610 lines
17 KiB
VimL
610 lines
17 KiB
VimL
" surround.vim - Surroundings
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" Author: Tim Pope <http://tpo.pe/>
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" Version: 2.1
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" GetLatestVimScripts: 1697 1 :AutoInstall: surround.vim
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if exists("g:loaded_surround") || &cp || v:version < 700
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finish
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endif
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let g:loaded_surround = 1
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" Input functions {{{1
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function! s:getchar()
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let c = getchar()
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if c =~ '^\d\+$'
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let c = nr2char(c)
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endif
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return c
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endfunction
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function! s:inputtarget()
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let c = s:getchar()
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while c =~ '^\d\+$'
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let c .= s:getchar()
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endwhile
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if c == " "
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let c .= s:getchar()
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endif
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if c =~ "\<Esc>\|\<C-C>\|\0"
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return ""
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else
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return c
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endif
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endfunction
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function! s:inputreplacement()
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let c = s:getchar()
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if c == " "
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let c .= s:getchar()
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endif
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if c =~ "\<Esc>" || c =~ "\<C-C>"
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return ""
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else
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return c
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endif
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endfunction
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function! s:beep()
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exe "norm! \<Esc>"
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return ""
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endfunction
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function! s:redraw()
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redraw
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return ""
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endfunction
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" }}}1
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" Wrapping functions {{{1
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function! s:extractbefore(str)
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if a:str =~ '\r'
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return matchstr(a:str,'.*\ze\r')
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else
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return matchstr(a:str,'.*\ze\n')
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endif
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endfunction
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function! s:extractafter(str)
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if a:str =~ '\r'
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return matchstr(a:str,'\r\zs.*')
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else
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return matchstr(a:str,'\n\zs.*')
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endif
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endfunction
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function! s:fixindent(str,spc)
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let str = substitute(a:str,'\t',repeat(' ',&sw),'g')
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let spc = substitute(a:spc,'\t',repeat(' ',&sw),'g')
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let str = substitute(str,'\(\n\|\%^\).\@=','\1'.spc,'g')
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if ! &et
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let str = substitute(str,'\s\{'.&ts.'\}',"\t",'g')
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endif
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return str
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endfunction
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function! s:process(string)
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let i = 0
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for i in range(7)
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let repl_{i} = ''
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let m = matchstr(a:string,nr2char(i).'.\{-\}\ze'.nr2char(i))
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if m != ''
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let m = substitute(strpart(m,1),'\r.*','','')
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let repl_{i} = input(match(m,'\w\+$') >= 0 ? m.': ' : m)
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endif
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endfor
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let s = ""
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let i = 0
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while i < strlen(a:string)
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let char = strpart(a:string,i,1)
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if char2nr(char) < 8
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let next = stridx(a:string,char,i+1)
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if next == -1
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let s .= char
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else
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let insertion = repl_{char2nr(char)}
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let subs = strpart(a:string,i+1,next-i-1)
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let subs = matchstr(subs,'\r.*')
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while subs =~ '^\r.*\r'
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let sub = matchstr(subs,"^\r\\zs[^\r]*\r[^\r]*")
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let subs = strpart(subs,strlen(sub)+1)
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let r = stridx(sub,"\r")
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let insertion = substitute(insertion,strpart(sub,0,r),strpart(sub,r+1),'')
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endwhile
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let s .= insertion
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let i = next
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endif
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else
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let s .= char
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endif
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let i += 1
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endwhile
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return s
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endfunction
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function! s:wrap(string,char,type,removed,special)
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let keeper = a:string
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let newchar = a:char
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let s:input = ""
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let type = a:type
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let linemode = type ==# 'V' ? 1 : 0
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let before = ""
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let after = ""
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if type ==# "V"
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let initspaces = matchstr(keeper,'\%^\s*')
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else
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let initspaces = matchstr(getline('.'),'\%^\s*')
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endif
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let pairs = "b()B{}r[]a<>"
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let extraspace = ""
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if newchar =~ '^ '
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let newchar = strpart(newchar,1)
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let extraspace = ' '
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endif
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let idx = stridx(pairs,newchar)
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if newchar == ' '
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let before = ''
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let after = ''
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elseif exists("b:surround_".char2nr(newchar))
