%%% $Id: Basic.sdf 17765 2006-02-13 12:54:52Z jurgenv $ module languages/sdf2/syntax/Basic imports languages/sdf2/syntax/Kernel exports context-free syntax "lexical" "syntax" Productions -> Grammar {cons("lexical-syntax")} "context-free" "syntax" Productions -> Grammar {cons("context-free-syntax")} "variables" Productions -> Grammar {cons("variables")} "lexical" "variables" Productions -> Grammar {cons("lexical-variables")} "<" Symbol "-CF" ">" -> Symbol {cons("cf")} "<" Symbol "-LEX" ">" -> Symbol {cons("lex")} "<" Symbol "-VAR" ">" -> Symbol {cons("varsym")} "LAYOUT" -> Symbol {cons("layout")}