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**Description:** Use `Arc<dyn ImportResolver>` to reduce cost **Related issue:** - Closes https://github.com/swc-project/swc/issues/9548
705 lines
13 KiB
Rust
705 lines
13 KiB
Rust
#![cfg(all(
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feature = "swc_ecma_transforms_compat",
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feature = "swc_ecma_transforms_module",
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feature = "swc_ecma_transforms_optimization",
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feature = "swc_ecma_transforms_proposal",
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))]
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use swc_common::{chain, Mark};
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use swc_ecma_parser::Syntax;
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use swc_ecma_transforms_base::resolver;
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use swc_ecma_transforms_compat::{
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es2015::{arrow, block_scoping, classes, function_name, shorthand},
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es2022::class_properties,
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};
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use swc_ecma_transforms_module::common_js::common_js;
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use swc_ecma_transforms_proposal::decorators;
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use swc_ecma_transforms_testing::test;
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use swc_ecma_visit::Fold;
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fn syntax() -> Syntax {
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Default::default()
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}
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fn tr() -> impl Fold {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
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chain!(
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resolver(unresolved_mark, top_level_mark, false),
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function_name(),
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block_scoping(unresolved_mark)
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)
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}
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//macro_rules! identical {
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// ($name:ident, $src:literal) => {
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// test!(syntax(), |_| tr(), $name, $src, $src);
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// };
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//}
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test!(
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syntax(),
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|_| tr(),
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basic,
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r#"var number = function (x) {
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return x;
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};"#
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);
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test!(
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syntax(),
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|_| tr(),
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assign,
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r#"number = function (x) {
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return x;
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};"#
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);
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test!(
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syntax(),
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|_| tr(),
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let_complex,
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r#"
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let TestClass = {
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name: "John Doe",
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testMethodFailure() {
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return new Promise(async function(resolve) {
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console.log(this);
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setTimeout(resolve, 1000);
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});
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}
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};
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"#
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);
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test!(
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syntax(),
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|_| tr(),
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class_simple,
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r#"
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var Foo = function() {
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var Foo = function () {
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_class_call_check(this, Foo);
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};
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_define_property(Foo, 'num', 0);
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return Foo;
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}();
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expect(Foo.num).toBe(0);
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expect(Foo.num = 1).toBe(1);
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expect(Foo.name).toBe('Foo');
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"#
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);
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test!(
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syntax(),
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|_| tr(),
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issue_288_01,
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"var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf || {
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__proto__: []
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} instanceof Array && function (d, b) {
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d.__proto__ = b;
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} || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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};
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return extendStatics(d, b);
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};"
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);
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//identical!(
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// issue_288_02,
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// "function components_Link_extends() {
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// components_Link_extends = Object.assign || function (target) { for (var
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// i = 1; i < \ arguments.length; i++) { var source = arguments[i]; for (var
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// key in source) { if \ (Object.prototype.hasOwnProperty.call(source, key))
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// { target[key] = source[key]; } } } \ return target; };
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// return components_Link_extends.apply(this, arguments); }"
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//);
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// issues_5004
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test!(
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syntax(),
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|_| function_name(),
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issues_5004,
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r#"
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export const x = ({x}) => x;
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export const y = function () {};
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"#
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);
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//// function_name_export_default_arrow_renaming_module_system
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//test!(syntax(),|_| tr("{
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// "plugins": [
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// function_name(),
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// shorthand(),
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// arrow(),
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// "transform-modules-systemjs"
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// ]
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//}
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//"), function_name_export_default_arrow_renaming_module_system, r#"
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//export default (a) => {
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// return { a() { return a } };
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//}
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//
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//"# r#"
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//System.register([], function (_export, _context) {
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// "use strict";
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//
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// return {
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// setters: [],
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// execute: function () {
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// _export("default", function (_a) {
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// return {
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// a: function a() {
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// return _a;
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// }
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// };
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// });
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// }
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// };
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//});
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//
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//"#);
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//// function_name_export_default_arrow_renaming_2
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//test!(syntax(),|_| tr("{
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// "presets": ["env"]
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//}
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//"), function_name_export_default_arrow_renaming_2, r#"
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//export default () => ({
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// x: ({x}) => {}
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//})
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//
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//"# r#"
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//"use strict";
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//
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//Object.defineProperty(exports, "__esModule", {
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// value: true
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//});
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//exports["default"] = void 0;
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//
