Updated plugins

sources_non_forked/ale/autoload/ale/lsp/message.vim

@@ -24,12 +24,15 @@ function! ale#lsp#message#GetNextVersionID() abort
     return l:id
 endfunction
 
-function! ale#lsp#message#Initialize(root_path) abort
+function! ale#lsp#message#Initialize(root_path, initialization_options) abort
     " TODO: Define needed capabilities.
+    " NOTE: rootPath is deprecated in favour of rootUri
     return [0, 'initialize', {
     \   'processId': getpid(),
     \   'rootPath': a:root_path,
     \   'capabilities': {},
+    \   'initializationOptions': a:initialization_options,
+    \   'rootUri': ale#path#ToURI(a:root_path),
     \}]
 endfunction
 
@@ -116,3 +119,22 @@ function! ale#lsp#message#Definition(buffer, line, column) abort
     \   'position': {'line': a:line - 1, 'character': a:column},
     \}]
 endfunction
+
+function! ale#lsp#message#References(buffer, line, column) abort
+    return [0, 'textDocument/references', {
+    \   'textDocument': {
+    \       'uri': ale#path#ToURI(expand('#' . a:buffer . ':p')),
+    \   },
+    \   'position': {'line': a:line - 1, 'character': a:column},
+    \   'context': {'includeDeclaration': v:false},
+    \}]
+endfunction
+
+function! ale#lsp#message#Hover(buffer, line, column) abort
+    return [0, 'textDocument/hover', {
+    \   'textDocument': {
+    \       'uri': ale#path#ToURI(expand('#' . a:buffer . ':p')),
+    \   },
+    \   'position': {'line': a:line - 1, 'character': a:column},
+    \}]
+endfunction

sources_non_forked/ale/autoload/ale/lsp/response.vim

@@ -1,6 +1,20 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: Parsing and transforming of LSP server responses.
 
+" Constants for error codes.
+" Defined by JSON RPC
+let s:PARSE_ERROR = -32700
+let s:INVALID_REQUEST = -32600
+let s:METHOD_NOT_FOUND = -32601
+let s:INVALID_PARAMS = -32602
+let s:INTERNAL_ERROR = -32603
+let s:SERVER_ERROR_START = -32099
+let s:SERVER_ERROR_END = -32000
+let s:SERVER_NOT_INITIALIZED = -32002
+let s:UNKNOWN_ERROR_CODE = -32001
+" Defined by the protocol.
+let s:REQUEST_CANCELLED = -32800
+
 " Constants for message severity codes.
 let s:SEVERITY_ERROR = 1
 let s:SEVERITY_WARNING = 2
@@ -72,3 +86,31 @@ function! ale#lsp#response#ReadTSServerDiagnostics(response) abort
 
     return l:loclist
 endfunction
+
+function! ale#lsp#response#GetErrorMessage(response) abort
+    if type(get(a:response, 'error', 0)) isnot type({})
+        return ''
+    endif
+
+    let l:code = get(a:response.error, 'code')
+
+    " Only report things for these error codes.
+    if l:code isnot s:INVALID_PARAMS && l:code isnot s:INTERNAL_ERROR
+        return ''
+    endif
+
+    let l:message = get(a:response.error, 'message', '')
+
+    if empty(l:message)
+        return ''
+    endif
+
+    " Include the traceback as details, if it's there.
+    let l:traceback = get(get(a:response.error, 'data', {}), 'traceback', [])
+
+    if type(l:traceback) is type([]) && !empty(l:traceback)
+        let l:message .= "\n" . join(l:traceback, "\n")
+    endif
+
+    return l:message
+endfunction

sources_non_forked/ale/autoload/ale/lsp/tsserver_message.vim

@@ -61,3 +61,19 @@ function! ale#lsp#tsserver_message#Definition(buffer, line, column) abort
     \   'file': expand('#' . a:buffer . ':p'),
     \}]
 endfunction
+
+function! ale#lsp#tsserver_message#References(buffer, line, column) abort
+    return [0, 'ts@references', {
+    \   'line': a:line,
+    \   'offset': a:column,
+    \   'file': expand('#' . a:buffer . ':p'),
+    \}]
+endfunction
+
+function! ale#lsp#tsserver_message#Quickinfo(buffer, line, column) abort
+    return [0, 'ts@quickinfo', {
+    \   'line': a:line,
+    \   'offset': a:column,
+    \   'file': expand('#' . a:buffer . ':p'),
+    \}]
+endfunction