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author | Tom Ryder <tom@sanctum.geek.nz> | 2017-11-12 16:38:09 +1300 |
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committer | Tom Ryder <tom@sanctum.geek.nz> | 2017-11-12 20:45:38 +1300 |
commit | a2281bd121949f2215ee9257e28e2c0966f3f003 (patch) | |
tree | c0643cd7c649245c3f355629f5c9a94e464bf68e /vim/after/ftplugin/mail | |
parent | Exclude SC1090 (failed source) shellcheck error (diff) | |
download | dotfiles-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.vim | 12 |
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 |