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simplify, no globals unless necessary.

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This commit is contained in:
Bailey Ling 2013-08-20 03:44:24 +00:00
parent e65aefac00
commit fa62cbb5f6
1 changed files with 4 additions and 10 deletions
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14
autoload/airline/extensions/hunks.vim
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@ -1,21 +1,15 @@
" MIT License. Copyright (c) 2013 Bailey Ling.
" vim: et ts=2 sts=2 sw=2
function! s:check_defined(variable, default)
if !exists(a:variable)
let {a:variable} = a:default
endif
endfunction
call s:check_defined('g:airline#extensions#hunks#non_zero_only', 0)
call s:check_defined('g:airline#extensions#hunks#hunk_symbols', ['+', '~', '-'])
let s:non_zero_only = get(g:, 'airline#extensions#hunks#non_zero_only', 0)
let s:hunk_symbols = get(g:, 'airline#extensions#hunks#hunk_symbols', ['+', '~', '-'])
function! airline#extensions#hunks#get_hunks()
let hunks = GitGutterGetHunkSummary()
let string = ''
for i in [0, 1, 2]
if g:airline#extensions#hunks#non_zero_only == 0 || hunks[i] > 0
let string .= printf('%s%s ', g:airline#extensions#hunks#hunk_symbols[i], hunks[i])
if s:non_zero_only == 0 || hunks[i] > 0
let string .= printf('%s%s ', s:hunk_symbols[i], hunks[i])
endif
endfor
return string