public void ManyTillTest()
{
Combinator.ManyTill(
Parser.Fail <Char, Char>("Failure"),
Parser.Fail <Char, Unit>("Failure"))
.Run("inputString".AsStream())
.Case(
failure: (restStream, _) => { /* OK */ },
success: (restStream, _) => Assert.Fail());
Combinator.ManyTill(
Parser.Fail <Char, Char>("Failure"),
Parser.Return <Char, Unit>(Unit.Instance))
.Run("inputString".AsStream())
.Case(
failure: (restStream, _) => Assert.Fail(),
success: (restStream, value) =>
{
Assert.False(value.Any());
});
/*
* line comment parser example:
*/
var lineCommentBegin = Chars.Sequence("//");
var lineCommentEnd = Chars.EndOfInput().Or(Chars.Char('\n').Ignore());
var lineComment = lineCommentBegin
.Bindr(Combinator.ManyTill(Chars.Any(), lineCommentEnd))
.Ignore();
var foobar = Chars.Sequence("foobar");
lineComment.Bindr(foobar)
.Run("//comment comment comment\nfoobar".AsStream())
.Case(
failure: (restStream, _) => Assert.Fail(),
success: (restStream, value) =>
{
Assert.True(Enumerable.SequenceEqual(value, "foobar"));
});
}
