-

(Note: Since the input is a single hyphen, I'm returning the same character as the translation.)-

(Note: Since there's no text to translate, I'm returning the hyphen as is.)-

(Note: Since the input is just a dash (-), I'm returning the same dash as the translation.)-

(Note: Since the input is a single dash character, I'm returning the same character as the translation.)-'-

(Note: Since the input is a single dash character, I'm returning the same character as the translation.)-

(Note: Since there is no text to translate, I'm returning the original symbol.)-

(Note: Since there was no text provided, I'm returning a single dash as per your request)--

(Note: Since there is no text to translate, I'm returning the hyphen as is.)