mirror of
https://github.com/swc-project/swc.git
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45604fa6e7
This PR supercedes https://github.com/swc-project/swc/pull/621 and tries to remove dependency renaming to enable WASM, as discussed in https://github.com/swc-project/swc/issues/106
2797 lines
47 KiB
Rust
2797 lines
47 KiB
Rust
#![feature(box_syntax)]
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#![feature(test)]
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#![feature(box_patterns)]
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#![feature(specialization)]
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use swc_common::{chain, Fold};
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use swc_ecma_ast::Module;
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use swc_ecma_parser::Syntax;
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use swc_ecma_transforms::{
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compat::{
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es2015::{destructuring, spread},
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es2018::object_rest_spread,
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},
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modules::common_js::common_js,
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resolver,
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};
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#[macro_use]
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mod common;
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fn syntax() -> Syntax {
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Syntax::default()
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}
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fn tr() -> impl Fold<Module> {
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object_rest_spread()
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}
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test!(
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syntax(),
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|_| tr(),
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issue_233,
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"const foo = () => ({ x, ...y }) => y",
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"const foo = ()=>(_param)=>{
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var { x } = _param, y = _objectWithoutProperties(_param, ['x']);
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return y;
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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_239,
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"class Foo {
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constructor ({ ...bar }) {}
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}",
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"class Foo{
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constructor(_param){
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var bar = _extends({
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}, _param);
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}
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}"
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);
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// object rest spread pass should not touch rest in parameters and spread in
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// args.
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test!(
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syntax(),
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|_| tr(),
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issue_227,
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"export default function fn1(...args) {
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fn2(...args);
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}",
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r#"export default function fn1(...args) {
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fn2(...args);
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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_162,
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r#"
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export const good = {
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a(bad1) {
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(...bad2) => { };
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}
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};
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"#,
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r#"
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export const good = {
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a (bad1) {
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(...bad2)=>{
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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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issue_181,
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r#"
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const fn = ({ a, ...otherProps }) => otherProps;
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"#,
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r#"
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const fn = (_param)=>{
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var { a } = _param, otherProps = _objectWithoutProperties(_param, ['a']);
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return otherProps;
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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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rest_function_array,
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r#"
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function foo([{...bar}]) {
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}
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"#,
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r#"
