xml-lite/spec/left-pad.js

'use strict';
/**
 * left-pad module
 * @module left-pad
 * @see module:index
 */
module.exports = (str, total, spacer) => {
  spacer = spacer || ' ';
  let result = str.toString();
  while (result.length < total) {
    result = spacer + result;
  }
  return result;
};