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let s:t_string = type('')
" Primary functions {{{
function! gitgutter#all(force) abort
let visible = tabpagebuflist()
for bufnr in range(1, bufnr('$') + 1)
if buflisted(bufnr)
let file = expand('#'.bufnr.':p')
if !empty(file)
if index(visible, bufnr) != -1
call gitgutter#init_buffer(bufnr)
call gitgutter#process_buffer(bufnr, a:force)
elseif a:force
call s:reset_tick(bufnr)
endif
endif
endif
endfor
endfunction
" Finds the file's path relative to the repo root.
function! gitgutter#init_buffer(bufnr)
if gitgutter#utility#is_active(a:bufnr)
let p = gitgutter#utility#repo_path(a:bufnr, 0)
if type(p) != s:t_string || empty(p)
call gitgutter#utility#set_repo_path(a:bufnr)
call s:setup_maps()
endif
endif
endfunction
function! gitgutter#process_buffer(bufnr, force) abort
" NOTE a:bufnr is not necessarily the current buffer.
if gitgutter#utility#is_active(a:bufnr)
if a:force || s:has_fresh_changes(a:bufnr)
let diff = ''
try
let diff = gitgutter#diff#run_diff(a:bufnr, 'index', 0)
catch /gitgutter not tracked/
call gitgutter#debug#log('Not tracked: '.gitgutter#utility#file(a:bufnr))
catch /gitgutter diff failed/
call gitgutter#debug#log('Diff failed: '.gitgutter#utility#file(a:bufnr))
call gitgutter#hunk#reset(a:bufnr)
endtry
if diff != 'async'
call gitgutter#diff#handler(a:bufnr, diff)
endif
endif
endif
endfunction
function! gitgutter#disable() abort
" get list of all buffers (across all tabs)
for bufnr in range(1, bufnr('$') + 1)
if buflisted(bufnr)
let file = expand('#'.bufnr.':p')
if !empty(file)
call s:clear(bufnr)
endif
endif
endfor
let g:gitgutter_enabled = 0
endfunction
function! gitgutter#enable() abort
let g:gitgutter_enabled = 1
call gitgutter#all(1)
endfunction
function! gitgutter#toggle() abort
if g:gitgutter_enabled
call gitgutter#disable()
else
call gitgutter#enable()
endif
endfunction
function! gitgutter#buffer_disable() abort
let bufnr = bufnr('')
call gitgutter#utility#setbufvar(bufnr, 'enabled', 0)
call s:clear(bufnr)
endfunction
function! gitgutter#buffer_enable() abort
let bufnr = bufnr('')
call gitgutter#utility#setbufvar(bufnr, 'enabled', 1)
call gitgutter#process_buffer(bufnr, 1)
endfunction
function! gitgutter#buffer_toggle() abort
if gitgutter#utility#getbufvar(bufnr(''), 'enabled', 1)
call gitgutter#buffer_disable()
else
call gitgutter#buffer_enable()
endif
endfunction
" }}}
function! s:setup_maps()
if !g:gitgutter_map_keys
return
endif
if !hasmapto('<Plug>GitGutterPrevHunk') && maparg('[c', 'n') ==# ''
nmap <buffer> [c <Plug>GitGutterPrevHunk
endif
if !hasmapto('<Plug>GitGutterNextHunk') && maparg(']c', 'n') ==# ''
nmap <buffer> ]c <Plug>GitGutterNextHunk
endif
if !hasmapto('<Plug>GitGutterStageHunk') && maparg('<Leader>hs', 'n') ==# ''
nmap <buffer> <Leader>hs <Plug>GitGutterStageHunk
endif
if !hasmapto('<Plug>GitGutterUndoHunk') && maparg('<Leader>hu', 'n') ==# ''
nmap <buffer> <Leader>hu <Plug>GitGutterUndoHunk
endif
if !hasmapto('<Plug>GitGutterPreviewHunk') && maparg('<Leader>hp', 'n') ==# ''
nmap <buffer> <Leader>hp <Plug>GitGutterPreviewHunk
endif
if !hasmapto('<Plug>GitGutterTextObjectInnerPending') && maparg('ic', 'o') ==# ''
omap <buffer> ic <Plug>GitGutterTextObjectInnerPending
endif
if !hasmapto('<Plug>GitGutterTextObjectOuterPending') && maparg('ac', 'o') ==# ''
omap <buffer> ac <Plug>GitGutterTextObjectOuterPending
endif
if !hasmapto('<Plug>GitGutterTextObjectInnerVisual') && maparg('ic', 'x') ==# ''
xmap <buffer> ic <Plug>GitGutterTextObjectInnerVisual
endif
if !hasmapto('<Plug>GitGutterTextObjectOuterVisual') && maparg('ac', 'x') ==# ''
xmap <buffer> ac <Plug>GitGutterTextObjectOuterVisual
endif
endfunction
function! s:has_fresh_changes(bufnr) abort
return getbufvar(a:bufnr, 'changedtick') != gitgutter#utility#getbufvar(a:bufnr, 'tick')
endfunction
function! s:reset_tick(bufnr) abort
call gitgutter#utility#setbufvar(a:bufnr, 'tick', 0)
endfunction
function! s:clear(bufnr)
call gitgutter#sign#clear_signs(a:bufnr)
call gitgutter#sign#remove_dummy_sign(a:bufnr, 1)
call gitgutter#hunk#reset(a:bufnr)
call s:reset_tick(a:bufnr)
endfunction
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