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Support older Go

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This commit is contained in:
Kovid Goyal 2022-08-17 08:50:14 +05:30
parent 33e16df586
commit 15ffd8e6d8
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 9 additions and 1 deletions
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10
tools/cmd/at/main.go
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@ -26,6 +26,14 @@ type GlobalOptions struct {
var global_options GlobalOptions
func cut(a string, sep string) (string, string, bool) {
idx := strings.Index(a, sep)
if idx < 0 {
return "", "", false
}
return a[:idx], a[idx+len(sep):], true
}
func get_pubkey(encoded_key string) (encryption_version string, pubkey []byte, err error) {
if encoded_key == "" {
encoded_key = os.Getenv("KITTY_PUBLIC_KEY")
@ -34,7 +42,7 @@ func get_pubkey(encoded_key string) (encryption_version string, pubkey []byte, e
return
}
}
encryption_version, encoded_key, found := strings.Cut(encoded_key, ":")
encryption_version, encoded_key, found := cut(encoded_key, ":")
if !found {
err = fmt.Errorf("KITTY_PUBLIC_KEY environment variable does not have a : in it")
return