{"id":45742046,"url":"https://github.com/czf-h/zaclib","last_synced_at":"2026-03-02T20:01:07.944Z","repository":{"id":340296703,"uuid":"1165350298","full_name":"CZF-H/ZACLib","owner":"CZF-H","description":"Aho-Corasick C++","archived":false,"fork":false,"pushed_at":"2026-02-27T06:37:57.000Z","size":100,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"master","last_synced_at":"2026-02-27T20:48:26.282Z","etag":null,"topics":["aho-corasick","apache2","cpp","cpp11-lib","string-matching"],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"apache-2.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/CZF-H.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2026-02-24T04:30:47.000Z","updated_at":"2026-02-27T06:38:01.000Z","dependencies_parsed_at":"2026-02-26T16:00:48.046Z","dependency_job_id":"eba034c2-fd00-4a60-8be3-4a29e0e00c8d","html_url":"https://github.com/CZF-H/ZACLib","commit_stats":null,"previous_names":["czf-h/zaclib"],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/CZF-H/ZACLib","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/CZF-H%2FZACLib","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/CZF-H%2FZACLib/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/CZF-H%2FZACLib/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/CZF-H%2FZACLib/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/CZF-H","download_url":"https://codeload.github.com/CZF-H/ZACLib/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/CZF-H%2FZACLib/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":29946463,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-02-28T17:57:52.716Z","status":"ssl_error","status_checked_at":"2026-02-28T17:57:31.974Z","response_time":90,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["aho-corasick","apache2","cpp","cpp11-lib","string-matching"],"created_at":"2026-02-25T15:00:31.838Z","updated_at":"2026-02-28T18:00:30.808Z","avatar_url":"https://github.com/CZF-H.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# ZACLib\n\n**ZACLib** 是一个用 C++ 实现的 **跨平台 Aho-Corasick 自动机** 库，用于高效的字符串查找、匹配和替换。适用于多模式匹配场景，例如文本过滤、关键词替换等。\n\n---\n\n![C++](https://img.shields.io/badge/language-C++-blue)\n![C++](https://img.shields.io/badge/C++-C++11%2B-brightgreen)\n![License](https://img.shields.io/badge/license-Apache%202.0-orange)\n\n## 功能模块\n\n### 1. Replace\n\n实现字符串替换功能：\n\n- **AddRule(from, to)**: 添加替换规则，把 `from` 替换为 `to`  \n- **AddReplaceRule(from, to)**: 等同于 `AddRule`  \n- **AddRemoveRule(from)**: 删除匹配的字符串  \n- **Build()**: 构建自动机  \n- **Do(input)**: 执行替换操作，返回替换后的字符串  \n\n示例代码:\n\n```cpp\n#include \u003ciostream\u003e\n#include \"ZACLib.hpp\"\n\nint main() {\n    ZACLib::Replace replacer;\n\n    // 添加替换规则\n    replacer.AddReplaceRule(\"abc\", \"123\");\n    replacer.AddReplaceRule(\"hello\", \"hi\");\n    replacer.AddReplaceRule(\"world\", \"earth\");\n\n    // 构建自动机\n    replacer.Build();\n\n    // 输入文本\n    std::string text = \"abc hello abc world!\";\n    std::cout \u003c\u003c \"原文本: \" \u003c\u003c text \u003c\u003c std::endl;\n\n    // 执行替换\n    std::string result = replacer.Do(text);\n    std::cout \u003c\u003c \"替换后: \" \u003c\u003c result \u003c\u003c std::endl;\n\n    return 0;\n}\n```\n\n### 2. Search\n\n实现字符串匹配功能，返回匹配的位置和长度：\n\n- **AddRule(from)**: 添加匹配规则  \n- **Build()**: 构建自动机  \n- **Do(input)**: 返回匹配结果 `std::vector\u003cMatch\u003e`  \n\n`Match` 结构体:\n\n```cpp\nstruct Match {\n    size_t pos;       // 匹配起始位置\n    size_t len;       // 匹配长度\n    size_t output_id; // 输出对应规则索引\n};\n```\n\n示例代码:\n\n```cpp\n#include \"ZACLib.hpp\"\n#include \u003ciostream\u003e\n\nint main() {\n    ZACLib::Search searcher;\n\n    // 添加匹配规则\n    searcher.AddRule(\"abc\");\n    searcher.AddRule(\"hello\");\n\n    // 构建自动机\n    searcher.Build();\n\n    std::string text = \"abc hello abc world!\";\n    auto matches = searcher.Do(text);\n\n    std::cout \u003c\u003c \"匹配结果:\" \u003c\u003c std::endl;\n    for (const auto \u0026m : matches) {\n        std::cout \u003c\u003c \"位置: \" \u003c\u003c m.pos\n                  \u003c\u003c \", 长度: \" \u003c\u003c m.len\n                  \u003c\u003c \", 输出ID: \" \u003c\u003c m.output_id\n                  \u003c\u003c \", 文本: \" \u003c\u003c text.substr(m.pos, m.len)\n                  \u003c\u003c std::endl;\n    }\n\n    return 0;\n}\n```\n\n### 3. Has\n\n实现字符串是否包含功能（快速判断是否存在匹配）：\n\n- **AddRule(from)**: 添加匹配规则  \n- **Build()**: 构建自动机  \n- **Do(input)**: 返回 `true` / `false`  \n\n示例代码:\n\n```cpp\n#include \"ZACLib.hpp\"\n#include \u003ciostream\u003e\n\nint main() {\n    ZACLib::Has haser;\n\n    // 添加匹配规则\n    haser.AddRule(\"abc\");\n    haser.AddRule(\"hello\");\n\n    // 构建自动机\n    haser.Build();\n\n    std::string text = \"xyz abc world!\";\n    bool exists = haser.Do(text);\n\n    std::cout \u003c\u003c \"是否存在匹配: \" \u003c\u003c (exists ? \"是\" : \"否\") \u003c\u003c std::endl;\n\n    return 0;\n}\n```\n\n---\n\n## 特点\n\n- 使用 **Aho-Corasick 算法**，支持多模式匹配  \n- 高效构建自动机，支持快速查找和替换  \n- 轻量级 C++ 实现，无额外依赖  \n- 支持 ASCII 256 字符集  \n\n---\n\n## 构建\n\n使用 CMake 构建：\n\n```bash\nmkdir build\ncd build\ncmake ..\ncmake --build .\n```\n\n## 注意事项\n\n- `ZAC_SV` 是自定义的轻量字符串类型，在C++17后为std::string_view，需要注意view视图的生命周期\n- 建议在添加完所有规则后调用 `Build()` 构建自动机，避免卡顿\n- 匹配规则和替换规则尽量避免重复，以免覆盖错误\n- 对于大文本或大量规则，注意内存占用和性能开销\n- Replace 模块在替换时会覆盖最长匹配，避免意外覆盖短匹配\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fczf-h%2Fzaclib","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fczf-h%2Fzaclib","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fczf-h%2Fzaclib/lists"}