module

DoisC::ASTData

Data Representations of Abstract Syntax Tree Components

Constants

ASSIGN_OPERATORS = Set {TokenType::EQ, TokenType::ADD_ASSIGN, TokenType::SUB_ASSIGN, TokenType::MUL_ASSIGN, TokenType::DIV_ASSIGN, TokenType::IDIV_ASSIGN, TokenType::OR_ASSIGN, TokenType::AND_ASSIGN, TokenType::BITWISE_OR_ASSIGN, TokenType::BITWISE_AND_ASSIGN, TokenType::BITWISE_XOR_ASSIGN}

Collection of all assignment operators, i.e. x += 2, y -= 3

BINARY_OPERATORS = Set {TokenType::ADD, TokenType::SUB, TokenType::MUL, TokenType::DIV, TokenType::IDIV, TokenType::MODULUS, TokenType::COMP_LT, TokenType::COMP_GT, TokenType::COMP_GTEQ, TokenType::COMP_LTEQ, TokenType::COMP_EQ, TokenType::AND, TokenType::OR, TokenType::EQ}

Collection of all binary operators

DESUGARED_ASSIGN_OPERATORS = {TokenType::ADD_ASSIGN => TokenType::ADD, TokenType::SUB_ASSIGN => TokenType::SUB, TokenType::MUL_ASSIGN => TokenType::MUL, TokenType::DIV_ASSIGN => TokenType::DIV, TokenType::IDIV_ASSIGN => TokenType::IDIV, TokenType::BITWISE_OR_ASSIGN => TokenType::BAR, TokenType::BITWISE_AND_ASSIGN => TokenType::BITWISE_AND, TokenType::BITWISE_XOR_ASSIGN => TokenType::BITWISE_XOR, TokenType::AND_ASSIGN => TokenType::AND, TokenType::OR_ASSIGN => TokenType::OR}

Mapping of assignment operators to their respective binary operators

EXPR_PRECEDENCE = {:UNARY => 15, TokenType::MUL => 14, TokenType::DIV => 14, TokenType::IDIV => 14, TokenType::MODULUS => 14, TokenType::ADD => 13, TokenType::SUB => 13, TokenType::BITWISE_AND => 12, TokenType::BAR => 11, TokenType::BITWISE_XOR => 11, TokenType::COMP_LT => 10, TokenType::COMP_GT => 10, TokenType::COMP_GTEQ => 10, TokenType::COMP_LTEQ => 10, TokenType::COMP_EQ => 9, TokenType::AND => 8, TokenType::OR => 7, TokenType::EQ => 6, TokenType::MUL_ASSIGN => 5, TokenType::DIV_ASSIGN => 5, TokenType::IDIV_ASSIGN => 5, TokenType::ADD_ASSIGN => 4, TokenType::SUB_ASSIGN => 4, TokenType::BITWISE_OR_ASSIGN => 3, TokenType::BITWISE_AND_ASSIGN => 2, TokenType::AND_ASSIGN => 1, TokenType::OR_ASSIGN => 0}

Operator precedence master mapping

KEYWORDS = {"let" => TokenType::LET, "var" => TokenType::VAR, "if" => TokenType::IF, "else" => TokenType::ELSE, "elif" => TokenType::ELIF, "while" => TokenType::WHILE, "do" => TokenType::DO, "then" => TokenType::THEN, "true" => TokenType::TRUE, "false" => TokenType::FALSE, "nil" => TokenType::NIL, "end" => TokenType::END, "fn" => TokenType::FN, "proc" => TokenType::PROC, "break" => TokenType::BREAK, "return" => TokenType::RETURN, "has" => TokenType::HAS, "is" => TokenType::IS, "type" => TokenType::TYPE, "module" => TokenType::MODULE, "def" => TokenType::DEF, "match" => TokenType::MATCH, "_" => TokenType::UNDERSCORE}

Mapping of String => TokenType pairs

Constants

Nested types