customgraphql

var NullDateTime = graphql.NewScalar(graphql.ScalarConfig{
	Name: "NullDateTime",
	Description: "The `NullDateTime` scalar type represents a mysql.NullDateTime." +
		" The NullDateTime is serialized as an RFC 3339 quoted string",
	Serialize:  serializeDateTime,
	ParseValue: unserializeDateTime,
	ParseLiteral: func(valueAST ast.Value) interface{} {
		switch valueAST := valueAST.(type) {
		case *ast.StringValue:
			return unserializeDateTime(valueAST.Value)
		}
		return nil
	},
})