From f153eedd3ee39a3920c572d3624306d698a05a86 Mon Sep 17 00:00:00 2001
From: Dimple Jethani <djethani@fb.com>
Date: Mon, 29 Oct 2018 12:02:17 -0700
Subject: [PATCH] add xhp tags on nt primitives

Summary: Adding xhp tags of <:nt:object> to reduction trace elements

Reviewed By: priteshrnandgaonkar

Differential Revision: D12818285

fbshipit-source-id: 4729ecc84dd1c31242c48fc6195ba05cdbb58e59
---
 .../SKComponentLayoutDescriptor.mm               | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutDescriptor.mm b/iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutDescriptor.mm
index 28c46d934..87c9d5ed7 100644
--- a/iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutDescriptor.mm
+++ b/iOS/Plugins/FlipperKitLayoutPlugin/FlipperKitLayoutComponentKitSupport/SKComponentLayoutDescriptor.mm
@@ -98,20 +98,30 @@
 }
 
 #if !defined(FLIPPER_OSS)
-- (NSString *) getNTMetaDataForChild:(CKFlexboxComponentChild)child
+- (NSDictionary<NSString *, NSString *> *) getNTMetaDataForChild:(CKFlexboxComponentChild)child
                            qualifier:(NSString *) qualifier
 {
   NSString *str = @"{\"stackTrace\":{\"Content\":\":nt:flexbox :nt:text :nt:flexbox\"},\"unminifiedData\":{\"Content\":\"text\"}, \"graphQLCalls\":{\"Content\":\"text\"}}";
   NSData *data = [str dataUsingEncoding:NSUTF8StringEncoding];
   id json = [NSJSONSerialization JSONObjectWithData:data options:0 error:nil];
   if ([qualifier isEqualToString:@"Stack Trace"]) {
-    return [json objectForKey:@"stackTrace"];
+    NSDictionary *trace = [json objectForKey:@"stackTrace"];
+    NSString *traceString = [[trace objectForKey:@"Content"] stringByReplacingOccurrencesOfString:@" " withString:@""];
+    NSArray *listItems = [traceString componentsSeparatedByString:@":nt:"];
+    NSMutableArray *xhpComponents = [NSMutableArray array];;
+    for (NSString *s in listItems) {
+      if (![s isEqualToString:@""]) {
+        NSString *xhpString = [NSString stringWithFormat:@"%@%@%@", @"<nt:", s, @">"];
+        [xhpComponents addObject:xhpString];
+      }
+    }
+    return @{@"Content": [xhpComponents componentsJoinedByString:@" "]};
   } else if ([qualifier isEqualToString:@"Unminified Payload"]) {
     return [json objectForKey:@"unminifiedData"];
   } else if ([qualifier isEqualToString:@"GraphQL Calls"]) {
     return [json objectForKey:@"graphQLCalls"];
   }
-  return @"";
+  return @{};
 }
 #endif