dotfiles/.vim/bundle/vim-diffchar/plugin/diffchar.vim
2022-12-04 23:41:31 +01:00

119 lines
4.1 KiB
VimL

" diffchar.vim: Highlight the exact differences, based on characters and words
"
" ____ _ ____ ____ _____ _ _ _____ ____
" | | | || || || || | | || _ || _ |
" | _ || || __|| __|| || | | || | | || | ||
" | | | || || |__ | |__ | __|| |_| || |_| || |_||_
" | |_| || || __|| __|| | | || || __ |
" | || || | | | | |__ | _ || _ || | | |
" |____| |_||_| |_| |_____||_| |_||_| |_||_| |_|
"
" Last Change: 2021/12/07
" Version: 8.91
" Author: Rick Howe (Takumi Ohtani) <rdcxy754@ybb.ne.jp>
" Copyright: (c) 2014-2021 by Rick Howe
if exists('g:loaded_diffchar') || !has('diff') || v:version < 800
finish
endif
let g:loaded_diffchar = 8.91
let s:save_cpo = &cpoptions
set cpo&vim
" Commands
command! -range -bar SDChar
\ call diffchar#ShowDiffChar(range(<line1>, <line2>))
command! -range -bar RDChar
\ call diffchar#ResetDiffChar(range(<line1>, <line2>))
command! -range -bar TDChar
\ call diffchar#ToggleDiffChar(range(<line1>, <line2>))
command! -range -bang -bar EDChar
\ call diffchar#EchoDiffChar(range(<line1>, <line2>), <bang>1)
" Configurable Keymaps
for [key, plg, cmd] in [
\['[b', '<Plug>JumpDiffCharPrevStart',
\':call diffchar#JumpDiffChar(0, 0)'],
\[']b', '<Plug>JumpDiffCharNextStart',
\':call diffchar#JumpDiffChar(1, 0)'],
\['[e', '<Plug>JumpDiffCharPrevEnd',
\':call diffchar#JumpDiffChar(0, 1)'],
\[']e', '<Plug>JumpDiffCharNextEnd',
\':call diffchar#JumpDiffChar(1, 1)'],
\['<Leader>g', '<Plug>GetDiffCharPair',
\':call diffchar#CopyDiffCharPair(0)'],
\['<Leader>p', '<Plug>PutDiffCharPair',
\':call diffchar#CopyDiffCharPair(1)']]
if !hasmapto(plg, 'n') && empty(maparg(key, 'n'))
if get(g:, 'DiffCharDoMapping', 1)
execute 'nmap <silent> ' . key . ' ' . plg
endif
endif
execute 'nnoremap <silent> ' plg . ' ' . cmd . '<CR>'
endfor
" a type of difference unit
if !exists('g:DiffUnit')
let g:DiffUnit = 'Word1' " \w\+ word and any \W single character
" let g:DiffUnit = 'Word2' " non-space and space words
" let g:DiffUnit = 'Word3' " \< or \> character class boundaries
" let g:DiffUnit = 'Char' " any single character
" let g:DiffUnit = 'CSV(,)' " split characters
endif
" matching colors for changed units
if !exists('g:DiffColors')
let g:DiffColors = 0 " always 1 color
" let g:DiffColors = 1 " up to 4 colors in fixed order
" let g:DiffColors = 2 " up to 8 colors in fixed order
" let g:DiffColors = 3 " up to 16 colors in fixed order
" let g:DiffColors = 4 " all available colors in fixed order
" let g:DiffColors = 100 " all colors in dynamic random order
endif
" a visibility of corresponding diff units
if !exists('g:DiffPairVisible')
let g:DiffPairVisible = 1 " highlight
" let g:DiffPairVisible = 2 " highlight + echo
" let g:DiffPairVisible = 3 " highlight + popup/floating at cursor pos
" let g:DiffPairVisible = 4 " highlight + popup/floating at mouse pos
" let g:DiffPairVisible = 0 " disable
endif
" Set this plugin's DiffCharExpr() to the diffexpr option if empty
" and when internal diff is not used
if !exists('g:DiffExpr')
let g:DiffExpr = 1 " enable
" let g:DiffExpr = 0 " disable
endif
if g:DiffExpr && empty(&diffexpr) && &diffopt !~ 'internal'
let &diffexpr = 'diffchar#DiffCharExpr()'
endif
" an event group of this plugin
if has('patch-8.0.736') " OptionSet triggered with diff option
let g:DiffCharInitEvent = ['augroup diffchar', 'autocmd!',
\'autocmd OptionSet diff call diffchar#ToggleDiffModeSync(0)',
\'augroup END']
call execute(g:DiffCharInitEvent)
if has('patch-8.1.1113') || has('nvim-0.4.0')
call execute('autocmd diffchar VimEnter * ++once
\ if &diff | call diffchar#ToggleDiffModeSync(1) | endif')
else
call execute('autocmd diffchar VimEnter *
\ if &diff | call diffchar#ToggleDiffModeSync(1) | endif |
\ autocmd! diffchar VimEnter')
endif
else
let g:DiffCharInitEvent = ['augroup diffchar', 'autocmd!',
\'autocmd FilterWritePost * call diffchar#SetDiffModeSync()',
\'augroup END']
call execute(g:DiffCharInitEvent)
endif
let &cpoptions = s:save_cpo
unlet s:save_cpo
" vim: ts=4 sw=4