mirror of
https://github.com/vim-airline/vim-airline.git
synced 2024-11-28 03:08:45 +08:00
59 lines
1.7 KiB
VimL
59 lines
1.7 KiB
VimL
" MIT License. Copyright (c) 2013 Bailey Ling.
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" vim: et ts=2 sts=2 sw=2
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let s:has_fugitive = exists('*fugitive#head')
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let s:has_fugitive_detect = exists('*fugitive#detect')
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let s:has_lawrencium = exists('*lawrencium#statusline')
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if !s:has_fugitive && !s:has_lawrencium
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finish
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endif
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let s:empty_message = get(g:, 'airline#extensions#branch#empty_message',
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\ get(g:, 'airline_branch_empty_message', ''))
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let s:symbol = get(g:, 'airline#extensions#branch#symbol', g:airline_symbols.branch)
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function! airline#extensions#branch#get_head()
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let head = ''
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if s:has_fugitive && !exists('b:mercurial_dir')
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let head = fugitive#head()
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if empty(head) && s:has_fugitive_detect && !exists('b:git_dir')
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call fugitive#detect(getcwd())
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let head = fugitive#head()
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endif
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endif
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if empty(head)
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if s:has_lawrencium
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let head = lawrencium#statusline()
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endif
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endif
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return empty(head) || !s:check_in_path()
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\ ? s:empty_message
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\ : printf('%s%s', empty(s:symbol) ? '' : s:symbol.(g:airline_symbols.space), head)
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endfunction
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function! s:check_in_path()
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if !exists('b:airline_branch_path')
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let root = get(b:, 'git_dir', get(b:, 'mercurial_dir', ''))
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let bufferpath = resolve(fnamemodify(expand('%'), ':p:h'))
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" .git may be a repo or a file depending on the version of git for submodules
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if !filereadable(root)
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let root = expand(fnamemodify(root, ':h'))
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endif
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let b:airline_file_in_root = stridx(bufferpath, root) > -1
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endif
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return b:airline_file_in_root
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endfunction
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function! airline#extensions#branch#init(ext)
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call airline#parts#define_function('branch', 'airline#extensions#branch#get_head')
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autocmd BufReadPost * unlet! b:airline_file_in_root
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endfunction
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