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let all = s:process(b:surround_{char2nr(newchar)})
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let before = s:extractbefore(all)
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let after = s:extractafter(all)
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elseif exists("g:surround_".char2nr(newchar))
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let all = s:process(g:surround_{char2nr(newchar)})
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let before = s:extractbefore(all)
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let after = s:extractafter(all)
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elseif newchar ==# "p"
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let before = "\n"
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let after = "\n\n"
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elseif newchar ==# 's'
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let before = ' '
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let after = ''
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elseif newchar ==# ':'
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let before = ':'
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let after = ''
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elseif newchar =~# "[tT\<C-T><]"
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let dounmapp = 0
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let dounmapb = 0
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if !maparg(">","c")
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let dounmapb = 1
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" Hide from AsNeeded
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exe "cn"."oremap > ><CR>"
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endif
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let default = ""
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if newchar ==# "T"
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if !exists("s:lastdel")
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let s:lastdel = ""
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endif
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let default = matchstr(s:lastdel,'<\zs.\{-\}\ze>')
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endif
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let tag = input("<",default)
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if dounmapb
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silent! cunmap >
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endif
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let s:input = tag
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if tag != ""
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let keepAttributes = ( match(tag, ">$") == -1 )
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let tag = substitute(tag,'>*$','','')
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let attributes = ""
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if keepAttributes
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let attributes = matchstr(a:removed, '<[^ \t\n]\+\zs\_.\{-\}\ze>')
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endif
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let s:input = tag . '>'
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if tag =~ '/$'
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let tag = substitute(tag, '/$', '', '')
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let before = '<'.tag.attributes.' />'
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let after = ''
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else
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let before = '<'.tag.attributes.'>'
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let after = '</'.substitute(tag,' .*','','').'>'
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endif
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if newchar == "\<C-T>"
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if type ==# "v" || type ==# "V"
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let before .= "\n\t"
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endif
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if type ==# "v"
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let after = "\n". after
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endif
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endif
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endif
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elseif newchar ==# 'l' || newchar == '\'
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" LaTeX
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let env = input('\begin{')
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if env != ""
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let s:input = env."\<CR>"
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let env = '{' . env
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let env .= s:closematch(env)
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echo '\begin'.env
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let before = '\begin'.env
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let after = '\end'.matchstr(env,'[^}]*').'}'
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endif
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elseif newchar ==# 'f' || newchar ==# 'F'
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let fnc = input('function: ')
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if fnc != ""
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let s:input = fnc."\<CR>"
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let before = substitute(fnc,'($','','').'('
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let after = ')'
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if newchar ==# 'F'
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let before .= ' '
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let after = ' ' . after
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endif
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endif
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elseif newchar ==# "\<C-F>"
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let fnc = input('function: ')
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let s:input = fnc."\<CR>"
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let before = '('.fnc.' '
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let after = ')'
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elseif idx >= 0
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let spc = (idx % 3) == 1 ? " " : ""
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let idx = idx / 3 * 3
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let before = strpart(pairs,idx+1,1) . spc
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let after = spc . strpart(pairs,idx+2,1)
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elseif newchar == "\<C-[>" || newchar == "\<C-]>"
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let before = "{\n\t"
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let after = "\n}"
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elseif newchar !~ '\a'
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let before = newchar
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let after = newchar
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else
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let before = ''
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let after = ''
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endif
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let after = substitute(after ,'\n','\n'.initspaces,'g')
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if type ==# 'V' || (a:special && type ==# "v")
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let before = substitute(before,' \+$','','')
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let after = substitute(after ,'^ \+','','')
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if after !~ '^\n'
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let after = initspaces.after
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endif
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if keeper !~ '\n$' && after !~ '^\n'
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let keeper .= "\n"
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elseif keeper =~ '\n$' && after =~ '^\n'
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let after = strpart(after,1)
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endif
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if keeper !~ '^\n' && before !~ '\n\s*$'
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let before .= "\n"
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if a:special
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let before .= "\t"
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endif
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elseif keeper =~ '^\n' && before =~ '\n\s*$'
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let keeper = strcharpart(keeper,1)
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endif
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if type ==# 'V' && keeper =~ '\n\s*\n$'
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let keeper = strcharpart(keeper,0,strchars(keeper) - 1)
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endif
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endif
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if type ==# 'V'
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let before = initspaces.before
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endif
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if before =~ '\n\s*\%$'
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if type ==# 'v'
