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Handle LSP responses for different files more consistently

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This commit is contained in:
w0rp 2017-06-13 17:53:47 +01:00
parent 5146332206
commit aef58f598c
5 changed files with 106 additions and 123 deletions
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66
autoload/ale/engine.vim
View File

@ -11,15 +11,6 @@ if !has_key(s:, 'job_info_map')
let s:job_info_map = {}
endif
" Stores information for each LSP command including:
"
" linter: The linter dictionary for the command.
" buffer: The buffer number for the command.
" message: The message we sent, [is_notification, command, params?]
if !has_key(s:, 'lsp_command_info_map')
let s:lsp_command_info_map = {}
endif
let s:executable_cache_map = {}
" Check if files are executable, and if they are, remember that they are
@ -52,7 +43,6 @@ function! ale#engine#InitBufferInfo(buffer) abort
\ 'temporary_directory_list': [],
\ 'history': [],
\ 'open_lsp_documents': [],
\ 'lsp_command_list': [],
\}
endif
endfunction
@ -114,13 +104,13 @@ function! s:GatherOutput(job_id, line) abort
endif
endfunction
function! s:HandleLoclist(linter, buffer, loclist) abort
function! s:HandleLoclist(linter_name, buffer, loclist) abort
" Make some adjustments to the loclists to fix common problems, and also
" to set default values for loclist items.
let l:linter_loclist = ale#engine#FixLocList(a:buffer, a:linter, a:loclist)
let l:linter_loclist = ale#engine#FixLocList(a:buffer, a:linter_name, a:loclist)
" Remove previous items for this linter.
call filter(g:ale_buffer_info[a:buffer].loclist, 'v:val.linter_name !=# a:linter.name')
call filter(g:ale_buffer_info[a:buffer].loclist, 'v:val.linter_name !=# a:linter_name')
" Add the new items.
call extend(g:ale_buffer_info[a:buffer].loclist, l:linter_loclist)
@ -130,7 +120,7 @@ function! s:HandleLoclist(linter, buffer, loclist) abort
call sort(g:ale_buffer_info[a:buffer].loclist, 'ale#util#LocItemCompare')
let l:linting_is_done = empty(g:ale_buffer_info[a:buffer].job_list)
\ && empty(g:ale_buffer_info[a:buffer].lsp_command_list)
\ && !get(g:ale_buffer_info[a:buffer], 'waiting_for_tsserver', 0)
if l:linting_is_done
" Automatically remove all managed temporary files and directories
@ -201,31 +191,37 @@ function! s:HandleExit(job_id, exit_code) abort
let l:loclist = ale#util#GetFunction(l:linter.callback)(l:buffer, l:output)
call s:HandleLoclist(l:linter, l:buffer, l:loclist)
call s:HandleLoclist(l:linter.name, l:buffer, l:loclist)
endfunction
function! s:HandleLSPResponse(request_id, response) abort
let l:info = get(s:lsp_command_info_map, a:request_id, {})
function! s:HandleLSPResponse(response) abort
let l:is_diag_response = get(a:response, 'type', '') ==# 'event'
