#2132 - Support deferred execution for LSP executables, commands, and addresses

This commit is contained in:
w0rp 2019-02-27 23:26:32 +00:00
parent 37a1d24a36
commit c4328f2a31
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GPG Key ID: 0FC1ECAA8C81CD83
3 changed files with 479 additions and 41 deletions

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@ -57,6 +57,15 @@ function! ale#lsp#RemoveConnectionWithID(id) abort
endif
endfunction
function! ale#lsp#ResetConnections() abort
let s:connections = {}
endfunction
" Used only in tests.
function! ale#lsp#GetConnections() abort
return s:connections
endfunction
" This is only needed for tests
function! ale#lsp#MarkDocumentAsOpen(id, buffer) abort
let l:conn = get(s:connections, a:id, {})

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@ -228,6 +228,103 @@ function! ale#lsp_linter#OnInit(linter, details, Callback) abort
call a:Callback(a:linter, a:details)
endfunction
function! s:StartLSP(options, address, executable, command) abort
let l:buffer = a:options.buffer
let l:linter = a:options.linter
let l:root = a:options.root
let l:Callback = a:options.callback
let l:init_options = ale#lsp_linter#GetOptions(l:buffer, l:linter)
if l:linter.lsp is# 'socket'
let l:conn_id = ale#lsp#Register(a:address, l:root, l:init_options)
let l:ready = ale#lsp#ConnectToAddress(l:conn_id, a:address)
let l:command = ''
else
let l:conn_id = ale#lsp#Register(a:executable, l:root, l:init_options)
" tsserver behaves differently, so tell the LSP API that it is tsserver.
if l:linter.lsp is# 'tsserver'
call ale#lsp#MarkConnectionAsTsserver(l:conn_id)
endif
let l:command = ale#command#FormatCommand(l:buffer, a:executable, a:command, 0, v:false)[1]
let l:command = ale#job#PrepareCommand(l:buffer, l:command)
let l:ready = ale#lsp#StartProgram(l:conn_id, a:executable, l:command)
endif
if !l:ready
if g:ale_history_enabled && !empty(a:command)
call ale#history#Add(l:buffer, 'failed', l:conn_id, a:command)
endif
return 0
endif
let l:details = {
\ 'buffer': l:buffer,
\ 'connection_id': l:conn_id,
\ 'command': l:command,
\ 'project_root': l:root,
\}
call ale#lsp#OnInit(l:conn_id, {->
\ ale#lsp_linter#OnInit(l:linter, l:details, l:Callback)
\})
return 1
endfunction
function! s:StartWithAddress(options, address) abort
if ale#command#IsDeferred(a:address)
let a:address.result_callback = {
\ address -> s:StartWithAddress(a:options, address)
\}
return 1
endif
if empty(a:address)
return 0
endif
return s:StartLSP(a:options, a:address, '', '')
endfunction
function! s:StartWithCommand(options, executable, command) abort
if ale#command#IsDeferred(a:command)
let a:command.result_callback = {
\ command -> s:StartWithCommand(a:options, a:executable, command)
\}
return 1
endif
if empty(a:command)
return 0
endif
return s:StartLSP(a:options, '', a:executable, a:command)
endfunction
function! s:StartIfExecutable(options, executable) abort
if ale#command#IsDeferred(a:executable)
let a:executable.result_callback = {
\ executable -> s:StartIfExecutable(a:options, executable)
\}
return 1
endif
if !ale#engine#IsExecutable(a:options.buffer, a:executable)
return 0
endif
let l:command = ale#linter#GetCommand(a:options.buffer, a:options.linter)
return s:StartWithCommand(a:options, a:executable, l:command)
endfunction
" Given a buffer, an LSP linter, start up an LSP linter and get ready to
" receive messages for the document.
function! ale#lsp_linter#StartLSP(buffer, linter, Callback) abort
@ -241,54 +338,22 @@ function! ale#lsp_linter#StartLSP(buffer, linter, Callback) abort
return 0
endif
let l:init_options = ale#lsp_linter#GetOptions(a:buffer, a:linter)
let l:options = {
\ 'buffer': a:buffer,
\ 'linter': a:linter,
\ 'callback': a:Callback,
\ 'root': l:root,
\}
if a:linter.lsp is# 'socket'
let l:address = ale#linter#GetAddress(a:buffer, a:linter)
let l:conn_id = ale#lsp#Register(l:address, l:root, l:init_options)
let l:ready = ale#lsp#ConnectToAddress(l:conn_id, l:address)
else
return s:StartWithAddress(l:options, l:address)
endif
let l:executable = ale#linter#GetExecutable(a:buffer, a:linter)
if !ale#engine#IsExecutable(a:buffer, l:executable)
return 0
endif
let l:conn_id = ale#lsp#Register(l:executable, l:root, l:init_options)
" tsserver behaves differently, so tell the LSP API that it is tsserver.
if a:linter.lsp is# 'tsserver'
call ale#lsp#MarkConnectionAsTsserver(l:conn_id)
endif
let l:command = ale#linter#GetCommand(a:buffer, a:linter)
" Format the command, so %e can be formatted into it.
