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Diffstat (limited to 'vim/bundle/vim-gitgutter/autoload/gitgutter.vim')
| -rw-r--r-- | vim/bundle/vim-gitgutter/autoload/gitgutter.vim | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/vim/bundle/vim-gitgutter/autoload/gitgutter.vim b/vim/bundle/vim-gitgutter/autoload/gitgutter.vim new file mode 100644 index 0000000..3b1770a --- /dev/null +++ b/vim/bundle/vim-gitgutter/autoload/gitgutter.vim @@ -0,0 +1,253 @@ +let s:nomodeline = (v:version > 703 || (v:version == 703 && has('patch442'))) ? '<nomodeline>' : '' + +" Primary functions {{{ + +function! gitgutter#all() abort + for buffer_id in tabpagebuflist() + let file = expand('#' . buffer_id . ':p') + if !empty(file) + call gitgutter#process_buffer(buffer_id, 0) + endif + endfor +endfunction + +" bufnr: (integer) the buffer to process. +" realtime: (boolean) when truthy, do a realtime diff; otherwise do a disk-based diff. +function! gitgutter#process_buffer(bufnr, realtime) abort + call gitgutter#utility#use_known_shell() + + call gitgutter#utility#set_buffer(a:bufnr) + if gitgutter#utility#is_active() + if g:gitgutter_sign_column_always + call gitgutter#sign#add_dummy_sign() + endif + try + if !a:realtime || gitgutter#utility#has_fresh_changes() + let diff = gitgutter#diff#run_diff(a:realtime || gitgutter#utility#has_unsaved_changes(), 0) + if diff != 'async' + call gitgutter#handle_diff(diff) + endif + endif + catch /diff failed/ + call gitgutter#debug#log('diff failed') + call gitgutter#hunk#reset() + endtry + execute "silent doautocmd" s:nomodeline "User GitGutter" + else + call gitgutter#hunk#reset() + endif + + call gitgutter#utility#restore_shell() +endfunction + + +function! gitgutter#handle_diff(diff) abort + call gitgutter#debug#log(a:diff) + + call setbufvar(gitgutter#utility#bufnr(), 'gitgutter_tracked', 1) + + call gitgutter#hunk#set_hunks(gitgutter#diff#parse_diff(a:diff)) + let modified_lines = gitgutter#diff#process_hunks(gitgutter#hunk#hunks()) + + if len(modified_lines) > g:gitgutter_max_signs + call gitgutter#utility#warn_once('exceeded maximum number of signs (configured by g:gitgutter_max_signs).', 'max_signs') + call gitgutter#sign#clear_signs() + return + endif + + if g:gitgutter_signs || g:gitgutter_highlight_lines + call gitgutter#sign#update_signs(modified_lines) + endif + + call gitgutter#utility#save_last_seen_change() +endfunction + +function! gitgutter#disable() abort + " get list of all buffers (across all tabs) + let buflist = [] + for i in range(tabpagenr('$')) + call extend(buflist, tabpagebuflist(i + 1)) + endfor + + for buffer_id in buflist + let file = expand('#' . buffer_id . ':p') + if !empty(file) + call gitgutter#utility#set_buffer(buffer_id) + call gitgutter#sign#clear_signs() + call gitgutter#sign#remove_dummy_sign(1) + call gitgutter#hunk#reset() + endif + endfor + + let g:gitgutter_enabled = 0 +endfunction + +function! gitgutter#enable() abort + let g:gitgutter_enabled = 1 + call gitgutter#all() +endfunction + +function! gitgutter#toggle() abort + if g:gitgutter_enabled + call gitgutter#disable() + else + call gitgutter#enable() + endif +endfunction + +" }}} + +" Line highlights {{{ + +function! gitgutter#line_highlights_disable() abort + let g:gitgutter_highlight_lines = 0 + call gitgutter#highlight#define_sign_line_highlights() + + if !g:gitgutter_signs + call gitgutter#sign#clear_signs() + call gitgutter#sign#remove_dummy_sign(0) + endif + + redraw! +endfunction + +function! gitgutter#line_highlights_enable() abort + let old_highlight_lines = g:gitgutter_highlight_lines + + let g:gitgutter_highlight_lines = 1 + call gitgutter#highlight#define_sign_line_highlights() + + if !old_highlight_lines && !g:gitgutter_signs + call gitgutter#all() + endif + + redraw! +endfunction + +function! gitgutter#line_highlights_toggle() abort + if g:gitgutter_highlight_lines + call gitgutter#line_highlights_disable() + else + call gitgutter#line_highlights_enable() + endif +endfunction + +" }}} + +" Signs {{{ + +function! gitgutter#signs_enable() abort + let old_signs = g:gitgutter_signs + + let g:gitgutter_signs = 1 + call gitgutter#highlight#define_sign_text_highlights() + + if !old_signs && !g:gitgutter_highlight_lines + call gitgutter#all() + endif +endfunction + +function! gitgutter#signs_disable() abort + let g:gitgutter_signs = 0 + call gitgutter#highlight#define_sign_text_highlights() + + if !g:gitgutter_highlight_lines + call gitgutter#sign#clear_signs() + call gitgutter#sign#remove_dummy_sign(0) + endif +endfunction + +function! gitgutter#signs_toggle() abort + if g:gitgutter_signs + call gitgutter#signs_disable() + else + call gitgutter#signs_enable() + endif +endfunction + +" }}} + +" Hunks {{{ + +function! gitgutter#stage_hunk() abort + call gitgutter#utility#use_known_shell() + if gitgutter#utility#is_active() + " Ensure the working copy of the file is up to date. + " It doesn't make sense to stage a hunk otherwise. + noautocmd silent write + let diff = gitgutter#diff#run_diff(0, 1) + call gitgutter#handle_diff(diff) + + if empty(gitgutter#hunk#current_hunk()) + call gitgutter#utility#warn('cursor is not in a hunk') + else + let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'stage') + call gitgutter#utility#system(gitgutter#utility#command_in_directory_of_file(g:gitgutter_git_executable.' apply --cached --unidiff-zero - '), diff_for_hunk) + + " refresh gitgutter's view of buffer + silent execute "GitGutter" + endif + + silent! call repeat#set("\<Plug>GitGutterStageHunk", -1)<CR> + endif + call gitgutter#utility#restore_shell() +endfunction + +function! gitgutter#undo_hunk() abort + call gitgutter#utility#use_known_shell() + if gitgutter#utility#is_active() + " Ensure the working copy of the file is up to date. + " It doesn't make sense to stage a hunk otherwise. + noautocmd silent write + let diff = gitgutter#diff#run_diff(0, 1) + call gitgutter#handle_diff(diff) + + if empty(gitgutter#hunk#current_hunk()) + call gitgutter#utility#warn('cursor is not in a hunk') + else + let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'undo') + call gitgutter#utility#system(gitgutter#utility#command_in_directory_of_file(g:gitgutter_git_executable.' apply --reverse --unidiff-zero - '), diff_for_hunk) + + " reload file preserving screen line position + let wl = winline() + silent edit + let offset = wl - winline() + execute "normal ".offset."\<C-Y>" + endif + + silent! call repeat#set("\<Plug>GitGutterUndoHunk", -1)<CR> + endif + call gitgutter#utility#restore_shell() +endfunction + +function! gitgutter#preview_hunk() abort + call gitgutter#utility#use_known_shell() + if gitgutter#utility#is_active() + " Ensure the working copy of the file is up to date. + " It doesn't make sense to stage a hunk otherwise. + noautocmd silent write + let diff = gitgutter#diff#run_diff(0, 1) + call gitgutter#handle_diff(diff) + + if empty(gitgutter#hunk#current_hunk()) + call gitgutter#utility#warn('cursor is not in a hunk') + else + let diff_for_hunk = gitgutter#diff#generate_diff_for_hunk(diff, 'preview') + + silent! wincmd P + if !&previewwindow + execute 'bo ' . &previewheight . ' new' + set previewwindow + endif + + setlocal noro modifiable filetype=diff buftype=nofile bufhidden=delete noswapfile + execute "%delete_" + call append(0, split(diff_for_hunk, "\n")) + + wincmd p + endif + endif + call gitgutter#utility#restore_shell() +endfunction + +" }}} |