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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/sh/lint.vim
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/sh/lint.vim')
-rw-r--r--vim/after/ftplugin/sh/lint.vim24
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