[React Native] Implement -(recursiveD|d)escription for RCT(Shadow)View

Libraries/Text/RCTShadowRawText.m

@@ -20,4 +20,10 @@
   }
 }
 
+- (NSString *)description
+{
+  NSString *superDescription = super.description;
+  return [[superDescription substringToIndex:superDescription.length - 1] stringByAppendingFormat:@"; text: %@>", self.text];
+}
+
 @end

Libraries/Text/RCTShadowText.m

@@ -54,6 +54,12 @@ static css_dim_t RCTMeasure(void *context, float width)
   return self;
 }
 
+- (NSString *)description
+{
+  NSString *superDescription = super.description;
+  return [[superDescription substringToIndex:superDescription.length - 1] stringByAppendingFormat:@"; text: %@>", [self attributedString].string];
+}
+
 - (NSDictionary *)processUpdatedProperties:(NSMutableSet *)applierBlocks
                           parentProperties:(NSDictionary *)parentProperties
 {

React/Views/RCTShadowView.m

@@ -364,6 +364,34 @@ static void RCTProcessMetaProps(const float metaProps[META_PROP_COUNT], float st
   return self.reactTag;
 }
 
+- (NSString *)description
+{
+  NSString *description = super.description;
+  description = [[description substringToIndex:description.length - 1] stringByAppendingFormat:@"; viewName: %@; reactTag: %@; frame: %@>", self.viewName, self.reactTag, NSStringFromCGRect(self.frame)];
+  return description;
+}
+
+- (void)addRecursiveDescriptionToString:(NSMutableString *)string atLevel:(NSUInteger)level
+{
+  for (NSUInteger i = 0; i < level; i++) {
+    [string appendString:@"  | "];
+  }
+
+  [string appendString:self.description];
+  [string appendString:@"\n"];
+
+  for (RCTShadowView *subview in _reactSubviews) {
+    [subview addRecursiveDescriptionToString:string atLevel:level + 1];
+  }
+}
+
+- (NSString *)recursiveDescription
+{
+  NSMutableString *description = [NSMutableString string];
+  [self addRecursiveDescriptionToString:description atLevel:0];
+  return description;
+}
+
 // Margin
 
 #define RCT_MARGIN_PROPERTY(prop, metaProp)       \

React/Views/RCTView.m

@@ -185,6 +185,14 @@ RCT_NOT_IMPLEMENTED(-initWithCoder:unused)
   }
 }
 
+- (NSString *)description
+{
+  NSString *superDescription = super.description;
+  NSRange semicolonRange = [superDescription rangeOfString:@";"];
+  NSString *replacement = [NSString stringWithFormat:@"; reactTag: %@;", self.reactTag];
+  return [superDescription stringByReplacingCharactersInRange:semicolonRange withString:replacement];
+}
+
 #pragma mark - Statics for dealing with layoutGuides
 
 + (void)autoAdjustInsetsForView:(UIView<RCTAutoInsetsProtocol> *)parentView