From ec4e3110bc04657df4a04d94af35df8748aa7b03 Mon Sep 17 00:00:00 2001
From: TiPoK <me@tipok.pro>
Date: Sun, 27 May 2018 12:31:44 +0200
Subject: [PATCH 1/2] added a test for emty types with body

---
 .../graphql/parser/IDLParserTest.groovy       | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/test/groovy/graphql/parser/IDLParserTest.groovy b/src/test/groovy/graphql/parser/IDLParserTest.groovy
index c40761c9ac..03aaf1fc8e 100644
--- a/src/test/groovy/graphql/parser/IDLParserTest.groovy
+++ b/src/test/groovy/graphql/parser/IDLParserTest.groovy
@@ -548,6 +548,30 @@ input Gun {
         extTypeDef.getFieldDefinitions().size() == 1
     }
 
+    def "empty type definition with body"() {
+
+        def input = """
+        type EmptyType {
+        
+        }
+        
+        extend type EmptyType {
+            hero : String
+        }
+"""
+        when:
+        def document = new Parser().parseDocument(input)
+
+        then:
+        ObjectTypeDefinition typeDef = document.definitions[0] as ObjectTypeDefinition
+        typeDef.getName() == 'EmptyType'
+        typeDef.getFieldDefinitions().isEmpty()
+
+        ObjectTypeExtensionDefinition extTypeDef = document.definitions[1] as ObjectTypeExtensionDefinition
+        extTypeDef.getName() == 'EmptyType'
+        extTypeDef.getFieldDefinitions().size() == 1
+    }
+
     def "type implements can have & character for extra names"() {
 
         def input = """

From 838c9dc4abc2d20011c7e2c057692c5330879eec Mon Sep 17 00:00:00 2001
From: TiPoK <me@tipok.pro>
Date: Sun, 27 May 2018 15:38:55 +0200
Subject: [PATCH 2/2] changed to allow empty bodies for type def

---
 src/main/antlr/GraphqlSDL.g4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/antlr/GraphqlSDL.g4 b/src/main/antlr/GraphqlSDL.g4
index 58d15d7c43..9dd97dc29d 100644
--- a/src/main/antlr/GraphqlSDL.g4
+++ b/src/main/antlr/GraphqlSDL.g4
@@ -48,7 +48,7 @@ implementsInterfaces :
     IMPLEMENTS '&'? typeName+ |
     implementsInterfaces '&' typeName ;
 
-fieldsDefinition : '{' fieldDefinition+ '}';
+fieldsDefinition : '{' fieldDefinition* '}';
 
 fieldDefinition : description? name argumentsDefinition? ':' type directives?;