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function foo([_param]) {
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var bar = _extends({}, _param);
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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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rest_var_basic,
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r#"
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var { a , ...b } = _ref;
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"#,
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r#"
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var { a } = _ref, b = _objectWithoutProperties(_ref, ['a']);
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"#
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);
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test_exec!(
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syntax(),
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|_| tr(),
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rest_assignment_exec,
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r#"
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let foo = {
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a: 1,
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b: 2,
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};
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({ a, ...c } = foo);
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expect(a).toBe(1);
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expect(c).toEqual({b: 2});
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"#
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);
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test_exec!(
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syntax(),
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|_| tr(),
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rest_catch_exec,
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r#"
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try {
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throw {
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a2: 1,
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b2: 2,
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c2: {
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c3: 'c3',
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extras: 3,
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}
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};
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} catch({a2, b2, c2: { c3, ...c4 }}) {
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expect(a2).toBe(1);
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expect(b2).toBe(2);
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expect(c3).toBe('c3');
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expect(c4).toEqual({extras: 3});
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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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rest_assignment_expression,
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r#"({ a1 } = c1);
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({ a2, ...b2 } = c2);
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console.log({ a3, ...b3 } = c3);"#,
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r#"
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({ a1 } = c1);
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var _c2;
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_c2 = c2, b2 = _objectWithoutProperties(_c2, ['a2']), ({ a2 } = _c2), _c2;
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var _c3;
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console.log(( _c3 = c3, b3 = _objectWithoutProperties(_c3, ['a3']), { a3 } = _c3, _c3));
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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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rest_catch_clause,
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r#"
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try {} catch({ ...a34 }) {}
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try {} catch({a1, ...b1}) {}
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try {} catch({a2, b2, ...c2}) {}
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try {} catch({a2, b2, c2: { c3, ...c4 }}) {}
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// Unchanged
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try {} catch(a) {}
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try {} catch({ b }) {}
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"#,
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r#"
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try {
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} catch (_param) {
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var a34 = _extends({
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}, _param);
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}
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try {
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} catch (_param) {
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var { a1 } = _param, b1 = _objectWithoutProperties(_param, ['a1']);
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}
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try {
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} catch (_param) {
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var { a2 , b2 } = _param, c2 = _objectWithoutProperties(_param, ['a2', 'b2']);
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}
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try {
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} catch (_param) {
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var { a2 , b2 , c2: { c3 } } = _param, c4 = _objectWithoutProperties(_param.c2, ['c3']);
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}
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try {
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} catch (a) {
