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15 lines
No EOL
266 B
Text
15 lines
No EOL
266 B
Text
import Ostap;
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fun pure(v) {
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empty @ lift(v)
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}
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local parse =
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token(".") |> fun(e1) {
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token(".") |> fun(e2) {
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pure(Dot(e1, e2)) }};
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case parseString(parse |> bypass(eof), "..") of
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Succ(_) -> printf("Yes\n")
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| Fail(_, _, _) -> printf("No\n")
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esac |