public static Type MustBeGraphQLScalar(this Type type)
{
if (!GraphQLTypes.IsScalarType(type))
{
var exceptionMessage = $"The type '{type.FullName}' is not a GraphQL scalar type.";
throw new InvalidOperationException(exceptionMessage)
{
HelpLink = "http://spec.graphql.org/June2018/#sec-Scalars"
};
}
return(type);
}
public static Type MustNotBeGraphQLList(this Type type, string message)
{
if (GraphQLTypes.IsListType(type))
{
var exceptionMessage = $"The type '{type.FullName}' is a GraphQL list type.";
if (!string.IsNullOrWhiteSpace(message))
{
exceptionMessage += message;
}
throw new InvalidOperationException(exceptionMessage)
{
HelpLink = "http://spec.graphql.org/June2018/#sec-Type-System.List"
};
}
return(type);
}
public static Type MustBeAGraphQLObject(this Type type, string message)
{
if (!GraphQLTypes.IsObjectType(type))
{
var exceptionMessage = $"The type '{type.FullName}' is not a GraphQL object type.";
if (!string.IsNullOrWhiteSpace(message))
{
exceptionMessage += message;
}
throw new InvalidOperationException(exceptionMessage)
{
HelpLink = "http://spec.graphql.org/June2018/#sec-Objects"
};
}
return(type);
}