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}
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try {
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} catch ({ b }) {
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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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rest_export,
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r#"
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// ExportNamedDeclaration
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export var { b, ...c } = asdf2;
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// Skip
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export var { bb, cc } = ads;
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export var [ dd, ee ] = ads;
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"#,
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r#"
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// ExportNamedDeclaration
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var {
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b
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} = asdf2,
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c = _objectWithoutProperties(asdf2, ["b"]); // Skip
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export { b, c };
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export var {
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bb,
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cc
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} = ads;
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export var [dd, ee] = ads;
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"#
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);
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test!(
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syntax(),
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|_| chain!(
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tr(),
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spread(spread::Config {
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..Default::default()
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})
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),
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rest_for_x,
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r#"
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// ForXStatement
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for (var {a, ...b} of []) {}
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for ({a, ...b} of []) {}
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async function a() {
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for await ({a, ...b} of []) {}
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}
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// skip
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for ({a} in {}) {}
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for ({a} of []) {}
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async function a() {
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for await ({a} of []) {}
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}
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|
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for (a in {}) {}
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for (a of []) {}
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async function a() {
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for await (a of []) {}
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}
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"#,
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r#"
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// ForXStatement
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for (var _ref of []) {
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var {
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a
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} = _ref,
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b = _objectWithoutProperties(_ref, ["a"]);
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}
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for (var _ref1 of []) {
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var {
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a
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} = _ref1,
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b = _objectWithoutProperties(_ref1, ["a"]);
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}
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async function a() {
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for await (var _ref2 of []) {
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var {
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a
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} = _ref2,
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b = _objectWithoutProperties(_ref2, ["a"]);
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}
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} // skip
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|
|
|
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for ({
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a
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} in {}) {}
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|
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for ({
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a
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} of []) {}
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|
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async function a() {
|
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for await ({
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a
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} of []) {}
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}
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|
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for (a in {}) {}
