static void Parse(Grammar grammar, EarleyParser parser, string input)
{
Console.WriteLine("Parsing: " + input);
if (parser.Parse(grammar, input.Select(c => new RegularEarleyInput(c.ToString())).ToArray()))
{
Console.WriteLine("SUCCESS");
}
else
{
Console.WriteLine("FAILURE");
}
}
static void TestRegular()
{
var grammar = new Grammar();
AddRule(grammar, "P", "S", true);
AddRule(grammar, "S", "S + M");
AddRule(grammar, "S", "M");
AddRule(grammar, "M", "M * T");
AddRule(grammar, "M", "T");
AddRule(grammar, "T", "1");
AddRule(grammar, "T", "2");
AddRule(grammar, "T", "3");
AddRule(grammar, "T", "4");
var parser = new EarleyParser();
Parse(grammar, parser, "2+3*4");
Parse(grammar, parser, "2+3*");
Parse(grammar, parser, "2+3");
Parse(grammar, parser, "2+");
Parse(grammar, parser, "2");
}
