danhixon

extension String {
	/// Truncates the string to length number of characters and
	/// doesn't truncate within a word.
	/// appends optional trailing string if longer
		func truncate(_ length: Int, wordSeparator: String = " ", trailing: String = "…") -> String {
		// only truncate if needed
		if self.characters.count > length {
			// count the trailing characters first
			var cumulativeCharacters = trailing.characters.count