pub fn strip_component(source: impl AsRef<Path>) -> Result<PathBuf, Error>Expand description
Extract the top-level directory from an unpacked archive.
The specification says:
A .tar.gz source distribution (sdist) contains a single top-level directory called
{name}-{version}(e.g. foo-1.0), containing the source files of the package.
This function returns the path to that top-level directory.