m-vim_plugins/vim-gitgutter
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Combine Diff* foreground colours with SignColumn's background.

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For default sign colours.

It seems the Diff* highlight groups are generally designed for line
highlighting so they have background colours which differ from the main
background colour.  While desirable for line highlights, this isn't what
we want for the signs.
This commit is contained in:
Andy Stewart
2019-02-04 14:45:58 +00:00
parent afa4f2ddf0
commit fd834e48ee
1 changed files with 23 additions and 3 deletions
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26
autoload/gitgutter/highlight.vim
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@@ -45,14 +45,19 @@ function! gitgutter#highlight#define_highlights() abort
" Highlights used by the signs.
" When they are invisible.
execute "highlight GitGutterAddInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg
execute "highlight GitGutterChangeInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg
execute "highlight GitGutterDeleteInvisible guifg=bg guibg=" . guibg . " ctermfg=" . ctermbg . " ctermbg=" . ctermbg
highlight default link GitGutterChangeDeleteInvisible GitGutterChangeInvisible
highlight default link GitGutterAdd DiffAdd
highlight default link GitGutterChange DiffChange
highlight default link GitGutterDelete DiffDelete
" When they are visible.
" By default use Diff* foreground colors with SignColumn's background.
for type in ['Add', 'Change', 'Delete']
let [guifg, ctermfg] = s:get_foreground_colors('Diff'.type)
execute "highlight GitGutter".type."Default guifg=".guifg." guibg=".guibg." ctermfg=".ctermfg." ctermbg=".ctermbg
execute "highlight default link GitGutter".type." GitGutter".type."Default"
endfor
highlight default link GitGutterChangeDelete GitGutterChange
" Highlights used for the whole line.
@@ -126,6 +131,21 @@ function! s:define_sign_line_highlights() abort
endif
endfunction
function! s:get_foreground_colors(group) abort
redir => highlight
silent execute 'silent highlight ' . a:group
redir END
let link_matches = matchlist(highlight, 'links to \(\S\+\)')
if len(link_matches) > 0 " follow the link
return s:get_foreground_colors(link_matches[1])
endif
let ctermfg = s:match_highlight(highlight, 'ctermfg=\([0-9A-Za-z]\+\)')
let guifg = s:match_highlight(highlight, 'guifg=\([#0-9A-Za-z]\+\)')
return [guifg, ctermfg]
endfunction
function! s:get_background_colors(group) abort
redir => highlight
silent execute 'silent highlight ' . a:group