284 lines
9.3 KiB
VimL
284 lines
9.3 KiB
VimL
scriptencoding utf-8
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if exists('b:autoloaded_sy_repo')
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finish
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endif
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let b:autoloaded_sy_repo = 1
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" Init: values {{{1
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if !empty(get(g:, 'signify_difftool'))
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let s:difftool = g:signify_difftool
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else
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if !executable('diff')
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echomsg 'signify: No diff tool found!'
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finish
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endif
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let s:difftool = 'diff'
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endif
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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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let s:vcs_list = get(g:, 'signify_vcs_list', keys(filter(s:vcs_dict, 'executable(v:val)')))
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let s:diffoptions = get(g:, 'signify_diffoptions', {})
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" Function: #detect {{{1
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function! sy#repo#detect(path) abort
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let dir = fnamemodify(a: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 diff = sy#repo#get_diff_{type}(a:path)
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if !empty(diff)
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return [ diff, type ]
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endif
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endfor
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return [ '', '' ]
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endfunction
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" Function: #get_diff_git {{{1
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function! sy#repo#get_diff_git(path) abort
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let diffoptions = has_key(s:diffoptions, 'git') ? s:diffoptions.git : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(a:path, ':h')) .' && git diff --no-ext-diff -U0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : 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(g:sy_path, ':h') .';')
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if empty(root)
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echohl ErrorMsg | echomsg 'Cannot find the git root directory: '. g: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(path) abort
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let diffoptions = has_key(s:diffoptions, 'hg') ? s:diffoptions.hg : ''
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let diff = system('hg diff --nodates -U0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'svn') ? s:diffoptions.svn : ''
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let diff = system('svn diff --diff-cmd '. s:difftool .' -x -U0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'bzr') ? s:diffoptions.bzr : ''
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let diff = system('bzr diff --using '. s:difftool .' --diff-options=-U0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return ((v:shell_error == 0) || (v:shell_error == 1) || (v:shell_error == 2)) ? diff : ''
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endfunction
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" Function: #get_diff_darcs {{{1
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function! sy#repo#get_diff_darcs(path) abort
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let diffoptions = has_key(s:diffoptions, 'darcs') ? s:diffoptions.darcs : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(a:path, ':h')) .' && darcs diff --no-pause-for-gui --diff-command="'. s:difftool .' -U0 %1 %2 '. diffoptions .'" -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'fossil') ? s:diffoptions.fossil : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(a:path, ':h')) .' && fossil set diff-command "'. s:difftool .' -U 0" && fossil diff --unified -c 0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'cvs') ? s:diffoptions.cvs : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(a:path, ':h')) .' && cvs diff -U0 '. diffoptions .' -- '. sy#util#escape(fnamemodify(a:path, ':t')))
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return (v:shell_error != 1) ? '' : diff
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endfunction
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" Function: #get_diff_rcs {{{1
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function! sy#repo#get_diff_rcs(path) abort
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let diffoptions = has_key(s:diffoptions, 'rcs') ? s:diffoptions.rcs : ''
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let diff = system('rcsdiff -U0 '. diffoptions .' '. sy#util#escape(a:path) .' 2>/dev/null')
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return v:shell_error ? '' : 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'accurev') ? s:diffoptions.accurev : ''
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let diff = system('cd '. sy#util#escape(fnamemodify(a:path, ':h')) .' && accurev diff '. sy#util#escape(fnamemodify(a:path, ':t')) . ' -- -U0 '. diffoptions)
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return (v:shell_error != 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(path) abort
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let diffoptions = has_key(s:diffoptions, 'perforce') ? s:diffoptions.perforce : ''
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let diff = system('env P4DIFF=diff p4 diff -dU0 '. diffoptions .' -- '. sy#util#escape(a:path))
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return v:shell_error ? '' : diff
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endfunction
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" Function: #process_diff {{{1
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function! sy#repo#process_diff(path, 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, old_count, new_line, new_count ] = [ str2nr(tokens[1]), empty(tokens[2]) ? 1 : str2nr(tokens[2]), str2nr(tokens[3]), 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, { 'type': 'SignifyAdd', 'lnum': new_line + offset, 'path': a:path })
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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, { 'type': 'SignifyDeleteFirstLine', 'lnum': 1, 'path': a:path })
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else
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call add(signs, { 'type': (old_count > 9) ? 'SignifyDeleteMore' : 'SignifyDelete'. old_count, 'lnum': new_line, 'path': a:path })
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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, { 'type': 'SignifyChange', 'lnum': new_line + offset, 'path': a:path })
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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 deleted += (old_count - new_count)
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let offset = 0
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while offset < (new_count - 1)
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call add(signs, { 'type': 'SignifyChange', 'lnum': new_line + offset, 'path': a:path })
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let offset += 1
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endwhile
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let deleted += (old_count - new_count)
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call add(signs, { 'type': (deleted > 9) ? 'SignifyChangeDeleteMore' : 'SignifyChangeDelete'. deleted, 'lnum': new_line, 'path': a:path })
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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, { 'type': 'SignifyChange', 'lnum': new_line + offset, 'path': a:path })
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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, { 'type': 'SignifyAdd', 'lnum': new_line + offset, 'path': a:path })
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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 g:sy[g:sy_path].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('g:sy_path') || !has_key(g:sy, g:sy_path)
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return [-1, -1, -1]
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endif
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return g:sy[g:sy_path].stats
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endfunction
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" vim: et sw=2 sts=2
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