92 lines
2.9 KiB
Objective-C
Executable File
92 lines
2.9 KiB
Objective-C
Executable File
//
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// MOBFRegex.h
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// MOBFoundation
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//
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// Created by vimfung on 15-1-20.
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// Copyright (c) 2015年 MOB. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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/**
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* 替换处理
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*
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* @param captureCount 捕获数量
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* @param capturedStrings 捕获字符串集合
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* @param capturedRanges 捕获字符串范围集合
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* @param stop 是否停止捕获标识
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*
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* @return 替换后的字符串
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*/
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typedef NSString *(^MOBFReplacingOccurrencesHandler) (NSInteger captureCount, NSString *const capturedStrings[captureCount], const NSRange capturedRanges[captureCount], volatile BOOL * const stop);
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/**
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正则表达式选项
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- MOBFRegexOptionsNoOptions: 无匹配
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- MOBFRegexOptionsCaseless: 不区分字母大小写的模式
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- MOBFRegexOptionsComments: 忽略掉正则表达式中的空格和#号之后的字符
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- MOBFRegexOptionsIgnoreMetacharacters: 将正则表达式整体作为字符串处理
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- MOBFRegexOptionsDotAll: 允许.匹配任何字符，包括换行符
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- MOBFRegexOptionsMultiline: 允许^和$符号匹配整段文本的开头和结尾
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- MOBFRegexOptionsUseUnixLineSeparators: 设置\n为唯一的行分隔符，否则所有的都有效。
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- MOBFRegexOptionsUnicodeWordBoundaries: 使用Unicode TR#29标准作为词的边界，否则所有传统正则表达式的词边界都有效
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*/
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typedef NS_ENUM(NSUInteger, MOBFRegexOptions)
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{
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MOBFRegexOptionsNoOptions = 0,
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MOBFRegexOptionsCaseless = 1 << 0,
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MOBFRegexOptionsComments = 1 << 1,
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MOBFRegexOptionsIgnoreMetacharacters = 1 << 2,
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MOBFRegexOptionsDotAll = 1 << 3,
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MOBFRegexOptionsMultiline = 1 << 4,
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MOBFRegexOptionsUseUnixLineSeparators = 1 << 5,
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MOBFRegexOptionsUnicodeWordBoundaries = 1 << 6,
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};
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/**
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* 正则表达式工具类
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*/
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@interface MOBFRegex : NSObject
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/**
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* 替换字符串
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*
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* @param regex 正则表达式
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* @param string 原始字符串
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* @param block 块回调处理替换规则
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*
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* @return 字符串
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*/
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+ (NSString *)stringByReplacingOccurrencesOfRegex:(NSString *)regex
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withString:(NSString *)string
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usingBlock:(MOBFReplacingOccurrencesHandler)block;
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/**
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* 匹配字符串
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*
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* @param regex 正则表达式
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* @param options 表达式选项
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* @param range 匹配范围
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* @param string 原始字符串
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*
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* @return YES 匹配，NO 不匹配
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*/
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+ (BOOL)isMatchedByRegex:(NSString *)regex
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options:(MOBFRegexOptions)options
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inRange:(NSRange)range
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withString:(NSString *)string;
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/**
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* 匹配字符串
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*
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* @param regex 正则表达式
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* @param string 原始字符串
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*
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* @return 匹配的字符串集合
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*/
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+ (NSArray *)captureComponentsMatchedByRegex:(NSString *)regex
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withString:(NSString *)string;
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@end
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