1rsc.io/breaker v2.0.0+incompatible 2written by hand 3 4-- .mod -- 5module rsc.io/breaker 6-- .info -- 7{"Version":"v2.0.0+incompatible", "Name": "7307b307f4f0dde421900f8e5126fadac1e13aed", "Short": "7307b307f4f0"} 8-- breaker.go -- 9package breaker 10 11const XX = 2