anchor.diff:  -export([
   	init/0, 
   	load/1,
  -	parse/1
  +	parse/1,
  +	eval/2
   ]).
   -include("reia_types.hrl").
   
  
positive.code: 
  % Parse the given string of Reia source code
  parse(String) ->
  	reia_compiler:parse(String).
negative.code: % Initialize the Reia environment
  init() -> reia_internal:load_core(), reia_internal:load_stdlib().
  
  % Load the given Reia source code file
  load(Filename) ->
    SourcePath = filename:absname(Filename),
    BinPath = filename:rootname(SourcePath) ++ ".reb",
  