code: func Wrap(str string, wrapLength int) string {
  	return WrapCustom(str, wrapLength, "", false)
  }
docs: /*
  Wrap wraps a single line of text, identifying words by ' '.
  New lines will be separated by '\n'. Very long words, such as URLs will not be wrapped.
  Leading spaces on a new line are stripped. Trailing spaces are not stripped.
  
  Parameters:
      str - the string to be word wrapped
      wrapLength - the column (a column can fit only one character) to wrap the words at, less than 1 is treated as 1
  
  Returns:
      a line with newlines inserted
  */