FileInfo holds generic file metadata for manifest and package.

FileNotInManifestError is returned by Validate methods when a file is documented in the manifest but is not in the package.

FileNotInPackageError is returned by Validate methods when a file is in the package in the manifest but is not documented in the manifest.

HashMissmatchError is returned by Validate methods when hashes missmatch.

MissingCopyrightInfoError is returned when a manifest has no copyright info for a file described.

MissingLicenseInfoError is returned when a manifest has no license info for a file described.

PackageInfo holds generic package metadata for manifest and package.

UnknownError is for errors unknown to the validator.

Error extents the error interface with ExitCode method.

Manifest the interface to be implemented by manifests.

Package the interface to be implemented by packages.