324 lines
10 KiB
VimL
324 lines
10 KiB
VimL
" vim: et sw=2 sts=2
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scriptencoding utf-8
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" Init: values {{{1
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let s:sign_delete = get(g:, 'signify_sign_delete', '_')
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if !exists('g:signify_diffoptions')
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let g:signify_diffoptions = {}
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endif
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let s:difftool = get(g:, 'signify_difftool', 'diff')
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if executable(s:difftool)
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let s:vcs_dict = {
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\ 'git': 'git',
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\ 'hg': 'hg',
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\ 'svn': 'svn',
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\ 'darcs': 'darcs',
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\ 'bzr': 'bzr',
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\ 'fossil': 'fossil',
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\ 'cvs': 'cvs',
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\ 'rcs': 'rcsdiff',
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\ 'accurev': 'accurev',
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\ 'perforce': 'p4'
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\ }
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else
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echomsg 'signify: No diff tool found -> no support for svn, darcs, bzr, fossil.'
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let s:vcs_dict = {
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\ 'git': 'git',
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\ 'hg': 'hg',
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\ 'cvs': 'cvs',
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\ 'rcs': 'rcsdiff',
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\ 'accurev': 'accurev',
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\ 'perforce': 'p4'
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\ }
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endif
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let s:vcs_list = get(g:, 'signify_vcs_list', [])
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if empty(s:vcs_list)
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let s:vcs_list = keys(filter(s:vcs_dict, 'executable(v:val)'))
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endif
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" Function: #detect {{{1
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function! sy#repo#detect() abort
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let dir = fnamemodify(b:sy.path, ':h')
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" Simple cache. If there is a registered VCS-controlled file in this
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" directory already, assume that this file is probably controlled by
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" the same VCS. Thus we shuffle that VCS to the top of our vcs_list.
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if has_key(g:sy_cache, dir)
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let idx = index(s:vcs_list, g:sy_cache[dir])
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if idx != -1
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call remove(s:vcs_list, idx)
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call insert(s:vcs_list, g:sy_cache[dir], 0)
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endif
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endif
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for type in s:vcs_list
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let [istype, diff] = sy#repo#get_diff_{type}()
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if istype
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return [ diff, type ]
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endif
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endfor
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return [ '', 'unknown' ]
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endfunction
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" Function: #get_diff_git {{{1
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function! sy#repo#get_diff_git() abort
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let diffoptions = has_key(g:signify_diffoptions, 'git') ? g:signify_diffoptions.git : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(b:sy.path, ':h')) .' && git diff --no-color --no-ext-diff -U0 '. diffoptions .' -- '. sy#util#escape(fnamemodify(b:sy.path, ':t')))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_stat_git {{{1
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function! sy#repo#get_stat_git() abort
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let s:stats = []
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let root = finddir('.git', fnamemodify(b:sy.path, ':h') .';')
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if empty(root)
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echohl ErrorMsg | echomsg 'Cannot find the git root directory: '. b:sy.path | echohl None
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return
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endif
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let root = fnamemodify(root, ':h')
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let output = system('cd '. sy#util#escape(root) .' && git diff --numstat')
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if v:shell_error
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echohl ErrorMsg | echomsg "'git diff --numstat' failed" | echohl None
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return
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endif
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for stat in split(output, '\n')
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let tokens = matchlist(stat, '\v([0-9-]+)\t([0-9-]+)\t(.*)')
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if empty(tokens)
