diff options
Diffstat (limited to 'node_modules/core-js/modules/es.array.flat-map.js')
| -rw-r--r-- | node_modules/core-js/modules/es.array.flat-map.js | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es.array.flat-map.js b/node_modules/core-js/modules/es.array.flat-map.js new file mode 100644 index 0000000..5469bee --- /dev/null +++ b/node_modules/core-js/modules/es.array.flat-map.js @@ -0,0 +1,21 @@ +'use strict'; +var $ = require('../internals/export'); +var flattenIntoArray = require('../internals/flatten-into-array'); +var toObject = require('../internals/to-object'); +var toLength = require('../internals/to-length'); +var aFunction = require('../internals/a-function'); +var arraySpeciesCreate = require('../internals/array-species-create'); + +// `Array.prototype.flatMap` method +// https://github.com/tc39/proposal-flatMap +$({ target: 'Array', proto: true }, { + flatMap: function flatMap(callbackfn /* , thisArg */) { + var O = toObject(this); + var sourceLen = toLength(O.length); + var A; + aFunction(callbackfn); + A = arraySpeciesCreate(O, 0); + A.length = flattenIntoArray(A, O, O, sourceLen, 0, 1, callbackfn, arguments.length > 1 ? arguments[1] : undefined); + return A; + } +}); |
