75 lines
2.2 KiB
Objective-C
75 lines
2.2 KiB
Objective-C
//
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// NSMutableAttributedString+AvoidCrash.m
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// https://github.com/chenfanfang/AvoidCrash
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//
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// Created by mac on 16/10/15.
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// Copyright © 2016年 chenfanfang. All rights reserved.
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//
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#import "NSMutableAttributedString+AvoidCrash.h"
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#import "AvoidCrash.h"
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@implementation NSMutableAttributedString (AvoidCrash)
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+ (void)avoidCrashExchangeMethod {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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Class NSConcreteMutableAttributedString = NSClassFromString(@"NSConcreteMutableAttributedString");
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//initWithString:
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[AvoidCrash exchangeInstanceMethod:NSConcreteMutableAttributedString method1Sel:@selector(initWithString:) method2Sel:@selector(avoidCrashInitWithString:)];
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//initWithString:attributes:
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[AvoidCrash exchangeInstanceMethod:NSConcreteMutableAttributedString method1Sel:@selector(initWithString:attributes:) method2Sel:@selector(avoidCrashInitWithString:attributes:)];
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});
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}
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//=================================================================
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// initWithString:
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//=================================================================
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#pragma mark - initWithString:
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- (instancetype)avoidCrashInitWithString:(NSString *)str {
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id object = nil;
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@try {
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object = [self avoidCrashInitWithString:str];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultReturnNil;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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return object;
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}
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}
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//=================================================================
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// initWithString:attributes:
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//=================================================================
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#pragma mark - initWithString:attributes:
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- (instancetype)avoidCrashInitWithString:(NSString *)str attributes:(NSDictionary<NSString *,id> *)attrs {
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id object = nil;
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@try {
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object = [self avoidCrashInitWithString:str attributes:attrs];
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}
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@catch (NSException *exception) {
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NSString *defaultToDo = AvoidCrashDefaultReturnNil;
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[AvoidCrash noteErrorWithException:exception defaultToDo:defaultToDo];
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}
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@finally {
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return object;
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}
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}
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@end
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