# --- Rules ---
        parse           : stmt(s?) EOF
                        { $item[1] }

        stmt            : variable ';'          { $item[1] }
                        | array ';'             { $item[1] }
                        | hash ';'              { $item[1] }
                        | <error>

        arrayelement    : term ',' { [ @item[0, 1] ] }
                        | term { [ @item[0, 1] ] }
        arrayname       : ARRAY IDENTIFIER { [ 'array', $item[2] ] }

        array           : arrayname EQUAL arrayelement(s?)
                        { [ @item[2, 4] ] }
        hashelement     : IDENTIFIER HASHASSIGN term ',' { [ @item[0,1,3] ] }
                        | IDENTIFIER HASHASSIGN term { [ @item[0,1,3] ] }
        hash            : HASH IDENTIFIER EQUAL '{' hashelement(s?) '}'
                        { [ @item [0, 2, 5] ] }

        variablename    : VAR IDENTIFIER { [ 'variable', $item[2] ] }
        variable        : variablename EQUAL term
                        { [ @item[0, 2, 4] ] }

        term            : QUOTE IDENTIFIER QUOTE { [ 'identifier', $item[2] ] }
                        | LITERAL    { [ 'literal',    $item[1] ] }
                        | arrayname { $item[1] }
                        | variablename { $item[1] }