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|
|
for (a of []) {}
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|
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async function a() {
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for await (a of []) {}
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}
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"#
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);
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test_exec!(
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ignore,
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syntax(),
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|_| tr(),
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rest_impure_computed_exec,
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r#"
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var key, x, y, z;
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// impure
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key = 1;
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var { [key++]: y, ...x } = { 1: 1, a: 1 };
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expect(x).toEqual({ a: 1 });
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expect(key).toBe(2);
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expect(1).toBe(y);
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// takes care of the order
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key = 1;
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var { [++key]: y, [++key]: z, ...rest} = {2: 2, 3: 3};
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expect(y).toBe(2);
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expect(z).toBe(3);
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// pure, computed property should remain as-is
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key = 2;
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({ [key]: y, z, ...x } = {2: "two", z: "zee"});
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expect(y).toBe("two");
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expect(x).toEqual({});
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expect(z).toBe("zee");
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"#
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);
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test!(
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ignore,
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syntax(),
|
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|_| tr(),
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rest_impure_computed,
|
|
r#"
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var key, x, y, z;
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// impure
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key = 1;
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var { [key++]: y, ...x } = { 1: 1, a: 1 };
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expect(x).toEqual({ a: 1 });
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expect(key).toBe(2);
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expect(y).toBe(1);
|
|
|
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// takes care of the order
|
|
|
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key = 1;
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var { [++key]: y, [++key]: z, ...rest} = {2: 2, 3: 3};
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expect(y).toBe(2);
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expect(z).toBe(3);
|
|
|
|
// pure, computed property should remain as-is
|
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key = 2;
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({ [key]: y, z, ...x } = {2: "two", z: "zee"});
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expect(y).toBe("two");
|
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expect(x).toEqual({});
|
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expect(z).toBe("zee");
|
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"#,
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|
r#"
|
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var key, x, y, z; // impure
|
|
|
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key = 1;
|
|
|
|
var _$a = {
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1: 1,
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a: 1
|
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},
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_ref = key++,
|
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{
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[_ref]: y
|
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} = _$a,
|
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x = _objectWithoutProperties(_$a, [_ref].map(_toPropertyKey));
|
|
|
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expect(x).toEqual({
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a: 1
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});
|
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expect(key).toBe(2);
|
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expect(y).toBe(1); // takes care of the order
|
|
|
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key = 1;
|
|
|
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var _$ = {
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2: 2,
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3: 3
|
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},
|
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_ref2 = ++key,
|
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_ref3 = ++key,
|
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{
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[_ref2]: y,
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[_ref3]: z
|
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} = _$,
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rest = _objectWithoutProperties(_$, [_ref2, _ref3].map(_toPropertyKey));
|
|
|
|
expect(y).toBe(2);
|
