github.com/graybobo/golang.org-package-offline-cache@v0.0.0-20200626051047-6608995c132f/x/talks/2014/readability/in-band-error-client.go (about)

     1  // +build OMIT
     2  
     3  package client // OMIT
     4  
     5  func proc(it Iterator) (ret time.Duration) {
     6  	d := it.DurationAt()
     7  	if d == duration.Unterminated { // HL
     8  		ret = -1
     9  	} else {
    10  		ret = d
    11  	}
    12  	// some code
    13  }