Bump version

Hide relevant private properties too, also class properties and methods

Classes/Core/Controllers/FLEXNavigationController.m

@@ -20,6 +20,7 @@
 @interface FLEXNavigationController ()
 @property (nonatomic, readonly) BOOL toolbarWasHidden;
 @property (nonatomic) BOOL waitingToAddTab;
+@property (nonatomic, readonly) BOOL canShowToolbar;
 @property (nonatomic) BOOL didSetupPendingDismissButtons;
 @property (nonatomic) UISwipeGestureRecognizer *navigationBarSwipeGesture;
 @end
@@ -99,6 +100,10 @@
     [self.presentingViewController dismissViewControllerAnimated:YES completion:nil];
 }
 
+- (BOOL)canShowToolbar {
+    return self.topViewController.toolbarItems.count;
+}
+
 - (void)addNavigationBarItemsToViewController:(UINavigationItem *)navigationItem {
     if (!self.presentingViewController) {
         return;
@@ -148,8 +153,15 @@
 }
      
 - (void)handleNavigationBarTap:(UIGestureRecognizer *)sender {
+    // Don't reveal the toolbar if we were just tapping a button
+    CGPoint location = [sender locationInView:self.navigationBar];
+    UIView *hitView = [self.navigationBar hitTest:location withEvent:nil];
+    if ([hitView isKindOfClass:[UIControl class]]) {
+        return;
+    }
+
     if (sender.state == UIGestureRecognizerStateRecognized) {
-        if (self.toolbarHidden) {
+        if (self.toolbarHidden && self.canShowToolbar) {
             [self setToolbarHidden:NO animated:YES];
         }
     }
@@ -165,7 +177,7 @@
 
 - (void)_gestureRecognizedInteractiveHide:(UIPanGestureRecognizer *)sender {
     if (sender.state == UIGestureRecognizerStateRecognized) {
-        BOOL show = self.topViewController.toolbarItems.count;
+        BOOL show = self.canShowToolbar;
         CGFloat yTranslation = [sender translationInView:self.view].y;
         CGFloat yVelocity = [sender velocityInView:self.view].y;
         if (yVelocity > 2000) {

Classes/Core/Controllers/FLEXTableViewController.h

@@ -67,6 +67,10 @@ extern CGFloat const kFLEXDebounceForExpensiveIO;
 /// Setting this to YES will make the search bar appear whenever the view appears.
 /// Otherwise, iOS will only show the search bar when you scroll up.
 @property (nonatomic) BOOL showSearchBarInitially;
+/// Defaults to NO.
+///
+/// Setting this to YES will make the search bar activate whenever the view appears.
+@property (nonatomic) BOOL activatesSearchBarAutomatically;
 
 /// nil unless showsSearchBar is set to YES.
 ///

Classes/Core/Controllers/FLEXTableViewController.m

@@ -238,7 +238,7 @@ CGFloat const kFLEXDebounceForExpensiveIO = 0.5;
     self.tableView.keyboardDismissMode = UIScrollViewKeyboardDismissModeOnDrag;
     
     // Toolbar
-    self.navigationController.toolbarHidden = NO;
+    self.navigationController.toolbarHidden = self.toolbarItems.count > 0;
     self.navigationController.hidesBarsOnSwipe = YES;
 
     // On iOS 13, the root view controller shows it's search bar no matter what.
@@ -256,12 +256,17 @@ CGFloat const kFLEXDebounceForExpensiveIO = 0.5;
 - (void)viewWillAppear:(BOOL)animated {
     [super viewWillAppear:animated];
     
-    // When going back, make the search bar reappear instead of hiding
     if (@available(iOS 11.0, *)) {
+        // When going back, make the search bar reappear instead of hiding
         if ((self.pinSearchBar || self.showSearchBarInitially) && !self.didInitiallyRevealSearchBar) {
             self.navigationItem.hidesSearchBarWhenScrolling = NO;
         }
     }
+    
+    // Make the keyboard seem to appear faster
+    if (self.activatesSearchBarAutomatically) {
+        [self makeKeyboardAppearNow];
+    }
 
     [self setupToolbarItems];
 }
@@ -283,6 +288,17 @@ CGFloat const kFLEXDebounceForExpensiveIO = 0.5;
             }];
         }
     }
+    
+    if (self.activatesSearchBarAutomatically) {
+        // Keyboard has appeared, now we call this as we soon present our search bar
+        [self removeDummyTextField];
+        
+        // Activate the search bar
+        dispatch_async(dispatch_get_main_queue(), ^{
+            // This doesn't work unless it's wrapped in this dispatch_async call
+            [self.searchController.searchBar becomeFirstResponder];
+        });
+    }
 
     // We only want to reveal the search bar when the view controller first appears.
     self.didInitiallyRevealSearchBar = YES;
@@ -522,6 +538,30 @@ CGFloat const kFLEXDebounceForExpensiveIO = 0.5;
 
 #pragma mark - Search Bar
 
+#pragma mark Faster keyboard
+
+static UITextField *kDummyTextField = nil;
+
+/// Make the keyboard appear instantly. We use this to make the
+/// keyboard appear faster when the search bar is set to appear initially.
+/// You must call \c -removeDummyTextField before your search bar is to appear.
+- (void)makeKeyboardAppearNow {
+    if (!kDummyTextField) {
+        kDummyTextField = [UITextField new];
+        kDummyTextField.autocorrectionType = UITextAutocorrectionTypeNo;
+    }
+    
+    kDummyTextField.inputAccessoryView = self.searchController.searchBar.inputAccessoryView;
+    [UIApplication.sharedApplication.keyWindow addSubview:kDummyTextField];
+    [kDummyTextField becomeFirstResponder];
+}
+
+- (void)removeDummyTextField {
+    if (kDummyTextField.superview) {
+        [kDummyTextField removeFromSuperview];
+    }
+}
+
 #pragma mark UISearchResultsUpdating
 
 - (void)updateSearchResultsForSearchController:(UISearchController *)searchController {

Classes/Core/FLEXTableViewSection.h

@@ -7,7 +7,6 @@
 //
 
 #import <UIKit/UIKit.h>
-#import "FLEXMacros.h"
 #import "NSArray+FLEX.h"
 @class FLEXTableView;
 

Classes/FLEX.h

@@ -20,6 +20,5 @@
 #import <FLEX/FLEX-Categories.h>
 #import <FLEX/FLEX-ObjectExploring.h>
 
-#import <FLEX/FLEXMacros.h>
 #import <FLEX/FLEXAlert.h>
 #import <FLEX/FLEXResources.h>

Classes/GlobalStateExplorers/FLEXLiveObjectsController.m

@@ -35,6 +35,7 @@ static const NSInteger kFLEXLiveObjectsSortBySizeIndex = 2;
 
     self.showsSearchBar = YES;
     self.showSearchBarInitially = YES;
+    self.activatesSearchBarAutomatically = YES;
     self.searchBarDebounceInterval = kFLEXDebounceInstant;
     self.showsCarousel = YES;
     self.carousel.items = @[@"A→Z", @"Count", @"Size"];
@@ -45,15 +46,6 @@ static const NSInteger kFLEXLiveObjectsSortBySizeIndex = 2;
     [self reloadTableData];
 }
 
