diff options
Diffstat (limited to 'node_modules/core-js/modules/es.array.find-index.js')
| -rw-r--r-- | node_modules/core-js/modules/es.array.find-index.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es.array.find-index.js b/node_modules/core-js/modules/es.array.find-index.js new file mode 100644 index 0000000..56c0b68 --- /dev/null +++ b/node_modules/core-js/modules/es.array.find-index.js @@ -0,0 +1,24 @@ +'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); |
