private ExpansionContext(Stack<MethodBase> stack, Scope scope, NameGenerator names, IEnumerable<KeyValuePair<Sym, Expression>> env)
{
Stack = stack;
Scope = scope;
Names = names;
Env = env.ToDictionary();
}
private ExpansionContext(Stack<MethodBase> stack, Scope scope, NameGenerator names)
: this(stack, scope, names, null)
{
}
private ExpansionContext(Stack <MethodBase> stack, Scope scope, NameGenerator names)
: this(stack, scope, names, null)
{
}