Added separate debugger file and fixed shell to new form

runners/luadebug.lua

@@ -18,7 +18,6 @@ end
 local function spawn_lua_process(entry, lua, cwd, env)
   local host = "localhost"
   local port = 8172
-  local nowait = false
 
   -- Resolve vendor/?.lua so "require('mobdebug')" finds the bundled file
   local vendor_glob = join(get_plugin_root(), "vendor/?.lua")
@@ -28,9 +27,8 @@ local function spawn_lua_process(entry, lua, cwd, env)
     local ok, m = pcall(require, "mobdebug"); if ok then
       print("Connecting to "..%q..":"..tostring(%d))
       local connected = m.start(%q, %d)
-      if not connected and %s then m.off() end
     end
-  ]], host, port, host, port, nowait and "true" or "false")
+  ]], host, port, host, port)
   local launcher = string.format([[
     package.path = %q .. ";" .. package.path
     %s
@@ -74,8 +72,6 @@ function LDB:run(target, name, debuginfo)
   local cwd = target.cwd or "."
   local env = target.env or {}
 
-  -- TODO spawn the mobdebugger
-
   -- spawn the main lua process
   local proc = spawn_lua_process(entry, lua, cwd, env)
 
@@ -85,7 +81,7 @@ function LDB:run(target, name, debuginfo)
   end
 
   return {
-    luaproc=proc,
+    luaproc=proc
   }
 end
 
@@ -96,12 +92,14 @@ end
 
 -- Read the stdout, returns nil if process has stopped
 function LDB:read_stdout(proc)
-  return proc.luaproc:read_stdout()
+  local sl = proc.luaproc:read_stdout()
+  return sl
 end
 
 -- Read the stderr
 function LDB:read_stderr(proc)
-  return proc.luaproc:read_stderr()
+  local sl = proc.luaproc:read_stderr()
+  return sl
 end
 
 -- Kill the process