Method append

crates/hyperqueue/src/common/parser.rs:53–55

(input: I, error: ErrorKind, other: Self)

    }

    fn append(input: I, error: ErrorKind, other: Self) -> Self {
        ErrorTree::append(input, error, other.0).into()
    }

    fn from_char(input: I, c: char) -> Self {
        ErrorTree::from_char(input, c).into()