let l:command = ale#command#FormatCommand(a:buffer, l:executable, l:command, 0, v:false)[1]
let l:command = ale#job#PrepareCommand(a:buffer, l:command)
let l:ready = ale#lsp#StartProgram(l:conn_id, l:executable, l:command)
endif
if !l:ready
if g:ale_history_enabled && !empty(l:command)
call ale#history#Add(a:buffer, 'failed', l:conn_id, l:command)
endif
return 0
endif
let l:details = {
\ 'buffer': a:buffer,
\ 'connection_id': l:conn_id,
\ 'command': l:command,
\ 'project_root': l:root,
\}
call ale#lsp#OnInit(l:conn_id, {->
\ ale#lsp_linter#OnInit(a:linter, l:details, a:Callback)
\})
return 1
return s:StartIfExecutable(l:options, l:executable)
endfunction
function! s:CheckWithLSP(linter, details) abort

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@ -0,0 +1,364 @@
Before:
Save g:ale_run_synchronously
let g:ale_run_synchronously = 1
unlet! g:ale_run_synchronously_callbacks
runtime autoload/ale/lsp.vim
runtime autoload/ale/lsp_linter.vim
runtime autoload/ale/engine.vim
runtime autoload/ale/job.vim
runtime autoload/ale/socket.vim
let g:job_map = {}
let g:emulate_job_failure = 0
let g:next_job_id = 1
let g:socket_map = {}
let g:emulate_socket_failure = 0
let g:next_channel_id = 0
let g:message_buffer = ''
let g:calls = []
function! ale#engine#IsExecutable(buffer, executable) abort
return !empty(a:executable)
endfunction
function! ale#job#HasOpenChannel(job_id) abort
return has_key(g:job_map, a:job_id)
endfunction
function! ale#job#Stop(job_id) abort
if has_key(g:job_map, a:job_id)
call remove(g:job_map, a:job_id)
endif
endfunction
function! ale#job#Start(command, options) abort
if g:emulate_job_failure
return 0
endif
let l:job_id = g:next_job_id
let g:next_job_id += 1
let g:job_map[l:job_id] = [a:command, a:options]
return l:job_id
endfunction
function! ale#job#SendRaw(job_id, data) abort
let g:message_buffer .= a:data
endfunction
function! ale#socket#IsOpen(channel_id) abort
return has_key(g:socket_map, a:channel_id)
endfunction
function! ale#socket#Close(channel_id) abort
if has_key(g:socket_map, a:channel_id)
call remove(g:socket_map, a:channel_id)
endif
endfunction
function! ale#socket#Open(address, options) abort
if g:emulate_socket_failure
return -1
endif
let l:channel_id = g:next_channel_id
let g:next_channel_id += 1
let g:socket_map[l:channel_id] = [a:address, a:options]
return l:channel_id
endfunction
function! ale#socket#Send(channel_id, data) abort
let g:message_buffer .= a:data
endfunction
function! PopMessages() abort
let l:message_list = []
for l:line in split(g:message_buffer, '\(\r\|\n\|Content-Length\)\+')
if l:line[:0] is '{'
let l:data = json_decode(l:line)
call add(l:message_list, l:data)
endif
endfor
let g:message_buffer = ''
return l:message_list
endfunction
function! SendMessage(message) abort
let l:conn_id = keys(ale#lsp#GetConnections())[0]
let l:body = json_encode(a:message)
let l:data = 'Content-Length: ' . strlen(l:body) . "\r\n\r\n" . l:body
call ale#lsp#HandleMessage(l:conn_id, l:data)
endfunction
function! Start() abort
let l:linter = values(ale#linter#GetLintersLoaded())[0][0]
return ale#lsp_linter#StartLSP(
\ bufnr(''),
\ l:linter,
\ {linter, details -> add(g:calls, [linter.name, details])},
\)
endfunction
function! AssertInitSuccess(linter_name, conn_prefix, language, root, command) abort
let l:messages = PopMessages()
if a:linter_name is# 'tsserver'
AssertEqual
\ [
\ {
\ 'seq': v:null,
\ 'arguments': {
\ 'file': expand('%:p'),
\ },
\ 'type': 'request',
\ 'command': 'open',
\ },
\ ],
\ l:messages
else
AssertEqual
\ [
\ {
\ 'method': 'initialize',
\ 'jsonrpc': '2.0',
\ 'id': 1,
\ 'params': {
\ 'initializationOptions': {},
\ 'rootUri': ale#path#ToURI(a:root),
\ 'capabilities': {},
\ 'rootPath': a:root,
\ 'processId': getpid(),
\ },
\ },
\ ],
\ l:messages
call SendMessage({
\ 'jsonrpc': '2.0',
\ 'id': 1,
\ 'result': {
\ 'capabilities': {
\ 'renameProvider': v:true,
\ 'executeCommandProvider': {
\ 'commands': [],
\ },
\ 'hoverProvider': v:true,
\ 'documentSymbolProvider': v:true,
\ 'documentRangeFormattingProvider': v:true,
\ 'codeLensProvider': {
\ 'resolveProvider': v:false
\ },
\ 'referencesProvider': v:true,
\ 'textDocumentSync': 2,
\ 'documentFormattingProvider': v:true,
