fn fmt()

in src/tokenizer.rs [283:389]
107 lines of code
2 McCabe index (conditional complexity)

    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match self {
            Token::EOF => f.write_str("EOF"),
            Token::Word(ref w) => write!(f, "{w}"),
            Token::Number(ref n, l) => write!(f, "{}{long}", n, long = if *l { "L" } else { "" }),
            Token::Char(ref c) => write!(f, "{c}"),
            Token::SingleQuotedString(ref s) => write!(f, "'{s}'"),
            Token::TripleSingleQuotedString(ref s) => write!(f, "'''{s}'''"),
            Token::DoubleQuotedString(ref s) => write!(f, "\"{s}\""),
            Token::TripleDoubleQuotedString(ref s) => write!(f, "\"\"\"{s}\"\"\""),
            Token::DollarQuotedString(ref s) => write!(f, "{s}"),
            Token::NationalStringLiteral(ref s) => write!(f, "N'{s}'"),
            Token::EscapedStringLiteral(ref s) => write!(f, "E'{s}'"),
            Token::UnicodeStringLiteral(ref s) => write!(f, "U&'{s}'"),
            Token::HexStringLiteral(ref s) => write!(f, "X'{s}'"),
            Token::SingleQuotedByteStringLiteral(ref s) => write!(f, "B'{s}'"),
            Token::TripleSingleQuotedByteStringLiteral(ref s) => write!(f, "B'''{s}'''"),
            Token::DoubleQuotedByteStringLiteral(ref s) => write!(f, "B\"{s}\""),
            Token::TripleDoubleQuotedByteStringLiteral(ref s) => write!(f, "B\"\"\"{s}\"\"\""),
            Token::SingleQuotedRawStringLiteral(ref s) => write!(f, "R'{s}'"),
            Token::DoubleQuotedRawStringLiteral(ref s) => write!(f, "R\"{s}\""),
            Token::TripleSingleQuotedRawStringLiteral(ref s) => write!(f, "R'''{s}'''"),
            Token::TripleDoubleQuotedRawStringLiteral(ref s) => write!(f, "R\"\"\"{s}\"\"\""),
            Token::Comma => f.write_str(","),
            Token::Whitespace(ws) => write!(f, "{ws}"),
            Token::DoubleEq => f.write_str("=="),
            Token::Spaceship => f.write_str("<=>"),
            Token::Eq => f.write_str("="),
            Token::Neq => f.write_str("<>"),
            Token::Lt => f.write_str("<"),
            Token::Gt => f.write_str(">"),
            Token::LtEq => f.write_str("<="),
            Token::GtEq => f.write_str(">="),
            Token::Plus => f.write_str("+"),
            Token::Minus => f.write_str("-"),
            Token::Mul => f.write_str("*"),
            Token::Div => f.write_str("/"),
            Token::DuckIntDiv => f.write_str("//"),
            Token::StringConcat => f.write_str("||"),
            Token::Mod => f.write_str("%"),
            Token::LParen => f.write_str("("),
            Token::RParen => f.write_str(")"),
            Token::Period => f.write_str("."),
            Token::Colon => f.write_str(":"),
            Token::DoubleColon => f.write_str("::"),
            Token::Assignment => f.write_str(":="),
            Token::SemiColon => f.write_str(";"),
            Token::Backslash => f.write_str("\\"),
            Token::LBracket => f.write_str("["),
            Token::RBracket => f.write_str("]"),
            Token::Ampersand => f.write_str("&"),
            Token::Caret => f.write_str("^"),
            Token::Pipe => f.write_str("|"),
            Token::LBrace => f.write_str("{"),
            Token::RBrace => f.write_str("}"),
            Token::RArrow => f.write_str("=>"),
            Token::Sharp => f.write_str("#"),
            Token::DoubleSharp => f.write_str("##"),
            Token::ExclamationMark => f.write_str("!"),
            Token::DoubleExclamationMark => f.write_str("!!"),
            Token::Tilde => f.write_str("~"),
            Token::TildeAsterisk => f.write_str("~*"),
            Token::ExclamationMarkTilde => f.write_str("!~"),
            Token::ExclamationMarkTildeAsterisk => f.write_str("!~*"),
            Token::DoubleTilde => f.write_str("~~"),
            Token::DoubleTildeAsterisk => f.write_str("~~*"),
            Token::ExclamationMarkDoubleTilde => f.write_str("!~~"),
            Token::ExclamationMarkDoubleTildeAsterisk => f.write_str("!~~*"),
            Token::AtSign => f.write_str("@"),
            Token::CaretAt => f.write_str("^@"),
            Token::ShiftLeft => f.write_str("<<"),
            Token::ShiftRight => f.write_str(">>"),
            Token::Overlap => f.write_str("&&"),
            Token::PGSquareRoot => f.write_str("|/"),
            Token::PGCubeRoot => f.write_str("||/"),
            Token::AtDashAt => f.write_str("@-@"),
            Token::QuestionMarkDash => f.write_str("?-"),
            Token::AmpersandLeftAngleBracket => f.write_str("&<"),
            Token::AmpersandRightAngleBracket => f.write_str("&>"),
            Token::AmpersandLeftAngleBracketVerticalBar => f.write_str("&<|"),
            Token::VerticalBarAmpersandRightAngleBracket => f.write_str("|&>"),
            Token::VerticalBarRightAngleBracket => f.write_str("|>"),
            Token::TwoWayArrow => f.write_str("<->"),
            Token::LeftAngleBracketCaret => f.write_str("<^"),
            Token::RightAngleBracketCaret => f.write_str(">^"),
            Token::QuestionMarkSharp => f.write_str("?#"),
            Token::QuestionMarkDashVerticalBar => f.write_str("?-|"),
            Token::QuestionMarkDoubleVerticalBar => f.write_str("?||"),
            Token::TildeEqual => f.write_str("~="),
            Token::ShiftLeftVerticalBar => f.write_str("<<|"),
            Token::VerticalBarShiftRight => f.write_str("|>>"),
            Token::Placeholder(ref s) => write!(f, "{s}"),
            Token::Arrow => write!(f, "->"),
            Token::LongArrow => write!(f, "->>"),
            Token::HashArrow => write!(f, "#>"),
            Token::HashLongArrow => write!(f, "#>>"),
            Token::AtArrow => write!(f, "@>"),
            Token::ArrowAt => write!(f, "<@"),
            Token::HashMinus => write!(f, "#-"),
            Token::AtQuestion => write!(f, "@?"),
            Token::AtAt => write!(f, "@@"),
            Token::Question => write!(f, "?"),
            Token::QuestionAnd => write!(f, "?&"),
            Token::QuestionPipe => write!(f, "?|"),
            Token::CustomBinaryOperator(s) => f.write_str(s),
        }
    }