#![cfg(all( feature = "swc_ecma_transforms_compat", feature = "swc_ecma_transforms_module", feature = "swc_ecma_transforms_optimization", feature = "swc_ecma_transforms_proposal", ))] use swc_common::{chain, Mark}; use swc_ecma_parser::Syntax; use swc_ecma_transforms_base::resolver::resolver; use swc_ecma_transforms_compat::es2015::arrow; use swc_ecma_transforms_compat::es2015::block_scoping; use swc_ecma_transforms_compat::es2015::classes; use swc_ecma_transforms_compat::es2015::function_name; use swc_ecma_transforms_compat::es2015::shorthand; use swc_ecma_transforms_compat::es2020::class_properties; use swc_ecma_transforms_module::common_js::common_js; use swc_ecma_transforms_proposal::decorators; use swc_ecma_transforms_testing::test; use swc_ecma_visit::Fold; fn syntax() -> Syntax { Default::default() } fn tr() -> impl Fold { chain!(resolver(), function_name(), block_scoping()) } //macro_rules! identical { // ($name:ident, $src:literal) => { // test!(syntax(), |_| tr(), $name, $src, $src); // }; //} test!( syntax(), |_| tr(), basic, r#"var number = function (x) { return x; };"#, r#"var number = function number(x) { return x; };"# ); test!( syntax(), |_| tr(), assign, r#"number = function (x) { return x; };"#, r#"number = function number(x) { return x; };"# ); test!( syntax(), |_| tr(), let_complex, r#" let TestClass = { name: "John Doe", testMethodFailure() { return new Promise(async function(resolve) { console.log(this); setTimeout(resolve, 1000); }); } }; "#, r#" var TestClass = { name: "John Doe", testMethodFailure() { return new Promise(async function(resolve) { console.log(this); setTimeout(resolve, 1000); }); } } "# ); test!( syntax(), |_| tr(), class_simple, r#" var Foo = function() { var Foo = function () { _classCallCheck(this, Foo); }; _defineProperty(Foo, 'num', 0); return Foo; }(); expect(Foo.num).toBe(0); expect(Foo.num = 1).toBe(1); expect(Foo.name).toBe('Foo'); "#, r#" var Foo = function() { var Foo1 = function() { _classCallCheck(this, Foo1); }; _defineProperty(Foo1, 'num', 0); return Foo1; }(); expect(Foo.num).toBe(0); expect(Foo.num = 1).toBe(1); expect(Foo.name).toBe('Foo'); "# ); test!( syntax(), |_| tr(), issue_288_01, "var extendStatics = function (d, b) { extendStatics = Object.setPrototypeOf || { __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; } || function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; return extendStatics(d, b); };", "var extendStatics = function (d, b) { extendStatics = Object.setPrototypeOf || ({ __proto__: [] }) instanceof Array && function (d1, b1) { d1.__proto__ = b1; } || function (d1, b1) { for (var p in b1) if (b1.hasOwnProperty(p)) d1[p] = b1[p]; }; return extendStatics(d, b); };" ); //identical!( // issue_288_02, // "function components_Link_extends() { // components_Link_extends = Object.assign || function (target) { for (var // i = 1; i < \ arguments.length; i++) { var source = arguments[i]; for (var // key in source) { if \ (Object.prototype.hasOwnProperty.call(source, key)) // { target[key] = source[key]; } } } \ return target; }; // return components_Link_extends.apply(this, arguments); }" //); // issues_5004 test!( syntax(), |_| function_name(), issues_5004, r#" export const x = ({x}) => x; export const y = function () {}; "#, r#" export const x = ({ x }) => x; export const y = function y() {}; "# ); //// function_name_export_default_arrow_renaming_module_system //test!(syntax(),|_| tr("{ // "plugins": [ // function_name(), // shorthand(), // arrow(), // "transform-modules-systemjs" // ] //} //"), function_name_export_default_arrow_renaming_module_system, r#" //export default (a) => { // return { a() { return a } }; //} // //"#, r#" //System.register([], function (_export, _context) { // "use strict"; // // return { // setters: [], // execute: function () { // _export("default", function (_a) { // return { // a: function a() { // return _a; // } // }; // }); // } // }; //}); // //"#); //// function_name_export_default_arrow_renaming_2 //test!(syntax(),|_| tr("{ // "presets": ["env"] //} //"), function_name_export_default_arrow_renaming_2, r#" //export default () => ({ // x: ({x}) => {} //}) // //"#, r#" //"use strict"; // //Object.defineProperty(exports, "__esModule", { // value: true //}); //exports["default"] = void 0; // //var _default = function _default() { // return { // x: function x(_ref) { // var _x = _ref.x; // } // }; //}; // //exports["default"] = _default; // //"#); // function_name_with_arrow_functions_transform test!