\ && get(a:response, 'event', '') ==# 'semanticDiag'
if !l:is_diag_response
return
endif
let l:buffer = bufnr(a:response.body.file)
let l:info = get(g:ale_buffer_info, l:buffer, {})
if empty(l:info)
return
endif
call remove(s:lsp_command_info_map, a:request_id)
let l:command_list = g:ale_buffer_info[l:info.buffer].lsp_command_list
call filter(l:command_list, 'v:val != a:request_id')
let l:info.waiting_for_tsserver = 0
let l:loclist = ale#lsp#response#ReadTSServerDiagnostics(a:response)
call s:HandleLoclist(l:info.linter, l:info.buffer, l:loclist)
call s:HandleLoclist('tsserver', l:buffer, l:loclist)
endfunction
function! ale#engine#SetResults(buffer, loclist) abort
let l:info = get(g:ale_buffer_info, a:buffer, {})
let l:job_list = get(l:info, 'job_list', [])
let l:lsp_command_list = get(l:info, 'lsp_command_list', [])
let l:linting_is_done = empty(l:job_list) && empty(l:lsp_command_list)
let l:waiting_for_tsserver = get(l:info, 'waiting_for_tsserver', 0)
let l:linting_is_done = empty(l:job_list) && !l:waiting_for_tsserver
" Set signs first. This could potentially fix some line numbers.
" The List could be sorted again here by SetSigns.
@ -261,7 +257,7 @@ function! ale#engine#SetResults(buffer, loclist) abort
endif
endfunction
function! ale#engine#FixLocList(buffer, linter, loclist) abort
function! ale#engine#FixLocList(buffer, linter_name, loclist) abort
let l:new_loclist = []
" Some errors have line numbers beyond the end of the file,
@ -290,7 +286,7 @@ function! ale#engine#FixLocList(buffer, linter, loclist) abort
\ 'vcol': get(l:old_item, 'vcol', 0),
\ 'type': get(l:old_item, 'type', 'E'),
\ 'nr': get(l:old_item, 'nr', -1),
\ 'linter_name': a:linter.name,
\ 'linter_name': a:linter_name,
\}
if has_key(l:old_item, 'detail')
@ -542,36 +538,28 @@ function! s:CheckWithTSServer(buffer, linter, executable) abort
let l:open_documents = l:info.open_lsp_documents
let l:is_open = index(l:open_documents, a:linter.name) >= 0
call ale#lsp#StartProgram(a:executable, a:executable, function('s:HandleLSPResponse'))
if !l:is_open
call add(l:open_documents, a:linter.name)
call ale#lsp#SendMessageToProgram(
\ a:executable,
\ a:executable,
\ ale#lsp#tsserver_message#Open(a:buffer),
\)
endif
call ale#lsp#SendMessageToProgram(
\ a:executable,
\ a:executable,
\ ale#lsp#tsserver_message#Change(a:buffer),
\)
let l:message = ale#lsp#tsserver_message#Geterr(a:buffer)
let l:request_id = ale#lsp#SendMessageToProgram(
\ a:executable,
\ a:executable,
\ l:message,
\ function('s:HandleLSPResponse'),
\ ale#lsp#tsserver_message#Geterr(a:buffer),
\)
if l:request_id > 0
let s:lsp_command_info_map[l:request_id] = {
\ 'buffer': a:buffer,
\ 'linter': a:linter,
\ 'message': l:message,
\}
call add(l:info.lsp_command_list, l:request_id)
if l:request_id != 0
let l:info.waiting_for_tsserver = 1
endif
endfunction

