module IDL.IdlSymbol; immutable string SYMBOL_STRUCT = "message"; immutable string SYMBOL_INTERFACE = "service"; immutable string SYMBOL_SYNC = "sync"; immutable string SYMBOL_ASYNC = "async"; immutable string SYMBOL_ARRAY_DYNAMIC = "dynamic array"; immutable string SYMBOL_ARRAY_STATIC = "static array"; immutable string SYMBOL_VARIABLE_INFO = "variable";