Struct CacheLayout 

pub struct CacheLayout { /* private fields */ }

On-disk layout for bv’s local cache.

Implementations

impl CacheLayout

pub fn new() -> Self

Resolve the cache root.

Priority:

1. BV_CACHE_DIR env var (used by tests and CI for isolation)
2. $XDG_CACHE_HOME/bv if XDG_CACHE_HOME is set
3. ~/.cache/bv (consistent across Linux and macOS)

pub fn with_root(root: PathBuf) -> Self

pub fn root(&self) -> &PathBuf

pub fn image_dir(&self, digest: &str) -> PathBuf

<root>/images/<digest>/ - metadata we track alongside runtime storage.

pub fn manifest_path(&self, tool_id: &str, version: &str) -> PathBuf

<root>/tools/<tool_id>/<version>/manifest.toml

pub fn index_dir(&self, index_name: &str) -> PathBuf

<root>/index/<index_name>/ - local clones of git registries.

pub fn data_dir(&self, dataset_id: &str, version: &str) -> PathBuf

<root>/data/<dataset_id>/<version>/

pub fn sif_dir(&self) -> PathBuf

<root>/sif/ - Apptainer SIF image cache.

pub fn tmp_dir(&self) -> PathBuf

<root>/tmp/ - staging area for atomic writes.

Trait Implementations

impl Default for CacheLayout

fn default() -> Self

Returns the “default value” for a type.