Merge pull request #2480 from captainsafia/fix-dateonly

Set DateOnly as string type with date format in schema

Author: domaindrivendev

src/Swashbuckle.AspNetCore.Newtonsoft/SchemaGenerator/NewtonsoftDataContractResolver.cs

@@ -207,7 +207,11 @@ [ typeof(DateTime) ] = Tuple.Create(DataType.String, "date-time"),
             [ typeof(DateTimeOffset) ] = Tuple.Create(DataType.String, "date-time"),
             [ typeof(Guid) ] = Tuple.Create(DataType.String, "uuid"),
             [ typeof(Uri) ] = Tuple.Create(DataType.String, "uri"),
-            [ typeof(TimeSpan) ] = Tuple.Create(DataType.String, "date-span")
+            [ typeof(TimeSpan) ] = Tuple.Create(DataType.String, "date-span"),
+#if NET6_0_OR_GREATER
+            [ typeof(DateOnly) ] = Tuple.Create(DataType.String, "date"),
+            [ typeof(TimeOnly) ] = Tuple.Create(DataType.String, "time")
+#endif
         };
     }
 }

src/Swashbuckle.AspNetCore.SwaggerGen/SchemaGenerator/JsonSerializerDataContractResolver.cs

@@ -241,7 +241,11 @@ [ typeof(char) ] = Tuple.Create(DataType.String, (string)null),
             [ typeof(DateTime) ] = Tuple.Create(DataType.String, "date-time"),
             [ typeof(DateTimeOffset) ] = Tuple.Create(DataType.String, "date-time"),
             [ typeof(Guid) ] = Tuple.Create(DataType.String, "uuid"),
-            [ typeof(Uri) ] = Tuple.Create(DataType.String, "uri")
+            [ typeof(Uri) ] = Tuple.Create(DataType.String, "uri"),
+#if NET6_0_OR_GREATER
+            [ typeof(DateOnly) ] = Tuple.Create(DataType.String, "date"),
+            [ typeof(TimeOnly) ] = Tuple.Create(DataType.String, "time")
+#endif
         };
     }
 }

test/Swashbuckle.AspNetCore.SwaggerGen.Test/SchemaGenerator/JsonSerializerSchemaGeneratorTests.cs

@@ -51,10 +51,14 @@ public void GenerateSchema_GeneratesFileSchema_IfFormFileOrFileResultType(Type t
         [InlineData(typeof(DateTimeOffset), "string", "date-time")]
         [InlineData(typeof(Guid), "string", "uuid")]
         [InlineData(typeof(Uri), "string", "uri")]
+        [InlineData(typeof(DateOnly), "string", "date")]
+        [InlineData(typeof(TimeOnly), "string", "time")]
         [InlineData(typeof(bool?), "boolean", null)]
         [InlineData(typeof(int?), "integer", "int32")]
         [InlineData(typeof(DateTime?), "string", "date-time")]
         [InlineData(typeof(Guid?), "string", "uuid")]
+        [InlineData(typeof(DateOnly?), "string", "date")]
+        [InlineData(typeof(TimeOnly?), "string", "time")]
         public void GenerateSchema_GeneratesPrimitiveSchema_IfPrimitiveOrNullablePrimitiveType(
             Type type,
             string expectedSchemaType,