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//var _default = function _default() {
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// return {
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// x: function x(_ref) {
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// var _x = _ref.x;
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// }
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// };
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//};
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//
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//exports["default"] = _default;
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//
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//"#);
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// function_name_with_arrow_functions_transform
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test!(
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ignore,
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syntax(),
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|_| chain!(arrow(Mark::new()), function_name()),
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function_name_with_arrow_functions_transform,
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r#"
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const x = () => x;
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const y = x => x();
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const z = { z: () => y(x) }.z;
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"#
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);
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// function_name_modules_3
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test!(
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syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
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chain!(
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resolver(unresolved_mark, top_level_mark, true),
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function_name(),
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classes(Default::default()),
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decorators(decorators::Config {
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legacy: true,
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..Default::default()
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}),
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common_js(
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Default::default(),
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unresolved_mark,
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Default::default(),
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Default::default()
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)
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)
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},
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function_name_modules_3,
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r#"
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import {getForm} from "./store"
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export default class Login extends React.Component {
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getForm() {
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return getForm().toJS()
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}
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}
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"#
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);
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// function_name_basic
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test!(
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syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
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chain!(
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resolver(unresolved_mark, top_level_mark, true),
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decorators(decorators::Config {
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legacy: true,
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..Default::default()
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}),
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classes(Default::default()),
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function_name(),
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)
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},
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function_name_basic,
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r#"
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var g = function () {
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doSmth();
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};
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"#
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);
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// function_name_export_default_arrow_renaming
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test!(
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ignore,
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syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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chain!(
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arrow(unresolved_mark),
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shorthand(),
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function_name(),
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common_js(
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Default::default(),
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unresolved_mark,
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Default::default(),
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Default::default(),
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)
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)
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},
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function_name_export_default_arrow_renaming,
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r#"
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export default (a) => {
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return { a() { return a } };
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}
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"#
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);
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// issues_7199
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test!(
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// Not important
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ignore,
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syntax(),
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|_| function_name(),
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issues_7199,
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r#"
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const x = {
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[null]: function () {},
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[/regex/gi]: function () {},
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[`y`]: function () {},
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[`abc${y}def`]: function () {},
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[0]: function () {},
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[false]: function () {},
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};
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"#
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);
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//// function_name_export_default_arrow_renaming_3
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//test!(syntax(),|_| tr("{
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// "presets": ["env", "react"]
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//}
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//"), function_name_export_default_arrow_renaming_3, r#"
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//export default ({ onClick }) => (
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// <div onClick={() => onClick()} />
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//)
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//
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//
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//"# r#"
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//"use strict";
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//
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//Object.defineProperty(exports, "__esModule", {
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// value: true
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//});
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//exports["default"] = void 0;
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//
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//var _default = function _default(_ref) {
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// var _onClick = _ref.onClick;
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// return React.createElement("div", {
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// onClick: function onClick() {
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// return _onClick();
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// }
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// });
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//};
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//
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//exports["default"] = _default;
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//
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//"#);
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//// function_name_export_default_arrow_renaming_es3
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//test!(syntax(),|_| tr("{
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// "presets": ["env"],
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// "plugins": [
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// "transform-member-expression-literals",
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// "transform-property-literals"
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// ]
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//}
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//"), function_name_export_default_arrow_renaming_es3, r#"
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//export default (a) => {
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// return { a() { return a } };
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//}
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//
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//"# r#"
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//"use strict";
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//
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//Object.defineProperty(exports, "__esModule", {
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// value: true
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//});
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//exports["default"] = void 0;
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//
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//var _default = function _default(_a) {
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// return {
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// a: function a() {
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// return _a;
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// }
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// };
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//};
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//