-- (void)viewDidAppear:(BOOL)animated {
-    [super viewDidAppear:animated];
-    
-    dispatch_async(dispatch_get_main_queue(), ^{
-        // This doesn't work unless it's wrapped in this dispatch_async call
-        [self.searchController.searchBar becomeFirstResponder];
-    });
-}
-
 - (NSArray<NSString *> *)allClassNames {
     return self.instanceCountsForClassNames.allKeys;
 }

Classes/GlobalStateExplorers/FLEXObjectListViewController.m

@@ -38,7 +38,7 @@ typedef NS_ENUM(NSUInteger, FLEXObjectReferenceSection) {
 @property (nonatomic, copy) NSArray<FLEXMutableListSection *> *sections;
 @property (nonatomic, copy) NSArray<FLEXMutableListSection *> *allSections;
 
-@property (nonatomic, readonly) NSArray<FLEXObjectRef *> *references;
+@property (nonatomic, readonly, nullable) NSArray<FLEXObjectRef *> *references;
 @property (nonatomic, readonly) NSArray<NSPredicate *> *predicates;
 @property (nonatomic, readonly) NSArray<NSString *> *sectionTitles;
 
@@ -122,7 +122,7 @@ typedef NS_ENUM(NSUInteger, FLEXObjectReferenceSection) {
 
 #pragma mark - Initialization
 
-- (id)initWithReferences:(NSArray<FLEXObjectRef *> *)references {
+- (id)initWithReferences:(nullable NSArray<FLEXObjectRef *> *)references {
     return [self initWithReferences:references predicates:nil sectionTitles:nil];
 }
 

Classes/GlobalStateExplorers/FLEXWebViewController.m

@@ -25,7 +25,7 @@
         WKWebViewConfiguration *configuration = [WKWebViewConfiguration new];
 
         if (@available(iOS 10.0, *)) {
-            configuration.dataDetectorTypes = UIDataDetectorTypeLink;
+            configuration.dataDetectorTypes = WKDataDetectorTypeLink;
         }
 
         self.webView = [[WKWebView alloc] initWithFrame:CGRectZero configuration:configuration];

Classes/GlobalStateExplorers/Keychain/FLEXKeychainViewController.m

@@ -46,7 +46,7 @@
             id service = item[kFLEXKeychainWhereKey];
             if ([service isKindOfClass:[NSString class]]) {
                 cell.textLabel.text = service;
-                cell.detailTextLabel.text = item[kFLEXKeychainAccountKey];
+                cell.detailTextLabel.text = [item[kFLEXKeychainAccountKey] description];
             } else {
                 cell.textLabel.text = [NSString stringWithFormat:
                     @"[%@]\n\n%@",

Classes/GlobalStateExplorers/RuntimeBrowser/FLEXKBToolbarButton.m

@@ -51,7 +51,7 @@
         [self sizeToFit];
         
         if (@available(iOS 13, *)) {
-            self.appearance = UIKeyboardTypeDefault;
+            self.appearance = UIKeyboardAppearanceDefault;
         } else {
             self.appearance = UIKeyboardAppearanceLight;
         }

Classes/GlobalStateExplorers/RuntimeBrowser/FLEXKeyboardToolbar.m

@@ -40,7 +40,7 @@
         self.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
         
         if (@available(iOS 13, *)) {
-            self.appearance = UIKeyboardTypeDefault;
+            self.appearance = UIKeyboardAppearanceDefault;
         } else {
             self.appearance = UIKeyboardAppearanceLight;
         }

Classes/GlobalStateExplorers/RuntimeBrowser/FLEXObjcRuntimeViewController.m

@@ -46,6 +46,7 @@
     // Search bar stuff, must be first because this creates self.searchController
     self.showsSearchBar = YES;
     self.showSearchBarInitially = YES;
+    self.activatesSearchBarAutomatically = YES;
     // Using pinSearchBar on this screen causes a weird visual
     // thing on the next view controller that gets pushed.
     //
@@ -72,15 +73,6 @@
     [self.tableView deselectRowAtIndexPath:self.tableView.indexPathForSelectedRow animated:YES];
 }
 
-- (void)viewDidAppear:(BOOL)animated {
-    [super viewDidAppear:animated];
-    
-    dispatch_async(dispatch_get_main_queue(), ^{
-        // This doesn't work unless it's wrapped in this dispatch_async call
-        [self.searchController.searchBar becomeFirstResponder];
-    });
-}
-
 
 #pragma mark Delegate stuff
 

Classes/Manager/FLEXManager+Networking.h

@@ -21,10 +21,10 @@ NS_ASSUME_NONNULL_BEGIN
 /// The response cache uses an NSCache, so it may purge prior to hitting the limit when the app is under memory pressure.
 @property (nonatomic) NSUInteger networkResponseCacheByteLimit;
 
-/// Requests whose host ends with one of the blacklisted entries in this array will be not be recorded (eg. google.com).
+/// Requests whose host ends with one of the excluded entries in this array will be not be recorded (eg. google.com).
 /// Wildcard or subdomain entries are not required (eg. google.com will match any subdomain under google.com).
 /// Useful to remove requests that are typically noisy, such as analytics requests that you aren't interested in tracking.
-@property (nonatomic) NSMutableArray<NSString *> *networkRequestHostBlacklist;
+@property (nonatomic) NSMutableArray<NSString *> *networkRequestHostDenylist;
 
 /// Sets custom viewer for specific content type.
 /// @param contentType Mime type like application/json

Classes/Manager/FLEXManager+Networking.m

@@ -48,12 +48,12 @@
     FLEXNetworkRecorder.defaultRecorder.responseCacheByteLimit = networkResponseCacheByteLimit;
 }
 
-- (NSMutableArray<NSString *> *)networkRequestHostBlacklist {
-    return FLEXNetworkRecorder.defaultRecorder.hostBlacklist;
+- (NSMutableArray<NSString *> *)networkRequestHostDenylist {
+    return FLEXNetworkRecorder.defaultRecorder.hostDenylist;
 }
 
-- (void)setNetworkRequestHostBlacklist:(NSMutableArray<NSString *> *)networkRequestHostBlacklist {
-    FLEXNetworkRecorder.defaultRecorder.hostBlacklist = networkRequestHostBlacklist;
+- (void)setNetworkRequestHostDenylist:(NSMutableArray<NSString *> *)networkRequestHostDenylist {
+    FLEXNetworkRecorder.defaultRecorder.hostDenylist = networkRequestHostDenylist;
 }
 
 - (void)setCustomViewerForContentType:(NSString *)contentType

Classes/Network/FLEXNetworkMITMViewController.m

@@ -406,22 +406,22 @@
                     UIPasteboard.generalPasteboard.string = request.URL.absoluteString ?: @"";
                 }
             ];
-            UIAction *blacklist = [UIAction
-                actionWithTitle:[NSString stringWithFormat:@"Blacklist '%@'", request.URL.host]
+            UIAction *denylist = [UIAction
+                actionWithTitle:[NSString stringWithFormat:@"Exclude '%@'", request.URL.host]
                 image:nil
                 identifier:nil
                 handler:^(__kindof UIAction *action) {
-                    NSMutableArray *blacklist =  FLEXNetworkRecorder.defaultRecorder.hostBlacklist;
-                    [blacklist addObject:request.URL.host];
-                    [FLEXNetworkRecorder.defaultRecorder clearBlacklistedTransactions];
-                    [FLEXNetworkRecorder.defaultRecorder synchronizeBlacklist];
+                    NSMutableArray *denylist =  FLEXNetworkRecorder.defaultRecorder.hostDenylist;
+                    [denylist addObject:request.URL.host];
+                    [FLEXNetworkRecorder.defaultRecorder clearExcludedTransactions];
+                    [FLEXNetworkRecorder.defaultRecorder synchronizeDenylist];
                     [self tryUpdateTransactions];
                 }
             ];
             return [UIMenu
                 menuWithTitle:@"" image:nil identifier:nil
                 options:UIMenuOptionsDisplayInline
-                children:@[copy, blacklist]
+                children:@[copy, denylist]
             ];
         }
     ];

