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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/perl/check.vim | |
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/perl/check.vim')
-rw-r--r-- | vim/after/ftplugin/perl/check.vim | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/vim/after/ftplugin/perl/check.vim b/vim/after/ftplugin/perl/check.vim index 24a174ff..6b057c82 100644 --- a/vim/after/ftplugin/perl/check.vim +++ b/vim/after/ftplugin/perl/check.vim @@ -4,8 +4,10 @@ if exists('b:did_ftplugin_perl_check') || &compatible finish endif let b:did_ftplugin_perl_check = 1 -let b:undo_ftplugin = b:undo_ftplugin - \ . '|unlet b:did_ftplugin_perl_check' +if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|unlet b:did_ftplugin_perl_check' +endif " Set up a mapping for the checker, if we're allowed if !exists('g:no_plugin_maps') && !exists('g:no_perl_maps') @@ -14,16 +16,20 @@ if !exists('g:no_plugin_maps') && !exists('g:no_perl_maps') nnoremap <buffer> <silent> <unique> \ <Plug>PerlCheck \ :<C-U>write !perl -c<CR> - let b:undo_ftplugin = b:undo_ftplugin - \ . '|nunmap <buffer> <Plug>PerlCheck' + if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|nunmap <buffer> <Plug>PerlCheck' + endif " If there isn't a key mapping already, use a default one if !hasmapto('<Plug>PerlCheck') nmap <buffer> <unique> \ <LocalLeader>c \ <Plug>PerlCheck - let b:undo_ftplugin = b:undo_ftplugin - \ . '|nunmap <buffer> <LocalLeader>c' + if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|nunmap <buffer> <LocalLeader>c' + endif endif endif |