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let keeper = initspaces.keeper
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endif
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let padding = matchstr(before,'\n\zs\s\+\%$')
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let before = substitute(before,'\n\s\+\%$','\n','')
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let keeper = s:fixindent(keeper,padding)
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endif
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if type ==# 'V'
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let keeper = before.keeper.after
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elseif type =~ "^\<C-V>"
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" Really we should be iterating over the buffer
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let repl = substitute(before,'[\\~]','\\&','g').'\1'.substitute(after,'[\\~]','\\&','g')
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let repl = substitute(repl,'\n',' ','g')
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let keeper = substitute(keeper."\n",'\(.\{-\}\)\(\n\)',repl.'\n','g')
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let keeper = substitute(keeper,'\n\%$','','')
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else
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let keeper = before.extraspace.keeper.extraspace.after
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endif
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return keeper
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endfunction
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function! s:wrapreg(reg,char,removed,special)
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let orig = getreg(a:reg)
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let type = substitute(getregtype(a:reg),'\d\+$','','')
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let new = s:wrap(orig,a:char,type,a:removed,a:special)
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call setreg(a:reg,new,type)
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endfunction
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" }}}1
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function! s:insert(...) " {{{1
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" Optional argument causes the result to appear on 3 lines, not 1
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let linemode = a:0 ? a:1 : 0
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let char = s:inputreplacement()
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while char == "\<CR>" || char == "\<C-S>"
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" TODO: use total count for additional blank lines
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let linemode += 1
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let char = s:inputreplacement()
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endwhile
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if char == ""
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return ""
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endif
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let cb_save = &clipboard
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set clipboard-=unnamed clipboard-=unnamedplus
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let reg_save = @@
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call setreg('"',"\r",'v')
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call s:wrapreg('"',char,"",linemode)
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" If line mode is used and the surrounding consists solely of a suffix,
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" remove the initial newline. This fits a use case of mine but is a
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" little inconsistent. Is there anyone that would prefer the simpler
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" behavior of just inserting the newline?
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if linemode && match(getreg('"'),'^\n\s*\zs.*') == 0
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call setreg('"',matchstr(getreg('"'),'^\n\s*\zs.*'),getregtype('"'))
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endif
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" This can be used to append a placeholder to the end
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if exists("g:surround_insert_tail")
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call setreg('"',g:surround_insert_tail,"a".getregtype('"'))
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endif
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if col('.') >= col('$')
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norm! ""p
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else
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norm! ""P
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endif
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if linemode
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call s:reindent()
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endif
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norm! `]
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call search('\r','bW')
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let @@ = reg_save
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let &clipboard = cb_save
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return "\<Del>"
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endfunction " }}}1
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function! s:reindent() " {{{1
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if exists("b:surround_indent") ? b:surround_indent : (!exists("g:surround_indent") || g:surround_indent)
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silent norm! '[=']
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endif
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endfunction " }}}1
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function! s:dosurround(...) " {{{1
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let scount = v:count1
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let char = (a:0 ? a:1 : s:inputtarget())
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let spc = ""
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if char =~ '^\d\+'
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let scount = scount * matchstr(char,'^\d\+')
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let char = substitute(char,'^\d\+','','')
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endif
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if char =~ '^ '
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let char = strpart(char,1)
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let spc = 1
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endif
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if char == 'a'
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let char = '>'
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endif
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if char == 'r'
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let char = ']'
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endif
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let newchar = ""
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if a:0 > 1
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let newchar = a:2
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if newchar == "\<Esc>" || newchar == "\<C-C>" || newchar == ""
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return s:beep()
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endif
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endif
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let cb_save = &clipboard
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set clipboard-=unnamed clipboard-=unnamedplus
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let append = ""
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let original = getreg('"')
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let otype = getregtype('"')
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call setreg('"',"")
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let strcount = (scount == 1 ? "" : scount)
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if char == '/'
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exe 'norm! '.strcount.'[/d'.strcount.']/'
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elseif char =~# '[[:punct:][:space:]]' && char !~# '[][(){}<>"''`]'
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exe 'norm! T'.char
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if getline('.')[col('.')-1] == char
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exe 'norm! l'
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endif
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exe 'norm! dt'.char
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else
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exe 'norm! d'.strcount.'i'.char
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endif
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let keeper = getreg('"')
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let okeeper = keeper " for reindent below
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if keeper == ""
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call setreg('"',original,otype)
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let &clipboard = cb_save
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return ""
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endif
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let oldline = getline('.')
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let oldlnum = line('.')
