pub fn open(self) -> &'static str {
        match self {
            Self::Parenthesis => "(",
            Self::Brace => "{",
            Self::Bracket => "[",
        }
    }
/// The character used as an open delimiter.
The character used as an open delimiter.
The character used as an open delimiter .
pub fn open(self) -> &'static str {
        match self {
            Self::Parenthesis => "(",
            Self::Brace => "{",
            Self::Bracket => "[",
        }
    }
pub fn open ( self ) -> & ' static str { match self { Self :: Parenthesis => " " , Self :: Brace => " " , Self :: Bracket => " " , } }
The character used as an open delimiter.
The character used as an open delimiter .
self
self