polemy.eval

class Evaluator ;

Objects for maitaining global environment and evaluation of expression on it

Value evalAST (AST e);

Evaluate the AST

Value evalString (S, T...)(S str, T fn_ln_cn);

Evaluate the string

Value evalFile (S, T...)(S filename, T ln_cn);

Evaluate the file

Table globalContext ();

Get the global context

this();

Initialize evaluator with empty context

void addPrimitive (R, T...)(string name, Layer defLay, R delegate(T) dg);

Add primitive function to the global context