logginghandler/vendor/github.com/tdakkota/asciicheck/ascii.go

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package asciicheck
import "unicode"
func isASCII(s string) (rune, bool) {
if len(s) == 1 {
return []rune(s)[0], s[0] <= unicode.MaxASCII
}
r := []rune(s)
for i := 0; i < len(s); i++ {
if r[i] > unicode.MaxASCII {
return r[i], false
}
}
return 0, true
}