-use constant KNOWN_COMPRESSION_FORMATS => ( 'gz', 'lzo', 'zst');
-use constant COMPRESSOR_RE => join( '|', KNOWN_COMPRESSION_FORMATS);
+use constant KNOWN_COMPRESSION_FORMATS => ('gz', 'lzo', 'zst');
+use constant COMPRESSOR_RE => join('|', KNOWN_COMPRESSION_FORMATS);