public void AttemptTest()
{
Combinator.Attempt(Combinator.Sequence("inpXtString".Select(Chars.Char)))
.Run("inputString".AsStream())
.Case(
failure: (restStream, _) =>
{
Assert.True(restStream.Current.HasValue);
Assert.AreEqual('i', restStream.Current.Value.Item0);
Assert.AreEqual(1, restStream.Current.Value.Item1.Line);
Assert.AreEqual(1, restStream.Current.Value.Item1.Column);
},
success: (restStream, value) => Assert.Fail());
Combinator.Attempt(Combinator.Sequence("inputString".Select(Chars.Char)))
.Run("inputString".AsStream())
.Case(
failure: (restStream, _) => Assert.Fail(),
success: (restStream, value) =>
{
Assert.True(Enumerable.SequenceEqual(value, "inputString"));
Assert.False(restStream.Current.HasValue);
});
}
public static Parser <Char, IEnumerable <Char> > Sequence(IEnumerable <Char> enumerble)
{
return(Combinator.Attempt(Combinator.Sequence(enumerble.Select(Chars.Char))));
}