CreateNewFileUnderCurrentDirectory create a new file under the current directory and fails if the file already exists.

CreateNewFileUnderDirectory create a new file under the current directory and fails if the file already exists.

IsPresubmitTests returns true if running in pre-submit tests.

MarshalToBytes marshals to a byte array.

MarshalToString marshals to a string.

PathIsUnderCurrentDirectory checks whether the `path` is under the current working directory.

PathIsUnderDirectory checks to see if path is under the absolute directory specified.

SafeReadFile checks for directory traversal before reading the given file.

UnmarshalList unmarshals a string into a list of strings.

VerifyAttestationPath verifies that the path of an attestation is valid.

ErrInternal indicates an internal error.

ErrInvalidPath indicates an invalid path.