143
autoload/ale/lsp.vim
View File

@ -8,13 +8,11 @@ let g:ale_lsp_next_message_id = 1
function! s:NewConnection() abort
" data: The message data received so far.
" callback_map: A mapping from connections to response callbacks.
" address: An address only set for server connections.
" executable: An executable only set for program connections.
" job: A job ID only set for running programs.
let l:conn = {
\ 'data': '',
\ 'callback_map': {},
\ 'address': '',
\ 'executable': '',
\ 'job_id': -1,
@ -135,16 +133,6 @@ function! ale#lsp#ReadMessageData(data) abort
return [l:remainder, l:response_list]
endfunction
function! s:FindCallbackIDForType(callback_map, type) abort
for l:key in reverse(keys(a:callback_map))
if a:callback_map[l:key][1][1] ==# a:type
return str2nr(l:key)
endif
endfor
return 0
endfunction
function! ale#lsp#HandleMessage(conn, message) abort
let a:conn.data .= a:message
@ -153,18 +141,8 @@ function! ale#lsp#HandleMessage(conn, message) abort
" Call our callbacks.
for l:response in l:response_list
let l:id = has_key(l:response, 'seq')
\ ? l:response.seq
\ : l:response.id
if get(l:response, 'type', '') ==# 'event'
\&& get(l:response, 'event', '') ==# 'semanticDiag'
let l:id = s:FindCallbackIDForType(a:conn.callback_map, 'ts@geterr')
endif
if has_key(a:conn.callback_map, l:id)
let [l:Callback, l:message] = remove(a:conn.callback_map, l:id)
call ale#util#GetFunction(l:Callback)(l:id, l:response)
if has_key(a:conn, 'callback')
call ale#util#GetFunction(a:conn.callback)(l:response)
endif
endfor
endfunction
@ -183,34 +161,18 @@ function! s:HandleCommandMessage(job_id, message) abort
call ale#lsp#HandleMessage(l:conn, a:message)
endfunction
" Send a message to a server with a given executable, and a command for
" running the executable.
"
" A callback can be registered to handle the response.
" Notifications do not need to be handled.
" (executable, command, message, callback?)
"
" Returns 1 when a message is sent, 0 otherwise.
function! ale#lsp#SendMessageToProgram(executable, command, message, ...) abort
if a:0 > 1
throw 'Too many arguments!'
endif
if !a:message[0] && a:0 == 0
throw 'A callback must be set for messages which are not notifications!'
endif
" Start a program for LSP servers which run with executables.
function! ale#lsp#StartProgram(executable, command, callback) abort
if !executable(a:executable)
return 0
endif
let [l:id, l:data] = ale#lsp#CreateMessageData(a:message)
let l:matches = filter(s:connections[:], 'v:val.executable ==# a:executable')
" Get the current connection or a new one.
let l:conn = !empty(l:matches) ? l:matches[0] : s:NewConnection()
let l:conn.executable = a:executable
let l:conn.callback = a:callback
if !ale#job#IsRunning(l:conn.job_id)
let l:options = {
@ -226,37 +188,42 @@ function! ale#lsp#SendMessageToProgram(executable, command, message, ...) abort
return 0
endif
" The ID is 0 when the message is a Notification, which is a JSON-RPC
" request for which the server must not return a response.
if l:id != 0
" Add the callback, which the server will respond to later.
let l:conn.callback_map[l:id] = [a:1, a:message]
endif
call ale#job#SendRaw(l:job_id, l:data)
let l:conn.job_id = l:job_id
return l:id
return 1
endfunction
" Send a message to a server at a given address.
" A callback can be registered to handle the response.
" Notifications do not need to be handled.
" (address, message, callback?)
" Send a message to a server with a given executable, and a command for
" running the executable.
"
" Returns 1 when a message is sent, 0 otherwise.
function! ale#lsp#SendMessageToAddress(address, message, ...) abort
if a:0 > 1
throw 'Too many arguments!'
endif
if !a:message[0] && a:0 == 0
throw 'A callback must be set for messages which are not notifications!'
endif
" Returns -1 when a message is sent, but no response is expected
" 0 when the message is not sent and
" >= 1 with the message ID when a response is expected.
function! ale#lsp#SendMessageToProgram(executable, message) abort
let [l:id, l:data] = ale#lsp#CreateMessageData(a:message)
let l:matches = filter(s:connections[:], 'v:val.executable ==# a:executable')
" No connection is currently open.
if empty(l:matches)
return 0
endif
" Get the current connection or a new one.
let l:conn = l:matches[0]
let l:conn.executable = a:executable
if get(l:conn, 'job_id', 0) == 0
return 0
endif
call ale#job#SendRaw(l:conn.job_id, l:data)
return l:id == 0 ? -1 : l:id
endfunction
" Connect to an address and set up a callback for handling responses.
function! ale#lsp#ConnectToAddress(address, callback) abort
let l:matches = filter(s:connections[:], 'v:val.address ==# a:address')
" Get the current connection or a new one.
let l:conn = !empty(l:matches) ? l:matches[0] : s:NewConnection()
@ -269,19 +236,47 @@ function! ale#lsp#SendMessageToAddress(address, message, ...) abort
\})
endif
" The ID is 0 when the message is a Notification, which is a JSON-RPC
" request for which the server must not return a response.
if l:id != 0
" Add the callback, which the server will respond to later.
let l:conn.callback_map[l:id] = [a:1, a:message]
if ch_status(l:conn.channnel) ==# 'fail'
return 0
endif
if ch_status(l:conn.channnel) ==# 'fail'
let l:conn.callback = a:callback
return 1
endfunction
" Send a message to a server at a given address.
" Notifications do not need to be handled.
"
" Returns -1 when a message is sent, but no response is expected
" 0 when the message is not sent and
" >= 1 with the message ID when a response is expected.
function! ale#lsp#SendMessageToAddress(address, message) abort
if a:0 > 1
throw 'Too many arguments!'
endif
if !a:message[0] && a:0 == 0
throw 'A callback must be set for messages which are not notifications!'
endif
let [l:id, l:data] = ale#lsp#CreateMessageData(a:message)
let l:matches = filter(s:connections[:], 'v:val.address ==# a:address')
" No connection is currently open.
if empty(l:matches)
return 0
endif
let l:conn = l:matches[0]
if ch_status(l:conn.channnel) !=# 'open'
return 0
endif
" Send the message to the server
call ch_sendraw(l:conn.channel, l:data)
return l:id
return l:id == 0 ? -1 : l:id
endfunction