Classes/Network/FLEXNetworkRecorder.h

@@ -28,13 +28,13 @@ extern NSString *const kFLEXNetworkRecorderTransactionsClearedNotification;
 /// with an "image", "video", or "audio" prefix.
 @property (nonatomic) BOOL shouldCacheMediaResponses;
 
-@property (nonatomic) NSMutableArray<NSString *> *hostBlacklist;
+@property (nonatomic) NSMutableArray<NSString *> *hostDenylist;
 
-/// Call this after adding to or setting the \c hostBlacklist to remove blacklisted transactions
-- (void)clearBlacklistedTransactions;
+/// Call this after adding to or setting the \c hostDenylist to remove excluded transactions
+- (void)clearExcludedTransactions;
 
-/// Call this to save the blacklist to the disk to be loaded next time
-- (void)synchronizeBlacklist;
+/// Call this to save the denylist to the disk to be loaded next time
+- (void)synchronizeDenylist;
 
 
 // Accessing recorded network activity

Classes/Network/FLEXNetworkRecorder.m

@@ -45,7 +45,7 @@ NSString *const kFLEXNetworkRecorderResponseCacheLimitDefaultsKey = @"com.flex.r
         
         self.orderedTransactions = [NSMutableArray new];
         self.requestIDsToTransactions = [NSMutableDictionary new];
-        self.hostBlacklist = NSUserDefaults.standardUserDefaults.flex_networkHostBlacklist.mutableCopy;
+        self.hostDenylist = NSUserDefaults.standardUserDefaults.flex_networkHostDenylist.mutableCopy;
 
         // Serial queue used because we use mutable objects that are not thread safe
         self.queue = dispatch_queue_create("com.flex.FLEXNetworkRecorder", DISPATCH_QUEUE_SERIAL);
@@ -100,13 +100,13 @@ NSString *const kFLEXNetworkRecorderResponseCacheLimitDefaultsKey = @"com.flex.r
     });
 }
 
-- (void)clearBlacklistedTransactions {
+- (void)clearExcludedTransactions {
     dispatch_sync(self.queue, ^{
         self.orderedTransactions = ({
             [self.orderedTransactions flex_filtered:^BOOL(FLEXNetworkTransaction *ta, NSUInteger idx) {
                 NSString *host = ta.request.URL.host;
-                for (NSString *blacklisted in self.hostBlacklist) {
-                    if ([host hasSuffix:blacklisted]) {
+                for (NSString *excluded in self.hostDenylist) {
+                    if ([host hasSuffix:excluded]) {
                         return NO;
                     }
                 }
@@ -117,8 +117,8 @@ NSString *const kFLEXNetworkRecorderResponseCacheLimitDefaultsKey = @"com.flex.r
     });
 }
 
-- (void)synchronizeBlacklist {
-    NSUserDefaults.standardUserDefaults.flex_networkHostBlacklist = self.hostBlacklist;
+- (void)synchronizeDenylist {
+    NSUserDefaults.standardUserDefaults.flex_networkHostDenylist = self.hostDenylist;
 }
 
 #pragma mark - Network Events
@@ -126,7 +126,7 @@ NSString *const kFLEXNetworkRecorderResponseCacheLimitDefaultsKey = @"com.flex.r
 - (void)recordRequestWillBeSentWithRequestID:(NSString *)requestID
                                      request:(NSURLRequest *)request
                             redirectResponse:(NSURLResponse *)redirectResponse {
-    for (NSString *host in self.hostBlacklist) {
+    for (NSString *host in self.hostDenylist) {
         if ([request.URL.host hasSuffix:host]) {
             return;
         }

Classes/Network/FLEXNetworkSettingsController.m

@@ -23,7 +23,7 @@
 @property (nonatomic, readonly) UISlider *cacheLimitSlider;
 @property (nonatomic) UILabel *cacheLimitLabel;
 
-@property (nonatomic) NSMutableArray<NSString *> *hostBlacklist;
+@property (nonatomic) NSMutableArray<NSString *> *hostDenylist;
 @end
 
 @implementation FLEXNetworkSettingsController
@@ -32,7 +32,7 @@
     [super viewDidLoad];
     
     [self disableToolbar];
-    self.hostBlacklist = FLEXNetworkRecorder.defaultRecorder.hostBlacklist.mutableCopy;
+    self.hostDenylist = FLEXNetworkRecorder.defaultRecorder.hostDenylist.mutableCopy;
     
     NSUserDefaults *defaults = NSUserDefaults.standardUserDefaults;
     
@@ -107,13 +107,13 @@
 #pragma mark - Table View Data Source
 
 - (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
-    return self.hostBlacklist.count ? 2 : 1;
+    return self.hostDenylist.count ? 2 : 1;
 }
 
 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
     switch (section) {
         case 0: return 5;
-        case 1: return self.hostBlacklist.count;
+        case 1: return self.hostDenylist.count;
         default: return 0;
     }
 }
@@ -121,7 +121,7 @@
 - (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
     switch (section) {
         case 0: return @"General";
-        case 1: return @"Host Blacklist";
+        case 1: return @"Host Denylist";
         default: return nil;
     }
 }
@@ -162,7 +162,7 @@
                     cell.accessoryView = self.jsonViewerSwitch;
                     break;
                 case 3:
-                    cell.textLabel.text = @"Reset Host Blacklist";
+                    cell.textLabel.text = @"Reset Host Denylist";
                     cell.textLabel.textColor = tableView.tintColor;
                     break;
                 case 4:
@@ -195,9 +195,9 @@
             break;
         }
         
-        // Blacklist entries
+        // Denylist entries
         case 1: {
-            cell.textLabel.text = self.hostBlacklist[indexPath.row];
+            cell.textLabel.text = self.hostDenylist[indexPath.row];
             break;
         }
         
@@ -212,7 +212,7 @@
 #pragma mark - Table View Delegate
 
 - (BOOL)tableView:(UITableView *)tableView shouldHighlightRowAtIndexPath:(NSIndexPath *)ip {
-    // Can only select the "Reset Host Blacklist" row
+    // Can only select the "Reset Host Denylist" row
     return ip.section == 0 && ip.row == 2;
 }
 
@@ -220,12 +220,12 @@
     [tableView deselectRowAtIndexPath:indexPath animated:YES];
     
