[MacPorts] CommitMessages modified

[MacPorts]

Page "CommitMessages" was changed by mkae
Diff URL: <https://trac.macports.org/wiki/CommitMessages?action=diff&version=19>
Revision 19
Comment: Rainer's colorization trick
Changes:
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Index: CommitMessages
=========================================================================
--- CommitMessages (version: 18)
+++ CommitMessages (version: 19)
@@ -95,7 +95,18 @@
 $ git config --global core.editor ed
 }}}
 
+
+In case you're using {{{vim}}} as your favorite editor you might want to enable colorizing the commit messages according to the required formatting rules w.r.t. characters in the first and subsequent lines like this:
 {{{
-#!div style="background-color: lightyellow; padding: 0.25em;"
-TODO: Add per-editor information. (For {{{vi}}} include Rainer's colorization trickery for {{{gitcommitOverflow}}}!)
+filetype plugin indent on
+hi def link gitcommitOverflow Error
+
+autocmd BufEnter *
+   \ if &textwidth > 0 |
+       \ exec 'match Overlength /\%>' . &textwidth . 'v.\+/' |
+   \ endif
+hi def link Overlength Error
+" or customize it with other colors
+" "hi OverLength ctermbg=LightRed guibg=LightRed
 }}}
+which needs to be saved in {{{~/.vimrc}}}.
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