настройка webpack

node_modules/@babel/preset-env/lib/utils.js

@@ -0,0 +1,90 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.getType = getType;
+exports.intersection = intersection;
+exports.filterStageFromList = filterStageFromList;
+exports.getImportSource = getImportSource;
+exports.getRequireSource = getRequireSource;
+exports.isPolyfillSource = isPolyfillSource;
+exports.getModulePath = getModulePath;
+exports.createImport = createImport;
+exports.isNamespaced = isNamespaced;
+exports.has = void 0;
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+var _helperModuleImports = require("@babel/helper-module-imports");
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+const has = Object.hasOwnProperty.call.bind(Object.hasOwnProperty);
+exports.has = has;
+
+function getType(target) {
+  return Object.prototype.toString.call(target).slice(8, -1).toLowerCase();
+}
+
+function intersection(first, second, third) {
+  const result = new Set();
+
+  for (const el of first) {
+    if (second.has(el) && third.has(el)) result.add(el);
+  }
+
+  return result;
+}
+
+function filterStageFromList(list, stageList) {
+  return Object.keys(list).reduce((result, item) => {
+    if (!stageList.has(item)) {
+      result[item] = list[item];
+    }
+
+    return result;
+  }, {});
+}
+
+function getImportSource({
+  node
+}) {
+  if (node.specifiers.length === 0) return node.source.value;
+}
+
+function getRequireSource({
+  node
+}) {
+  if (!t.isExpressionStatement(node)) return;
+  const {
+    expression
+  } = node;
+  const isRequire = t.isCallExpression(expression) && t.isIdentifier(expression.callee) && expression.callee.name === "require" && expression.arguments.length === 1 && t.isStringLiteral(expression.arguments[0]);
+  if (isRequire) return expression.arguments[0].value;
+}
+
+function isPolyfillSource(source) {
+  return source === "@babel/polyfill" || source === "core-js";
+}
+
+const modulePathMap = {
+  "regenerator-runtime": "regenerator-runtime/runtime"
+};
+
+function getModulePath(mod) {
+  return modulePathMap[mod] || `core-js/modules/${mod}`;
+}
+
+function createImport(path, mod) {
+  return (0, _helperModuleImports.addSideEffect)(path, getModulePath(mod));
+}
+
+function isNamespaced(path) {
+  if (!path.node) return false;
+  const binding = path.scope.getBinding(path.node.name);
+  if (!binding) return false;
+  return binding.path.isImportNamespaceSpecifier();
+}