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echohl ErrorMsg | echomsg 'Cannot parse this line: '. stat | echohl None
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elseif tokens[1] == '-'
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continue
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else
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let path = root . sy#util#separator() . tokens[3]
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if !bufexists(path)
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execute 'argadd '. path
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endif
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call add(s:stats, { 'bufnr': bufnr(path), 'text': tokens[1] .' additions, '. tokens[2] .' deletions', 'lnum': 1, 'col': 1 })
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endif
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endfor
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"call setqflist(stats)
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endfunction
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" Function: #get_diff_hg {{{1
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function! sy#repo#get_diff_hg() abort
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let diffoptions = has_key(g:signify_diffoptions, 'hg') ? g:signify_diffoptions.hg : ''
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let diff = system('hg diff --nodates -U0 '. diffoptions .' -- '. sy#util#escape(b:sy.path))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_svn {{{1
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function! sy#repo#get_diff_svn() abort
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let diffoptions = has_key(g:signify_diffoptions, 'svn') ? g:signify_diffoptions.svn : ''
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let diff = system('svn diff --diff-cmd '. s:difftool .' -x -U0 '. diffoptions .' -- '. sy#util#escape(b:sy.path))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_bzr {{{1
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function! sy#repo#get_diff_bzr() abort
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let diffoptions = has_key(g:signify_diffoptions, 'bzr') ? g:signify_diffoptions.bzr : ''
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let diff = system('bzr diff --using '. s:difftool .' --diff-options=-U0 '. diffoptions .' -- '. sy#util#escape(b:sy.path))
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return (v:shell_error =~ '[012]') ? [1, diff] : [0, '']
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endfunction
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" Function: #get_diff_darcs {{{1
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function! sy#repo#get_diff_darcs() abort
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let diffoptions = has_key(g:signify_diffoptions, 'darcs') ? g:signify_diffoptions.darcs : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(b:sy.path, ':h')) .' && darcs diff --no-pause-for-gui --diff-command="'. s:difftool .' -U0 %1 %2 '. diffoptions .'" -- '. sy#util#escape(b:sy.path))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_fossil {{{1
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function! sy#repo#get_diff_fossil() abort
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let diffoptions = has_key(g:signify_diffoptions, 'fossil') ? g:signify_diffoptions.fossil : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(b:sy.path, ':h')) .' && fossil set diff-command "'. s:difftool .' -U 0" && fossil diff --unified -c 0 '. diffoptions .' -- '. sy#util#escape(b:sy.path))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_cvs {{{1
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function! sy#repo#get_diff_cvs() abort
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let diffoptions = has_key(g:signify_diffoptions, 'cvs') ? g:signify_diffoptions.cvs : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(b:sy.path, ':h')) .' && cvs diff -U0 '. diffoptions .' -- '. sy#util#escape(fnamemodify(b:sy.path, ':t')))
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return ((v:shell_error == 1) && (diff =~ '+++')) ? [1, diff] : [0, '']
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endfunction
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" Function: #get_diff_rcs {{{1
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function! sy#repo#get_diff_rcs() abort
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let diffoptions = has_key(g:signify_diffoptions, 'rcs') ? g:signify_diffoptions.rcs : ''
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let diff = system('rcsdiff -U0 '. diffoptions .' '. sy#util#escape(b:sy.path) .' 2>/dev/null')
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_accurev {{{1
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function! sy#repo#get_diff_accurev() abort
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let diffoptions = has_key(g:signify_diffoptions, 'accurev') ? g:signify_diffoptions.accurev : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(b:sy.path, ':h')) .' && accurev diff '. sy#util#escape(fnamemodify(b:sy.path, ':t')) . ' -- -U0 '. diffoptions)
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return (v:shell_error != 1) ? [0, ''] : [1, diff]
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endfunction
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" Function: #get_diff_perforce {{{1
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function! sy#repo#get_diff_perforce() abort
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let diffoptions = has_key(g:signify_diffoptions, 'perforce') ? g:signify_diffoptions.perforce : ''
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let diff = system('env P4DIFF=diff p4 diff -dU0 '. diffoptions .' '. sy#util#escape(b:sy.path))
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return v:shell_error ? [0, ''] : [1, diff]
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endfunction
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" Function: #process_diff {{{1
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function! sy#repo#process_diff(diff) abort
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let added = 0
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let deleted = 0
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let modified = 0
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" Determine where we have to put our signs.