     [FLEXAlert makeAlert:^(FLEXAlert *make) {
-        make.title(@"Reset Host Blacklist");
+        make.title(@"Reset Host Denylist");
         make.message(@"You cannot undo this action. Are you sure?");
         make.button(@"Reset").destructiveStyle().handler(^(NSArray<NSString *> *strings) {
-            self.hostBlacklist = nil;
-            [FLEXNetworkRecorder.defaultRecorder.hostBlacklist removeAllObjects];
-            [FLEXNetworkRecorder.defaultRecorder synchronizeBlacklist];
+            self.hostDenylist = nil;
+            [FLEXNetworkRecorder.defaultRecorder.hostDenylist removeAllObjects];
+            [FLEXNetworkRecorder.defaultRecorder synchronizeDenylist];
             [self.tableView deleteSections:
                 [NSIndexSet indexSetWithIndex:1]
             withRowAnimation:UITableViewRowAnimationAutomatic];
@@ -242,10 +242,10 @@
 forRowAtIndexPath:(NSIndexPath *)indexPath {
     NSParameterAssert(style == UITableViewCellEditingStyleDelete);
     
-    NSString *host = self.hostBlacklist[indexPath.row];
-    [self.hostBlacklist removeObjectAtIndex:indexPath.row];
-    [FLEXNetworkRecorder.defaultRecorder.hostBlacklist removeObject:host];
-    [FLEXNetworkRecorder.defaultRecorder synchronizeBlacklist];
+    NSString *host = self.hostDenylist[indexPath.row];
+    [self.hostDenylist removeObjectAtIndex:indexPath.row];
+    [FLEXNetworkRecorder.defaultRecorder.hostDenylist removeObject:host];
+    [FLEXNetworkRecorder.defaultRecorder synchronizeDenylist];
     
     [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
 }

Classes/ObjectExplorers/FLEXObjectExplorer.m

@@ -139,7 +139,10 @@
     BOOL hidePrivateMethods = defaults.flex_explorerHidesPrivateMethods;
     BOOL showMethodOverrides = defaults.flex_explorerShowsMethodOverrides;
     
+    NSMutableArray<NSArray<FLEXProperty *> *> *allProperties = [NSMutableArray new];
+    NSMutableArray<NSArray<FLEXProperty *> *> *allClassProps = [NSMutableArray new];
     NSMutableArray<NSArray<FLEXMethod *> *> *allMethods = [NSMutableArray new];
+    NSMutableArray<NSArray<FLEXMethod *> *> *allClassMethods = [NSMutableArray new];
 
     // Loop over each class and each superclass, collect
     // the fresh and unique metadata in each category
@@ -150,13 +153,13 @@
         Class cls = self.classHierarchyClasses[i];
         superclass = (i < rootIdx) ? self.classHierarchyClasses[i+1] : nil;
 
-        [_allProperties addObject:[self
+        [allProperties addObject:[self
             metadataUniquedByName:[cls flex_allInstanceProperties]
             superclass:superclass
             kind:FLEXMetadataKindProperties
             skip:showMethodOverrides
         ]];
-        [_allClassProperties addObject:[self
+        [allClassProps addObject:[self
             metadataUniquedByName:[cls flex_allClassProperties]
             superclass:superclass
             kind:FLEXMetadataKindClassProperties
@@ -174,7 +177,7 @@
             kind:FLEXMetadataKindMethods
             skip:showMethodOverrides
         ]];
-        [_allClassMethods addObject:[self
+        [allClassMethods addObject:[self
             metadataUniquedByName:[cls flex_allClassMethods]
             superclass:superclass
             kind:FLEXMetadataKindClassMethods
@@ -201,7 +204,7 @@
     
     _classHierarchy = [FLEXStaticMetadata classHierarchy:self.classHierarchyClasses];
     
-    NSArray<NSArray<FLEXProperty *> *> *properties = _allProperties;
+    NSArray<NSArray<FLEXProperty *> *> *properties = allProperties;
     
     // Potentially filter property-backing ivars
     if (hideBackingIvars) {
@@ -211,7 +214,7 @@
             NSSet *ivarNames = [NSSet setWithArray:({
                 [properties[idx] flex_mapped:^id(FLEXProperty *p, NSUInteger idx) {
                     // Nil if no ivar, and array is flatted
-                    return p.attributes.backingIvar;
+                    return p.likelyIvarName;
                 }];
             })];
             
@@ -250,15 +253,29 @@
     }
     
     if (hidePrivateMethods) {
-        allMethods = [allMethods flex_mapped:^id(NSArray<FLEXMethod *> *list, NSUInteger idx) {
+        id methodMapBlock = ^id(NSArray<FLEXMethod *> *list, NSUInteger idx) {
             // Remove methods which contain an underscore
             return [list flex_filtered:^BOOL(FLEXMethod *method, NSUInteger idx) {
                 return ![method.selectorString containsString:@"_"];
             }];
-        }];
+        };
+        id propertyMapBlock = ^id(NSArray<FLEXProperty *> *list, NSUInteger idx) {
+            // Remove methods which contain an underscore
+            return [list flex_filtered:^BOOL(FLEXProperty *prop, NSUInteger idx) {
+                return ![prop.name containsString:@"_"];
+            }];
+        };
+        
+        allMethods = [allMethods flex_mapped:methodMapBlock];
+        allClassMethods = [allClassMethods flex_mapped:methodMapBlock];
+        allProperties = [allProperties flex_mapped:propertyMapBlock];
+        allClassProps = [allClassProps flex_mapped:propertyMapBlock];
     }
     
+    _allProperties = allProperties;
+    _allClassProperties = allClassProps;
     _allMethods = allMethods;
+    _allClassMethods = allClassMethods;
 
     // Set up UIKit helper data
     // Really, we only need to call this on properties and ivars

Classes/ObjectExplorers/FLEXObjectExplorerFactory.m

@@ -17,6 +17,8 @@
 #import "FLEXColorPreviewSection.h"
 #import "FLEXDefaultsContentSection.h"
 #import "FLEXBundleShortcuts.h"
+#import "FLEXNSStringShortcuts.h"
+#import "FLEXNSDataShortcuts.h"
 #import "FLEXBlockShortcuts.h"
 #import "FLEXUtility.h"
 
@@ -50,6 +52,8 @@ static NSMutableDictionary<id<NSCopying>, Class> *classesToRegisteredSections =
             ClassKey(CALayer)          : [FLEXLayerShortcuts class],
             ClassKey(UIColor)          : [FLEXColorPreviewSection class],
             ClassKey(NSBundle)         : [FLEXBundleShortcuts class],
+            ClassKey(NSString)         : [FLEXNSStringShortcuts class],
+            ClassKey(NSData)           : [FLEXNSDataShortcuts class],
             ClassKeyByName(NSBlock)    : [FLEXBlockShortcuts class],
         }];
         #undef ClassKey

Classes/ObjectExplorers/FLEXObjectExplorerViewController.m

@@ -269,6 +269,10 @@
         if (g2 == self.navigationController.interactivePopGestureRecognizer) {
             return NO;
         }
+        
+        if (g2 == self.tableView.panGestureRecognizer) {
+            return NO;
+        }
     }
     
     return YES;

Classes/ObjectExplorers/Sections/FLEXDefaultsContentSection.m

@@ -13,7 +13,7 @@
 @interface FLEXDefaultsContentSection ()
 @property (nonatomic) NSUserDefaults *defaults;
 @property (nonatomic) NSArray *keys;
-@property (nonatomic, readonly) NSDictionary *whitelistedDefaults;
+@property (nonatomic, readonly) NSDictionary *unexcludedDefaults;
 @end
 
