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Amir Salihefendic
2019-05-17 16:09:13 +02:00
parent 5a2572df03
commit fae0b73f0d
154 changed files with 3522 additions and 1370 deletions
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145
sources_non_forked/vim-go/autoload/go/lsp.vim
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@ -7,8 +7,7 @@ scriptencoding utf-8
let s:lspfactory = {}
function! s:lspfactory.get() dict abort
if !has_key(self, 'current')
" TODO(bc): check that the lsp is still running.
if !has_key(self, 'current') || empty(self.current)
let self.current = s:newlsp()
endif
@ -21,7 +20,7 @@ function! s:lspfactory.reset() dict abort
endif
endfunction
function! s:newlsp()
function! s:newlsp() abort
if !go#util#has_job()
" TODO(bc): start the server in the background using a shell that waits for the right output before returning.
call go#util#EchoError('This feature requires either Vim 8.0.0087 or newer with +job or Neovim.')
@ -115,16 +114,27 @@ function! s:newlsp()
try
let l:handler = self.handlers[l:response.id]
let l:winid = win_getid(winnr())
" Always set the active window to the window that was active when
" the request was sent. Among other things, this makes sure that
" the correct window's location list will be populated when the
" list type is 'location' and the user has moved windows since
" sending the reques.
call win_gotoid(l:handler.winid)
if has_key(l:response, 'error')
call l:handler.requestComplete(0)
call go#util#EchoError(l:response.error.message)
if has_key(l:handler, 'error')
call call(l:handler.error, [l:response.error.message])
else
call go#util#EchoError(l:response.error.message)
endif
call win_gotoid(l:winid)
return
endif
call l:handler.requestComplete(1)
call call(l:handler.handleResult, [l:response.result])
call win_gotoid(l:winid)
finally
call remove(self.handlers, l:response.id)
endtry
@ -149,9 +159,19 @@ function! s:newlsp()
if !self.last_request_id
" TODO(bc): run a server per module and one per GOPATH? (may need to
" keep track of servers by rootUri).
let l:msg = self.newMessage(go#lsp#message#Initialize(getcwd()))
let l:wd = go#util#ModuleRoot()
if l:wd == -1
call go#util#EchoError('could not determine appropriate working directory for gopls')
return
endif
let l:state = s:newHandlerState('gopls')
if l:wd == ''
let l:wd = getcwd()
endif
let l:msg = self.newMessage(go#lsp#message#Initialize(l:wd))
let l:state = s:newHandlerState('')
let l:state.handleResult = funcref('self.handleInitializeResult', [], l:self)
let self.handlers[l:msg.id] = l:state
@ -251,10 +271,10 @@ function! s:newlsp()
return l:lsp
endfunction
function! s:noop()
function! s:noop(...) abort
endfunction
function! s:newHandlerState(statustype)
function! s:newHandlerState(statustype) abort
let l:state = {
\ 'winid': win_getid(winnr()),
\ 'statustype': a:statustype,
@ -324,7 +344,7 @@ endfunction
" list of strings in the form 'file:line:col: message'. handler will be
" attached to a dictionary that manages state (statuslines, sets the winid,
" etc.)
function! go#lsp#Definition(fname, line, col, handler)
function! go#lsp#Definition(fname, line, col, handler) abort
call go#lsp#DidChange(a:fname)
let l:lsp = s:lspfactory.get()
@ -346,7 +366,7 @@ endfunction
" list of strings in the form 'file:line:col: message'. handler will be
" attached to a dictionary that manages state (statuslines, sets the winid,
" etc.)
function! go#lsp#TypeDef(fname, line, col, handler)
function! go#lsp#TypeDef(fname, line, col, handler) abort
call go#lsp#DidChange(a:fname)
let l:lsp = s:lspfactory.get()
@ -363,11 +383,15 @@ function! s:typeDefinitionHandler(next, msg) abort dict
call call(a:next, l:args)
endfunction
function! go#lsp#DidOpen(fname)
function! go#lsp#DidOpen(fname) abort
if get(b:, 'go_lsp_did_open', 0)
return
endif
if !filereadable(a:fname)
return
endif
let l:lsp = s:lspfactory.get()
let l:msg = go#lsp#message#DidOpen(fnamemodify(a:fname, ':p'), join(go#util#GetLines(), "\n") . "\n")
let l:state = s:newHandlerState('')
@ -377,9 +401,18 @@ function! go#lsp#DidOpen(fname)
let b:go_lsp_did_open = 1
endfunction
function! go#lsp#DidChange(fname)
if get(b:, 'go_lsp_did_open', 0)
return go#lsp#DidOpen(a:fname)
function! go#lsp#DidChange(fname) abort
" DidChange is called even when fname isn't open in a buffer (e.g. via
" go#lsp#Info); don't report the file as open or as having changed when it's
" not actually a buffer.