( ignore, syntax(), |_| chain!(arrow(), function_name()), function_name_with_arrow_functions_transform, r#" const x = () => x; const y = x => x(); const z = { z: () => y(x) }.z; "#, r#" const x = function x() { return x; }; const y = function y(x) { return x(); }; const z = { z: function z() { return y(x); } }.z; "# ); // function_name_modules_3 test!( syntax(), |t| chain!( resolver(), function_name(), classes(Some(t.comments.clone()),), decorators(decorators::Config { legacy: true, ..Default::default() }), common_js(Mark::fresh(Mark::root()), Default::default(), None) ), function_name_modules_3, r#" import {getForm} from "./store" export default class Login extends React.Component { getForm() { return getForm().toJS() } } "#, r#" "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _store = require("./store"); let Login = /*#__PURE__*/ function (_Component) { 'use strict'; _inherits(Login, _Component); function Login() { _classCallCheck(this, Login); return _possibleConstructorReturn(this, _getPrototypeOf(Login).apply(this, arguments)); } _createClass(Login, [{ key: "getForm", value: function getForm() { return (0, _store).getForm().toJS(); } }]); return Login; }(React.Component); exports.default = Login; "# ); // function_name_basic test!( syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_basic, r#" var g = function () { doSmth(); }; "#, r#" var g = function g() { doSmth(); }; "# ); // function_name_export_default_arrow_renaming test!( ignore, syntax(), |_| chain!( arrow(), shorthand(), function_name(), common_js(Mark::fresh(Mark::root()), Default::default(), None) ), function_name_export_default_arrow_renaming, r#" export default (a) => { return { a() { return a } }; } "#, r#" "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _default = function _default(_a) { return { a: function a() { return _a; } }; }; exports.default = _default; "# ); // issues_7199 test!( // Not important ignore, syntax(), |_| function_name(), issues_7199, r#" const x = { [null]: function () {}, [/regex/gi]: function () {}, [`y`]: function () {}, [`abc${y}def`]: function () {}, [0]: function () {}, [false]: function () {}, }; "#, r#" const x = { [null]: function _null() {}, [/regex/gi]: function _regex_gi() {}, [`y`]: function y() {}, [`abc${y}def`]: function abcdef() {}, [0]: function _() {}, [false]: function _false() {} }; "# ); //// function_name_export_default_arrow_renaming_3 //test!(syntax(),|_| tr("{ // "presets": ["env", "react"] //} //"), function_name_export_default_arrow_renaming_3, r#" //export default ({ onClick }) => ( //
onClick()} /> //) // // //"#, r#" //"use strict"; // //Object.defineProperty(exports, "__esModule", { // value: true //}); //exports["default"] = void 0; // //var _default = function _default(_ref) { // var _onClick = _ref.onClick; // return React.createElement("div", { // onClick: function onClick() { // return _onClick(); // } // }); //}; // //exports["default"] = _default; // //"#); //// function_name_export_default_arrow_renaming_es3 //test!(syntax(),|_| tr("{ // "presets": ["env"], // "plugins": [ // "transform-member-expression-literals", // "transform-property-literals" // ] //} //"), function_name_export_default_arrow_renaming_es3, r#" //export default (a) => { // return { a() { return a } }; //} // //"#, r#" //"use strict"; // //Object.defineProperty(exports, "__esModule", { // value: true //}); //exports["default"] = void 0; // //var _default = function _default(_a) { // return { // a: function a() { // return _a; // } // }; //}; // //exports["default"] = _default; // //"#); // function_name_self_reference test!( // not important ignore, syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), function_name(), classes(Some(t.comments.clone()),) ), function_name_self_reference, r#" var f = function () { console.log(f, g); }; f = null; "#, r#" var _f = function f() { console.log(_f, g); }; _f = null; "# ); // function_name_with_arrow_functions_transform_spec test!( ignore, syntax(), |_| chain!(arrow(), function_name()), function_name_with_arrow_functions_transform_spec, r#" // These are actually handled by transform-arrow-functions const x = () => x; const y = x => x(); const z = { z: () => y(x) }.z; "#, r#" var _this = this; // These are actually handled by transform-arrow-functions const _x = function x() { _newArrowCheck(this, _this); return _x; }.bind(this); const y = function y(x) { _newArrowCheck(this, _this); return x(); }.bind(this); const z = { z: function z() { _newArrowCheck(this, _this); return y(_x); }.bind(this) }.z; "# ); // function_name_method_definition test!( syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_method_definition, r#" ({ x() {} }); "#, r#" ({ x() {} }); "# ); // function_name_export_default_arrow_renaming_module_es6 test!( ignore, syntax(), |_| chain!(arrow(), shorthand(), function_name()), function_name_export_default_arrow_renaming_module_es6, r#" export default (a) => { return { a() { return a } }; } "#, r#" export default (function (_a) { return { a: function a() { return _a; } }; }); "# ); // function_name_assignment test!( // not important ignore, syntax(), |_| tr(), function_name_assignment, r#" var i = function () { i = 5; }; var j = function () { ({ j } = 5); ({ y: j } = 5); ; }; "#, r#" var i = function i1() { i = 5; }; var j = function j1() { ({ j } = 5); ({ y: j } = 5); ; }; "# ); // function_name_own_bindings test!( // not important ignore, syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_own_bindings, r#" var f = function () { var f = 2; }; var g = function (g) { g; }; var obj = { f: function (f) { f; } }; "#, r#" var f = function f() { var f = 2; }; var g = function g(_g) { _g; }; var obj = { f: function f(_f) { _f; } }; "# ); // decorators_legacy_interop_strict test!( // See: https://github.com/swc-project/swc/issues/421 ignore, syntax(), |t| chain!( decorators(decorators::Config { legacy: true, ..Default::default() }), class_properties(), classes(Some(t.comments.clone()),), ), decorators_legacy_interop_strict, r#" function dec() {} class A { @dec a; @dec b = 123; c = 456; } "#, r#" var _class, _descriptor, _descriptor2, _temp; function dec() {} let A = (_class = (_temp = function A() { "use strict"; _classCallCheck(this, A); _initializerDefineProperty(this, "a", _descriptor, this); _initializerDefineProperty(this, "b", _descriptor2, this); _defineProperty(this, "c", 456); }, _temp), (_descriptor = _applyDecoratedDescriptor(_class.prototype, "a", [dec], { configurable: true, enumerable: true, writable: true, initializer: null }), _descriptor2 = _applyDecoratedDescriptor(_class.prototype, "b", [dec], { configurable: true, enumerable: true, writable: true, initializer: function () { return 123; } })), _class); "# ); // function_name_function_collision test!( ignore, syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_function_collision, r#" function f() { f; } { let obj = { f: function () { f; } }; } (function b() { var obj = { b: function () { b; } }; function commit(b) { b(); } }); "#, r#" function _f() { _f; } { let obj = { f: function f() { _f; } }; } (function _b() { var obj = { b: function b() { _b; } }; function commit(b) { b(); } }); "# ); // function_name_collisions test!( syntax(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_collisions, r#" var obj = { search: function({search}) { console.log(search); } }; function search({search}) { console.log(search); } "#, r#" var obj = { search: function search({ search: search1 }) { console.log(search1); } }; function search({ search: search1 }) { console.log(search1); } "# ); // function_name_modules_2 test!( ignore, Default::default(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), common_js(Mark::fresh(Mark::root()), Default::default(), None) ), function_name_modules_2, r#" import last from "lodash/last" export default class Container { last(key) { if (!this.has(key)) { return; } return last(this.tokens.get(key)) } } "#, r#" "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = void 0; var _last2 = _interopRequireDefault(require("lodash/last")); let Container = /*#__PURE__*/ function () { function Container() { _classCallCheck(this, Container); } _createClass(Container, [{ key: "last", value: function last(key) { if (!this.has(key)) { return; } return (0, _last2.default)(this.tokens.get(key)); } }]); return Container; }(); exports.default = Container; "# ); // function_name_await test!( Default::default(), |t| chain!( resolver(), decorators(decorators::Config { legacy: true, ..Default::default() }), classes(Some(t.comments.clone()),), function_name(), ), function_name_await, r#" export {}; var obj = { await: function () {} }; "#, r#" export {}; var obj = { await: function _await() {} }; "# );