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authorJoel Kronqvist <joel.h.kronqvist@gmail.com>2022-03-05 19:02:27 +0200
committerJoel Kronqvist <joel.h.kronqvist@gmail.com>2022-03-05 19:02:27 +0200
commit5d309ff52cd399a6b71968a6b9a70c8ac0b98981 (patch)
tree360f7eb50f956e2367ef38fa1fc6ac7ac5258042 /node_modules/babel-plugin-jest-hoist/build/index.js
parentb500a50f1b97d93c98b36ed9a980f8188d648147 (diff)
downloadLYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.tar.gz
LYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.zip
Added node_modules for the updating to work properly.
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+'use strict';
+
+Object.defineProperty(exports, '__esModule', {
+ value: true
+});
+exports.default = jestHoist;
+
+function _template() {
+ const data = require('@babel/template');
+
+ _template = function () {
+ return data;
+ };
+
+ return data;
+}
+
+function _types() {
+ const data = require('@babel/types');
+
+ _types = function () {
+ return data;
+ };
+
+ return data;
+}
+
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ */
+const JEST_GLOBAL_NAME = 'jest';
+const JEST_GLOBALS_MODULE_NAME = '@jest/globals';
+const JEST_GLOBALS_MODULE_JEST_EXPORT_NAME = 'jest';
+const hoistedVariables = new WeakSet(); // We allow `jest`, `expect`, `require`, all default Node.js globals and all
+// ES2015 built-ins to be used inside of a `jest.mock` factory.
+// We also allow variables prefixed with `mock` as an escape-hatch.
+
+const ALLOWED_IDENTIFIERS = new Set(
+ [
+ 'Array',
+ 'ArrayBuffer',
+ 'Boolean',
+ 'BigInt',
+ 'DataView',
+ 'Date',
+ 'Error',
+ 'EvalError',
+ 'Float32Array',
+ 'Float64Array',
+ 'Function',
+ 'Generator',
+ 'GeneratorFunction',
+ 'Infinity',
+ 'Int16Array',
+ 'Int32Array',
+ 'Int8Array',
+ 'InternalError',
+ 'Intl',
+ 'JSON',
+ 'Map',
+ 'Math',
+ 'NaN',
+ 'Number',
+ 'Object',
+ 'Promise',
+ 'Proxy',
+ 'RangeError',
+ 'ReferenceError',
+ 'Reflect',
+ 'RegExp',
+ 'Set',
+ 'String',
+ 'Symbol',
+ 'SyntaxError',
+ 'TypeError',
+ 'URIError',
+ 'Uint16Array',
+ 'Uint32Array',
+ 'Uint8Array',
+ 'Uint8ClampedArray',
+ 'WeakMap',
+ 'WeakSet',
+ 'arguments',
+ 'console',
+ 'expect',
+ 'isNaN',
+ 'jest',
+ 'parseFloat',
+ 'parseInt',
+ 'exports',
+ 'require',
+ 'module',
+ '__filename',
+ '__dirname',
+ 'undefined',
+ ...Object.getOwnPropertyNames(global)
+ ].sort()
+);
+const IDVisitor = {
+ ReferencedIdentifier(path, {ids}) {
+ ids.add(path);
+ },
+
+ blacklist: ['TypeAnnotation', 'TSTypeAnnotation', 'TSTypeReference']
+};
+const FUNCTIONS = Object.create(null);
+
+FUNCTIONS.mock = args => {
+ if (args.length === 1) {
+ return args[0].isStringLiteral() || args[0].isLiteral();
+ } else if (args.length === 2 || args.length === 3) {
+ const moduleFactory = args[1];
+
+ if (!moduleFactory.isFunction()) {
+ throw moduleFactory.buildCodeFrameError(
+ 'The second argument of `jest.mock` must be an inline function.\n',
+ TypeError
+ );
+ }
+
+ const ids = new Set();
+ const parentScope = moduleFactory.parentPath.scope; // @ts-expect-error: ReferencedIdentifier and blacklist are not known on visitors
+
+ moduleFactory.traverse(IDVisitor, {
+ ids
+ });
+
+ for (const id of ids) {
+ const {name} = id.node;
+ let found = false;
+ let scope = id.scope;
+
+ while (scope !== parentScope) {
+ if (scope.bindings[name]) {
+ found = true;
+ break;
+ }
+
+ scope = scope.parent;
+ }
+
+ if (!found) {
+ let isAllowedIdentifier =
+ (scope.hasGlobal(name) && ALLOWED_IDENTIFIERS.has(name)) ||
+ /^mock/i.test(name) || // Allow istanbul's coverage variable to pass.