if bufnr(a:fname) == -1
return
endif
call go#lsp#DidOpen(a:fname)
if !filereadable(a:fname)
return
endif
let l:lsp = s:lspfactory.get()
@ -389,7 +422,11 @@ function! go#lsp#DidChange(fname)
call l:lsp.sendMessage(l:msg, l:state)
endfunction
function! go#lsp#DidClose(fname)
function! go#lsp#DidClose(fname) abort
if !filereadable(a:fname)
return
endif
if !get(b:, 'go_lsp_did_open', 0)
return
endif
@ -403,7 +440,7 @@ function! go#lsp#DidClose(fname)
let b:go_lsp_did_open = 0
endfunction
function! go#lsp#Completion(fname, line, col, handler)
function! go#lsp#Completion(fname, line, col, handler) abort
call go#lsp#DidChange(a:fname)
let l:lsp = s:lspfactory.get()
@ -420,7 +457,7 @@ function! s:completionHandler(next, msg) abort dict
for l:item in a:msg.items
let l:match = {'abbr': l:item.label, 'word': l:item.textEdit.newText, 'info': '', 'kind': go#lsp#completionitemkind#Vim(l:item.kind)}
if has_key(l:item, 'detail')
let l:item.info = l:item.detail
let l:match.info = l:item.detail
endif
if has_key(l:item, 'documentation')
@ -437,6 +474,80 @@ function! s:completionErrorHandler(next, error) abort dict
call call(a:next, [[]])
endfunction
function! go#lsp#Hover(fname, line, col, handler) abort
call go#lsp#DidChange(a:fname)
let l:lsp = s:lspfactory.get()
let l:msg = go#lsp#message#Hover(a:fname, a:line, a:col)
let l:state = s:newHandlerState('')
let l:state.handleResult = funcref('s:hoverHandler', [function(a:handler, [], l:state)], l:state)
let l:state.error = funcref('s:noop')
call l:lsp.sendMessage(l:msg, l:state)
endfunction
function! s:hoverHandler(next, msg) abort dict
let l:content = split(a:msg.contents.value, '; ')
if len(l:content) > 1
let l:curly = stridx(l:content[0], '{')
let l:content = extend([l:content[0][0:l:curly]], map(extend([l:content[0][l:curly+1:]], l:content[1:]), '"\t" . v:val'))
let l:content[len(l:content)-1] = '}'
endif
let l:args = [l:content]
call call(a:next, l:args)
endfunction
function! go#lsp#Info(showstatus)
let l:fname = expand('%:p')
let [l:line, l:col] = getpos('.')[1:2]
call go#lsp#DidChange(l:fname)
let l:lsp = s:lspfactory.get()
if a:showstatus
let l:state = s:newHandlerState('info')
else
let l:state = s:newHandlerState('')
endif
let l:state.handleResult = funcref('s:infoDefinitionHandler', [function('s:info', []), a:showstatus], l:state)
let l:state.error = funcref('s:noop')
let l:msg = go#lsp#message#Definition(l:fname, l:line, l:col)
call l:lsp.sendMessage(l:msg, l:state)
endfunction
function! s:infoDefinitionHandler(next, showstatus, msg) abort dict
" gopls returns a []Location; just take the first one.
let l:msg = a:msg[0]
let l:fname = go#path#FromURI(l:msg.uri)
let l:line = l:msg.range.start.line+1
let l:col = l:msg.range.start.character+1
let l:lsp = s:lspfactory.get()
let l:msg = go#lsp#message#Hover(l:fname, l:line, l:col)
if a:showstatus
let l:state = s:newHandlerState('info')
else
let l:state = s:newHandlerState('')
endif
let l:state.handleResult = funcref('s:hoverHandler', [function('s:info', [], l:state)], l:state)
let l:state.error = funcref('s:noop')
call l:lsp.sendMessage(l:msg, l:state)
endfunction
function! s:info(content) abort dict
let l:content = a:content[0]
" strip off the method set and fields of structs and interfaces.
if l:content =~# '^type [^ ]\+ \(struct\|interface\)'
let l:content = substitute(l:content, '{.*', '', '')
endif
call go#util#ShowInfo(l:content)
endfunction
" restore Vi compatibility settings
let &cpo = s:cpo_save
unlet s:cpo_save