rlox/vm/src/macros.rs

#[macro_export]
macro_rules! debug_println {
    ($($arg:tt)*) => {
        if cfg!(debug_assertions) {
            println!($($arg)*);
        }
    };
}

#[macro_export]
macro_rules! single_rule {
    ( $token_type:tt, ( $prefix:tt, $infix:tt, $prec:ident ) ) => {
        ParseRule {
            token_type: rlox2_frontend::lexer::TokenType::$token_type,
            prefix: Compiler::$prefix,
            infix: Compiler::$infix,
            precedence: Precedence::$prec,
        }
    };
}

#[macro_export]
macro_rules! gen_rules_table {
	( $( $token_type:tt => $args:tt ),* ) => {
		{
			[
				$(
					single_rule!($token_type, $args),
				)*
			]
		}

	};
}