|
public bind ( jloxcs.LoxInstance instance ) : |
||
| instance | jloxcs.LoxInstance | |
| return | ||
public object call(Interpreter interpreter, List <object> arguments)
{
LoxInstance instance = new LoxInstance(this);
LoxFunction initializer = findMethod("init");
if (initializer != null)
{
initializer.bind(instance).call(interpreter, arguments);
}
return(instance);
}
public object get(Token name)
{
if (fields.ContainsKey(name.lexeme))
{
return(fields[name.lexeme]);
}
LoxFunction method = klass.findMethod(name.lexeme);
if (method != null)
{
return(method.bind(this));// method;
}
throw new RuntimeError(name, "Undefined property '" + name.lexeme + "'.");
}
public object visitSuperExpr(Expr.Super expr)
{
int distance = locals[expr];
LoxClass superclass = (LoxClass)environment.getAt(distance, "super");
// "this" is always one level nearer than "super"'s environment
LoxInstance object_ = (LoxInstance)environment.getAt(distance - 1, "this");
LoxFunction method = superclass.findMethod(expr.method.lexeme);
if (method == null)
{
throw new RuntimeError(expr.method, "Undefined property '" + expr.method.lexeme + "'.");
}
return(method.bind(object_));
}
