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authorTom Ryder <tom@sanctum.geek.nz>2017-11-12 16:38:09 +1300
committerTom Ryder <tom@sanctum.geek.nz>2017-11-12 20:45:38 +1300
commita2281bd121949f2215ee9257e28e2c0966f3f003 (patch)
treec0643cd7c649245c3f355629f5c9a94e464bf68e /vim/after/ftplugin/mail
parentExclude SC1090 (failed source) shellcheck error (diff)
downloaddotfiles-a2281bd121949f2215ee9257e28e2c0966f3f003.tar.gz
dotfiles-a2281bd121949f2215ee9257e28e2c0966f3f003.zip
Add guards for presence of b:undo_* var
This variable is not set in older Vims (early 6.x), and I think it's worth guarding for.
Diffstat (limited to 'vim/after/ftplugin/mail')
-rw-r--r--vim/after/ftplugin/mail/format_flowed.vim12
1 files changed, 8 insertions, 4 deletions
diff --git a/vim/after/ftplugin/mail/format_flowed.vim b/vim/after/ftplugin/mail/format_flowed.vim
index b1b308fb..040a1a51 100644
--- a/vim/after/ftplugin/mail/format_flowed.vim
+++ b/vim/after/ftplugin/mail/format_flowed.vim
@@ -4,10 +4,14 @@ if exists('b:did_ftplugin_mail_format_flowed') || &compatible
finish
endif
let b:did_ftplugin_mail_format_flowed = 1
-let b:undo_ftplugin = b:undo_ftplugin
- \ . '|unlet b:did_ftplugin_mail_format_flowed'
+if exists('b:undo_ftplugin')
+ let b:undo_ftplugin = b:undo_ftplugin
+ \ . '|unlet b:did_ftplugin_mail_format_flowed'
+endif
" Use trailing whitespace to denote continued paragraph
setlocal formatoptions+=w
-let b:undo_ftplugin = b:undo_ftplugin
- \ . '|setlocal formatoptions<'
+if exists('b:undo_ftplugin')
+ let b:undo_ftplugin = b:undo_ftplugin
+ \ . '|setlocal formatoptions<'
+endif