public CanParseGenerics()
{
var lexer = LexerBuilder.Build()
.Match("nr", @"\d+", match => new Number {
Value = int.Parse(match.Value)
})
.Match("txt", @".+", match => new Text {
Value = match.Value
});
_subject = ParserBuilder.Build(lexer)
.Match <Number, Text>((nr, t) => new KeyValuePair <Number, Text>(nr, t), MatchOptions.AtLeastOne)
.Create <KeyValuePair <Number, Text> >();
}
public CalculatorTest()
{
var lexer = LexerBuilder.Build()
.Match <PlusToken>("plus", @"\+")
.Match <MinusToken>("minus", @"-")
.Match <MultiToken>("multi", @"\*")
.Match <DivideToken>("divide", @"\/")
.Match("number", @"\b[0-9]+(\.[0-9]*)?\b", match => decimal.Parse(match.Value));
_subject = ParserBuilder.Build(lexer)
.Match <decimal, DivideToken, decimal>((o1, by, o2) => o1 / o2)
.Match <decimal, MultiToken, decimal>((o1, times, o2) => o1 * o2)
.Match <decimal, MinusToken, decimal>((o1, minus, o2) => o1 - o2)
.Match <decimal, PlusToken, decimal>((o1, plus, o2) => o1 + o2)
.Create <decimal>();
}
public static Lexer CreateLexer()
{
LexerBuilder builder = new LexerBuilder();
builder.Add("P", "C");
builder.Add("C", "/", "IDN", "AS").Act(children => { var l = new List <IASTNode>()
{
children[0]
}; l.AddRange(children[1].Children); return(new Command(l.ToArray())); });
builder.Add("AS", "AS", "A").Act(children => new ASTList(new List <IASTNode>(children[0].Children)
{
children[1]
}));
builder.Add("AS");
builder.Add("A", "IDN", ":", "E");
builder.Add("A", "E");
//builder.Add("P", "E");
builder.Add("E", "E", "+", "T").Act(children => new Calc(children));
builder.Add("E", "E", "-", "T").Act(children => new Calc(children));
builder.Add("E", "T");
builder.Add("T", "T", "*", "F").Act(children => new Calc(children));
builder.Add("T", "T", "/", "F").Act(children => new Calc(children));
builder.Add("T", "T", "%", "F").Act(children => new Calc(children));
builder.Add("T", "F");
builder.Add("F", "(", "E", ")").Act(children => children[1]);
builder.Add("F", "IDN");
builder.Add("F", "DIG");
builder.Add("F", "DEC");
Lexer lexer = builder.Build("P");
builder.PrintBuilder();
builder.PrintTable();
//builder.PrintLexerCode();
return(lexer);
}
