pub fn cache_dir() -> Option<PathBuf>
Expand description

Returns the path to the user’s cache directory.

The returned value depends on the operating system and is either a Some, containing a value from the following table, or a None.

PlatformValueExample
Linux$XDG_CACHE_HOME or $HOME/.cache/home/alice/.cache
macOS$HOME/Library/Caches/Users/Alice/Library/Caches
Windows{FOLDERID_LocalAppData}C:\Users\Alice\AppData\Local