260 lines
7.2 KiB
VimL
260 lines
7.2 KiB
VimL
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let s:nomodeline = (v:version > 703 || (v:version == 703 && has('patch442'))) ? '<nomodeline>' : ''
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" Primary functions {{{
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function! gitgutter#all() abort
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for buffer_id in gitgutter#utility#dedup(tabpagebuflist())
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let file = expand('#' . buffer_id . ':p')
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if !empty(file)
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call gitgutter#process_buffer(buffer_id, 0)
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endif
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endfor
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endfunction
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" bufnr: (integer) the buffer to process.
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" realtime: (boolean) when truthy, do a realtime diff; otherwise do a disk-based diff.
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function! gitgutter#process_buffer(bufnr, realtime) abort
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call gitgutter#utility#use_known_shell()
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call gitgutter#utility#set_buffer(a:bufnr)
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if gitgutter#utility#is_active()
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if g:gitgutter_sign_column_always
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call gitgutter#sign#add_dummy_sign()
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endif
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try
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if !a:realtime || gitgutter#utility#has_fresh_changes()
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let diff = gitgutter#diff#run_diff(a:realtime || gitgutter#utility#has_unsaved_changes(), 0)
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if diff != 'async'
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call gitgutter#handle_diff(diff)
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endif
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endif
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catch /diff failed/
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call gitgutter#debug#log('diff failed')
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call gitgutter#hunk#reset()
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endtry
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execute "silent doautocmd" s:nomodeline "User GitGutter"
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else
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call gitgutter#hunk#reset()
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endif
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call gitgutter#utility#restore_shell()
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endfunction
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function! gitgutter#handle_diff(diff) abort
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call gitgutter#debug#log(a:diff)
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call gitgutter#utility#setbufvar(gitgutter#utility#bufnr(), 'tracked', 1)
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call gitgutter#hunk#set_hunks(gitgutter#diff#parse_diff(a:diff))
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let modified_lines = gitgutter#diff#process_hunks(gitgutter#hunk#hunks())
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if len(modified_lines) > g:gitgutter_max_signs
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call gitgutter#utility#warn_once('exceeded maximum number of signs (configured by g:gitgutter_max_signs).', 'max_signs')
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call gitgutter#sign#clear_signs()
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return
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endif
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if g:gitgutter_signs || g:gitgutter_highlight_lines
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call gitgutter#sign#update_signs(modified_lines)
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endif
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call gitgutter#utility#save_last_seen_change()
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endfunction
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function! gitgutter#disable() abort
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" get list of all buffers (across all tabs)
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let buflist = []
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for i in range(tabpagenr('$'))
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call extend(buflist, tabpagebuflist(i + 1))
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endfor
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for buffer_id in gitgutter#utility#dedup(buflist)
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let file = expand('#' . buffer_id . ':p')
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if !empty(file)
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call gitgutter#utility#set_buffer(buffer_id)
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call gitgutter#sign#clear_signs()
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call gitgutter#sign#remove_dummy_sign(1)
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call gitgutter#hunk#reset()
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endif
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endfor
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let g:gitgutter_enabled = 0
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endfunction
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function! gitgutter#enable() abort
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let g:gitgutter_enabled = 1
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call gitgutter#all()
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endfunction
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function! gitgutter#toggle() abort
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if g:gitgutter_enabled
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call gitgutter#disable()
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else
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call gitgutter#enable()
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endif
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endfunction
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" }}}
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" Line highlights {{{
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function! gitgutter#line_highlights_disable() abort
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let g:gitgutter_highlight_lines = 0
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call gitgutter#highlight#define_sign_line_highlights()
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if !g:gitgutter_signs
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call gitgutter#sign#clear_signs()
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call gitgutter#sign#remove_dummy_sign(0)
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endif
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redraw!
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endfunction
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function! gitgutter#line_highlights_enable() abort
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let old_highlight_lines = g:gitgutter_highlight_lines
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let g:gitgutter_highlight_lines = 1
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call gitgutter#highlight#define_sign_line_highlights()
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if !old_highlight_lines && !g:gitgutter_signs
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call gitgutter#all()
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endif
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redraw!
