# Functions
Compute computes a Metadata from a given file path.
NewNoopCache returns a cache that doesn't cache (evaluates on every Get).
NewSingleFlightCache returns a singleton-backed in-memory cache, with no validation.
ResetGlobalCache clears the cache globally.
# Variables
XattrAccess is the object to control access of XattrDigestName.
XattrDigestName is the xattr name for the object digest.
# Structs
FileError is the error returned by the Compute function.
Metadata contains details for a particular file.
SymlinkMetadata contains details if the given path is a symlink.
# Interfaces
Cache is a cache for file contents->Metadata.