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if char ==# "p"
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call setreg('"','','V')
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elseif char ==# "s" || char ==# "w" || char ==# "W"
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" Do nothing
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call setreg('"','')
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elseif char =~ "[\"'`]"
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exe "norm! i \<Esc>d2i".char
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call setreg('"',substitute(getreg('"'),' ','',''))
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elseif char == '/'
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norm! "_x
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call setreg('"','/**/',"c")
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let keeper = substitute(substitute(keeper,'^/\*\s\=','',''),'\s\=\*$','','')
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elseif char =~# '[[:punct:][:space:]]' && char !~# '[][(){}<>]'
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exe 'norm! F'.char
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exe 'norm! df'.char
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else
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" One character backwards
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call search('\m.', 'bW')
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exe "norm! da".char
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endif
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let removed = getreg('"')
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let rem2 = substitute(removed,'\n.*','','')
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let oldhead = strpart(oldline,0,strlen(oldline)-strlen(rem2))
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let oldtail = strpart(oldline, strlen(oldline)-strlen(rem2))
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let regtype = getregtype('"')
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if char =~# '[\[({<T]' || spc
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let keeper = substitute(keeper,'^\s\+','','')
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let keeper = substitute(keeper,'\s\+$','','')
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endif
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if col("']") == col("$") && col('.') + 1 == col('$')
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if oldhead =~# '^\s*$' && a:0 < 2
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let keeper = substitute(keeper,'\%^\n'.oldhead.'\(\s*.\{-\}\)\n\s*\%$','\1','')
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endif
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let pcmd = "p"
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else
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let pcmd = "P"
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endif
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if line('.') + 1 < oldlnum && regtype ==# "V"
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let pcmd = "p"
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endif
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call setreg('"',keeper,regtype)
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if newchar != ""
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let special = a:0 > 2 ? a:3 : 0
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call s:wrapreg('"',newchar,removed,special)
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endif
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silent exe 'norm! ""'.pcmd.'`['
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if removed =~ '\n' || okeeper =~ '\n' || getreg('"') =~ '\n'
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call s:reindent()
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endif
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if getline('.') =~ '^\s\+$' && keeper =~ '^\s*\n'
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silent norm! cc
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endif
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call setreg('"',original,otype)
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let s:lastdel = removed
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let &clipboard = cb_save
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if newchar == ""
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silent! call repeat#set("\<Plug>Dsurround".char,scount)
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else
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silent! call repeat#set("\<Plug>C".(a:0 > 2 && a:3 ? "S" : "s")."urround".char.newchar.s:input,scount)
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endif
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endfunction " }}}1
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function! s:changesurround(...) " {{{1
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let a = s:inputtarget()
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if a == ""
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return s:beep()
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endif