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endfunction
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function! gitgutter#line_highlights_toggle() abort
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if g:gitgutter_highlight_lines
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call gitgutter#line_highlights_disable()
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else
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call gitgutter#line_highlights_enable()
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endif
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endfunction
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" }}}
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" Signs {{{
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function! gitgutter#signs_enable() abort
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let old_signs = g:gitgutter_signs
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let g:gitgutter_signs = 1
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call gitgutter#highlight#define_sign_text_highlights()
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if !old_signs && !g:gitgutter_highlight_lines
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call gitgutter#all()
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endif
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endfunction
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function! gitgutter#signs_disable() abort
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let g:gitgutter_signs = 0
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call gitgutter#highlight#define_sign_text_highlights()
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if !g:gitgutter_highlight_lines
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call gitgutter#sign#clear_signs()
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call gitgutter#sign#remove_dummy_sign(0)
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endif
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endfunction
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function! gitgutter#signs_toggle() abort
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if g:gitgutter_signs
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call gitgutter#signs_disable()
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else
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call gitgutter#signs_enable()
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endif
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endfunction
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" }}}
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" Hunks {{{
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function! gitgutter#stage_hunk() abort
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call gitgutter#utility#use_known_shell()
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if gitgutter#utility#is_active()
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" Ensure the working copy of the file is up to date.
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" It doesn't make sense to stage a hunk otherwise.
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noautocmd silent write
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let diff = gitgutter#diff#run_diff(0, 1)
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call gitgutter#handle_diff(diff)
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if empty(gitgutter#hunk#current_hunk())
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call gitgutter#utility#warn('cursor is not in a hunk')
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else
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let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'stage')
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call gitgutter#utility#system(gitgutter#utility#command_in_directory_of_file(g:gitgutter_git_executable.' apply --cached --unidiff-zero - '), diff_for_hunk)
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" refresh gitgutter's view of buffer
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silent execute "GitGutter"
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endif
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silent! call repeat#set("\<Plug>GitGutterStageHunk", -1)<CR>
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endif
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call gitgutter#utility#restore_shell()
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endfunction
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function! gitgutter#undo_hunk() abort
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call gitgutter#utility#use_known_shell()
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if gitgutter#utility#is_active()
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" Ensure the working copy of the file is up to date.
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" It doesn't make sense to stage a hunk otherwise.
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noautocmd silent write
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let diff = gitgutter#diff#run_diff(0, 1)
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call gitgutter#handle_diff(diff)
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if empty(gitgutter#hunk#current_hunk())
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call gitgutter#utility#warn('cursor is not in a hunk')
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else
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let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'undo')
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call gitgutter#utility#system(gitgutter#utility#command_in_directory_of_file(g:gitgutter_git_executable.' apply --reverse --unidiff-zero - '), diff_for_hunk)
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" reload file preserving screen line position
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" CTRL-Y and CTRL-E treat negative counts as positive counts.
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let x = line('w0')
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silent edit
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let y = line('w0')
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let z = x - y
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if z > 0
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execute "normal! ".z."\<C-E>"
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else
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execute "normal! ".z."\<C-Y>"
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endif
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endif
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silent! call repeat#set("\<Plug>GitGutterUndoHunk", -1)<CR>
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endif
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call gitgutter#utility#restore_shell()
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endfunction
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function! gitgutter#preview_hunk() abort
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call gitgutter#utility#use_known_shell()
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if gitgutter#utility#is_active()
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" Ensure the working copy of the file is up to date.
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" It doesn't make sense to stage a hunk otherwise.
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noautocmd silent write
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let diff = gitgutter#diff#run_diff(0, 1)
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call gitgutter#handle_diff(diff)
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if empty(gitgutter#hunk#current_hunk())
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call gitgutter#utility#warn('cursor is not in a hunk')
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else
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let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'preview')
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silent! wincmd P
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if !&previewwindow
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noautocmd execute 'bo' &previewheight 'new'
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set previewwindow
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endif
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setlocal noro modifiable filetype=diff buftype=nofile bufhidden=delete noswapfile
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execute "%delete_"
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call append(0, split(diff_for_hunk, "\n"))
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noautocmd wincmd p
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endif
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endif
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call gitgutter#utility#restore_shell()
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endfunction
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" }}}
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