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hunks: Make hunk extension slightly faster 

do not call airline#extensions#branch#head() but instead use the cached
variable b:airline_head.

Note: it looks like GitGutterGetHunkSummary() could need some cacheing
This commit is contained in:
Christian Brabandt 2017-06-27 14:14:16 +02:00
parent 6ab0098ced
commit 174b7e1962
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GPG Key ID: F3F92DA383FDDE09
1 changed files with 5 additions and 9 deletions
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14
autoload/airline/extensions/hunks.vim
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@ -19,7 +19,8 @@ function! s:get_hunks_signify()
endfunction
function! s:is_branch_empty()
return exists('*airline#extensions#branch#head') && empty(airline#extensions#branch#head())
return exists('*airline#extensions#branch#head') &&
\ empty(get(b:, 'airline_head', ''))
endfunction
function! s:get_hunks_gitgutter()
@ -34,12 +35,7 @@ function! s:get_hunks_changes()
return []
endif
let hunks = changes#GetStats()
for i in hunks
if i > 0
return hunks
endif
endfor
return []
return hunks == [0, 0, 0] ? [] : hunks
endfunction
function! s:get_hunks_empty()
@ -69,7 +65,7 @@ function! airline#extensions#hunks#get_hunks()
endif
" Cache vavlues, so that it isn't called too often
if exists("b:airline_hunks") &&
\ get(b:, 'airline_changenr', 0) == changenr() &&
\ get(b:, 'airline_changenr', 0) == b:changedtick &&
\ winwidth(0) == get(s:, 'airline_winwidth', 0) &&
\ get(b:, 'source_func', '') isnot# 's:get_hunks_signify' &&
\ get(b:, 'source_func', '') isnot# 's:get_hunks_gitgutter' &&
@ -86,7 +82,7 @@ function! airline#extensions#hunks#get_hunks()
endfor
endif
let b:airline_hunks = string
let b:airline_changenr = changenr()
let b:airline_changenr = b:changedtick
let s:airline_winwidth = winwidth(0)
return string
endfunction