\ 'codeActionProvider': v:true,
\ 'signatureHelpProvider': {
\ 'triggerCharacters': ['(', ','],
\ },
\ 'completionProvider': {
\ 'triggerCharacters': ['.'],
\ 'resolveProvider': v:false
\ },
\ 'definitionProvider': v:true,
\ 'experimental': {},
\ 'documentHighlightProvider': v:true,
\ 'workspaceSymbolProvider': v:true,
\ },
\ },
\})
let l:messages = PopMessages()
AssertEqual
\ [
\ {
\ 'method': 'initialized',
\ 'jsonrpc': '2.0',
\ 'params': {},
\ },
\ {
\ 'method': 'textDocument/didOpen',
\ 'jsonrpc': '2.0',
\ 'params': {
\ 'textDocument': {
\ 'uri': ale#path#ToURI(expand('%:p')),
\ 'version': ale#lsp#message#GetNextVersionID() - 1,
\ 'languageId': a:language,
\ 'text': "\n",
\ },
\ },
\ },
\ ],
\ l:messages
endif
AssertEqual
\ [
\ [
\ a:linter_name,
\ {
\ 'connection_id': a:conn_prefix . ':' . a:root,
\ 'project_root': a:root,
\ 'buffer': bufnr(''),
\ 'command': !empty(a:command) ? ale#job#PrepareCommand(bufnr(''), a:command) : '',
\ },
\ ],
\ ],
\ g:calls
endfunction
function! AssertInitFailure() abort
let l:messages = PopMessages()
AssertEqual [], l:messages
AssertEqual [], g:calls
endfunction
call ale#linter#Reset()
After:
Restore
call ale#linter#Reset()
call ale#lsp#ResetConnections()
unlet! g:job_map
unlet! g:emulate_job_failure
unlet! g:next_job_id
unlet! g:socket_map
unlet! g:emulate_socket_failure
unlet! g:next_channel_id
unlet! g:message_buffer
unlet! g:calls
delfunction PopMessages
delfunction Start
delfunction AssertInitSuccess
delfunction AssertInitFailure
runtime autoload/ale/engine.vim
runtime autoload/ale/job.vim
runtime autoload/ale/socket.vim
Execute(tsserver should be started correctly):
runtime ale_linters/typescript/tsserver.vim
Assert Start()
call AssertInitSuccess('tsserver', 'tsserver', '', '', ale#Escape('tsserver'))
Execute(tsserver failures should be handled appropriately):
runtime ale_linters/typescript/tsserver.vim
let g:emulate_job_failure = 1
Assert !Start()
call AssertInitFailure()
Execute(LSP jobs should start correctly):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'stdio',
\ 'executable': 'foo',
\ 'command': 'foo',
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
Assert Start()
call AssertInitSuccess('foo', 'foo', 'foobar', '/foo/bar', 'foo')
Execute(LSP job failures should be handled):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'stdio',
\ 'executable': 'foo',
\ 'command': 'foo',
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
let g:emulate_job_failure = 1
Assert !Start()
call AssertInitFailure()
Execute(LSP TCP connections should start correctly):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'socket',
\ 'address': 'foo',
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
Assert Start()
call AssertInitSuccess('foo', 'foo', 'foobar', '/foo/bar', '')
Execute(LSP TCP connection failures should be handled):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'socket',
\ 'address': 'foo',
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
let g:emulate_socket_failure = 1
Assert !Start()
call AssertInitFailure()
Execute(Deferred executables should be handled correctly):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'stdio',
\ 'executable': {b -> ale#command#Run(b, 'echo', {-> 'foo'})},
\ 'command': '%e -c',
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
Assert Start()
call ale#test#FlushJobs()
call AssertInitSuccess('foo', 'foo', 'foobar', '/foo/bar', ale#Escape('foo') . ' -c')
Execute(Deferred commands should be handled correctly):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'stdio',
\ 'executable': 'foo',
\ 'command': {b -> ale#command#Run(b, 'echo', {-> '%e -c'})},
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
Assert Start()
call ale#test#FlushJobs()
call AssertInitSuccess('foo', 'foo', 'foobar', '/foo/bar', ale#Escape('foo') . ' -c')
Execute(Deferred addresses should be handled correctly):
call ale#linter#Define('foobar', {
\ 'name': 'foo',
\ 'lsp': 'socket',
\ 'address': {b -> ale#command#Run(b, 'echo', {-> 'localhost:1234'})},
\ 'project_root': '/foo/bar',
\ 'initialization_options': {},
\})
Assert Start()
call ale#test#FlushJobs()
call AssertInitSuccess('foo', 'localhost:1234', 'foobar', '/foo/bar', '')