2
autoload/ale/lsp/tsserver_message.vim
View File

@ -33,5 +33,5 @@ function! ale#lsp#tsserver_message#Change(buffer) abort
endfunction
function! ale#lsp#tsserver_message#Geterr(buffer) abort
return [0, 'ts@geterr', {'files': [expand('#' . a:buffer . ':p')]}]
return [1, 'ts@geterr', {'files': [expand('#' . a:buffer . ':p')]}]
endfunction

2
test/lsp/test_lsp_client_messages.vader
View File

@ -139,7 +139,7 @@ Execute(ale#lsp#tsserver_message#Geterr() should return correct messages):
AssertEqual
\ [
\ 0,
\ 1,
\ 'ts@geterr',
\ {
\ 'files': [b:dir . '/foo.ts'],

16
test/test_loclist_corrections.vader
View File

@ -36,7 +36,7 @@ Execute(FixLocList should set all the default values correctly):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{'text': 'a', 'lnum': 2}, {'text': 'b', 'lnum': 2}],
\ )
@ -56,7 +56,7 @@ Execute(FixLocList should use the values we supply):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{
\ 'text': 'a',
\ 'lnum': 3,
@ -84,7 +84,7 @@ Execute(FixLocList should set items with lines beyond the end to the last line):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{'text': 'a', 'lnum': 11}],
\ )
@ -104,7 +104,7 @@ Execute(FixLocList should move line 0 to line 1):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{'text': 'a', 'lnum': 0}],
\ )
@ -125,7 +125,7 @@ Execute(FixLocList should convert line and column numbers correctly):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{'text': 'a', 'lnum': '010', 'col': '010'}],
\ )
@ -158,7 +158,7 @@ Execute(FixLocList should pass on end_col values):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [
\ {'text': 'a', 'lnum': '010', 'col': '010', 'end_col': '012'},
\ {'text': 'a', 'lnum': '010', 'col': '011', 'end_col': 12},
@ -195,7 +195,7 @@ Execute(FixLocList should pass on end_lnum values):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [
\ {'text': 'a', 'lnum': '010', 'col': '010', 'end_col': '012', 'end_lnum': '013'},
\ {'text': 'a', 'lnum': '010', 'col': '011', 'end_col': 12, 'end_lnum': 13},
@ -220,6 +220,6 @@ Execute(FixLocList should allow subtypes to be set):
\],
\ ale#engine#FixLocList(
\ bufnr('%'),
\ {'name': 'foobar'},
\ 'foobar',
\ [{'text': 'a', 'lnum': 11, 'sub_type': 'style'}],
\ )