增加换肤功能

TUIKit/TUICore/NSDictionary+TUISafe.m

@@ -0,0 +1,35 @@
+//
+//  NSDictionary+TUISafe.m
+//  lottie-ios
+//
+//  Created by kayev on 2021/8/9.
+//  Copyright © 2023 Tencent. All rights reserved.
+//
+
+#import "NSDictionary+TUISafe.h"
+
+@implementation NSDictionary (TUISafe)
+
+- (id)tui_objectForKey:(NSString *)aKey conformProtocol:(Protocol *)pro {
+    NSParameterAssert(aKey);
+    NSParameterAssert(pro);
+
+    NSObject *value = [self objectForKey:aKey];
+    if (value && ![value conformsToProtocol:pro]) {
+        NSAssert(NO, @"value not conforms this protocol");
+    }
+    return value;
+}
+
+- (id)tui_objectForKey:(NSString *)aKey asClass:(Class)cls {
+    NSParameterAssert(aKey);
+    NSParameterAssert(cls);
+
+    NSObject *value = [self objectForKey:aKey];
+    if (value && ![value isKindOfClass:cls]) {
+        NSAssert(NO, @"value's class is error");
+    }
+    return value;
+}
+
+@end