Tanner Bennett
6c83ddc2c7
Move logic that was in FLEXLiveObjectsController into FLEXHeapEnumerator. Also adjust FLEXObjectRef initializers to reflect the type of reference you want to hold to the object. FLEXObjectRef now supports unsafe_unretained and retained references.
113 lines
3.1 KiB
Objective-C
113 lines
3.1 KiB
Objective-C
//
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// FLEXObjectRef.m
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// FLEX
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//
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// Created by Tanner Bennett on 7/24/18.
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// Copyright (c) 2020 FLEX Team. All rights reserved.
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//
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#import "FLEXObjectRef.h"
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#import "FLEXRuntimeUtility.h"
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#import "NSArray+FLEX.h"
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@interface FLEXObjectRef () {
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/// Used to retain the object if desired
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id _retainer;
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}
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@property (nonatomic, readonly) BOOL wantsSummary;
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@end
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@implementation FLEXObjectRef
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@synthesize summary = _summary;
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+ (instancetype)unretained:(__unsafe_unretained id)object {
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return [self referencing:object showSummary:YES retained:NO];
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}
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+ (instancetype)unretained:(__unsafe_unretained id)object ivar:(NSString *)ivarName {
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return [[self alloc] initWithObject:object ivarName:ivarName showSummary:YES retained:NO];
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}
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+ (instancetype)retained:(id)object {
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return [self referencing:object showSummary:YES retained:YES];
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}
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+ (instancetype)retained:(id)object ivar:(NSString *)ivarName {
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return [[self alloc] initWithObject:object ivarName:ivarName showSummary:YES retained:YES];
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}
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+ (instancetype)referencing:(__unsafe_unretained id)object retained:(BOOL)retain {
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return retain ? [self retained:object] : [self unretained:object];
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}
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+ (instancetype)referencing:(__unsafe_unretained id)object ivar:(NSString *)ivarName retained:(BOOL)retain {
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return retain ? [self retained:object ivar:ivarName] : [self unretained:object ivar:ivarName];
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}
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+ (instancetype)referencing:(__unsafe_unretained id)object showSummary:(BOOL)showSummary retained:(BOOL)retain {
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return [[self alloc] initWithObject:object ivarName:nil showSummary:showSummary retained:retain];
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}
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+ (NSArray<FLEXObjectRef *> *)referencingAll:(NSArray *)objects retained:(BOOL)retain {
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return [objects flex_mapped:^id(id obj, NSUInteger idx) {
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return [self referencing:obj showSummary:YES retained:retain];
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}];
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}
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+ (NSArray<FLEXObjectRef *> *)referencingClasses:(NSArray<Class> *)classes {
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return [classes flex_mapped:^id(id obj, NSUInteger idx) {
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return [self referencing:obj showSummary:NO retained:NO];
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}];
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}
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- (id)initWithObject:(__unsafe_unretained id)object
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ivarName:(NSString *)ivar
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showSummary:(BOOL)showSummary
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retained:(BOOL)retain {
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self = [super init];
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if (self) {
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_object = object;
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_wantsSummary = showSummary;
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if (retain) {
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_retainer = object;
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}
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NSString *class = [FLEXRuntimeUtility safeClassNameForObject:object];
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if (ivar) {
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_reference = [NSString stringWithFormat:@"%@ %@", class, ivar];
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} else if (showSummary) {
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_reference = [NSString stringWithFormat:@"%@ %p", class, object];
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} else {
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_reference = class;
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}
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}
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return self;
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}
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- (NSString *)summary {
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if (self.wantsSummary) {
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if (!_summary) {
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_summary = [FLEXRuntimeUtility summaryForObject:self.object];
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}
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return _summary;
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}
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else {
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return nil;
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}
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}
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- (void)retainObject {
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if (!_retainer) {
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_retainer = _object;
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}
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}
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- (void)releaseObject {
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_retainer = nil;
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}
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@end
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