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98 lines
4.1 KiB
Objective-C
98 lines
4.1 KiB
Objective-C
//
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// FLEXMirror.h
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// FLEX
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//
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// Derived from MirrorKit.
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// Created by Tanner on 6/29/15.
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// Copyright (c) 2020 FLEX Team. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import <objc/runtime.h>
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@class FLEXMethod, FLEXProperty, FLEXIvar, FLEXProtocol;
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NS_ASSUME_NONNULL_BEGIN
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#pragma mark FLEXMirror Protocol
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NS_SWIFT_NAME(FLEXMirrorProtocol)
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@protocol FLEXMirror <NSObject>
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/// Swift initializer
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/// @throws If a metaclass object is passed in.
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- (instancetype)initWithSubject:(id)objectOrClass NS_SWIFT_NAME(init(reflecting:));
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/// The underlying object or \c Class used to create this \c FLEXMirror.
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@property (nonatomic, readonly) id value;
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/// Whether \c value was a class or a class instance.
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@property (nonatomic, readonly) BOOL isClass;
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/// The name of the \c Class of the \c value property.
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@property (nonatomic, readonly) NSString *className;
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@property (nonatomic, readonly) NSArray<FLEXProperty *> *properties;
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@property (nonatomic, readonly) NSArray<FLEXProperty *> *classProperties;
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@property (nonatomic, readonly) NSArray<FLEXIvar *> *ivars;
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@property (nonatomic, readonly) NSArray<FLEXMethod *> *methods;
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@property (nonatomic, readonly) NSArray<FLEXMethod *> *classMethods;
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@property (nonatomic, readonly) NSArray<FLEXProtocol *> *protocols;
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/// Super mirrors are initialized with the class that corresponds to the value passed in.
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/// If you passed in an instance of a class, it's superclass is used to create this mirror.
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/// If you passed in a class, then that class's superclass is used.
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///
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/// @note This property should be computed, not cached.
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@property (nonatomic, readonly, nullable) id<FLEXMirror> superMirror NS_SWIFT_NAME(superMirror);
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@end
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#pragma mark FLEXMirror Class
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@interface FLEXMirror : NSObject <FLEXMirror>
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/// Reflects an instance of an object or \c Class.
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/// @discussion \c FLEXMirror will immediately gather all useful information. Consider using the
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/// \c NSObject categories provided if your code will only use a few pieces of information,
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/// or if your code needs to run faster.
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///
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/// Regardless of whether you reflect an instance or a class object, \c methods and \c properties
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/// will be populated with instance methods and properties, and \c classMethods and \c classProperties
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/// will be populated with class methods and properties.
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///
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/// @param objectOrClass An instance of an objct or a \c Class object.
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/// @throws If a metaclass object is passed in.
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/// @return An instance of \c FLEXMirror.
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+ (instancetype)reflect:(id)objectOrClass;
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@property (nonatomic, readonly) id value;
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@property (nonatomic, readonly) BOOL isClass;
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@property (nonatomic, readonly) NSString *className;
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@property (nonatomic, readonly) NSArray<FLEXProperty *> *properties;
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@property (nonatomic, readonly) NSArray<FLEXProperty *> *classProperties;
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@property (nonatomic, readonly) NSArray<FLEXIvar *> *ivars;
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@property (nonatomic, readonly) NSArray<FLEXMethod *> *methods;
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@property (nonatomic, readonly) NSArray<FLEXMethod *> *classMethods;
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@property (nonatomic, readonly) NSArray<FLEXProtocol *> *protocols;
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@property (nonatomic, readonly, nullable) FLEXMirror *superMirror NS_SWIFT_NAME(superMirror);
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@end
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@interface FLEXMirror (ExtendedMirror)
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/// @return The instance method with the given name, or \c nil if one does not exist.
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- (nullable FLEXMethod *)methodNamed:(nullable NSString *)name;
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/// @return The class method with the given name, or \c nil if one does not exist.
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- (nullable FLEXMethod *)classMethodNamed:(nullable NSString *)name;
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/// @return The instance property with the given name, or \c nil if one does not exist.
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- (nullable FLEXProperty *)propertyNamed:(nullable NSString *)name;
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/// @return The class property with the given name, or \c nil if one does not exist.
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- (nullable FLEXProperty *)classPropertyNamed:(nullable NSString *)name;
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/// @return The instance variable with the given name, or \c nil if one does not exist.
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- (nullable FLEXIvar *)ivarNamed:(nullable NSString *)name;
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/// @return The protocol with the given name, or \c nil if one does not exist.
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- (nullable FLEXProtocol *)protocolNamed:(nullable NSString *)name;
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@end
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NS_ASSUME_NONNULL_END
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