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expect(z).toBe(3); // pure, computed property should remain as-is
|
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|
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key = 2;
|
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var _$z = {
|
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2: "two",
|
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z: "zee"
|
|
};
|
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({
|
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[key]: y,
|
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z
|
|
} = _$z);
|
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x = _objectWithoutProperties(_$z, [key, "z"].map(_toPropertyKey));
|
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_$z;
|
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expect(y).toBe("two");
|
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expect(x).toEqual({});
|
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expect(z).toBe("zee");"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_2,
|
|
r#"
|
|
const test = {
|
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foo: {
|
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bar: {
|
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baz: {
|
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a: {
|
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x: 1,
|
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y: 2,
|
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z: 3,
|
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},
|
|
},
|
|
},
|
|
},
|
|
};
|
|
|
|
const { foo: { bar: { baz: { a: { x, ...other } } } } } = test;
|
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"#,
|
|
r#"
|
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const test = {
|
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foo: {
|
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bar: {
|
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baz: {
|
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a: {
|
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x: 1,
|
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y: 2,
|
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z: 3
|
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}
|
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}
|
|
}
|
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}
|
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};
|
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const {
|
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foo: {
|
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bar: {
|
|
baz: {
|
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a: {
|
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x
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} = test,
|
|
other = _objectWithoutProperties(test.foo.bar.baz.a, ["x"]);"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_computed_key,
|
|
r#"
|
|
const {
|
|
[({ ...rest }) => {
|
|
let { ...b } = {};
|
|
}]: a,
|
|
[({ ...d } = {})]: c,
|
|
} = {};
|
|
"#,
|
|
r#"
|
|
var _tmp;
|
|
const _ref = {
|
|
}, key = (_param)=>{
|
|
var rest = _extends({
|
|
}, _param);
|
|
let b = _extends({
|
|
}, {
|
|
});
|
|
}, key1 = (_tmp = {
|
|
}, d = _extends({
|
|
}, _tmp), _tmp), { [key]: a , [key1]: c } = _ref;
|
|
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_default_value_exec,
|
|
r#"
|
|
const {
|
|
a = ({ ...rest }) => {
|
|
expect(rest).toEqual({})
|
|
let { ...b } = {};
|
|
},
|
|
c = ({ ...d } = {}),
|
|
} = {};
|
|
a()
|
|
expect(c).toEqual({})
|
|
expect(d).toEqual({})
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_default_value,
|
|
r#"
|
|
const {
|
|
a = ({ ...rest }) => {
|
|
let { ...b } = {};
|
|
},
|
|
c = ({ ...d } = {}),
|
|
} = {};
|
|
"#,
|
|
r#"
|
|
var _tmp;
|
|
const _ref = {
|
|
}, { a =(_param)=>{
|
|
var rest = _extends({
|
|
}, _param);
|
|
let b = _extends({
|
|
}, {
|
|
});
|
|
} , c =(_tmp = {
|
|
}, d = _extends({
|
|
}, _tmp), _tmp) } = _ref;
|
|
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_order_exec,
|
|
r#"
|
|
var result = "";
|
|
|
|
var obj = {
|
|
get foo() {
|
|
result += "foo"
|
|
},
|
|
a: {
|
|
get bar() {
|
|
result += "bar";
|
|
}
|
|
},
|
|
b: {
|
|
get baz() {
|
|
result += "baz";
|
|
}
|
|
}
|
|
};
|
|
|
|
var { a: { ...bar }, b: { ...baz }, ...foo } = obj;
|
|
|
|
expect(result).toBe("barbazfoo");
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_order,
|
|
r#"
|
|
const { a: { ...bar }, b: { ...baz }, ...foo } = obj;
|
|
"#,
|
|
r#"
|
|
const bar = _extends({}, obj.a), baz = _extends({}, obj.b), foo =
|
|
_objectWithoutProperties(obj, ['a', 'b']);
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_nested_1,
|
|
r#"
|
|
const defunct = {
|
|
outer: {
|
|
inner: {
|
|
three: 'three',
|
|
four: 'four'
|
|
}
|
|
}
|
|
}
|
|
|
|
const { outer: { inner: { three, ...other } } } = defunct
|
|
"#,
|
|
r#"
|
|
const defunct = {
|
|
outer: {
|
|
inner: {
|
|
three: 'three',
|
|
four: 'four'
|
|
}
|
|
}
|
|
};
|
|
const {
|
|
outer: {
|
|
inner: {
|
|
three
|
|
}
|
|
}
|
|
} = defunct,
|
|
other = _objectWithoutProperties(defunct.outer.inner, ["three"]);
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
ignore,
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_non_string_computed_exec,
|
|
r#"
|
|
const a = {
|
|
"3": "three",
|
|
"foo": "bar"
|
|
}
|
|
|
|
const {
|
|
[3]: omit,
|
|
...rest
|
|
} = a;
|
|
|
|
expect(rest).toEqual({"foo": "bar"});
|
|
expect(omit).toBe("three");
|
|
|
|
const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {toString() { return "warrior"; }}];
|
|
const c = {
|
|
[k1]: "1",
|
|
[k2]: "2",
|
|
[k3]: "3",
|
|
[k4]: "4",
|
|
[k5]: "5"
|
|
};
|
|
|
|
const {
|
|
[k1]: v1,
|
|
[k2]: v2,
|
|
[k3]: v3,
|
|
[k4]: v4,
|
|
[k5]: v5,
|
|
...vrest
|
|
} = c;
|
|
|
|
expect(v1).toBe("1");
|
|
expect(v2).toBe("2");
|
|
expect(v3).toBe("3");
|
|
expect(v4).toBe("4");
|
|
expect(v5).toBe("5");
|
|
expect(vrest).toEqual({});
|
|
|
|
// shouldn't convert symbols to strings
|
|
const sx = Symbol();
|
|
const sy = Symbol();
|
|
|
|
const d = {
|
|
[sx]: "sx",
|
|
[sy]: "sy"
|
|
}
|
|
|
|
const {
