diff options
Diffstat (limited to 'vim/bundle/vim-gitgutter/autoload/gitgutter/sign.vim')
| m--------- | vim/bundle/vim-gitgutter | 0 | ||||
| -rw-r--r-- | vim/bundle/vim-gitgutter/autoload/gitgutter/sign.vim | 173 |
2 files changed, 0 insertions, 173 deletions
diff --git a/vim/bundle/vim-gitgutter b/vim/bundle/vim-gitgutter new file mode 160000 +Subproject b5f23e986747a6f4b1dc1196d2a5bd3dc7c8c2b diff --git a/vim/bundle/vim-gitgutter/autoload/gitgutter/sign.vim b/vim/bundle/vim-gitgutter/autoload/gitgutter/sign.vim deleted file mode 100644 index 6bd5efa..0000000 --- a/vim/bundle/vim-gitgutter/autoload/gitgutter/sign.vim +++ /dev/null @@ -1,173 +0,0 @@ -" Vim doesn't namespace sign ids so every plugin shares the same -" namespace. Sign ids are simply integers so to avoid clashes with other -" signs we guess at a clear run. -" -" Note also we currently never reset s:next_sign_id. -let s:first_sign_id = 3000 -let s:next_sign_id = s:first_sign_id -let s:dummy_sign_id = s:first_sign_id - 1 -" Remove-all-signs optimisation requires Vim 7.3.596+. -let s:supports_star = v:version > 703 || (v:version == 703 && has("patch596")) - - -" Removes gitgutter's signs (excluding dummy sign) from the buffer being processed. -function! gitgutter#sign#clear_signs() abort - let bufnr = gitgutter#utility#bufnr() - call gitgutter#sign#find_current_signs() - - let sign_ids = map(values(getbufvar(bufnr, 'gitgutter_gitgutter_signs')), 'v:val.id') - call gitgutter#sign#remove_signs(sign_ids, 1) - call setbufvar(bufnr, 'gitgutter_gitgutter_signs', {}) -endfunction - - -" Updates gitgutter's signs in the buffer being processed. -" -" modified_lines: list of [<line_number (number)>, <name (string)>] -" where name = 'added|removed|modified|modified_removed' -function! gitgutter#sign#update_signs(modified_lines) abort - call gitgutter#sign#find_current_signs() - - let new_gitgutter_signs_line_numbers = map(copy(a:modified_lines), 'v:val[0]') - let obsolete_signs = gitgutter#sign#obsolete_gitgutter_signs_to_remove(new_gitgutter_signs_line_numbers) - - let flicker_possible = s:remove_all_old_signs && !empty(a:modified_lines) - if flicker_possible - call gitgutter#sign#add_dummy_sign() - endif - - call gitgutter#sign#remove_signs(obsolete_signs, s:remove_all_old_signs) - call gitgutter#sign#upsert_new_gitgutter_signs(a:modified_lines) - - if flicker_possible - call gitgutter#sign#remove_dummy_sign(0) - endif -endfunction - - -function! gitgutter#sign#add_dummy_sign() abort - let bufnr = gitgutter#utility#bufnr() - if !getbufvar(bufnr, 'gitgutter_dummy_sign') - execute "sign place" s:dummy_sign_id "line=" . 9999 "name=GitGutterDummy buffer=" . bufnr - call setbufvar(bufnr, 'gitgutter_dummy_sign', 1) - endif -endfunction - -function! gitgutter#sign#remove_dummy_sign(force) abort - let bufnr = gitgutter#utility#bufnr() - if getbufvar(bufnr, 'gitgutter_dummy_sign') && (a:force || !g:gitgutter_sign_column_always) - execute "sign unplace" s:dummy_sign_id "buffer=" . bufnr - call setbufvar(bufnr, 'gitgutter_dummy_sign', 0) - endif -endfunction - - -" -" Internal functions -" - - -function! gitgutter#sign#find_current_signs() abort - let bufnr = gitgutter#utility#bufnr() - let gitgutter_signs = {} " <line_number (string)>: {'id': <id (number)>, 'name': <name (string)>} - let other_signs = [] " [<line_number (number),...] - let dummy_sign_placed = 0 - - redir => signs - silent execute "sign place buffer=" . bufnr - redir END - - for sign_line in filter(split(signs, '\n')[2:], 'v:val =~# "="') - " Typical sign line: line=88 id=1234 name=GitGutterLineAdded - " We assume splitting is faster than a regexp. - let components = split(sign_line) - let name = split(components[2], '=')[1] - if name =~# 'GitGutterDummy' - let dummy_sign_placed = 1 - else - let line_number = str2nr(split(components[0], '=')[1]) - if name =~# 'GitGutter' - let id = str2nr(split(components[1], '=')[1]) - " Remove orphaned signs (signs placed on lines which have been deleted). - " (When a line is deleted its sign lingers. Subsequent lines' signs' - " line numbers are decremented appropriately.) - if has_key(gitgutter_signs, line_number) - execute "sign unplace" gitgutter_signs[line_number].id - endif - let gitgutter_signs[line_number] = {'id': id, 'name': name} - else - call add(other_signs, line_number) - endif - end - endfor - - call setbufvar(bufnr, 'gitgutter_dummy_sign', dummy_sign_placed) - call setbufvar(bufnr, 'gitgutter_gitgutter_signs', gitgutter_signs) - call setbufvar(bufnr, 'gitgutter_other_signs', other_signs) -endfunction - - -" Returns a list of [<id (number)>, ...] -" Sets `s:remove_all_old_signs` as a side-effect. -function! gitgutter#sign#obsolete_gitgutter_signs_to_remove(new_gitgutter_signs_line_numbers) abort - let bufnr = gitgutter#utility#bufnr() - let signs_to_remove = [] " list of [<id (number)>, ...] - let remove_all_signs = 1 - let old_gitgutter_signs = getbufvar(bufnr, 'gitgutter_gitgutter_signs') - for line_number in keys(old_gitgutter_signs) - if index(a:new_gitgutter_signs_line_numbers, str2nr(line_number)) == -1 - call add(signs_to_remove, old_gitgutter_signs[line_number].id) - else - let remove_all_signs = 0 - endif - endfor - let s:remove_all_old_signs = remove_all_signs - return signs_to_remove -endfunction - - -function! gitgutter#sign#remove_signs(sign_ids, all_signs) abort - let bufnr = gitgutter#utility#bufnr() - if a:all_signs && s:supports_star && empty(getbufvar(bufnr, 'gitgutter_other_signs')) - let dummy_sign_present = getbufvar(bufnr, 'gitgutter_dummy_sign') - execute "sign unplace * buffer=" . bufnr - if dummy_sign_present - execute "sign place" s:dummy_sign_id "line=" . 9999 "name=GitGutterDummy buffer=" . bufnr - endif - else - for id in a:sign_ids - execute "sign unplace" id - endfor - endif -endfunction - - -function! gitgutter#sign#upsert_new_gitgutter_signs(modified_lines) abort - let bufnr = gitgutter#utility#bufnr() - let other_signs = getbufvar(bufnr, 'gitgutter_other_signs') - let old_gitgutter_signs = getbufvar(bufnr, 'gitgutter_gitgutter_signs') - - for line in a:modified_lines - let line_number = line[0] " <number> - if index(other_signs, line_number) == -1 " don't clobber others' signs - let name = gitgutter#utility#highlight_name_for_change(line[1]) - if !has_key(old_gitgutter_signs, line_number) " insert - let id = gitgutter#sign#next_sign_id() - execute "sign place" id "line=" . line_number "name=" . name "buffer=" . bufnr - else " update if sign has changed - let old_sign = old_gitgutter_signs[line_number] - if old_sign.name !=# name - execute "sign place" old_sign.id "name=" . name "buffer=" . bufnr - end - endif - endif - endfor - " At this point b:gitgutter_gitgutter_signs is out of date. -endfunction - - -function! gitgutter#sign#next_sign_id() abort - let next_id = s:next_sign_id - let s:next_sign_id += 1 - return next_id -endfunction |