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let b = s:inputreplacement()
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if b == ""
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return s:beep()
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endif
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call s:dosurround(a,b,a:0 && a:1)
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endfunction " }}}1
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function! s:opfunc(type, ...) abort " {{{1
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if a:type ==# 'setup'
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let &opfunc = matchstr(expand('<sfile>'), '<SNR>\w\+$')
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return 'g@'
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endif
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let char = s:inputreplacement()
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if char == ""
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return s:beep()
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endif
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let reg = '"'
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let sel_save = &selection
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let &selection = "inclusive"
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let cb_save = &clipboard
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set clipboard-=unnamed clipboard-=unnamedplus
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let reg_save = getreg(reg)
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let reg_type = getregtype(reg)
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let type = a:type
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if a:type == "char"
|
|
silent exe 'norm! v`[o`]"'.reg.'y'
|
|
let type = 'v'
|
|
elseif a:type == "line"
|
|
silent exe 'norm! `[V`]"'.reg.'y'
|
|
let type = 'V'
|
|
elseif a:type ==# "v" || a:type ==# "V" || a:type ==# "\<C-V>"
|
|
let &selection = sel_save
|
|
let ve = &virtualedit
|
|
if !(a:0 && a:1)
|
|
set virtualedit=
|
|
endif
|
|
silent exe 'norm! gv"'.reg.'y'
|
|
let &virtualedit = ve
|
|
elseif a:type =~ '^\d\+$'
|
|
let type = 'v'
|
|
silent exe 'norm! ^v'.a:type.'$h"'.reg.'y'
|
|
if mode() ==# 'v'
|
|
norm! v
|
|
return s:beep()
|
|
endif
|
|
else
|
|
let &selection = sel_save
|
|
let &clipboard = cb_save
|
|
return s:beep()
|
|
endif
|
|
let keeper = getreg(reg)
|
|
if type ==# "v" && a:type !=# "v"
|
|
let append = matchstr(keeper,'\_s\@<!\s*$')
|
|
let keeper = substitute(keeper,'\_s\@<!\s*$','','')
|
|
endif
|
|
call setreg(reg,keeper,type)
|
|
call s:wrapreg(reg,char,"",a:0 && a:1)
|
|
if type ==# "v" && a:type !=# "v" && append != ""
|
|
call setreg(reg,append,"ac")
|
|
endif
|
|
silent exe 'norm! gv'.(reg == '"' ? '' : '"' . reg).'p`['
|
|
if type ==# 'V' || (getreg(reg) =~ '\n' && type ==# 'v')
|
|
call s:reindent()
|
|
endif
|
|
call setreg(reg,reg_save,reg_type)
|
|
let &selection = sel_save
|
|
let &clipboard = cb_save
|
|
if a:type =~ '^\d\+$'
|
|
silent! call repeat#set("\<Plug>Y".(a:0 && a:1 ? "S" : "s")."surround".char.s:input,a:type)
|
|
else
|
|
silent! call repeat#set("\<Plug>SurroundRepeat".char.s:input)
|
|
endif
|
|
endfunction
|
|
|
|
function! s:opfunc2(...) abort
|
|
if !a:0 || a:1 ==# 'setup'
|
|
let &opfunc = matchstr(expand('<sfile>'), '<SNR>\w\+$')
|
|
return 'g@'
|
|
endif
|
|
call s:opfunc(a:1, 1)
|
|
endfunction " }}}1
|
|
|
|
function! s:closematch(str) " {{{1
|
|
" Close an open (, {, [, or < on the command line.
|
|
let tail = matchstr(a:str,'.[^\[\](){}<>]*$')
|
|
if tail =~ '^\[.\+'
|
|
return "]"
|
|
elseif tail =~ '^(.\+'
|
|
return ")"
|
|
elseif tail =~ '^{.\+'
|
|
return "}"
|
|
elseif tail =~ '^<.+'
|
|
return ">"
|
|
else
|
|
return ""
|
|
endif
|
|
endfunction " }}}1
|
|
|
|
nnoremap <silent> <Plug>SurroundRepeat .
|
|
nnoremap <silent> <Plug>Dsurround :<C-U>call <SID>dosurround(<SID>inputtarget())<CR>
|
|
nnoremap <silent> <Plug>Csurround :<C-U>call <SID>changesurround()<CR>
|
|
nnoremap <silent> <Plug>CSurround :<C-U>call <SID>changesurround(1)<CR>
|
|
nnoremap <expr> <Plug>Yssurround '^'.v:count1.<SID>opfunc('setup').'g_'
|
|
nnoremap <expr> <Plug>YSsurround <SID>opfunc2('setup').'_'
|
|
nnoremap <expr> <Plug>Ysurround <SID>opfunc('setup')
|
|
nnoremap <expr> <Plug>YSurround <SID>opfunc2('setup')
|
|
vnoremap <silent> <Plug>VSurround :<C-U>call <SID>opfunc(visualmode(),visualmode() ==# 'V' ? 1 : 0)<CR>
|
|
vnoremap <silent> <Plug>VgSurround :<C-U>call <SID>opfunc(visualmode(),visualmode() ==# 'V' ? 0 : 1)<CR>
|
|
inoremap <silent> <Plug>Isurround <C-R>=<SID>insert()<CR>
|
|
inoremap <silent> <Plug>ISurround <C-R>=<SID>insert(1)<CR>
|
|
|
|
if !exists("g:surround_no_mappings") || ! g:surround_no_mappings
|
|
nmap ds <Plug>Dsurround
|
|
nmap cs <Plug>Csurround
|
|
nmap cS <Plug>CSurround
|
|
nmap ys <Plug>Ysurround
|
|
nmap yS <Plug>YSurround
|
|
nmap yss <Plug>Yssurround
|
|
nmap ySs <Plug>YSsurround
|
|
nmap ySS <Plug>YSsurround
|
|
xmap S <Plug>VSurround
|
|
xmap gS <Plug>VgSurround
|
|
if !exists("g:surround_no_insert_mappings") || ! g:surround_no_insert_mappings
|
|
if !hasmapto("<Plug>Isurround","i") && "" == mapcheck("<C-S>","i")
|
|
imap <C-S> <Plug>Isurround
|
|
endif
|
|
imap <C-G>s <Plug>Isurround
|
|
imap <C-G>S <Plug>ISurround
|
|
endif
|
|
endif
|
|
|
|
" vim:set ft=vim sw=2 sts=2 et:
|