Merge pull request #1379 from julia-vscode/sp/fix-pid-polling

fix: correctly init editor pid polling

Author: pfitzseb

src/languageserverinstance.jl

@@ -357,8 +357,6 @@ function Base.run(server::LanguageServerInstance; timings = [])
 
     trigger_symbolstore_reload(server)
 
-    poll_editor_pid(server)
-
     @async try
         @debug "LS: Starting client listener task."
         add_timer_message!(did_show_timer, timings, "(async) listening to client events")

src/requests/init.jl

@@ -164,6 +164,8 @@ function initialize_request(params::InitializeParams, server::LanguageServerInst
     server.clientInfo = params.clientInfo
     server.editor_pid = params.processId
 
+    poll_editor_pid(server)
+
     if !ismissing(params.capabilities.window) && !ismissing(params.capabilities.window.workDoneProgress) && params.capabilities.window.workDoneProgress
         server.clientcapability_window_workdoneprogress = true
     else

src/utilities.jl

@@ -539,13 +539,15 @@ function poll_editor_pid(server::LanguageServerInstance)
     if server.editor_pid === nothing
         return
     end
-    @info "Monitoring editor process with id $(server.editor_pid)"
-    return @async while !server.shutdown_requested
-        sleep(10)
+    @debug "Monitoring editor process with pid $(server.editor_pid)"
+
+    Threads.@spawn while !server.shutdown_requested
+        sleep(30)
 
         # kill -0 $editor_pid
         r = ccall(:uv_kill, Cint, (Cint, Cint), server.editor_pid, 0)
         if r != 0
+            @info "Parent process $(server.editor_pid) has shut down. Exiting..."
             exit(1)
         end
     end