vim-airline/autoload/airline/extensions/branch.vim
2013-09-10 15:40:54 +00:00

55 lines
1.6 KiB
VimL

" MIT License. Copyright (c) 2013 Bailey Ling.
" vim: et ts=2 sts=2 sw=2
let s:has_fugitive = exists('*fugitive#head')
let s:has_fugitive_detect = exists('*fugitive#detect')
let s:has_lawrencium = exists('*lawrencium#statusline')
if !s:has_fugitive && !s:has_lawrencium
finish
endif
let s:empty_message = get(g:, 'airline#extensions#branch#empty_message',
\ get(g:, 'airline_branch_empty_message', ''))
let s:symbol = get(g:, 'airline#extensions#branch#symbol', g:airline_symbols.branch)
function! airline#extensions#branch#get_head()
let head = ''
if s:has_fugitive && !exists('b:mercurial_dir')
let head = fugitive#head()
if empty(head) && s:has_fugitive_detect && !exists('b:git_dir')
call fugitive#detect(getcwd())
let head = fugitive#head()
endif
endif
if empty(head)
if s:has_lawrencium
let head = lawrencium#statusline()
endif
endif
return empty(head) || !s:check_in_path()
\ ? s:empty_message
\ : printf('%s%s', empty(s:symbol) ? '' : s:symbol.' ', head)
endfunction
function! s:check_in_path()
if !exists('b:airline_branch_path')
let root = get(b:, 'git_dir', get(b:, 'mercurial_dir', ''))
let bufferpath = resolve(fnamemodify(expand('%'), ':p:h'))
let root = fnamemodify(root, ':h')
let b:airline_file_in_root = stridx(bufferpath, root) > -1
endif
return b:airline_file_in_root
endfunction
function! airline#extensions#branch#init(ext)
call airline#parts#define_function('branch', 'airline#extensions#branch#get_head')
autocmd BufReadPost * unlet! b:airline_file_in_root
endfunction