definition module absmodule

from rule import Rule

:: Module sym pvar tsym tvar
   = { exportedtypesymbols :: [tsym]                        // Exported type symbols (from DCL)
     , typealias           :: [(tsym,Rule tsym tvar)]       // Alias types
     , typeconstructors    :: [(tsym,[sym])]                // All constructor symbols of each declared algebraic type
     , exportedsymbols     :: [sym]                         // Exported function/constructor symbols
     , aliases             :: [(sym,Rule sym pvar)]         // Macros
     , typerules           :: [(sym,Rule tsym tvar,[Bool])] // Info from type rules (actual type and argument strictnesses)
     , rules               :: [(sym,[Rule sym pvar])]       // Rewrite rules of each symbol, absent if imported
     }