From c4aa3c08bcd68339caec30bac8733bf4b653e209 Mon Sep 17 00:00:00 2001
From: Paul Daniels <paul@leadiq.com>
Date: Mon, 5 Dec 2022 17:03:55 +0800
Subject: [PATCH] Fix json generic record decoding (#453)

---
 .../src/main/scala/zio/schema/codec/JsonCodec.scala      | 1 +
 .../test/scala-2/zio/schema/codec/JsonCodecSpec.scala    | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/zio-schema-json/shared/src/main/scala/zio/schema/codec/JsonCodec.scala b/zio-schema-json/shared/src/main/scala/zio/schema/codec/JsonCodec.scala
index 3d862f943..caceb3d16 100644
--- a/zio-schema-json/shared/src/main/scala/zio/schema/codec/JsonCodec.scala
+++ b/zio-schema-json/shared/src/main/scala/zio/schema/codec/JsonCodec.scala
@@ -515,6 +515,7 @@ object JsonCodec {
                   val value = schemaDecoder(schema).unsafeDecode(trace_, in)
                   builder += ((JsonFieldDecoder.string.unsafeDecodeField(trace_, label), value))
                 case None =>
+                  Lexer.char(trace, in, ':')
                   Lexer.skipValue(trace, in)
 
               }
diff --git a/zio-schema-json/shared/src/test/scala-2/zio/schema/codec/JsonCodecSpec.scala b/zio-schema-json/shared/src/test/scala-2/zio/schema/codec/JsonCodecSpec.scala
index 5abc56c5b..72ecbf6f1 100644
--- a/zio-schema-json/shared/src/test/scala-2/zio/schema/codec/JsonCodecSpec.scala
+++ b/zio-schema-json/shared/src/test/scala-2/zio/schema/codec/JsonCodecSpec.scala
@@ -186,6 +186,15 @@ object JsonCodecSpec extends ZIOSpecDefault {
         }
       )
     ),
+    suite("generic record")(
+      test("with extra fields") {
+        assertDecodes(
+          recordSchema,
+          ListMap[String, Any]("foo" -> "s", "bar" -> 1),
+          charSequenceToByteChunk("""{"foo":"s","bar":1,"baz":2}""")
+        )
+      }
+    ),
     suite("transform")(
       test("string") {
         val stringSchema    = Schema.Primitive(StandardType.StringType)