NEK-Lang

High level Components

• Lexer: Transforms text into Tokens
• Parser: Transforms Tokens into Abstract Syntax Tree
• Interpreter (tree-walk-interpreter): Walks the tree and evaluates the expressions / statements
• Abstract Syntax Tree Optimizer

Language features

• General expressions
  • Arithmetic operations
    • Addition X+Y
    • Subtraction X-Y
    • Multiplication X*Y
    • Division X/Y
    • Modulo X%Y
  • Unary operators
    • Negate -X
  • Parentheses (X+Y)*Z
  • Logical boolean operators
    • Equal ==
    • Not equal !=
    • Greater than >
    • Less than <
    • Greater than or equal >=
    • Less than or equal <=
  • Bitwise operators
    • Bitwise AND X&Y
    • Bitwise OR X|Y
    • Bitwise XOR X^Y
    • Bitwise NOT ~X
    • Bitwise left shift X<<Y
    • Bitwise right shift X>>Y
• Variables
  • Declaration
  • Assignment
• Control flow
  • While loop while X { ... }
  • If else statement if X { ... } else { ... }
    • If Statement
    • Else statement
• Line comments //
• Strings
• IO Intrinsics
  • Print
  • ReadLine