 @implementation FLEXDefaultsContentSection
@@ -33,7 +33,7 @@
     FLEXDefaultsContentSection *section = [self forReusableFuture:^id(FLEXDefaultsContentSection *section) {
         section.defaults = userDefaults;
         section.onlyShowKeysForAppPrefs = YES;
-        return section.whitelistedDefaults;
+        return section.unexcludedDefaults;
     }];
     return section;
 }
@@ -87,16 +87,16 @@
     _keys = [keys sortedArrayUsingSelector:@selector(caseInsensitiveCompare:)];
 }
 
-- (NSDictionary *)whitelistedDefaults {
-    // Case: no whitelisting
+- (NSDictionary *)unexcludedDefaults {
+    // Case: no excluding
     if (!self.onlyShowKeysForAppPrefs) {
         return self.defaults.dictionaryRepresentation;
     }
 
-    // Always regenerate key whitelist when this method is called
+    // Always regenerate key allowlist when this method is called
     _keys = nil;
 
-    // Generate new dictionary from whitelisted keys
+    // Generate new dictionary from unexcluded keys
     NSArray *values = [self.defaults.dictionaryRepresentation
         objectsForKeys:self.keys notFoundMarker:NSNull.null
     ];

Classes/ObjectExplorers/Sections/FLEXMutableListSection.m

@@ -7,6 +7,7 @@
 //
 
 #import "FLEXMutableListSection.h"
+#import "FLEXMacros.h"
 
 @interface FLEXMutableListSection ()
 @property (nonatomic, readonly) FLEXMutableListCellForElement configureCell;

Classes/ObjectExplorers/Sections/Shortcuts/FLEXBundleShortcuts.m

@@ -9,6 +9,7 @@
 #import "FLEXBundleShortcuts.h"
 #import "FLEXShortcut.h"
 #import "FLEXAlert.h"
+#import "FLEXMacros.h"
 #import "FLEXRuntimeExporter.h"
 #import "FLEXTableListViewController.h"
 #import "FLEXFileBrowserController.h"

Classes/ObjectExplorers/Sections/Shortcuts/FLEXImageShortcuts.m

@@ -10,6 +10,7 @@
 #import "FLEXImagePreviewViewController.h"
 #import "FLEXShortcut.h"
 #import "FLEXAlert.h"
+#import "FLEXMacros.h"
 
 @interface UIAlertController (FLEXImageShortcuts)
 - (void)flex_image:(UIImage *)image disSaveWithError:(NSError *)error :(void *)context;

Classes/ObjectExplorers/Sections/Shortcuts/FLEXNSDataShortcuts.h

@@ -0,0 +1,13 @@
+//
+//  FLEXNSDataShortcuts.h
+//  FLEX
+//
+//  Created by Tanner on 3/29/21.
+//
+
+#import "FLEXShortcutsSection.h"
+
+/// Adds a "UTF-8 String" shortcut
+@interface FLEXNSDataShortcuts : FLEXShortcutsSection
+
+@end

Classes/ObjectExplorers/Sections/Shortcuts/FLEXNSDataShortcuts.m

@@ -0,0 +1,48 @@
+//
+//  FLEXNSDataShortcuts.m
+//  FLEX
+//
+//  Created by Tanner on 3/29/21.
+//
+
+#import "FLEXNSDataShortcuts.h"
+#import "FLEXObjectExplorerFactory.h"
+#import "FLEXShortcut.h"
+
+@implementation FLEXNSDataShortcuts
+
++ (instancetype)forObject:(NSData *)data {
+    NSString *string = [self stringForData:data];
+    
+    return [self forObject:data additionalRows:@[
+        [FLEXActionShortcut title:@"UTF-8 String" subtitle:^(NSData *object) {
+            return string.length ? string : (string ?
+                @"Data is not a UTF8 String" : @"Empty string"
+            );
+        } viewer:^UIViewController *(id object) {
+            return [FLEXObjectExplorerFactory explorerViewControllerForObject:string];
+        } accessoryType:^UITableViewCellAccessoryType(NSData *object) {
+            if (string.length) {
+                return UITableViewCellAccessoryDisclosureIndicator;
+            }
+            
+            return UITableViewCellAccessoryNone;
+        }]
+    ]];
+}
+
++ (NSString *)stringForData:(NSData *)data {
+    return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
+}
+
+@end
+
+@interface NSData (Overrides) @end
+@implementation NSData (Overrides)
+
+// This normally crashes
+- (NSUInteger)length {
+    return 0;
+}
+
+@end

Classes/ObjectExplorers/Sections/Shortcuts/FLEXNSStringShortcuts.h

@@ -0,0 +1,13 @@
+//
+//  FLEXNSStringShortcuts.h
+//  FLEX
+//
+//  Created by Tanner on 3/29/21.
+//
+
+#import "FLEXShortcutsSection.h"
+
+/// Adds a "UTF-8 Data" shortcut
+@interface FLEXNSStringShortcuts : FLEXShortcutsSection
+
+@end

Classes/ObjectExplorers/Sections/Shortcuts/FLEXNSStringShortcuts.m

@@ -0,0 +1,29 @@
+//
+//  FLEXNSStringShortcuts.m
+//  FLEX
+//
+//  Created by Tanner on 3/29/21.
+//
+
+#import "FLEXNSStringShortcuts.h"
+#import "FLEXObjectExplorerFactory.h"
+#import "FLEXShortcut.h"
+
+@implementation FLEXNSStringShortcuts
+
++ (instancetype)forObject:(NSString *)string {
+    NSUInteger length = [string lengthOfBytesUsingEncoding:NSUTF8StringEncoding];
+    NSData *data = [NSData dataWithBytesNoCopy:(void *)string.UTF8String length:length freeWhenDone:NO];
+    
+    return [self forObject:string additionalRows:@[
+        [FLEXActionShortcut title:@"UTF-8 Data" subtitle:^NSString *(id _) {
+            return data.description;
+        } viewer:^UIViewController *(id _) {
+            return [FLEXObjectExplorerFactory explorerViewControllerForObject:data];
+        } accessoryType:^UITableViewCellAccessoryType(id _) {
+            return UITableViewCellAccessoryDisclosureIndicator;
+        }]
+    ]];
+}
+
+@end

Classes/ObjectExplorers/Sections/Shortcuts/FLEXShortcutsFactory+Defaults.m

@@ -8,8 +8,10 @@
 
 #import "FLEXShortcutsFactory+Defaults.h"
 #import "FLEXShortcut.h"
+#import "FLEXMacros.h"
 #import "FLEXRuntimeUtility.h"
 #import "NSObject+FLEX_Reflection.h"
+#import "Cocoa+FLEXShortcuts.h"
 
 #pragma mark - UIApplication
 
@@ -59,6 +61,7 @@
     FLEXRuntimeUtilityTryAddObjectProperty(6, constraints, UIView_, NSArray, PropertyKey(ReadOnly));
     FLEXRuntimeUtilityTryAddObjectProperty(2, subviews, UIView_, NSArray, PropertyKey(ReadOnly));
     FLEXRuntimeUtilityTryAddObjectProperty(2, superview, UIView_, UIView, PropertyKey(ReadOnly));
+    FLEXRuntimeUtilityTryAddObjectProperty(7, tintColor, UIView_, UIView);
 
