Recursive viewcontroller description

UIViewController+RecursiveDescription.m

#import "UIViewController+RecursiveDescription.h"

@implementation UIViewController (RecursiveDescription)

-(NSString*)recursiveDescription
{
    NSMutableString *description = [NSMutableString stringWithFormat:@"\n"];
    [self addDescriptionToString:description indentLevel:0];
    return description;
}

-(void)addDescriptionToString:(NSMutableString*)string indentLevel:(NSInteger)indentLevel
{
    NSString *padding = [@"" stringByPaddingToLength:indentLevel withString:@" " startingAtIndex:0];
    [string appendString:padding];
    [string appendFormat:@"%@, %@",[self debugDescription],NSStringFromCGRect(self.view.frame)];
    
    for (UIViewController *childController in self.childViewControllers)
    {
        [string appendFormat:@"\n%@",padding];
        [childController addDescriptionToString:string indentLevel:indentLevel + 1];
    }
}

@end