don't crash due to unknown response id

fix #1808

Author: sumneko

changelog.md

@@ -13,12 +13,14 @@
 * `FIX` [#1737]
 * `FIX` [#1751]
 * `FIX` [#1767]
+* `FIX` [#1808]
 
 [#831]:  https://github.com/sumneko/lua-language-server/issues/831
 [#1729]: https://github.com/sumneko/lua-language-server/issues/1729
 [#1737]: https://github.com/sumneko/lua-language-server/issues/1737
 [#1751]: https://github.com/sumneko/lua-language-server/issues/1751
 [#1767]: https://github.com/sumneko/lua-language-server/issues/1767
+[#1808]: https://github.com/sumneko/lua-language-server/issues/1808
 
 `2022-11-29`
 ## 3.6.4

script/proto/proto.lua

@@ -54,7 +54,10 @@ function m.response(id, res)
         log.error('Response id is nil!', inspect(res))
         return
     end
-    assert(m.holdon[id])
+    if not m.holdon[id] then
+        log.error('Unknown response id!', id)
+        return
+    end
     m.holdon[id] = nil
     local data  = {}
     data.id     = id
@@ -67,7 +70,10 @@ function m.responseErr(id, code, message)
         log.error('Response id is nil!', inspect(message))
         return
     end
-    assert(m.holdon[id])
+    if not m.holdon[id] then
+        log.error('Unknown response id!', id)
+        return
+    end
     m.holdon[id] = nil
     m.send {
         id    = id,