neovim

Neovim text editor
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clipboard.vim (11652B)


      1 " The clipboard provider uses shell commands to communicate with the clipboard.
      2 " The provider function will only be registered if a supported command is
      3 " available.
      4 
      5 if exists('g:loaded_clipboard_provider')
      6  finish
      7 endif
      8 " Default to 0.  provider#clipboard#Executable() may set 2.
      9 " To force a reload:
     10 "   :unlet g:loaded_clipboard_provider
     11 "   :runtime autoload/provider/clipboard.vim
     12 let g:loaded_clipboard_provider = 0
     13 
     14 let s:copy = {}
     15 let s:paste = {}
     16 let s:clipboard = {}
     17 
     18 " When caching is enabled, store the jobid of the xclip/xsel process keeping
     19 " ownership of the selection, so we know how long the cache is valid.
     20 let s:selection = { 'owner': 0, 'data': [], 'stderr_buffered': v:true }
     21 
     22 function! s:selection.on_exit(jobid, data, event) abort
     23  " At this point this nvim instance might already have launched
     24  " a new provider instance. Don't drop ownership in this case.
     25  if self.owner == a:jobid
     26    let self.owner = 0
     27  endif
     28  " Don't print if exit code is >= 128 ( exit is 128+SIGNUM if by signal (e.g. 143 on SIGTERM))
     29  if a:data > 0 && a:data < 128
     30    echohl WarningMsg
     31    echomsg 'clipboard: error invoking '.get(self.argv, 0, '?').': '.join(self.stderr)
     32    echohl None
     33  endif
     34 endfunction
     35 
     36 let s:selections = { '*': s:selection, '+': copy(s:selection) }
     37 
     38 function! s:try_cmd(cmd, ...) abort
     39  let out = systemlist(a:cmd, (a:0 ? a:1 : ['']), 1)
     40  if v:shell_error
     41    if !exists('s:did_error_try_cmd')
     42      echohl WarningMsg
     43      echomsg "clipboard: error: ".(len(out) ? out[0] : v:shell_error)
     44      echohl None
     45      let s:did_error_try_cmd = 1
     46    endif
     47    return 0
     48  endif
     49  return out
     50 endfunction
     51 
     52 " Returns TRUE if `cmd` exits with success, else FALSE.
     53 function! s:cmd_ok(cmd) abort
     54  call system(a:cmd)
     55  return v:shell_error == 0
     56 endfunction
     57 
     58 function! s:split_cmd(cmd) abort
     59  return (type(a:cmd) == v:t_string) ? split(a:cmd, " ") : a:cmd
     60 endfunction
     61 
     62 function! s:set_osc52() abort
     63  let s:copy['+'] = v:lua.require'vim.ui.clipboard.osc52'.copy('+')
     64  let s:copy['*'] = v:lua.require'vim.ui.clipboard.osc52'.copy('*')
     65  let s:paste['+'] = v:lua.require'vim.ui.clipboard.osc52'.paste('+')
     66  let s:paste['*'] = v:lua.require'vim.ui.clipboard.osc52'.paste('*')
     67  return 'OSC 52'
     68 endfunction
     69 
     70 function! s:set_pbcopy() abort
     71  let s:copy['+'] = ['pbcopy']
     72  let s:paste['+'] = ['pbpaste']
     73  let s:copy['*'] = s:copy['+']
     74  let s:paste['*'] = s:paste['+']
     75  let s:cache_enabled = 0
     76  return 'pbcopy'
     77 endfunction
     78 
     79 function! s:set_wayland() abort
     80  let s:copy['+'] = ['wl-copy', '--type', 'text/plain']
     81  let s:paste['+'] = ['wl-paste', '--no-newline']
     82  let s:copy['*'] = ['wl-copy', '--primary', '--type', 'text/plain']
     83  let s:paste['*'] = ['wl-paste', '--no-newline', '--primary']
     84  return 'wl-copy'
     85 endfunction
     86 
     87 function! s:set_wayclip() abort
     88  let s:copy['+'] = ['waycopy']
     89  let s:paste['+'] = ['waypaste']
     90  let s:copy['*'] = ['waycopy', '-p']
     91  let s:paste['*'] = ['waypaste', '-p']
     92  return 'wayclip'
     93 endfunction
     94 
     95 function! s:set_xsel() abort
     96  let s:copy['+'] = ['xsel', '--nodetach', '-i', '-b']
     97  let s:paste['+'] = ['xsel', '-o', '-b']
     98  let s:copy['*'] = ['xsel', '--nodetach', '-i', '-p']
     99  let s:paste['*'] = ['xsel', '-o', '-p']
    100  return 'xsel'
    101 endfunction
    102 
    103 function! s:set_xclip() abort
    104  let s:copy['+'] = ['xclip', '-quiet', '-i', '-selection', 'clipboard']
    105  let s:paste['+'] = ['xclip', '-o', '-selection', 'clipboard']
    106  let s:copy['*'] = ['xclip', '-quiet', '-i', '-selection', 'primary']
    107  let s:paste['*'] = ['xclip', '-o', '-selection', 'primary']
    108  return 'xclip'
    109 endfunction
    110 
    111 function! s:set_lemonade() abort
    112  let s:copy['+'] = ['lemonade', 'copy']
    113  let s:paste['+'] = ['lemonade', 'paste']
    114  let s:copy['*'] = ['lemonade', 'copy']
    115  let s:paste['*'] = ['lemonade', 'paste']
    116  return 'lemonade'
    117 endfunction
    118 
    119 function! s:set_doitclient() abort
    120  let s:copy['+'] = ['doitclient', 'wclip']
    121  let s:paste['+'] = ['doitclient', 'wclip', '-r']
    122  let s:copy['*'] = s:copy['+']
    123  let s:paste['*'] = s:paste['+']
    124  return 'doitclient'
    125 endfunction
    126 
    127 function! s:set_win32yank() abort
    128  if has('wsl') && getftype(exepath('win32yank.exe')) == 'link'
    129    let win32yank = resolve(exepath('win32yank.exe'))
    130  else
    131    let win32yank = 'win32yank.exe'
    132  endif
    133  let s:copy['+'] = [win32yank, '-i', '--crlf']
    134  let s:paste['+'] = [win32yank, '-o', '--lf']
    135  let s:copy['*'] = s:copy['+']
    136  let s:paste['*'] = s:paste['+']
    137  return 'win32yank'
    138 endfunction
    139 
    140 function! s:set_putclip() abort
    141  let s:copy['+'] = ['putclip']
    142  let s:paste['+'] = ['getclip']
    143  let s:copy['*'] = s:copy['+']
    144  let s:paste['*'] = s:paste['+']
    145  return 'putclip'
    146 endfunction
    147 
    148 function! s:set_clip() abort
    149  let s:copy['+'] = ['clip']
    150  let s:paste['+'] = ['powershell', '-NoProfile', '-NoLogo', '-Command', 'Get-Clipboard']
    151  let s:copy['*'] = s:copy['+']
    152  let s:paste['*'] = s:paste['+']
    153  return 'clip'
    154 endfunction
    155 
    156 function! s:set_termux() abort
    157  let s:copy['+'] = ['termux-clipboard-set']
    158  let s:paste['+'] = ['termux-clipboard-get']
    159  let s:copy['*'] = s:copy['+']
    160  let s:paste['*'] = s:paste['+']
    161  return 'termux-clipboard'
    162 endfunction
    163 
    164 function! s:set_tmux() abort
    165  let tmux_v = v:lua.vim.version.parse(system(['tmux', '-V']))
    166  if !empty(tmux_v) && !v:lua.vim.version.lt(tmux_v, [3,2,0])
    167    let s:copy['+'] = ['tmux', 'load-buffer', '-w', '-']
    168  else
    169    let s:copy['+'] = ['tmux', 'load-buffer', '-']
    170  endif
    171  let s:paste['+'] = ['sh', '-c', 'tmux refresh-client -l && sleep 0.05 && tmux save-buffer -']
    172  let s:copy['*'] = s:copy['+']
    173  let s:paste['*'] = s:paste['+']
    174  return 'tmux'
    175 endfunction
    176 
    177 let s:cache_enabled = 1
    178 let s:err = ''
    179 
    180 function! provider#clipboard#Error() abort
    181  return s:err
    182 endfunction
    183 
    184 function! provider#clipboard#Executable() abort
    185  " Setting g:clipboard to v:false explicitly opts-in to using the "builtin" clipboard providers below
    186  if exists('g:clipboard') && g:clipboard isnot# v:false
    187    if v:t_string ==# type(g:clipboard)
    188      " Handle string form of g:clipboard for all builtin providers
    189      if 'osc52' == g:clipboard
    190        " User opted-in to OSC 52 by manually setting g:clipboard.
