* 写入文件 * @param {string} directory 目录名 * @param {string} filename 文件名 * @param {any} data 要写入的数据 * @returns {Promise<void>}

* Decode a MessagePack (notepack) buffer into a JS value. * @param {Buffer} buf * @returns {any}

* Minimal MessagePack encoder for tests — covers the subset the decoder needs * to round-trip: null, bool, ints, float64, str, array, map.

* Rehydrate an IFileData tuple. * * @param {any[]} doc * @param {object} [options] * @param {boolean} [options.inlineRefs=false] When true, Insta

* 从项目文件中自动提取 XXTEA 密钥。 * 覆盖 2.x（main.js）与 3.x（application.js / src/settings.json）布局。 * @param {string} sourcePath 源项目路径 * @returns {string|null} 密钥

* 复制文件 * @param {string} source 源文件路径 * @param {string} target 目标文件路径 * @returns {Promise<void>}

* 读取文件内容 * @param {string} filePath 文件路径 * @param {string} encoding 编码方式，默认为 utf-8 * @returns {Promise<string|Buffer>} 文件内容

* Decode a CCON buffer. * * Version 1 files carry a JSON body; version 2 files carry a notepack * (MessagePack) body. Both are returned fully decod

* 解密单个 JSC 文件数据。 * 返回 null 表示解密失败（密钥错误或数据损坏），调用方据此计入失败而非误报成功。 * @param {Buffer} data 文件数据 * @param {string} key 解密密钥 * @returns {Buffer|null} 解密后的

* Inspect any 3.x asset document and return a summary suitable for the * reverse pipeline. Handles both plain-object and tuple forms. * * @param {a

* Inflate a raw config.json per the same logic the runtime uses at load time. * * @param {object} raw Parsed config.json. * @param {string} bas

* 检测Cocos Creator项目版本并返回相应的文件路径 * @param {string} sourcePath 源项目路径 * @param {string} versionHint 版本提示 * @returns {Object} 包含版本信息和文件路径的对象

* Reconstruct the on-disk path for an import (asset JSON) file. * Mirrors `getUrlWithUuid` + `combine()` from url-transformer.ts + helper.ts. * * @

* Reconstruct the on-disk path for a native (raw) asset file. * * @param {BundleConfig} cfg * @param {string} uuid * @param {string} e

* 复制文件 * @param {string} src 源文件 * @param {string} dest 目标文件

* Cheap check: is this buffer a CCON file? * @param {Buffer} buf * @returns {boolean}

* Main entry point for 3.x projects. Invoked from reverseEngine when the * detector decides we're in 3.x territory. * * @param {object} options *

* 递归扫描目录中的所有 .jsc 文件 * @param {string} dirPath 目录路径 * @returns {string[]} .jsc 文件路径列表

* Convert a single [maskIdx, ...values] entry into a plain `{__type__, ...}` * object by combining its mask + class layout.

* 复制目录 * @param {string} src 源目录 * @param {string} dest 目标目录

* Extract class names from SharedClasses. * * Each entry is either: * - string: bare class name. * - [ctor, keys[], propTypeOffset, ...dataTyp

* 判断值是否为对象 * @param {any} item 要检查的值 * @returns {boolean} 如果是对象返回 true，否则返回 false

* 构建项目

* 清理目录 * @param {string} dir 要清理的目录

* IArrayData: [items[], ...dataTypesPerItem]. Items are walked and each is * reassigned through the type dispatcher.

* IDictData layout: [plainJsonObject, key, dataType, value, key, dataType, value, ...]. * The first element is the dict with simple-typed entries bak

* 解密项目中的所有 JSC 文件 * @param {string} sourcePath 源项目路径 * @param {string} outputDir 输出目录 * @param {string} key 解密密钥 * @returns {Promise<{decrypted: n

* 深度合并对象 * @param {Object} target 目标对象 * @param {Object} source 源对象 * @returns {Object} 合并后的对象

* Resolve the depend-uuid list. Each index in `DependUuidIndices` points into * `SharedUuids`. * * @param {any[]} doc * @returns {string[]}

* Decide whether this 3.x-style layout is actually a Cocos Creator 2.4 bundle * build (scenes use `.fire`, settings is `window._CCSettings`) or a tru

* Walk <buildRoot>/assets for subdirectories that contain a config.json. * Also checks <buildRoot>/subpackages for mini-game subpackages.

* Try to find a `_name` value for the root asset by scanning the first * instance's simple-values and cross-referencing SharedStrings. This is a * b

* Extract one asset section out of an IPackedFileData and splice it together * with the pack's shared header to form a standalone IFileData tuple. *

* Last-resort: scan native/<2>/ for any file whose basename matches `uuid`. * Returns { src, ext } or null.

* Is this the `IPackedFileData` variant (multi-document)? * Shape: { shared..., sections: [IFileData, ...] }

* Does a value look like the tuple-shaped 3.x IFileData? * @param {any} doc * @returns {boolean}

* 配置加载器

* 启发式判断缓冲区是否为文本（JavaScript 源码）。 * 正确解密的 .jsc 是 JS 源码；错误密钥产出的是高熵二进制乱码。 * @param {Buffer} buf * @returns {boolean}

* 解析设置文件 * @param {Buffer} settings 设置文件内容

* Recover user scripts from src/chunks (SystemJS) into assets/Scripts. * * 3.x ships TypeScript compiled to ES5. We preserve filenames where possibl

* 逆向工程主函数 * @param {Object} options 配置选项 * @param {string} options.sourcePath 源项目路径 * @param {string} options.outputPath 输出路径 * @param {boolean} o

* Determine the root class for an IFileData. By convention the first entry in * `SharedClasses` is the root asset's class. * * @param {any[]} doc