     // UIButton, private
     FLEXRuntimeUtilityTryAddObjectProperty(2, font, UIButton.class, UIFont, PropertyKey(ReadOnly));
@@ -141,7 +144,26 @@
             @"viewIfLoaded", @"title", @"navigationItem", @"toolbarItems", @"tabBarItem",
             @"childViewControllers", @"navigationController", @"tabBarController", @"splitViewController",
             @"parentViewController", @"presentedViewController", @"presentingViewController",
-        ]).methods(@[@"view"]).forClass(UIViewController.class);
+        ])
+        .methods(@[@"view"])
+        .forClass(UIViewController.class);
+    
+    // UIAlertController
+    NSMutableArray *alertControllerProps = @[
+        @"title", @"message", @"actions", @"textFields",
+        @"preferredAction", @"presentingViewController", @"viewIfLoaded",
+    ].mutableCopy;
+    if (@available(iOS 14.0, *)) {
+        [alertControllerProps insertObject:@"image" atIndex:4];
+    }
+    self.append
+        .properties(alertControllerProps)
+        .methods(@[@"addAction:"])
+        .forClass(UIAlertController.class);
+    self.append.properties(@[
+        @"title", @"style", @"enabled", @"flex_styleName",
+        @"image", @"keyCommandInput", @"_isPreferred", @"_alertController",
+    ]).forClass(UIAlertAction.class);
 }
 
 @end
@@ -256,12 +278,18 @@
     FLEXRuntimeUtilityTryAddObjectProperty(2, abbreviationDictionary, NSTimeZone.flex_metaclass, NSDictionary);
     
     self.append.classMethods(@[
-        @"timeZoneWithName:", @"timeZoneWithAbbreviation:", @"timeZoneForSecondsFromGMT:", @"", @"", @"", 
+        @"timeZoneWithName:", @"timeZoneWithAbbreviation:", @"timeZoneForSecondsFromGMT:",
     ]).forClass(NSTimeZone.flex_metaclass);
     
     self.append.classProperties(@[
         @"defaultTimeZone", @"systemTimeZone", @"localTimeZone"
     ]).forClass(NSTimeZone.class);
+    
+    // UTF8String is not a real property under the hood
+    FLEXRuntimeUtilityTryAddNonatomicProperty(2, UTF8String, NSString.class, const char *, PropertyKey(ReadOnly));
+    
+    self.append.properties(@[@"length"]).methods(@[@"characterAtIndex:"]).forClass(NSString.class);
+    self.append.properties(@[@"length", @"bytes"]).forClass(NSData.class);
 }
 
 @end

Classes/Utility/Categories/NSObject+FLEX_Reflection.h

@@ -21,21 +21,21 @@ NS_ASSUME_NONNULL_BEGIN
 /// @return The type encoding string, or \c nil if \e returnType is \c NULL.
 NSString * FLEXTypeEncodingString(const char *returnType, NSUInteger count, ...);
 
-NSArray<Class> *FLEXGetAllSubclasses(_Nullable Class cls, BOOL includeSelf);
-NSArray<Class> *FLEXGetClassHierarchy(_Nullable Class cls, BOOL includeSelf);
-NSArray<FLEXProtocol *> *FLEXGetConformedProtocols(_Nullable Class cls);
+NSArray<Class> * _Nullable FLEXGetAllSubclasses(_Nullable Class cls, BOOL includeSelf);
+NSArray<Class> * _Nullable FLEXGetClassHierarchy(_Nullable Class cls, BOOL includeSelf);
+NSArray<FLEXProtocol *> * _Nullable FLEXGetConformedProtocols(_Nullable Class cls);
 
-NSArray<FLEXIvar *> *FLEXGetAllIvars(_Nullable Class cls);
+NSArray<FLEXIvar *> * _Nullable FLEXGetAllIvars(_Nullable Class cls);
 /// @param cls a class object to get instance properties,
 /// or a metaclass object to get class properties
-NSArray<FLEXProperty *> *FLEXGetAllProperties(_Nullable Class cls);
+NSArray<FLEXProperty *> * _Nullable FLEXGetAllProperties(_Nullable Class cls);
 /// @param cls a class object to get instance methods,
 /// or a metaclass object to get class methods
 /// @param instance used to mark methods as instance methods or not.
 /// Not used to determine whether to get instance or class methods. 
-NSArray<FLEXMethod *> *FLEXGetAllMethods(_Nullable Class cls, BOOL instance);
+NSArray<FLEXMethod *> * _Nullable FLEXGetAllMethods(_Nullable Class cls, BOOL instance);
 /// @param cls a class object to get all instance and class methods.
-NSArray<FLEXMethod *> *FLEXGetAllInstanceAndClassMethods(_Nullable Class cls);
+NSArray<FLEXMethod *> * _Nullable FLEXGetAllInstanceAndClassMethods(_Nullable Class cls);
 
 
 

Classes/Utility/Categories/NSObject+FLEX_Reflection.m

@@ -20,7 +20,7 @@
 
 
 NSString * FLEXTypeEncodingString(const char *returnType, NSUInteger count, ...) {
-    if (returnType == NULL) return nil;
+    if (!returnType) return nil;
     
     NSMutableString *encoding = [NSMutableString new];
     [encoding appendFormat:@"%s%s%s", returnType, @encode(id), @encode(SEL)];
@@ -37,9 +37,7 @@ NSString * FLEXTypeEncodingString(const char *returnType, NSUInteger count, ...)
 }
 
 NSArray<Class> *FLEXGetAllSubclasses(Class cls, BOOL includeSelf) {
-    if (!cls) {
-        return nil;
-    }
+    if (!cls) return nil;
     
     Class *buffer = NULL;
     
@@ -71,9 +69,7 @@ NSArray<Class> *FLEXGetAllSubclasses(Class cls, BOOL includeSelf) {
 }
 
 NSArray<Class> *FLEXGetClassHierarchy(Class cls, BOOL includeSelf) {
-    if (!cls) {
-        return nil;
-    }
+    if (!cls) return nil;
     
     NSMutableArray *classes = [NSMutableArray new];
     if (includeSelf) {
@@ -88,9 +84,7 @@ NSArray<Class> *FLEXGetClassHierarchy(Class cls, BOOL includeSelf) {
 }
 
 NSArray<FLEXProtocol *> *FLEXGetConformedProtocols(Class cls) {
-    if (!cls) {
-        return nil;
-    }
+    if (!cls) return nil;
     
     unsigned int count = 0;
     Protocol *__unsafe_unretained *list = class_copyProtocolList(cls, &count);
@@ -247,7 +241,7 @@ NSArray<FLEXMethod *> *FLEXGetAllMethods(_Nullable Class cls, BOOL instance) {
 }
 
 + (NSArray<FLEXMethod *> *)flex_allClassMethods {
-    return FLEXGetAllMethods(self.flex_metaclass, NO);
+    return FLEXGetAllMethods(self.flex_metaclass, NO) ?: @[];
 }
 
