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|
if exists('g:loaded_lsp_settings') || !exists('*json_encode') || !has('lambda')
finish
endif
let g:loaded_lsp_settings= 1
let g:lsp_settings_root_markers = get(g:, 'lsp_settings_root_markers', [
\ '.git/',
\ '.svn/',
\ '.hg/',
\ '.bzr/'
\ ])
let s:settings_dir = expand('<sfile>:h:h').'/settings'
let s:checkers_dir = expand('<sfile>:h:h').'/checkers'
let s:installer_dir = expand('<sfile>:h:h').'/installer'
let s:servers_dir = expand('<sfile>:h:h').'/servers'
let s:settings = json_decode(join(readfile(expand('<sfile>:h:h').'/settings.json'), "\n"))
let s:ftmap = {}
call remove(s:settings, '$schema')
function! s:executable(cmd) abort
if executable(a:cmd)
return 1
endif
let l:paths = get(g:, 'lsp_settings_extra_paths', '')
if type(l:paths) == type([])
let l:paths = join(l:paths, ',')
endif
let l:servers_dir = get(g:, 'lsp_settings_servers_dir', s:servers_dir)
let l:paths .= ',' . l:servers_dir . '/' . a:cmd
if !has('win32')
let l:found = globpath(l:paths, a:cmd)
return !empty(l:found)
endif
for l:ext in ['.exe', '.cmd', '.bat']
if !empty(globpath(l:paths, a:cmd . l:ext))
return 1
endif
endfor
return 0
endfunction
function! s:vim_lsp_installer() abort
let l:ft = tolower(split(&filetype, '\.')[0])
if !has_key(s:settings, l:ft)
return []
endif
let l:server = s:settings[l:ft]
if empty(l:server)
return []
endif
let l:found = {}
for l:conf in l:server
let l:missing = 0
for l:require in l:conf.requires
if !s:executable(l:require)
let l:missing = 1
break
endif
endfor
if l:missing ==# 0
let l:found = l:conf
break
endif
endfor
if empty(l:found)
return []
endif
for l:conf in l:server
let l:command = s:vim_lsp_settings_get(l:conf.command, 'cmd', l:conf.command)
if type(l:command) == type([])
let l:command = l:command[0]
endif
let l:command = printf('%s/install-%s', s:installer_dir, l:command)
if has('win32')
let l:command = substitute(l:command, '/', '\', 'g') . '.cmd'
else
let l:command = l:command . '.sh'
endif
if s:executable(l:command)
return [l:conf.command, l:command]
endif
endfor
return []
endfunction
" neovim passes third argument as 'exit' while vim passes only 2 arguments
function! s:vim_lsp_install_server_post(command, job, code, ...) abort
if a:code != 0
return
endif
if s:executable(a:command)
let l:script = printf('%s/%s.vim', s:settings_dir, a:command)
if filereadable(l:script)
if has('patch-8.1.1113')
command! -nargs=1 LspRegisterServer autocmd User lsp_setup ++once call lsp#register_server(<args>)
else
command! -nargs=1 LspRegisterServer autocmd User lsp_setup call lsp#register_server(<args>)
endif
exe 'source' l:script
delcommand LspRegisterServer
doautocmd User lsp_setup
endif
endif
endfunction
function! s:vim_lsp_install_server() abort
let l:entry = s:vim_lsp_installer()
if empty(l:entry)
return
endif
let l:servers_dir = get(g:, 'lsp_settings_servers_dir', s:servers_dir)
let l:server_install_dir = l:servers_dir . '/' . l:entry[0]
if isdirectory(l:server_install_dir)
call delete(l:server_install_dir, 'rf')
endif
call mkdir(l:server_install_dir, 'p')
if has('nvim')
split new
call termopen(l:entry[1], {'cwd': l:server_install_dir, 'on_exit': function('s:vim_lsp_install_server_post', [l:entry[0]])}) | startinsert
else
let l:bufnr = term_start(l:entry[1], {'cwd': l:server_install_dir})
let l:job = term_getjob(l:bufnr)
if l:job != v:null
call job_setoptions(l:job, {'exit_cb': function('s:vim_lsp_install_server_post', [l:entry[0]])})
endif
endif
endfunction
function! s:vim_lsp_settings_suggest() abort
if empty(s:vim_lsp_installer())
return
endif
if exists(':LspInstallServer') !=# 2
redraw
echohl Directory
echomsg 'Please do :LspInstallServer to enable Language Server'
echohl None
command! -buffer LspInstallServer call s:vim_lsp_install_server()
endif
endfunction
function! s:vim_lsp_settings_get(name, key, default) abort
let l:config = get(g:, 'lsp_settings', {})
if !has_key(l:config, a:name)
if !has_key(l:config, '*')
return a:default
endif
let l:config = l:config['*']
else
let l:config = l:config[a:name]
endif
if !has_key(l:config, a:key)
return a:default
endif
return l:config[a:key]
endfunction
function! s:vim_lsp_settings() abort
for l:ft in keys(s:settings)
if has_key(g:, 'lsp_settings_whitelist') && index(g:lsp_settings_whitelist, l:ft) == -1 || empty(s:settings[l:ft])
continue
endif
exe 'augroup' s:load_or_suggest_group_name(l:ft)
autocmd!
