pub fn dyn_sol_type(
all_user_defined_types: &HashMap<usize, UserDefinedTypeRef>,
type_name: &TypeName,
) -> Option<DynSolType>pub fn dyn_sol_type(
all_user_defined_types: &HashMap<usize, UserDefinedTypeRef>,
type_name: &TypeName,
) -> Option<DynSolType>