mirror of
https://github.com/neovim/neovim.git
synced 2025-10-26 12:27:24 +00:00
121 lines
2.9 KiB
VimL
121 lines
2.9 KiB
VimL
if exists('g:loaded_node_provider')
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finish
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endif
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let g:loaded_node_provider = 1
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let s:job_opts = {'rpc': v:true, 'stderr_buffered': v:true}
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function! s:is_minimum_version(version, min_major, min_minor) abort
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if empty(a:version)
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let nodejs_version = get(split(system(['node', '-v']), "\n"), 0, '')
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if v:shell_error || nodejs_version[0] !=# 'v'
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return 0
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endif
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else
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let nodejs_version = a:version
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endif
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" Remove surrounding junk. Example: 'v4.12.0' => '4.12.0'
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let nodejs_version = matchstr(nodejs_version, '\(\d\.\?\)\+')
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" [major, minor, patch]
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let v_list = split(nodejs_version, '\.')
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return len(v_list) == 3
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\ && ((str2nr(v_list[0]) > str2nr(a:min_major))
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\ || (str2nr(v_list[0]) == str2nr(a:min_major)
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\ && str2nr(v_list[1]) >= str2nr(a:min_minor)))
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endfunction
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" Support for --inspect-brk requires node 6.12+ or 7.6+ or 8+
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" Return 1 if it is supported
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" Return 0 otherwise
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function! provider#node#can_inspect() abort
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if !executable('node')
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return 0
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endif
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let ver = get(split(system(['node', '-v']), "\n"), 0, '')
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if v:shell_error || ver[0] !=# 'v'
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return 0
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endif
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return (ver[1] ==# '6' && s:is_minimum_version(ver, 6, 12))
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\ || s:is_minimum_version(ver, 7, 6)
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endfunction
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function! provider#node#Detect() abort
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let global_modules = get(split(system('npm root -g'), "\n"), 0, '')
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if v:shell_error || !isdirectory(global_modules)
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return ''
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endif
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if !s:is_minimum_version(v:null, 6, 0)
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return ''
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endif
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let entry_point = glob(global_modules . '/neovim/bin/cli.js')
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if !filereadable(entry_point)
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return ''
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endif
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return entry_point
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endfunction
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function! provider#node#Prog() abort
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return s:prog
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endfunction
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function! provider#node#Require(host) abort
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if s:err != ''
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echoerr s:err
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return
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endif
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let args = ['node']
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if !empty($NVIM_NODE_HOST_DEBUG) && provider#node#can_inspect()
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call add(args, '--inspect-brk')
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endif
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call add(args, provider#node#Prog())
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try
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let job = copy(s:job_opts)
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let channel_id = jobstart(args, job)
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if rpcrequest(channel_id, 'poll') ==# 'ok'
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return channel_id
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endif
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catch
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echomsg v:throwpoint
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echomsg v:exception
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for row in job.stderr
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echomsg row
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endfor
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endtry
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endtry
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throw remote#host#LoadErrorForHost(a:host.orig_name, '$NVIM_NODE_LOG_FILE')
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endfunction
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function! provider#node#Call(method, args) abort
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if s:err != ''
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echoerr s:err
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return
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endif
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if !exists('s:host')
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try
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let s:host = remote#host#Require('node')
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catch
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let s:err = v:exception
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echohl WarningMsg
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echomsg v:exception
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echohl None
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return
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endtry
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endif
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return call('rpcrequest', insert(insert(a:args, 'node_'.a:method), s:host))
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endfunction
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let s:err = ''
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let s:prog = provider#node#Detect()
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if empty(s:prog)
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let s:err = 'Cannot find the "neovim" node package. Try :CheckHealth'
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endif
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call remote#host#RegisterPlugin('node-provider', 'node', [])
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