public object VisitFunction(Expr.Function expr)
{
// Capture the environment at declaration time.
string name = string.Format("<fun @{0}>", expr.Fun.Line);
var function = new LoxFunction(name, _environment, expr.Parameters, expr.Body);
return(function);
}
public string VisitFunction(Expr.Function expr)
{
var builder = new StringBuilder();
builder.Append("(fun (");
builder.AppendJoin(' ', expr.Parameters.Select(param => param.Lexeme));
builder.Append(")");
foreach (var s in expr.Body)
{
builder.Append(s.Accept(this));
}
return(builder.ToString());
}
private void ResolveFunction(Expr.Function expr)
{
ResolveFunction(FunctionType.Function, expr.Parameters, expr.Body);
}
public Unit VisitFunction(Expr.Function function)
{
ResolveFunction(function);
return(Unit.Default);
}
