AK-21/Graphite-Industrial-Intelligence

1module.exports = function (opts) {2  var sep = opts ? opts.sep : '{}'3  var len = sep.length4 5  var whitespace = '\\s*'6  var left = escape(sep.substring(0, len / 2)) + whitespace7  var right = whitespace + escape(sep.substring(len / 2, len))8 9  return function (template, values) {10    Object.keys(values).forEach(function (key) {11      var value = String(values[key]).replace(/\$/g, '$$$$')12      template = template.replace(regExp(key), value)13    })14    return template15  }16 17  function escape (s) {18    return [].map.call(s, function (char) {19      return '\\' + char20    }).join('')21  }22 23  function regExp (key) {24    return new RegExp(left + key + right, 'g')25  }26}27