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Show usage on getopt.Getopts error

This commit is contained in:
Asger Hautop Drewsen 2019-07-16 12:09:25 +02:00 committed by Drew DeVault
parent 41390bc3e1
commit d43684cd90
1 changed files with 7 additions and 2 deletions
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9
aerc.go
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@ -92,11 +92,16 @@ var (
Version string Version string
) )
func usage() {
log.Fatal("Usage: aerc [-v]")
}
func main() { func main() {
// TODO: Support starting with mailto links, ad-hoc accounts, etc // TODO: Support starting with mailto links, ad-hoc accounts, etc
opts, optind, err := getopt.Getopts(os.Args, "v") opts, optind, err := getopt.Getopts(os.Args, "v")
if err != nil { if err != nil {
panic(err) log.Print(err)
usage()
} }
for _, opt := range opts { for _, opt := range opts {
switch opt.Option { switch opt.Option {
@ -106,7 +111,7 @@ func main() {
} }
} }
if optind != len(os.Args) { if optind != len(os.Args) {
log.Fatal("Usage: aerc [-v]") usage()
} }
var ( var (