    191        return s:set_osc52()
    192      elseif 'pbcopy' == g:clipboard
    193        return s:set_pbcopy()
    194      elseif 'wl-copy' == g:clipboard
    195        return s:set_wayland()
    196      elseif 'wayclip' == g:clipboard
    197        return s:set_wayclip()
    198      elseif 'xsel' == g:clipboard
    199        return s:set_xsel()
    200      elseif 'xclip' == g:clipboard
    201        return s:set_xclip()
    202      elseif 'lemonade' == g:clipboard
    203        return s:set_lemonade()
    204      elseif 'doitclient' == g:clipboard
    205        return s:set_doitclient()
    206      elseif 'win32yank' == g:clipboard
    207        return s:set_win32yank()
    208      elseif 'putclip' == g:clipboard
    209        return s:set_putclip()
    210      elseif 'clip' == g:clipboard
    211        return s:set_clip()
    212      elseif 'termux' == g:clipboard
    213        return s:set_termux()
    214      elseif 'tmux' == g:clipboard
    215        return s:set_tmux()
    216      endif
    217    endif
    218 
    219    if type({}) isnot# type(g:clipboard)
    220          \ || type({}) isnot# type(get(g:clipboard, 'copy', v:null))
    221          \ || type({}) isnot# type(get(g:clipboard, 'paste', v:null))
    222      let s:err = 'clipboard: invalid g:clipboard'
    223      return ''
    224    endif
    225 
    226    let s:copy = {}
    227    let s:copy['+'] = s:split_cmd(get(g:clipboard.copy, '+', v:null))
    228    let s:copy['*'] = s:split_cmd(get(g:clipboard.copy, '*', v:null))
    229 
    230    let s:paste = {}
    231    let s:paste['+'] = s:split_cmd(get(g:clipboard.paste, '+', v:null))
    232    let s:paste['*'] = s:split_cmd(get(g:clipboard.paste, '*', v:null))
    233 
    234    let s:cache_enabled = get(g:clipboard, 'cache_enabled', 0)
    235    return get(g:clipboard, 'name', 'g:clipboard')
    236  elseif has('mac')
    237    return s:set_pbcopy()
    238  elseif !empty($WAYLAND_DISPLAY) && executable('wl-copy') && executable('wl-paste')
    239    return s:set_wayland()
    240  elseif !empty($WAYLAND_DISPLAY) && executable('waycopy') && executable('waypaste')
    241    return s:set_wayclip()
    242  elseif !empty($DISPLAY) && executable('xsel') && s:cmd_ok('xsel -o -b')
    243    return s:set_xsel()
    244  elseif !empty($DISPLAY) && executable('xclip')
    245    return s:set_xclip()
    246  elseif executable('lemonade')
    247    return s:set_lemonade()
    248  elseif executable('doitclient')
    249    return s:set_doitclient()
    250  elseif executable('win32yank.exe')
    251    return s:set_win32yank()
    252  elseif executable('putclip') && executable('getclip')
    253    return s:set_putclip()
    254  elseif executable('clip') && executable('powershell')
    255    return s:set_clip()
    256  elseif executable('termux-clipboard-set')
    257    return s:set_termux()
    258  elseif !empty($TMUX) && executable('tmux')
    259    return s:set_tmux()
    260  elseif get(get(g:, 'termfeatures', {}), 'osc52') && &clipboard ==# ''
    261    " Don't use OSC 52 when 'clipboard' is set. It can be slow and cause a lot
    262    " of user prompts. Users can opt-in to it by setting g:clipboard manually.
