Morse Decoder - capitalized first letter

Language Help Swift
1

code example with the solution of the third additional task in Morse Decoder

var counter: Int = 1
var decodedMessageCapital = “”
for char in decodedMessage {
if char == “.” {
counter = 0
decodedMessageCapital.append(char)
continue
}
if counter == 1 {
decodedMessageCapital.append(char.uppercased())
} else {
decodedMessageCapital.append(char)
}
counter += 1
}
print(decodedMessageCapital)