save(line)
					record = true
				} else {
					skip = true
				}
			}
		}
	}

	return ret, nil
}

const helpUsage = `

At least one argument is required to run this tool.

EXAMPLE:
     ./pprofgoparser --time 50m --margin 1m /path/to/*-goroutines-before,debug=2.txt
`

func main() {
	flag.Parse()

	if len(flag.Args()) == 0 {
		log.Fatal(helpUsage)
	}