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public Match ( Predicate |
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| test | Predicate |
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| return | ||
public void CanMatchLeadingCharactersByPredicate()
{
Predicate<char> letters = Char.IsLetter;
Predicate<char> digits = Char.IsDigit;
Predicate<char> alphanumerics = Char.IsLetterOrDigit;
var empty = new Text("");
empty.Match(letters).ShouldFail();
var abc123 = new Text("abc123");
abc123.Match(digits).ShouldFail();
abc123.Match(letters).ShouldSucceed("abc");
abc123.Match(alphanumerics).ShouldSucceed("abc123");
abc123.Advance(2).Match(digits).ShouldFail();
abc123.Advance(2).Match(letters).ShouldSucceed("c");
abc123.Advance(2).Match(alphanumerics).ShouldSucceed("c123");
abc123.Advance(3).Match(digits).ShouldSucceed("123");
abc123.Advance(3).Match(letters).ShouldFail();
abc123.Advance(3).Match(alphanumerics).ShouldSucceed("123");
abc123.Advance(6).Match(digits).ShouldFail();
abc123.Advance(6).Match(letters).ShouldFail();
abc123.Advance(6).Match(alphanumerics).ShouldFail();
}
protected override MatchResult Match(Text text)
{
return text.Match(regex);
}
public void CanMatchLeadingCharactersByTokenRegex()
{
var end = new TokenRegex(@"$");
var letters = new TokenRegex(@"[a-z]+");
var digits = new TokenRegex(@"[0-9]+");
var alphanumerics = new TokenRegex(@"[a-z0-9]+");
var empty = new Text("");
empty.Match(letters).ShouldFail();
empty.Match(end).ShouldSucceed("");
var abc123 = new Text("abc123");
abc123.Match(digits).ShouldFail();
abc123.Match(letters).ShouldSucceed("abc");
abc123.Match(alphanumerics).ShouldSucceed("abc123");
abc123.Advance(2).Match(digits).ShouldFail();
abc123.Advance(2).Match(letters).ShouldSucceed("c");
abc123.Advance(2).Match(alphanumerics).ShouldSucceed("c123");
abc123.Advance(3).Match(digits).ShouldSucceed("123");
abc123.Advance(3).Match(letters).ShouldFail();
abc123.Advance(3).Match(alphanumerics).ShouldSucceed("123");
abc123.Advance(6).Match(digits).ShouldFail();
abc123.Advance(6).Match(letters).ShouldFail();
abc123.Advance(6).Match(alphanumerics).ShouldFail();
}
protected override MatchResult Match(Text text)
{
return(text.Match(regex));
}