From 365c353c9a771feedf7fced1bc337066cd78f5d6 Mon Sep 17 00:00:00 2001 From: David Zhang Date: Fri, 26 Feb 2021 17:24:18 +0800 Subject: fix: show error when language server start fails and prevent future requests --- runtime/lua/vim/lsp/rpc.lua | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'runtime/lua/vim/lsp') diff --git a/runtime/lua/vim/lsp/rpc.lua b/runtime/lua/vim/lsp/rpc.lua index 90f51dfc5a..4e2dd7c8e8 100644 --- a/runtime/lua/vim/lsp/rpc.lua +++ b/runtime/lua/vim/lsp/rpc.lua @@ -376,6 +376,9 @@ local function start(cmd, cmd_args, dispatchers, extra_spawn_params) spawn_params.env = env_merge(extra_spawn_params.env) end handle, pid = uv.spawn(cmd, spawn_params, onexit) + if handle == nil then + error(string.format("start `%s` failed: %s", cmd, pid)) + end end --@private @@ -386,7 +389,7 @@ local function start(cmd, cmd_args, dispatchers, extra_spawn_params) --@returns true if the payload could be scheduled, false if the main event-loop is in the process of closing. local function encode_and_send(payload) local _ = log.debug() and log.debug("rpc.send.payload", payload) - if handle:is_closing() then return false end + if handle == nil or handle:is_closing() then return false end -- TODO(ashkan) remove this once we have a Lua json_encode schedule(function() local encoded = assert(json_encode(payload)) -- cgit