3 files changed, 54 insertions, 2 deletions
diff --git a/runtime/autoload/lsp.vim b/runtime/autoload/lsp.vim
new file mode 100644
index 0000000000..4c8f8b396a
--- /dev/null
+++ b/runtime/autoload/lsp.vim
@@ -0,0 +1,45 @@
+function! lsp#add_filetype_config(config) abort
+  call luaeval('vim.lsp.add_filetype_config(_A)', a:config)
+endfunction
+
+function! lsp#set_log_level(level) abort
+  call luaeval('vim.lsp.set_log_level(_A)', a:level)
+endfunction
+
+function! lsp#get_log_path() abort
+  return luaeval('vim.lsp.get_log_path()')
+endfunction
+
+function! lsp#omnifunc(findstart, base) abort
+  return luaeval("vim.lsp.omnifunc(_A[1], _A[2])", [a:findstart, a:base])
+endfunction
+
+function! lsp#text_document_hover() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/hover', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
+
+function! lsp#text_document_declaration() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/declaration', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
+
+function! lsp#text_document_definition() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/definition', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
+
+function! lsp#text_document_signature_help() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/signatureHelp', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
+
+function! lsp#text_document_type_definition() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/typeDefinition', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
+
+function! lsp#text_document_implementation() abort
+  lua vim.lsp.buf_request(nil, 'textDocument/implementation', vim.lsp.protocol.make_text_document_position_params())
+  return ''
+endfunction
diff --git a/runtime/autoload/provider/pythonx.vim b/runtime/autoload/provider/pythonx.vim
index aec18c0508..23e7ff8f64 100644
--- a/runtime/autoload/provider/pythonx.vim
+++ b/runtime/autoload/provider/pythonx.vim
@@ -29,8 +29,8 @@ endfunction
 function! s:get_python_candidates(major_version) abort
   return {
         \ 2: ['python2', 'python2.7', 'python2.6', 'python'],
-        \ 3: ['python3', 'python3.7', 'python3.6', 'python3.5', 'python3.4', 'python3.3',
-        \     'python']
+        \ 3: ['python3', 'python3.8', 'python3.7', 'python3.6', 'python3.5',
+        \     'python3.4', 'python3.3', 'python']
         \ }[a:major_version]
 endfunction
 
diff --git a/runtime/autoload/spellfile.vim b/runtime/autoload/spellfile.vim
index c0ef51cdfe..d098902305 100644
--- a/runtime/autoload/spellfile.vim
+++ b/runtime/autoload/spellfile.vim
@@ -13,6 +13,13 @@ let s:spellfile_URL = ''    " Start with nothing so that s:donedict is reset.
 
 " This function is used for the spellfile plugin.
 function! spellfile#LoadFile(lang)
+  " Check for sandbox/modeline. #11359
+  try
+    :!
+  catch /\<E12\>/
+    throw 'Cannot download spellfile in sandbox/modeline. Try ":set spell" from the cmdline.'
+  endtry
+
   " If the netrw plugin isn't loaded we silently skip everything.
   if !exists(":Nread")
     if &verbose