 + (FLEXMethod *)flex_methodNamed:(NSString *)name {
@@ -395,7 +389,7 @@ NSArray<FLEXMethod *> *FLEXGetAllMethods(_Nullable Class cls, BOOL instance) {
 }
 
 + (NSArray<FLEXProperty *> *)flex_allClassProperties {
-    return FLEXGetAllProperties(self.flex_metaclass);
+    return FLEXGetAllProperties(self.flex_metaclass) ?: @[];
 }
 
 + (FLEXProperty *)flex_propertyNamed:(NSString *)name {

Classes/Utility/Categories/NSUserDefaults+FLEX.h

@@ -16,7 +16,7 @@ extern NSString * const kFLEXDefaultsHidePropertyMethodsKey;
 extern NSString * const kFLEXDefaultsHidePrivateMethodsKey;
 extern NSString * const kFLEXDefaultsShowMethodOverridesKey;
 extern NSString * const kFLEXDefaultsHideVariablePreviewsKey;
-extern NSString * const kFLEXDefaultsNetworkHostBlacklistKey;
+extern NSString * const kFLEXDefaultsNetworkHostDenylistKey;
 extern NSString * const kFLEXDefaultsDisableOSLogForceASLKey;
 extern NSString * const kFLEXDefaultsRegisterJSONExplorerKey;
 
@@ -28,7 +28,7 @@ extern NSString * const kFLEXDefaultsRegisterJSONExplorerKey;
 @property (nonatomic) double flex_toolbarTopMargin;
 
 // Not actually stored in defaults, but written to a file
-@property (nonatomic) NSArray<NSString *> *flex_networkHostBlacklist;
+@property (nonatomic) NSArray<NSString *> *flex_networkHostDenylist;
 
 /// Whether or not to register the object explorer as a JSON viewer on launch
 @property (nonatomic) BOOL flex_registerDictionaryJSONViewerOnLaunch;

Classes/Utility/Categories/NSUserDefaults+FLEX.m

@@ -15,7 +15,7 @@ NSString * const kFLEXDefaultsHidePropertyMethodsKey = @"com.flipboard.FLEX.hide
 NSString * const kFLEXDefaultsHidePrivateMethodsKey = @"com.flipboard.FLEX.hide_private_or_namespaced_methods";
 NSString * const kFLEXDefaultsShowMethodOverridesKey = @"com.flipboard.FLEX.show_method_overrides";
 NSString * const kFLEXDefaultsHideVariablePreviewsKey = @"com.flipboard.FLEX.hide_variable_previews";
-NSString * const kFLEXDefaultsNetworkHostBlacklistKey = @"com.flipboard.FLEX.network_host_blacklist";
+NSString * const kFLEXDefaultsNetworkHostDenylistKey = @"com.flipboard.FLEX.network_host_denylist";
 NSString * const kFLEXDefaultsDisableOSLogForceASLKey = @"com.flipboard.FLEX.try_disable_os_log";
 NSString * const kFLEXDefaultsRegisterJSONExplorerKey = @"com.flipboard.FLEX.view_json_as_object";
 
@@ -62,16 +62,16 @@ NSString * const kFLEXDefaultsRegisterJSONExplorerKey = @"com.flipboard.FLEX.vie
     [self setDouble:margin forKey:kFLEXDefaultsToolbarTopMarginKey];
 }
 
-- (NSArray<NSString *> *)flex_networkHostBlacklist {
+- (NSArray<NSString *> *)flex_networkHostDenylist {
     return [NSArray arrayWithContentsOfFile:[
-        self flex_defaultsPathForFile:kFLEXDefaultsNetworkHostBlacklistKey
+        self flex_defaultsPathForFile:kFLEXDefaultsNetworkHostDenylistKey
     ]] ?: @[];
 }
 
-- (void)setFlex_networkHostBlacklist:(NSArray<NSString *> *)blacklist {
-    NSParameterAssert(blacklist);
-    [blacklist writeToFile:[
-        self flex_defaultsPathForFile:kFLEXDefaultsNetworkHostBlacklistKey
+- (void)setFlex_networkHostDenylist:(NSArray<NSString *> *)denylist {
+    NSParameterAssert(denylist);
+    [denylist writeToFile:[
+        self flex_defaultsPathForFile:kFLEXDefaultsNetworkHostDenylistKey
     ] atomically:YES];
 }
 

Classes/Utility/Categories/Private/Cocoa+FLEXShortcuts.h

@@ -0,0 +1,13 @@
+//
+//  Cocoa+FLEXShortcuts.h
+//  Pods
+//
+//  Created by Tanner on 2/24/21.
+//  
+//
+
+#import <UIKit/UIKit.h>
+
+@interface UIAlertAction (FLEXShortcuts)
+@property (nonatomic, readonly) NSString *flex_styleName;
+@end

Classes/Utility/Categories/Private/Cocoa+FLEXShortcuts.m

@@ -0,0 +1,25 @@
+//
+//  Cocoa+FLEXShortcuts.m
+//  Pods
+//
+//  Created by Tanner on 2/24/21.
+//  
+//
+
+#import "Cocoa+FLEXShortcuts.h"
+
+@implementation UIAlertAction (FLEXShortcuts)
+- (NSString *)flex_styleName {
+    switch (self.style) {
+        case UIAlertActionStyleDefault:
+            return @"Default style";
+        case UIAlertActionStyleCancel:
+            return @"Cancel style";
+        case UIAlertActionStyleDestructive:
+            return @"Destructive style";
+            
+        default:
+            return [NSString stringWithFormat:@"Unknown (%@)", @(self.style)];
+    }
+}
+@end

Classes/Utility/Runtime/FLEXRuntimeUtility.h

@@ -34,6 +34,15 @@
 #define FLEXRuntimeUtilityTryAddObjectProperty(iOS_atLeast, name, cls, type, ...) \
     FLEXRuntimeUtilityTryAddProperty(iOS_atLeast, name, cls, FLEXEncodeClass(type), PropertyKey(NonAtomic), __VA_ARGS__);
 
+extern NSString * const FLEXRuntimeUtilityErrorDomain;
+
+typedef NS_ENUM(NSInteger, FLEXRuntimeUtilityErrorCode) {
+    // Start at a random value instead of 0 to avoid confusion with an absent code
+    FLEXRuntimeUtilityErrorCodeDoesNotRecognizeSelector = 0xbabe,
+    FLEXRuntimeUtilityErrorCodeInvocationFailed,
+    FLEXRuntimeUtilityErrorCodeArgumentTypeMismatch
+};
+
 @interface FLEXRuntimeUtility : NSObject
 
 // General Helpers
@@ -75,6 +84,12 @@
              onObject:(id)object
         withArguments:(NSArray *)arguments
                 error:(NSError * __autoreleasing *)error;
++ (id)performSelector:(SEL)selector
+             onObject:(id)object
+        withArguments:(NSArray *)arguments
+      allowForwarding:(BOOL)mightForwardMsgSend
+                error:(NSError * __autoreleasing *)error;
+
 + (NSString *)editableJSONStringForObject:(id)object;
 + (id)objectValueFromEditableJSONString:(NSString *)string;
 + (NSValue *)valueForNumberWithObjCType:(const char *)typeEncoding fromInputString:(NSString *)inputString;

Classes/Utility/Runtime/FLEXRuntimeUtility.m

@@ -11,12 +11,7 @@
 #import "FLEXObjcInternal.h"
 #import "FLEXTypeEncodingParser.h"
 
