Sha256: 10aaae13348dd5565607c5b1de5cbb70adafaa91d1c5fd99d0980ff337234612
Contents?: true
Size: 944 Bytes
Versions: 13
Compression:
Stored size: 944 Bytes
Contents
'use strict';
var $ = require('../internals/export');
var $findIndex = require('../internals/array-iteration').findIndex;
var addToUnscopables = require('../internals/add-to-unscopables');
var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
var FIND_INDEX = 'findIndex';
var SKIPS_HOLES = true;
var USES_TO_LENGTH = arrayMethodUsesToLength(FIND_INDEX);
// Shouldn't skip holes
if (FIND_INDEX in []) Array(1)[FIND_INDEX](function () { SKIPS_HOLES = false; });
// `Array.prototype.findIndex` method
// https://tc39.github.io/ecma262/#sec-array.prototype.findindex
$({ target: 'Array', proto: true, forced: SKIPS_HOLES || !USES_TO_LENGTH }, {
findIndex: function findIndex(callbackfn /* , that = undefined */) {
return $findIndex(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
}
});
// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
addToUnscopables(FIND_INDEX);
Version data entries
13 entries across 13 versions & 4 rubygems