public string VisitLambdaExpr(Expr.Lambda expr)
{
string parameters = string.Join(", ", expr.Parameter.Select(p => p.Lexeme));
string body = string.Join(" ", expr.Body.SelectMany(s => PrintStmt(s)));
return($"fun ({parameters}) {{ {body} }}");
}
public Value Visit(Expr.Lambda lam)
{
return(new Value.VLambda(_env, lam.Arg, lam.Body, lam.Span));
}
public Token visitLambdaFunction(Expr.Lambda lambdaFunction)
{
return(lambdaFunction.keyword);
}
public object VisitLambdaExpr(Expr.Lambda expr)
{
return(new LoxLambda(expr, _environment));
}
internal LoxLambda(Expr.Lambda declaration, Environment closure)
{
_closure = closure;
_declaration = declaration;
}
public LoxVoid VisitLambdaExpr(Expr.Lambda lambda)
{
ResolveFunction(lambda.Parameter, lambda.Body, FunctionType.Function);
return(null);
}
