getRelativePathFromPackageUri function
Returns the relative path from a package URI.
e.g. package:foo/src/bar.dart -> lib/src/bar.dart
Implementation
String getRelativePathFromPackageUri(Uri uri) {
final packageUri = uri.toString();
final parts = packageUri.split('/');
// TODO This is a quite naive implementation.
final relativePath = [
'lib',
...parts.skip(1),
].join('/');
return relativePath;
}