类：MemoryProvider

🌐 Class: MemoryProvider

默认的内存提供程序。在 Map 支持的树结构中存储文件、目录和符号链接，支持符号链接（supportsSymlinks === true），并支持监视（supportsWatch === true）。

🌐 The default in-memory provider. Stores files, directories, and symbolic links in a Map-backed tree, supports symlinks (supportsSymlinks === true), and supports watching (supportsWatch === true).