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[7.0] Remove old code used for backwards compatibility (#5122)

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[7.0] Remove old code used for backwards compatibility in babel-polyfill

Fixes #5121
This commit is contained in:
Anderson Vasques 2017-01-20 01:32:16 -02:00 committed by Henry Zhu
parent d710e6dd5b
commit 81c3578adc
1 changed files with 0 additions and 20 deletions
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20
packages/babel-polyfill/src/index.js
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@ -7,23 +7,3 @@ global._babelPolyfill = true;
import "core-js/shim";
import "regenerator-runtime/runtime";
// Should be removed in the next major release:
import "core-js/fn/regexp/escape";
const DEFINE_PROPERTY = "defineProperty";
function define(O, key, value) {
O[key] || Object[DEFINE_PROPERTY](O, key, {
writable: true,
configurable: true,
value: value
});
}
define(String.prototype, "padLeft", "".padStart);
define(String.prototype, "padRight", "".padEnd);
"pop,reverse,shift,keys,values,entries,indexOf,every,some,forEach,map,filter,find,findIndex,includes,join,slice,concat,push,splice,unshift,sort,lastIndexOf,reduce,reduceRight,copyWithin,fill".split(",").forEach(function(key) {
[][key] && define(Array, key, Function.call.bind([][key]));
});