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Fixed t:undotree undefined error

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the ```t:undotree.GetStatusLine()``` is appended to the status line when ```t:undotree``` exists, but it seems like the ```statusline``` will be executed when ```t:undtree``` is no longer available during window destruction.
This commit is contained in:
Ming, Bai 2019-01-22 14:44:52 -08:00
parent e0bde5dea4
commit 6601474bf5
1 changed files with 2 additions and 2 deletions
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4
autoload/airline/extensions/undotree.vim
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@ -11,14 +11,14 @@ function! airline#extensions#undotree#apply(...)
if exists('t:undotree') if exists('t:undotree')
if &ft == 'undotree' if &ft == 'undotree'
if exists('*t:undotree.GetStatusLine') if exists('*t:undotree.GetStatusLine')
call airline#extensions#apply_left_override('undo', '%{t:undotree.GetStatusLine()}') call airline#extensions#apply_left_override('undo', '%{exists("t:undotree") ? t:undotree.GetStatusLine() : ""}')
else else
call airline#extensions#apply_left_override('undotree', '%f') call airline#extensions#apply_left_override('undotree', '%f')
endif endif
endif endif
if &ft == 'diff' && exists('*t:diffpanel.GetStatusLine') if &ft == 'diff' && exists('*t:diffpanel.GetStatusLine')
call airline#extensions#apply_left_override('diff', '%{t:diffpanel.GetStatusLine()}') call airline#extensions#apply_left_override('diff', '%{exists("t:diffpanel") ? t:diffpanel.GetStatusLine() : ""}')
endif endif
endif endif
endfunction endfunction