Method union

crates/ruff_python_parser/src/token_set.rs:20–22

(self, other: TokenSet)

    }

    pub(crate) const fn union(self, other: TokenSet) -> TokenSet {
        TokenSet(self.0 | other.0)
    }

    pub(crate) const fn remove(self, kind: TokenKind) -> TokenSet {
        TokenSet(self.0 & !mask(kind))