拿掉 build files

node_modules/core-js/fn/set/from.js

@@ -1,8 +0,0 @@
-'use strict';
-require('../../modules/es6.set');
-require('../../modules/es7.set.from');
-var $Set = require('../../modules/_core').Set;
-var $from = $Set.from;
-module.exports = function from(source, mapFn, thisArg) {
-  return $from.call(typeof this === 'function' ? this : $Set, source, mapFn, thisArg);
-};

node_modules/core-js/fn/set/index.js

@@ -1,8 +0,0 @@
-require('../../modules/es6.object.to-string');
-require('../../modules/es6.string.iterator');
-require('../../modules/web.dom.iterable');
-require('../../modules/es6.set');
-require('../../modules/es7.set.to-json');
-require('../../modules/es7.set.of');
-require('../../modules/es7.set.from');
-module.exports = require('../../modules/_core').Set;

node_modules/core-js/fn/set/of.js

@@ -1,8 +0,0 @@
-'use strict';
-require('../../modules/es6.set');
-require('../../modules/es7.set.of');
-var $Set = require('../../modules/_core').Set;
-var $of = $Set.of;
-module.exports = function of() {
-  return $of.apply(typeof this === 'function' ? this : $Set, arguments);
-};