public static void InitGrammar()
{
//Program rule
Grammar.Add(new GrammarReplaceRule(TokenEnum.Program, new CompositeToken
{
TokenEnum.ProgramName,
TokenEnum.NewLine(),
TokenEnum.String("var"),
TokenEnum.DefList1,
TokenEnum.NewLine(),
TokenEnum.String("begin"),
TokenEnum.StatementList1,
TokenEnum.String("end")
}));
//Definition list
DefinitionList();
//Statement list
StatementList();
//Unlabeled operator
UnlabeledOperator();
IdList();
//Expression
FillExpression();
FillLogicalExpression();
}
private static void StatementList()
{
Grammar.Add(new GrammarReplaceRule(TokenEnum.StatementList, new CompositeToken
{
TokenEnum.StatementList,
TokenEnum.NewLine(),
TokenEnum.Statement
}));
Grammar.Add(new GrammarReplaceRule(TokenEnum.StatementList, new CompositeToken
{
TokenEnum.NewLine(),
TokenEnum.Statement
}));
Grammar.Add(new GrammarReplaceRule(TokenEnum.Statement, new CompositeToken
{
TokenEnum.UnlabeledStatement
}));
Grammar.Add(new GrammarReplaceRule(TokenEnum.Statement, new CompositeToken
{
TokenEnum.Label(),
TokenEnum.String(":"),
TokenEnum.UnlabeledStatement
}));
Grammar.Add(new GrammarReplaceRule(TokenEnum.StatementList1, new CompositeToken
{
TokenEnum.StatementList,
TokenEnum.NewLine()
}));
}
