static int[][] _BuildLexer(IList <_LexRule> rules, bool dump)
{
if (dump)
{
Console.WriteLine();
}
var exprs = new List <KeyValuePair <int, object> >();
for (int ic = rules.Count, i = 0; i < ic; ++i)
{
var r = rules[i];
if (null != r.Literal)
{
exprs.Add(new KeyValuePair <int, object>(r.Id, r.Literal));
}
else if (null != r.Regex)
{
exprs.Add(new KeyValuePair <int, object>(r.Id, Ast.Parse(LexContext.Create(r.Regex))));
}
else
{
exprs.Add(new KeyValuePair <int, object>(r.Id, r.Part));
}
}
var prog = Lex.CompileLexer(true, exprs.ToArray());
if (dump)
{
Console.Error.WriteLine("Disassembly of optimized lexer:");
Console.Error.WriteLine(Lex.Disassemble(prog));
Console.Error.WriteLine();
}
return(prog);
}
