whole_func_string: function indent(str, depth) {
    return str.split(_os.EOL).filter(function (line) {
      return line;
    }).map(function (line) {
      return (0, _lodash.repeat)(SPACE, depth) + line;
    }).join(_os.EOL);
  }
func_code_string: function indent(str, depth) {
    return str.split(_os.EOL).filter(function (line) {
      return line;
    }).map(function (line) {
      return (0, _lodash.repeat)(SPACE, depth) + line;
    }).join(_os.EOL);
  }
func_documentation_string: /*
  Indents a string with number of characters
  
  @param {string} str
  @param {integer} depth - can be negative also
  
  @returns {string}