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rOACCT/node_modules/@babel/helper-define-polyfill-provider/lib/imports-cache.js
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imports-cache.js
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			"use strict";

			exports.__esModule = true;
			exports.default = void 0;

			var _babel = _interopRequireWildcard(require("@babel/core"));

			function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

			function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null \|\| typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && 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 {
			types: t
			} = _babel.default \|\| _babel;

			class ImportsCache {
			constructor(resolver) {
			this._imports = new WeakMap();
			this._anonymousImports = new WeakMap();
			this._lastImports = new WeakMap();
			this._resolver = resolver;
			}

			storeAnonymous(programPath, url, // eslint-disable-next-line no-undef
			getVal) {
			const key = this._normalizeKey(programPath, url);

			const imports = this._ensure(this._anonymousImports, programPath, Set);

			if (imports.has(key)) return;
			const node = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url)));
			imports.add(key);

			this._injectImport(programPath, node);
			}

			storeNamed(programPath, url, name, getVal) {
			const key = this._normalizeKey(programPath, url, name);

			const imports = this._ensure(this._imports, programPath, Map);

			if (!imports.has(key)) {
			const {
			node,
			name: id
			} = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url)), t.identifier(name));
			imports.set(key, id);

			this._injectImport(programPath, node);
			}

			return t.identifier(imports.get(key));
			}

			_injectImport(programPath, node) {
			const lastImport = this._lastImports.get(programPath);

			let newNodes;

			if (lastImport && lastImport.node && // Sometimes the AST is modified and the "last import"
			// we have has been replaced
			lastImport.parent === programPath.node && lastImport.container === programPath.node.body) {
			newNodes = lastImport.insertAfter(node);
			} else {
			newNodes = programPath.unshiftContainer("body", node);
			}

			const newNode = newNodes[newNodes.length - 1];

			this._lastImports.set(programPath, newNode);
			/*
			let lastImport;
			programPath.get("body").forEach(path => {
			if (path.isImportDeclaration()) lastImport = path;
			if (
			path.isExpressionStatement() &&
			isRequireCall(path.get("expression"))
			) {
			lastImport = path;
			}
			if (
			path.isVariableDeclaration() &&
			path.get("declarations").length === 1 &&
			(isRequireCall(path.get("declarations.0.init")) \|\|
			(path.get("declarations.0.init").isMemberExpression() &&
			isRequireCall(path.get("declarations.0.init.object"))))
			) {
			lastImport = path;
			}
			});*/

			}

			_ensure(map, programPath, Collection) {
			let collection = map.get(programPath);

			if (!collection) {
			collection = new Collection();
			map.set(programPath, collection);
			}

			return collection;
			}

			_normalizeKey(programPath, url, name = "") {
			const {
			sourceType
			} = programPath.node; // If we rely on the imported binding (the "name" parameter), we also need to cache
			// based on the sourceType. This is because the module transforms change the names
			// of the import variables.

			return `${name && sourceType}::${url}::${name}`;
			}

			}

			exports.default = ImportsCache;