-static NSString *const FLEXRuntimeUtilityErrorDomain = @"FLEXRuntimeUtilityErrorDomain";
-typedef NS_ENUM(NSInteger, FLEXRuntimeUtilityErrorCode) {
-    FLEXRuntimeUtilityErrorCodeDoesNotRecognizeSelector = 0,
-    FLEXRuntimeUtilityErrorCodeInvocationFailed = 1,
-    FLEXRuntimeUtilityErrorCodeArgumentTypeMismatch = 2
-};
+NSString * const FLEXRuntimeUtilityErrorDomain = @"FLEXRuntimeUtilityErrorDomain";
 
 @implementation FLEXRuntimeUtility
 
@@ -109,7 +104,11 @@ typedef NS_ENUM(NSInteger, FLEXRuntimeUtilityErrorCode) {
 + (NSString *)safeDescriptionForObject:(id)object {
     // Don't assume that we have an NSObject subclass; not all objects respond to -description
     if ([self safeObject:object respondsToSelector:@selector(description)]) {
-        return [object description];
+        @try {
+            return [object description];
+        } @catch (NSException *exception) {
+            return nil;
+        }
     }
 
     return nil;
@@ -120,7 +119,9 @@ typedef NS_ENUM(NSInteger, FLEXRuntimeUtilityErrorCode) {
     NSString *description = nil;
 
     if ([self safeObject:object respondsToSelector:@selector(debugDescription)]) {
-        description = [object debugDescription];
+        @try {
+            description = [object debugDescription];
+        } @catch (NSException *exception) { }
     } else {
         description = [self safeDescriptionForObject:object];
     }
@@ -294,18 +295,31 @@ typedef NS_ENUM(NSInteger, FLEXRuntimeUtilityErrorCode) {
              onObject:(id)object
         withArguments:(NSArray *)arguments
                 error:(NSError * __autoreleasing *)error {
+    return [self performSelector:selector
+        onObject:object
+        withArguments:arguments
+        allowForwarding:NO
+        error:error
+    ];
+}
+
++ (id)performSelector:(SEL)selector
+             onObject:(id)object
+        withArguments:(NSArray *)arguments
+      allowForwarding:(BOOL)mightForwardMsgSend
+                error:(NSError * __autoreleasing *)error {
     static dispatch_once_t onceToken;
     static SEL stdStringExclusion = nil;
     dispatch_once(&onceToken, ^{
         stdStringExclusion = NSSelectorFromString(@"stdString");
     });
 
-    // Bail if the object won't respond to this selector.
-    if (![self safeObject:object respondsToSelector:selector]) {
+    // Bail if the object won't respond to this selector
+    if (mightForwardMsgSend || ![self safeObject:object respondsToSelector:selector]) {
         if (error) {
             NSString *msg = [NSString
-                stringWithFormat:@"%@ does not respond to the selector %@",
-                object, NSStringFromSelector(selector)
+                stringWithFormat:@"This object does not respond to the selector %@",
+                NSStringFromSelector(selector)
             ];
             NSDictionary<NSString *, id> *userInfo = @{ NSLocalizedDescriptionKey : msg };
             *error = [NSError

Classes/Utility/Runtime/Objc/Reflection/FLEXProperty.h

@@ -51,6 +51,10 @@
 @property (nonatomic, readonly) NSString *likelyGetterString;
 /// Not valid unless initialized with the owning class.
 @property (nonatomic, readonly) BOOL likelyGetterExists;
+/// Always \c nil for class properties.
+@property (nonatomic, readonly) NSString *likelyIvarName;
+/// Not valid unless initialized with the owning class.
+@property (nonatomic, readonly) BOOL likelyIvarExists;
 
 /// Whether there are certainly multiple definitions of this property,
 /// such as in categories in other binary images or something.

Classes/Utility/Runtime/Objc/Reflection/FLEXProperty.m

@@ -124,6 +124,10 @@
     _likelySetterString = NSStringFromSelector(_likelySetter);
 
     _isClassProperty = _cls ? class_isMetaClass(_cls) : NO;
+    
+    _likelyIvarName = _isClassProperty ? nil : (
+        self.attributes.backingIvar ?: [@"_" stringByAppendingString:_name]
+    );
 }
 
 #pragma mark Overrides
@@ -187,6 +191,14 @@
     return _imageName;
 }
 
+- (BOOL)likelyIvarExists {
+    if (_likelyIvarName && _cls) {
+        return class_getInstanceVariable(_cls, _likelyIvarName.UTF8String) != nil;
+    }
+    
+    return NO;
+}
+
 - (NSString *)fullDescription {
     NSMutableArray<NSString *> *attributesStrings = [NSMutableArray new];
     FLEXPropertyAttributes *attributes = self.attributes;

FLEX.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |spec|
   spec.name             = "FLEX"
-  spec.version          = "4.4.0"
+  spec.version          = "4.4.1"
   spec.summary          = "A set of in-app debugging and exploration tools for iOS"
   spec.description      = <<-DESC
                         - Inspect and modify views in the hierarchy.
@@ -40,6 +40,6 @@ Pod::Spec.new do |spec|
                                "Classes/GlobalStateExplorers/Globals/FLEXGlobalsEntry.h",
                                "Classes/Core/**/*.h", "Classes/Utility/Runtime/Objc/**/*.h",
                                "Classes/ObjectExplorers/**/*.h", "Classes/Editing/**/*.h",
-                               "Classes/Utility/FLEXMacros.h", "Classes/Utility/Categories/*.h",
-                               "Classes/Utility/FLEXAlert.h", "Classes/Utility/FLEXResources.h" ]
+                               "Classes/Utility/Categories/*.h", "Classes/Utility/FLEXAlert.h",
+                               "Classes/Utility/FLEXResources.h" ]
 end

FLEX.xcodeproj/project.pbxproj

@@ -1987,7 +1987,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				OTHER_LDFLAGS = "";
@@ -2042,7 +2042,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				OTHER_LDFLAGS = "";
 				SDKROOT = iphoneos;
@@ -2083,8 +2083,10 @@
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				"PROVISIONING_PROFILE_SPECIFIER[sdk=macosx*]" = "";
 				SKIP_INSTALL = YES;
+				SUPPORTS_MACCATALYST = NO;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
 				WARNING_CFLAGS = "-Wno-unsupported-availability-guard";
 			};
 			name = Debug;
@@ -2118,7 +2120,9 @@
 				PROVISIONING_PROFILE_SPECIFIER = "";
 				"PROVISIONING_PROFILE_SPECIFIER[sdk=macosx*]" = "";
 				SKIP_INSTALL = YES;
+				SUPPORTS_MACCATALYST = NO;
 				SWIFT_VERSION = 5.0;
+				TARGETED_DEVICE_FAMILY = "1,2";
 				WARNING_CFLAGS = "-Wno-unsupported-availability-guard";
 			};
 			name = Release;

LICENSE

@@ -15,6 +15,9 @@ are permitted provided that the following conditions are met:
   contributors may be used to endorse or promote products derived from
   this software without specific prior written permission.
 
+* You must NOT include this project in an application to be submitted
+  to the App Store™, as this project uses too many private APIs.
+
 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE