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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/sh/lint.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/sh/lint.vim')
-rw-r--r-- | vim/after/ftplugin/sh/lint.vim | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/vim/after/ftplugin/sh/lint.vim b/vim/after/ftplugin/sh/lint.vim index b6377966..8745a31e 100644 --- a/vim/after/ftplugin/sh/lint.vim +++ b/vim/after/ftplugin/sh/lint.vim @@ -4,8 +4,10 @@ if exists('b:did_ftplugin_sh_lint') || &compatible finish endif let b:did_ftplugin_sh_lint = 1 -let b:undo_ftplugin = b:undo_ftplugin - \ . '|unlet b:did_ftplugin_sh_lint' +if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|unlet b:did_ftplugin_sh_lint' +endif " Choose linter based on shell family if exists('b:is_bash') @@ -15,8 +17,10 @@ elseif exists('b:is_kornshell') else let b:sh_lint = 'write !shellcheck -e SC1090 -s sh -' endif -let b:undo_ftplugin = b:undo_ftplugin - \ . '|unlet b:sh_lint' +if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|unlet b:sh_lint' +endif " Set up a mapping for the linter, if we're allowed if !exists('g:no_plugin_maps') && !exists('g:no_sh_maps') @@ -25,16 +29,20 @@ if !exists('g:no_plugin_maps') && !exists('g:no_sh_maps') nnoremap <buffer> <silent> <unique> \ <Plug>ShLint \ :<C-U>execute b:sh_lint<CR> - let b:undo_ftplugin = b:undo_ftplugin - \ . '|nunmap <buffer> <Plug>ShLint' + if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|nunmap <buffer> <Plug>ShLint' + endif " If there isn't a key mapping already, use a default one if !hasmapto('<Plug>ShLint') nmap <buffer> <unique> \ <LocalLeader>l \ <Plug>ShLint - let b:undo_ftplugin = b:undo_ftplugin - \ . '|nunmap <buffer> <LocalLeader>l' + if exists('b:undo_ftplugin') + let b:undo_ftplugin = b:undo_ftplugin + \ . '|nunmap <buffer> <LocalLeader>l' + endif endif endif |