exe 'autocmd FileType' l:ft 'call s:vim_lsp_load_or_suggest(' string(l:ft) ')'
augroup END
endfor
augroup vim_lsp_suggest
autocmd!
autocmd BufNewFile,BufRead * call s:vim_lsp_suggest_plugin()
augroup END
endfunction
function! s:vim_lsp_suggest_plugin() abort
if &ft != ''
return
endif
let l:ext = expand('%:e')
for l:ft in keys(s:settings)
for l:server in s:settings[l:ft]
if !has_key(l:server, 'vim-plugin')
continue
endif
if index(l:server['vim-plugin']['extensions'], l:ext) == -1
continue
endif
redraw
echohl Directory
echomsg printf('Please install vim-plugin "%s" to enable Language Server', l:server['vim-plugin']['name'])
echohl None
return
endfor
endfor
endfunction
function! s:vim_lsp_load_or_suggest(ft) abort
if get(s:ftmap, a:ft, 0)
return
endif
let l:group_name = s:load_or_suggest_group_name(a:ft)
exe 'augroup' l:group_name
autocmd!
augroup END
exe 'augroup!' l:group_name
if has('patch-8.1.1113')
command! -nargs=1 LspRegisterServer autocmd User lsp_setup ++once call lsp#register_server(<args>)
else
command! -nargs=1 LspRegisterServer autocmd User lsp_setup call lsp#register_server(<args>)
endif
let l:found = 0
for l:server in s:settings[a:ft]
if s:vim_lsp_settings_get(l:server.command, 'disabled', 0)
continue
endif
let l:default = get(g:, 'lsp_settings_' . a:ft, '')
if !empty(l:default) && l:default != l:server.command
continue
endif
let l:command = s:vim_lsp_settings_get(l:server.command, 'cmd', l:server.command)
if type(l:command) == type([])
let l:command = l:command[0]
endif
if !s:executable(l:command)
let l:script = printf('%s/%s.vim', s:checkers_dir, l:server.command)
if !filereadable(l:script) || has_key(l:server, 'fallback')
continue
endif
let l:server['fallback'] = ''
try
exe 'source' l:script
let l:command = LspCheckCommand()
let l:server['fallback'] = l:command
catch
finally
if exists('*LspCheckCommand')
delfunction LspCheckCommand
endif
if empty(l:server['fallback'])
continue
endif
endtry
endif
let l:script = printf('%s/%s.vim', s:settings_dir, l:server.command)
if filereadable(l:script)
exe 'source' l:script
let l:found += 1
let s:ftmap[a:ft] = 1
break
endif
endfor
if l:found ==# 0
call s:vim_lsp_settings_suggest()
else
doautocmd User lsp_setup
if exists(':LspInstallServer') !=# 2
command! -buffer LspInstallServer call s:vim_lsp_install_server()
endif
endif
if exists(':LspRegisterServer') !=# 2
delcommand LspRegisterServer
endif
endfunction
function! s:load_or_suggest_group_name(ft) abort
return printf('vim_lsp_suggest_%s', a:ft)
endfunction
call s:vim_lsp_settings()
|
