Lithia

lisp implemented in rust

Name

Name comes from another name for Lithium Oxide

Functions

• quote Returns whatever its given, used for when you don't want to evaluate something
• exit Exit lisp interpreter, number may be provided for exit code
• =, set Sets a variable
• def Define a global
• defunc Define a global function
• eval Evaluates the given object and what it returns
• print Display an object
• read Reads a line into objects
• include Reads a file and evaluates it, returning the last object
• while While first argument isn't nil, evaluates the rest
• read Prompts for input and converts it to objects
• func Creates a function
  • Use: lisp (func (arg1 arg2) (body) (body) return_value)
• car, first Gets the first element in a dot-pair
• cdr, next Gets the second element in a dot-pair

Math functions

• +, add
• -, sub
• *, mul
• /, div
• %, mod
• ==, eq
• !=, ne