use trilogy_scanner::{Token, TokenType};

/// Trait that describes a pattern that can be used to match certain
/// tokens, similar to [std::str::Pattern][].
pub(crate) trait TokenPattern {
    fn matches(&self, token: &Token) -> bool;
}

impl TokenPattern for TokenType {
    fn matches(&self, token: &Token) -> bool {
        token.token_type == *self
    }
}

impl<const N: usize> TokenPattern for [TokenType; N] {
    fn matches(&self, token: &Token) -> bool {
        self.contains(&token.token_type)
    }
}