From 92a7b78f4a2b13bd56260694c0035f7c71f10cb5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C8=98tefan=20Talpalaru?= <stefantalpalaru@yahoo.com>
Date: Fri, 26 Apr 2019 00:17:04 +0200
Subject: [PATCH] Nim HEAD support

---
 json_rpc/jsonmarshal.nim | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/json_rpc/jsonmarshal.nim b/json_rpc/jsonmarshal.nim
index 0efd843..b0c5a48 100644
--- a/json_rpc/jsonmarshal.nim
+++ b/json_rpc/jsonmarshal.nim
@@ -15,11 +15,12 @@ proc `%`*(n: ref SomeInteger): JsonNode =
   else:
     result = newJInt(n[])
 
-proc `%`*[T](option: Option[T]): JsonNode =
-  if option.isSome:
-    result = `%`(option.get)
-  else:
-    result = newJNull()
+when (NimMajor, NimMinor, NimPatch) < (0, 19, 9):
+  proc `%`*[T](option: Option[T]): JsonNode =
+    if option.isSome:
+      result = `%`(option.get)
+    else:
+      result = newJNull()
 
 # Compiler requires forward decl when processing out of module
 proc fromJson(n: JsonNode, argName: string, result: var bool)