+ /^(?:__)?cov/.test(name);
+
+ if (!isAllowedIdentifier) {
+ const binding = scope.bindings[name];
+
+ if (
+ binding !== null &&
+ binding !== void 0 &&
+ binding.path.isVariableDeclarator()
+ ) {
+ const {node} = binding.path;
+ const initNode = node.init;
+
+ if (initNode && binding.constant && scope.isPure(initNode, true)) {
+ hoistedVariables.add(node);
+ isAllowedIdentifier = true;
+ }
+ }
+ }
+
+ if (!isAllowedIdentifier) {
+ throw id.buildCodeFrameError(
+ 'The module factory of `jest.mock()` is not allowed to ' +
+ 'reference any out-of-scope variables.\n' +
+ 'Invalid variable access: ' +
+ name +
+ '\n' +
+ 'Allowed objects: ' +
+ Array.from(ALLOWED_IDENTIFIERS).join(', ') +
+ '.\n' +
+ 'Note: This is a precaution to guard against uninitialized mock ' +
+ 'variables. If it is ensured that the mock is required lazily, ' +
+ 'variable names prefixed with `mock` (case insensitive) are permitted.\n',
+ ReferenceError
+ );
+ }
+ }
+ }
+
+ return true;
+ }
+
+ return false;
+};
+
+FUNCTIONS.unmock = args => args.length === 1 && args[0].isStringLiteral();
+
+FUNCTIONS.deepUnmock = args => args.length === 1 && args[0].isStringLiteral();
+
+FUNCTIONS.disableAutomock = FUNCTIONS.enableAutomock = args =>
+ args.length === 0;
+
+const createJestObjectGetter = (0, _template().statement)`
+function GETTER_NAME() {
+ const { JEST_GLOBALS_MODULE_JEST_EXPORT_NAME } = require("JEST_GLOBALS_MODULE_NAME");
+ GETTER_NAME = () => JEST_GLOBALS_MODULE_JEST_EXPORT_NAME;
+ return JEST_GLOBALS_MODULE_JEST_EXPORT_NAME;
+}
+`;
+
+const isJestObject = expression => {
+ // global
+ if (
+ expression.isIdentifier() &&
+ expression.node.name === JEST_GLOBAL_NAME &&
+ !expression.scope.hasBinding(JEST_GLOBAL_NAME)
+ ) {
+ return true;
+ } // import { jest } from '@jest/globals'
+
+ if (
+ expression.referencesImport(
+ JEST_GLOBALS_MODULE_NAME,
+ JEST_GLOBALS_MODULE_JEST_EXPORT_NAME
+ )
+ ) {
+ return true;
+ } // import * as JestGlobals from '@jest/globals'
+
+ if (
+ expression.isMemberExpression() &&
+ !expression.node.computed &&
+ expression.get('object').referencesImport(JEST_GLOBALS_MODULE_NAME, '*') &&
+ expression.node.property.type === 'Identifier' &&
+ expression.node.property.name === JEST_GLOBALS_MODULE_JEST_EXPORT_NAME
+ ) {
+ return true;
+ }
+
+ return false;
+};
+
+const extractJestObjExprIfHoistable = expr => {
+ var _FUNCTIONS$propertyNa;
+
+ if (!expr.isCallExpression()) {
+ return null;
+ }
+
+ const callee = expr.get('callee');
+ const args = expr.get('arguments');
+
+ if (!callee.isMemberExpression() || callee.node.computed) {
+ return null;
+ }
+
+ const object = callee.get('object');
+ const property = callee.get('property');
+ const propertyName = property.node.name;
+ const jestObjExpr = isJestObject(object)
+ ? object // The Jest object could be returned from another call since the functions are all chainable.