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//exports["default"] = _default;
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//
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//"#);
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|
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// function_name_self_reference
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test!(
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|
// not important
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|
ignore,
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|
syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
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chain!(
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resolver(unresolved_mark, top_level_mark, true),
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decorators(decorators::Config {
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legacy: true,
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..Default::default()
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}),
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function_name(),
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classes(Default::default())
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)
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},
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function_name_self_reference,
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|
r#"
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var f = function () {
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console.log(f, g);
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};
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f = null;
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"#
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);
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// function_name_with_arrow_functions_transform_spec
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test!(
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ignore,
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syntax(),
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|_| chain!(arrow(Mark::new()), function_name()),
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function_name_with_arrow_functions_transform_spec,
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|
r#"
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// These are actually handled by transform-arrow-functions
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const x = () => x;
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const y = x => x();
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const z = { z: () => y(x) }.z;
|
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|
"#
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);
|
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// function_name_method_definition
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test!(
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syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
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chain!(
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resolver(unresolved_mark, top_level_mark, true),
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decorators(decorators::Config {
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legacy: true,
|
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..Default::default()
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}),
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classes(Default::default()),
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function_name(),
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)
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},
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function_name_method_definition,
|
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r#"
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({ x() {} });
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"#
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);
|
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|
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// function_name_export_default_arrow_renaming_module_es6
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test!(
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ignore,
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syntax(),
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|_| chain!(arrow(Mark::new()), shorthand(), function_name()),
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function_name_export_default_arrow_renaming_module_es6,
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|
r#"
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export default (a) => {
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return { a() { return a } };
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}
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"#
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);
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|
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// function_name_assignment
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test!(
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// not important
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ignore,
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syntax(),
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|_| tr(),
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function_name_assignment,
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r#"
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var i = function () {
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i = 5;
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};
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var j = function () {
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({ j } = 5);
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({ y: j } = 5);
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;
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};
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"#
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);
|
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|
|
// function_name_own_bindings
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test!(
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|
// not important
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|
ignore,
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syntax(),
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|_| {
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let unresolved_mark = Mark::new();
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let top_level_mark = Mark::new();
|
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|
|
chain!(
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|
resolver(unresolved_mark, top_level_mark, true),
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decorators(decorators::Config {
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legacy: true,
|
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..Default::default()
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}),
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|
classes(Default::default()),
|
|
function_name(),
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)
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},
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|
function_name_own_bindings,
|
|
r#"
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var f = function () {
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var f = 2;
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|
};
|
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|
|
var g = function (g) {
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|
g;
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|
};
|
|
|
|
var obj = {
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f: function (f) {
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f;
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}
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};
|
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|
|
"#
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);
|
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|
|
// decorators_legacy_interop_strict
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|
test!(
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|
// See: https://github.com/swc-project/swc/issues/421
|
|
ignore,
|
|
syntax(),
|
|
|_| {
|
|
let unresolved_mark = Mark::new();
|
|
let top_level_mark = Mark::new();
|
|
|
|
chain!(
|
|
resolver(unresolved_mark, top_level_mark, true),
|
|
decorators(decorators::Config {
|
|
legacy: true,
|
|
..Default::default()
|
|
}),
|
|
class_properties(Default::default(), unresolved_mark),
|
|
classes(Default::default()),
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|
)
|
|
},
|
|
decorators_legacy_interop_strict,
|
|
r#"
|
|
function dec() {}
|
|
|
|
class A {
|
|
@dec a;
|
|
|
|
@dec b = 123;
|
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|
|
c = 456;
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|
}
|
|
|
|
"#
|
|
);
|
|
|
|
// function_name_function_collision
|
|
test!(
|
|
ignore,
|
|
syntax(),
|
|
|_| {
|
|
let unresolved_mark = Mark::new();
|
|
let top_level_mark = Mark::new();
|
|
|
|
chain!(
|
|
resolver(unresolved_mark, top_level_mark, true),
|
|
decorators(decorators::Config {
|
|
legacy: true,
|
|
..Default::default()
|
|
}),
|
|
classes(Default::default()),
|
|
function_name(),
|
|
)
|
|
},
|
|
function_name_function_collision,
|
|
r#"
|
|
function f() {
|
|
f;
|
|
}
|
|
|
|
{
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|
let obj = {
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|
f: function () {
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|
f;
|
|
}
|
|
};
|
|
}
|
|
|
|
(function b() {
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|
var obj = {
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|
b: function () {
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|
b;
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|
}
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|
};
|
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|
|
function commit(b) {
|
|
b();
|
|
}
|
|
});
|
|
|
|
"#
|
|
);
|
|
|
|
// function_name_collisions
|
|
test!(
|
|
syntax(),
|
|
|_| {
|
|
let unresolved_mark = Mark::new();
|
|
let top_level_mark = Mark::new();
|
|
|
|
chain!(
|
|
resolver(unresolved_mark, top_level_mark, true),
|
|
decorators(decorators::Config {
|
|
legacy: true,
|
|
..Default::default()
|
|
}),
|
|
classes(Default::default()),
|
|
function_name(),
|
|
)
|
|
},
|
|
function_name_collisions,
|
|
r#"
|
|
var obj = {
|
|
search: function({search}) {
|
|
console.log(search);
|
|
}
|
|
};
|
|
|
|
function search({search}) {
|
|
console.log(search);
|
|
}
|
|
|
|
"#
|
|
);
|
|
|
|
// function_name_modules_2
|
|
test!(
|
|
ignore,
|
|
Default::default(),
|
|
|_| {
|
|
let unresolved_mark = Mark::new();
|
|
let top_level_mark = Mark::new();
|
|
|
|
chain!(
|
|
resolver(unresolved_mark, top_level_mark, true),
|
|
decorators(decorators::Config {
|
|
legacy: true,
|
|
..Default::default()
|
|
}),
|
|
classes(Default::default()),
|
|
function_name(),
|
|
common_js(
|
|
Default::default(),
|
|
unresolved_mark,
|
|
Default::default(),
|
|
Default::default(),
|
|
)
|
|
)
|
|
},
|
|
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))
|
|
}
|
|
}
|
|
|
|
"#
|
|
);
|
|
|
|
// function_name_await
|
|
test!(
|
|
Default::default(),
|
|
|_| {
|
|
let unresolved_mark = Mark::new();
|
|
let top_level_mark = Mark::new();
|
|
|
|
chain!(
|
|
resolver(unresolved_mark, top_level_mark, true),
|
|
decorators(decorators::Config {
|
|
legacy: true,
|
|
..Default::default()
|
|
}),
|
|
classes(Default::default()),
|
|
function_name(),
|
|
)
|
|
},
|
|
function_name_await,
|
|
r#"
|
|
export {};
|
|
|
|
var obj = { await: function () {} };
|
|
|
|
"#
|
|
);
|