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for line in filter(split(a:diff, '\n'), 'v:val =~ "^@@ "')
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let tokens = matchlist(line, '^@@ -\v(\d+),?(\d*) \+(\d+),?(\d*)')
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let old_line = str2nr(tokens[1])
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let new_line = str2nr(tokens[3])
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let old_count = empty(tokens[2]) ? 1 : str2nr(tokens[2])
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let new_count = empty(tokens[4]) ? 1 : str2nr(tokens[4])
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let signs = []
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" 2 lines added:
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" @@ -5,0 +6,2 @@ this is line 5
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" +this is line 5
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" +this is line 5
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if (old_count == 0) && (new_count >= 1)
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let added += new_count
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let offset = 0
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while offset < new_count
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call add(signs, {
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\ 'type': 'SignifyAdd',
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\ 'lnum': new_line + offset })
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let offset += 1
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endwhile
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" 2 lines removed:
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" @@ -6,2 +5,0 @@ this is line 5
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" -this is line 6
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" -this is line 7
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elseif (old_count >= 1) && (new_count == 0)
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let deleted += old_count
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if new_line == 0
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call add(signs, {
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\ 'type': 'SignifyRemoveFirstLine',
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\ 'lnum': 1 })
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elseif old_count <= 99
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call add(signs, {
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\ 'type': 'SignifyDelete'. old_count,
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\ 'text': substitute(s:sign_delete . old_count, '.*\ze..$', '', ''),
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\ 'lnum': new_line })
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else
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call add(signs, {
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\ 'type': 'SignifyDeleteMore',
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\ 'lnum': new_line,
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\ 'text': s:sign_delete .'>' })
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endif
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" 2 lines changed:
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" @@ -5,2 +5,2 @@ this is line 4
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" -this is line 5
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" -this is line 6
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" +this os line 5
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" +this os line 6
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elseif old_count == new_count
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let modified += old_count
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let offset = 0
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while offset < new_count
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call add(signs, {
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\ 'type': 'SignifyChange',
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\ 'lnum': new_line + offset })
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let offset += 1
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endwhile
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else
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" 2 lines changed; 2 lines deleted:
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" @@ -5,4 +5,2 @@ this is line 4
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" -this is line 5
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" -this is line 6
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" -this is line 7
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" -this is line 8
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" +this os line 5
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" +this os line 6
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if old_count > new_count
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let modified += new_count
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let removed = (old_count - new_count)
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let deleted += removed
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let offset = 0
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while offset < (new_count - 1)
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call add(signs, {
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\ 'type': 'SignifyChange',
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\ 'lnum': new_line + offset })
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let offset += 1
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endwhile
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call add(signs, {
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\ 'type': (removed > 9) ? 'SignifyChangeDeleteMore' : 'SignifyChangeDelete'. removed,
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\ 'lnum': new_line })
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" lines changed and added:
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" @@ -5 +5,3 @@ this is line 4
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" -this is line 5
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" +this os line 5
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" +this is line 42
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" +this is line 666
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else
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let modified += old_count
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let added += (new_count - old_count)
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let offset = 0
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while offset < old_count
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call add(signs, {
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\ 'type': 'SignifyChange',
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\ 'lnum': new_line + offset })
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let offset += 1
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endwhile
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while offset < new_count
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call add(signs, {
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\ 'type': 'SignifyAdd',
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\ 'lnum': new_line + offset })
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let offset += 1
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endwhile
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endif
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endif
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call sy#sign#set(signs)
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endfor
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let b:sy.stats = [added, modified, deleted]
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endfunction
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" Function: #get_stats {{{1
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function! sy#repo#get_stats() abort
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if !exists('b:sy') || !has_key(b:sy, 'stats')
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return [-1, -1, -1]
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endif
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return b:sy.stats
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endfunction
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