namespace Lexer
{
    public enum TokenKind
    {
        None = 0,
        EndOfFile = 1,
        Identifier = 2,
        NumberLiteral = 3,
        StringLiteral = 4,
        DoubleQuotedStringLiteral = 5,
        
        Assignment = 20,
        Equality = 21,
        Inequality = 22,
        LogicalAnd = 23,
        LogicalOr = 24,
        BitwiseAnd = 25,
        BitwiseOr = 26,
        Less = 27,
        LessOrEqual = 28,
        Greater = 29,
        GreaterOrEqual = 30,
        Not = 31,
        Plus = 32,
        Minus = 33,
        Multiply = 34,
        Divide = 35,
        Power = 36,
        Backslash = 37,
        Transpose = 38,
        DotMultiply = 39,
        DotDivide = 40,
        DotPower = 41,
        DotBackslash = 42,
        DotTranspose = 43,
        At = 44,
        Colon = 45,
        QuestionMark = 46,
        Comma = 47,
        Semicolon = 48,
        OpeningBrace = 49,
        ClosingBrace = 50,
        OpeningSquareBracket = 51,
        ClosingSquareBracket = 52,
        OpeningBracket = 53,
        ClosingBracket = 54,
        Dot = 55,
        DotDotDot = 56,
        // unary tokens are not recognized during lexing; they are contextually recognized while parsing.
        UnaryPlus = 57,
        UnaryMinus = 58,
        UnaryNot = 59,
        UnaryQuestionMark = 60,
    }
}