+ : extractJestObjExprIfHoistable(object);
+
+ if (!jestObjExpr) {
+ return null;
+ } // Important: Call the function check last
+ // It might throw an error to display to the user,
+ // which should only happen if we're already sure it's a call on the Jest object.
+
+ const functionLooksHoistable =
+ (_FUNCTIONS$propertyNa = FUNCTIONS[propertyName]) === null ||
+ _FUNCTIONS$propertyNa === void 0
+ ? void 0
+ : _FUNCTIONS$propertyNa.call(FUNCTIONS, args);
+ return functionLooksHoistable ? jestObjExpr : null;
+};
+/* eslint-disable sort-keys */
+
+function jestHoist() {
+ return {
+ pre({path: program}) {
+ this.declareJestObjGetterIdentifier = () => {
+ if (this.jestObjGetterIdentifier) {
+ return this.jestObjGetterIdentifier;
+ }
+
+ this.jestObjGetterIdentifier =
+ program.scope.generateUidIdentifier('getJestObj');
+ program.unshiftContainer('body', [
+ createJestObjectGetter({
+ GETTER_NAME: this.jestObjGetterIdentifier.name,
+ JEST_GLOBALS_MODULE_JEST_EXPORT_NAME,
+ JEST_GLOBALS_MODULE_NAME
+ })
+ ]);
+ return this.jestObjGetterIdentifier;
+ };
+ },
+
+ visitor: {
+ ExpressionStatement(exprStmt) {
+ const jestObjExpr = extractJestObjExprIfHoistable(
+ exprStmt.get('expression')
+ );
+
+ if (jestObjExpr) {
+ jestObjExpr.replaceWith(
+ (0, _types().callExpression)(
+ this.declareJestObjGetterIdentifier(),
+ []
+ )
+ );
+ }
+ }
+ },
+
+ // in `post` to make sure we come after an import transform and can unshift above the `require`s
+ post({path: program}) {
+ const self = this;
+ visitBlock(program);
+ program.traverse({
+ BlockStatement: visitBlock
+ });
+
+ function visitBlock(block) {
+ // use a temporary empty statement instead of the real first statement, which may itself be hoisted
+ const [varsHoistPoint, callsHoistPoint] = block.unshiftContainer(
+ 'body',
+ [(0, _types().emptyStatement)(), (0, _types().emptyStatement)()]
+ );
+ block.traverse({
+ CallExpression: visitCallExpr,
+ VariableDeclarator: visitVariableDeclarator,
+ // do not traverse into nested blocks, or we'll hoist calls in there out to this block
+ blacklist: ['BlockStatement']
+ });
+ callsHoistPoint.remove();
+ varsHoistPoint.remove();
+
+ function visitCallExpr(callExpr) {
+ var _self$jestObjGetterId;
+
+ const {
+ node: {callee}
+ } = callExpr;
+
+ if (
+ (0, _types().isIdentifier)(callee) &&
+ callee.name ===
+ ((_self$jestObjGetterId = self.jestObjGetterIdentifier) ===
+ null || _self$jestObjGetterId === void 0
+ ? void 0
+ : _self$jestObjGetterId.name)
+ ) {
+ const mockStmt = callExpr.getStatementParent();
+
+ if (mockStmt) {
+ const mockStmtParent = mockStmt.parentPath;
+
+ if (mockStmtParent.isBlock()) {
+ const mockStmtNode = mockStmt.node;
+ mockStmt.remove();
+ callsHoistPoint.insertBefore(mockStmtNode);
+ }
+ }
+ }
+ }
+
+ function visitVariableDeclarator(varDecl) {
+ if (hoistedVariables.has(varDecl.node)) {
+ // should be assert function, but it's not. So let's cast below
+ varDecl.parentPath.assertVariableDeclaration();
+ const {kind, declarations} = varDecl.parent;
+
+ if (declarations.length === 1) {
+ varDecl.parentPath.remove();
+ } else {
+ varDecl.remove();
+ }
+
+ varsHoistPoint.insertBefore(
+ (0, _types().variableDeclaration)(kind, [varDecl.node])
+ );
+ }
+ }
+ }
+ }
+ };
+}
+/* eslint-enable */