1  var arrayEach = require('./_arrayEach'),
 2      arrayIncludes = require('./_arrayIncludes');
 3  
 4  /** Used to compose bitmasks for function metadata. */
 5  var WRAP_BIND_FLAG = 1,
 6      WRAP_BIND_KEY_FLAG = 2,
 7      WRAP_CURRY_FLAG = 8,
 8      WRAP_CURRY_RIGHT_FLAG = 16,
 9      WRAP_PARTIAL_FLAG = 32,
10      WRAP_PARTIAL_RIGHT_FLAG = 64,
11      WRAP_ARY_FLAG = 128,
12      WRAP_REARG_FLAG = 256,
13      WRAP_FLIP_FLAG = 512;
14  
15  /** Used to associate wrap methods with their bit flags. */
16  var wrapFlags = [
17    ['ary', WRAP_ARY_FLAG],
18    ['bind', WRAP_BIND_FLAG],
19    ['bindKey', WRAP_BIND_KEY_FLAG],
20    ['curry', WRAP_CURRY_FLAG],
21    ['curryRight', WRAP_CURRY_RIGHT_FLAG],
22    ['flip', WRAP_FLIP_FLAG],
23    ['partial', WRAP_PARTIAL_FLAG],
24    ['partialRight', WRAP_PARTIAL_RIGHT_FLAG],
25    ['rearg', WRAP_REARG_FLAG]
26  ];
27  
28  /**
29   * Updates wrapper `details` based on `bitmask` flags.
30   *
31   * @private
32   * @returns {Array} details The details to modify.
33   * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
34   * @returns {Array} Returns `details`.
35   */
36  function updateWrapDetails(details, bitmask) {
37    arrayEach(wrapFlags, function(pair) {
38      var value = '_.' + pair[0];
39      if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {
40        details.push(value);
41      }
42    });
43    return details.sort();
44  }
45  
46  module.exports = updateWrapDetails;