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fix: Check for missing arguments and exit gracefully

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Toerd@archlinux 2020-08-16 21:29:21 +02:00
parent f74ff68b76
commit 15736f91d9
1 changed files with 6 additions and 0 deletions
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6
main.go
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@ -34,6 +34,12 @@ Examples:
fmt.Fprintf(flag.CommandLine.Output(), helpMsg, exeName) fmt.Fprintf(flag.CommandLine.Output(), helpMsg, exeName)
} }
// Show help and exit if no arguments are provided
if len(os.Args) <= 1 {
flag.Usage()
os.Exit(1)
}
// Name, default val, help // Name, default val, help
m := flag.String("m", "get", "Method for the request.") m := flag.String("m", "get", "Method for the request.")