Method has_sign

crates/css_lexer/src/token.rs:753–755

(&self)

	/// will return `true`.
	#[inline]
	pub const fn has_sign(&self) -> bool {
		self.kind_bits() & 0b1100 == 0b0100 && self.second_flag()
	}

	/// The [Token] is a [Kind::Number] and the `+` sign is semantically required and should be preserved during
	/// minification. This is used for numbers in `an+b` syntax (e.g., `:nth-child(+5)`) where the `+` sign