From d913ec168574f889ba3c59d88f44f60c5b4d6e9b Mon Sep 17 00:00:00 2001
From: Rostyslav Dzinko <rostislav.dzinko@gmail.com>
Date: Fri, 17 Jun 2016 14:08:09 +0300
Subject: [PATCH] Implemented `in` operator support for JsonNode objects

---
 lib/pure/json.nim | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/pure/json.nim b/lib/pure/json.nim
index e99a351a18..b4eecdf88e 100644
--- a/lib/pure/json.nim
+++ b/lib/pure/json.nim
@@ -848,6 +848,16 @@ proc hasKey*(node: JsonNode, key: string): bool =
   assert(node.kind == JObject)
   result = node.fields.hasKey(key)
 
+proc contains*(node: JsonNode, key: string): bool =
+  ## Checks if `key` exists in `node`.
+  assert(node.kind == JObject)
+  node.fields.hasKey(key)
+
+proc contains*(node: JsonNode, val: JsonNode): bool =
+  ## Checks if `val` exists in array `node`.
+  assert(node.kind == JArray)
+  find(node.elems, val) >= 0
+
 proc existsKey*(node: JsonNode, key: string): bool {.deprecated.} = node.hasKey(key)
   ## Deprecated for `hasKey`