fix(nvim): refined LSP launching process

Author: Davidyz

lua/vectorcode/config.lua

@@ -32,6 +32,7 @@ local lsp_configs = function()
       cfg = lspconfig.vectorcode_server.config_def.default_config
     end
   end
+  cfg.name = "vectorcode_server"
   return cfg
 end
 

lua/vectorcode/jobrunner/lsp.lua

@@ -18,6 +18,11 @@ local notify_opts = vc_config.notify_opts
 ---@param ok_to_fail boolean
 ---@return integer?
 function jobrunner.init(ok_to_fail)
+  local existing_clients = vim.lsp.get_clients({ name = vc_config.lsp_configs().name })
+  if #existing_clients > 0 then
+    CLIENT = existing_clients[1]
+    return CLIENT.id
+  end
   ok_to_fail = ok_to_fail or true
   local client_id = vim.lsp.start(vc_config.lsp_configs(), {})
   if client_id ~= nil then
@@ -63,8 +68,7 @@ function jobrunner.run(args, timeout_ms, bufnr)
 end
 
 function jobrunner.run_async(args, callback, bufnr)
-  jobrunner.init(false)
-  assert(CLIENT ~= nil)
+  assert(jobrunner.init(false))
   assert(bufnr ~= nil)
 
   if not CLIENT.attached_buffers[bufnr] then