From: Simon Ruderich <simon@ruderich.org>
Date: Tue, 29 Nov 2011 14:10:10 +0000 (+0100)
Subject: vimrc: Really disable spell checking when diffing.
X-Git-Url: https://ruderich.org/simon/gitweb/?p=config%2Fdotfiles.git;a=commitdiff_plain;h=a52718a67ac0a600575b992c06804ef6ce76bae5

vimrc: Really disable spell checking when diffing.
---

diff --git a/vimrc b/vimrc
index 5c80473..04d26ca 100644
--- a/vimrc
+++ b/vimrc
@@ -4,9 +4,12 @@
 " EDITOR SETTINGS
 
 " Save 'runtimepath' in case it was changed by the system's configuration
-" files.
+" files. Also save 'diff' as set all& resets it; but somehow later (after
+" sourcing the vimrc - for example in a VimEnter autocmd) it gets
+" automagically restored to the correct value.
 if has('eval')
     let s:save_runtimepath = &runtimepath
+    let s:save_diff = &diff
 endif
 " Reset all options (except 'term', 'lines' and 'columns'). This makes sure a
 " system wide configuration file doesn't change default values.
@@ -14,7 +17,9 @@ set all&
 " And restore it after all other options were reset.
 if has('eval')
     let &runtimepath = s:save_runtimepath
+    let &diff = s:save_diff
     unlet s:save_runtimepath
+    unlet s:save_diff
 endif
 
 " Make sure Vim (and not Vi) settings are used.
@@ -111,10 +116,12 @@ endif
 set ignorecase
 set smartcase
 
-" Activate spell checking, use English as default. Don't use spell checking
-" when diffing.
-if exists('+spell') && has('syntax') && !&diff
-    set spell
+" Activate spell checking, use English as default.
+if exists('+spell') && has('syntax')
+    " But not when diffing as spell checking is distracting in this case.
+    if !&diff
+        set spell
+    endif
     set spelllang=en_us
 endif