Snow

A simple Scheme inspired Lisp dialect written in C#

(define fib (lambda (n) 
     (if (= n 0)
         0
         (if (< n 2) 
             1 
         (+ (fib (- n 1)) (fib (- n 2)))))
     )
 )

> (fib 25)
75025

Features (ref)

• Values
  • Boolean (|| #t #f)
  • Number (* 1 1.4 -2.1)
  • Closure
  • Pairs (cons 1 2) => (1 . 2)
  • Lists (list 1 2 3) => (1 . (2 . 3))
  • Strings
  • Vectors
• Special Forms
  • Lambda
  • List Function (- 1 2 3)
  • Definitions
  • Conditionals
  • Pair functions (car (cons 1 2)) => 1 and (cdr (cons 1 2)) => 2
  • Quote
  • Sequencing
  • Iteration
• Ports
  • File Ports
  • String Ports
  • Input Ports
  • Output Ports
• Error system
  • Error/Warn
  • Restarts
• Macro's