    263    return s:set_osc52()
    264  endif
    265 
    266  let s:err = 'clipboard: No clipboard tool. :help clipboard'
    267  return ''
    268 endfunction
    269 
    270 function! s:clipboard.get(reg) abort
    271  if s:selections[a:reg].owner > 0
    272    return s:selections[a:reg].data
    273  end
    274 
    275  let clipboard_data = type(s:paste[a:reg]) == v:t_func ? s:paste[a:reg]() : s:try_cmd(s:paste[a:reg])
    276  if match(&clipboard, '\v(unnamed|unnamedplus)') >= 0
    277        \ && type(clipboard_data) == v:t_list
    278        \ && get(s:selections[a:reg].data, 0, []) ==# clipboard_data
    279    " When system clipboard return is same as our cache return the cache
    280    " as it contains regtype information
    281    return s:selections[a:reg].data
    282  end
    283  return clipboard_data
    284 endfunction
    285 
    286 function! s:clipboard.set(lines, regtype, reg) abort
    287  if a:reg == '"'
    288    call s:clipboard.set(a:lines,a:regtype,'+')
    289    if s:copy['*'] != s:copy['+']
    290      call s:clipboard.set(a:lines,a:regtype,'*')
    291    end
    292    return 0
    293  end
    294 
    295  if s:cache_enabled == 0 || type(s:copy[a:reg]) == v:t_func
    296    if type(s:copy[a:reg]) == v:t_func
    297      call s:copy[a:reg](a:lines, a:regtype)
    298    else
    299      call s:try_cmd(s:copy[a:reg], a:lines)
    300    endif
    301    "Cache it anyway we can compare it later to get regtype of the yank
    302    let s:selections[a:reg] = copy(s:selection)
    303    let s:selections[a:reg].data = [a:lines, a:regtype]
    304    return 0
    305  end
    306 
    307  if s:selections[a:reg].owner > 0
    308    let prev_job = s:selections[a:reg].owner
    309  end
    310  let s:selections[a:reg] = copy(s:selection)
    311  let selection = s:selections[a:reg]
    312  let selection.data = [a:lines, a:regtype]
    313  let selection.argv = s:copy[a:reg]
    314  let selection.detach = s:cache_enabled
    315  let selection.cwd = "/"
    316  let jobid = jobstart(selection.argv, selection)
    317  if jobid > 0
    318    call jobsend(jobid, a:lines)
    319    call jobclose(jobid, 'stdin')
    320    " xclip does not close stdout when receiving input via stdin
    321    if selection.argv[0] ==# 'xclip'
    322      call jobclose(jobid, 'stdout')
    323    endif
    324    let selection.owner = jobid
    325    let ret = 1
    326  else
    327    echohl WarningMsg
    328    echomsg 'clipboard: failed to execute: '.(s:copy[a:reg])
    329    echohl None
    330    let ret = 1
    331  endif
    332 
    333  " The previous provider instance should exit when the new one takes
    334  " ownership, but kill it to be sure we don't fill up the job table.
    335  if exists('prev_job')
    336    call timer_start(1000, {... ->
    337          \ jobwait([prev_job], 0)[0] == -1
    338          \ && jobstop(prev_job)})
    339  endif
    340 
    341  return ret
    342 endfunction
    343 
    344 function! provider#clipboard#Call(method, args) abort
    345  if get(s:, 'here', v:false)  " Clipboard provider must not recurse. #7184
    346    return 0
    347  endif
    348  let s:here = v:true
    349  try
    350    return call(s:clipboard[a:method],a:args,s:clipboard)
    351  finally
    352    let s:here = v:false
    353  endtry
    354 endfunction
    355 
    356 " eval_has_provider() decides based on this variable.
    357 let g:loaded_clipboard_provider = empty(provider#clipboard#Executable()) ? 0 : 2