Function escaper

static/bootstrap-select-1.13.18/js/bootstrap-select.js:562–564

(match)

  // Functions for escaping and unescaping strings to/from HTML interpolation.
  var createEscaper = function (map) {
    var escaper = function (match) {
      return map[match];
    };
    // Regexes for identifying a key that needs to be escaped.
    var source = '(?:' + Object.keys(map).join('|') + ')';
    var testRegexp = RegExp(source);