne Petersen пишет: > >> On 29-01-2012 10:15, Gour wrote: >>> >>> Hello! >>> >>> It was mentioned in #D that gdc will probably adapt its code to GNU code >>> style and I wonder, seeing no recemmendation in >>> http://www.d-programming-language.org/dstyle.html in regard to >>> indent-style, can someone shed some light what is recommended practice >>> for it within D community? >>> >>> >>> Sincerely, >>> Gour >>> >> >> Phobos generally uses 4-space indentation. >> > > I don't think there is the best coding style (personally I like both K&R and > Allman styles). IMHO things are different with indention. Why does Phobos > use 4-space indentation? > > The following article (IMHO) completely covers tabs vs spaces problem: > http://www.emacswiki.org/cgi-bin/wiki/TabsAreEvil > > It shows that tabs (in spite of the article title) are really good and > should be used always (and only) for indention. Looks like Allman style > doesn't prevent this (if it does, what is the reason?). So: > * Such tab using shows respect to a programmer allowing him to configure tab > size as he prefer. > * Sometimes indention should be changed for a particular using. > * Worst of all, sometimes same code is used in different places where > different indention levels are expected. > * Using spaces guarantee that code will look same in every editor but it is > the simplest and not the most convenient way, the code should look _good for > every editor user_, not _same_, so it tears down our community. > * It's less comfortable to use spaces for indention in every editor I use > (at least because spaces allows caret position in the middle of indention > and pressing <one of delete one char keys> deletes one space instead of the > indention level, so it's easy to accidentally broke indention and use, e.g. > 7 instead of 8 spaces). > > And this isn't only a theory. In practice: > * I've never liked 8-chars indention, so I feels myself bad in d-p-l.org > sources. Probably I'm not the only one. > * I accidentally brake spaces indention sometimes. Probably I'm not the > less-trained-in-printing one. > * Some time ago a ebook version of d-p-l.org has been created. Walter had to > change every 4-spaces indention in examples to 2-spaces indention for > convenience reading on small PPC screen. > * Now everyone see 2-spaces indented examples in d-p-l.org instead of his, > probably, preferred 4-spaces indented. > > Am I mistaken? If no, am I missing some major spaces advantages? If no, lets > use tabs. Perhaps, there is no tool that will convert (convert right, not > somehow, see article) tabs<->spaces in D code.
The problem is lines with mixed tabs and spaces, and different users set their text editors see tabs differently. ie: is your tab-width set to 2, 3, 4, or 8? -- Iain Buclaw *(p < e ? p++ : p) = (c & 0x0f) + '0';