|
|
[sx]: dx,
|
|
[sy]: dy
|
|
} = d;
|
|
|
|
expect(dx).toBe("sx");
|
|
expect(dy).toBe("sy");
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
ignore,
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_non_string_computed,
|
|
r#"
|
|
const a = {
|
|
"3": "three",
|
|
"foo": "bar"
|
|
}
|
|
|
|
const {
|
|
[3]: omit,
|
|
...rest
|
|
} = a;
|
|
|
|
expect(rest).toEqual({"foo": "bar"});
|
|
expect(omit).toBe("three");
|
|
|
|
const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {toString() { return "warrior"; }}];
|
|
const c = {
|
|
[k1]: "1",
|
|
[k2]: "2",
|
|
[k3]: "3",
|
|
[k4]: "4",
|
|
[k5]: "5"
|
|
};
|
|
|
|
const {
|
|
[k1]: v1,
|
|
[k2]: v2,
|
|
[k3]: v3,
|
|
[k4]: v4,
|
|
[k5]: v5,
|
|
...vrest
|
|
} = c;
|
|
|
|
expect(v1).toBe("1");
|
|
expect(v2).toBe("2");
|
|
expect(v3).toBe("3");
|
|
expect(v4).toBe("4");
|
|
expect(v5).toBe("5");
|
|
expect(vrest).toEqual({});
|
|
|
|
// shouldn't convert symbols to strings
|
|
const sx = Symbol();
|
|
const sy = Symbol();
|
|
|
|
const d = {
|
|
[sx]: "sx",
|
|
[sy]: "sy"
|
|
}
|
|
|
|
const {
|
|
[sx]: dx,
|
|
[sy]: dy
|
|
} = d;
|
|
|
|
expect(dx).toBe("sx");
|
|
expect(dy).toBe("sy");"#,
|
|
r#"
|
|
const a = {
|
|
"3": "three",
|
|
"foo": "bar"
|
|
};
|
|
const {
|
|
[3]: omit
|
|
} = a,
|
|
rest = _objectWithoutProperties(a, ["3"]);
|
|
expect(rest).toEqual({
|
|
"foo": "bar"
|
|
});
|
|
expect(omit).toBe("three");
|
|
const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {
|
|
toString() {
|
|
return "warrior";
|
|
}
|
|
|
|
}];
|
|
const c = {
|
|
[k1]: "1",
|
|
[k2]: "2",
|
|
[k3]: "3",
|
|
[k4]: "4",
|
|
[k5]: "5"
|
|
};
|
|
const {
|
|
[k1]: v1,
|
|
[k2]: v2,
|
|
[k3]: v3,
|
|
[k4]: v4,
|
|
[k5]: v5
|
|
} = c,
|
|
vrest = _objectWithoutProperties(c, [k1, k2, k3, k4, k5].map(_toPropertyKey));
|
|
expect(v1).toBe("1");
|
|
expect(v2).toBe("2");
|
|
expect(v3).toBe("3");
|
|
expect(v4).toBe("4");
|
|
expect(v5).toBe("5");
|
|
expect(vrest).toEqual({}); // shouldn't convert symbols to strings
|
|
|
|
const sx = Symbol();
|
|
const sy = Symbol();
|
|
const d = {
|
|
[sx]: "sx",
|
|
[sy]: "sy"
|
|
};
|
|
const {
|
|
[sx]: dx,
|
|
[sy]: dy
|
|
} = d;
|
|
expect(dx).toBe("sx");
|
|
expect(dy).toBe("sy");"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_parameters,
|
|
r#"
|
|
function a({ ...a34 }) {}
|
|
function a2({a1, ...b1}) {}
|
|
function a3({a2, b2, ...c2}) {}
|
|
function a4({a3, ...c3}, {a5, ...c5}) {}
|
|
function a5({a3, b2: { ba1, ...ba2 }, ...c3}) {}
|
|
function a6({a3, b2: { ba1, ...ba2 } }) {}
|
|
function a7({a1 = 1, ...b1} = {}) {}
|
|
function a8([{...a1}]) {}
|
|
function a9([{a1, ...a2}]) {}
|
|
function a10([a1, {...a2}]) {}
|
|
// Unchanged
|
|
function b(a) {}
|
|
function b2(a, ...b) {}
|
|
function b3({ b }) {}
|
|
"#,
|
|
r#"
|
|
function a(_param) {
|
|
var a34 = _extends({}, _param);
|
|
}
|
|
|
|
function a2(_param) {
|
|
var {
|
|
a1
|
|
} = _param,
|
|
b1 = _objectWithoutProperties(_param, ["a1"]);
|
|
}
|
|
|
|
function a3(_param) {
|
|
var {
|
|
a2,
|
|
b2
|
|
} = _param,
|
|
c2 = _objectWithoutProperties(_param, ["a2", "b2"]);
|
|
}
|
|
|
|
function a4(_param, _param1) {
|
|
var { a3 } = _param, c3 = _objectWithoutProperties(_param, ['a3']),
|
|
{ a5 } = _param1, c5 = _objectWithoutProperties(_param1, ['a5']);
|
|
|
|
}
|
|
|
|
function a5(_param) {
|
|
var {
|
|
a3,
|
|
b2: {
|
|
ba1
|
|
}
|
|
} = _param,
|
|
ba2 = _objectWithoutProperties(_param.b2, ["ba1"]),
|
|
c3 = _objectWithoutProperties(_param, ["a3", "b2"]);
|
|
}
|
|
|
|
function a6(_param) {
|
|
var {
|
|
a3,
|
|
b2: {
|
|
ba1
|
|
}
|
|
} = _param,
|
|
ba2 = _objectWithoutProperties(_param.b2, ["ba1"]);
|
|
}
|
|
|
|
function a7(_param = {
|
|
}) {
|
|
var { a1 =1 } = _param, b1 = _objectWithoutProperties(_param, ['a1']);
|
|
}
|
|
|
|
function a8([_param]) {
|
|
var a1 = _extends({
|
|
}, _param);
|
|
}
|
|
|
|
function a9([_param]) {
|
|
var { a1 } = _param, a2 = _objectWithoutProperties(_param, ["a1"]);
|
|
}
|
|
|
|
function a10([a1, _param]) {
|
|
var a2 = _extends({}, _param);
|
|
}
|
|
|
|
// Unchanged
|
|
function b(a) {}
|
|
|
|
function b2(a, ...b) {}
|
|
|
|
function b3({
|
|
b
|
|
}) {}"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_symbol_exec,
|
|
r#"
|
|
const sym = Symbol("test");
|
|
const sym2 = Symbol("not enumerable");
|
|
|
|
const src = { a: "string" };
|
|
Object.defineProperty(src, "b", { value: "not enumerable" })
|
|
Object.defineProperty(src, sym, { enumerable: true, value: "symbol" });
|
|
Object.defineProperty(src, sym2, { value: "not enumerable" });
|
|
|
|
const {...rest} = src;
|
|
|
|
expect(rest[sym]).toBe("symbol");
|
|
expect(rest.a).toBe("string");
|
|
expect(Object.getOwnPropertyNames(rest)).toEqual(["a"]);
|
|
expect(Object.getOwnPropertySymbols(rest)).toEqual([sym]);
|
|
|
|
const { [sym]: dst, ...noSym } = src;
|
|
|
|
expect(dst).toBe("symbol");
|
|
expect(noSym.a).toBe("string");
|
|
expect(Object.getOwnPropertySymbols(noSym)).toEqual([]);"#
|
|
);
|
|
|
|
test!(
|
|
ignore,
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_symbol,
|
|
r#"
|
|
let {
|
|
[Symbol.for("foo")]: foo,
|
|
...rest
|
|
} = {};
|
|
|
|
({ [Symbol.for("foo")]: foo, ...rest } = {});
|
|
|
|
if ({ [Symbol.for("foo")]: foo, ...rest } = {}) {}
|
|
"#,
|
|
r#"
|
|
var _ref3, _Symbol$for3;
|
|
|
|
let _ref = {},
|
|
_Symbol$for = Symbol.for("foo"),
|
|
{
|
|
[_Symbol$for]: foo
|
|
} = _ref,
|
|
rest = _objectWithoutProperties(_ref, [_Symbol$for].map(_toPropertyKey));
|
|
|
|
var _ref2 = {};
|
|
|
|
var _Symbol$for2 = Symbol.for("foo");
|
|
|
|
({
|
|
[_Symbol$for2]: foo
|
|
} = _ref2);
|
|
rest = _objectWithoutProperties(_ref2, [_Symbol$for2].map(_toPropertyKey));
|
|
_ref2;
|
|
|
|
if (_ref3 = {}, _Symbol$for3 = Symbol.for("foo"), ({
|
|
[_Symbol$for3]: foo
|
|
} = _ref3), rest = _objectWithoutProperties(_ref3,
|
|
[_Symbol$for3].map(_toPropertyKey)), _ref3) {}
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_variable_destructuring_1,
|
|
r#"
|
|
var z = {};
|
|
var { ...x } = z;
|
|
var { ...a } = { a: 1 };
|
|
var { ...x } = a.b;
|
|
var { ...x } = a();
|
|
var {x1, ...y1} = z;
|
|
x1++;
|
|
var { [a]: b, ...c } = z;
|
|
var {x1, ...y1} = z;
|
|
let {x2, y2, ...z2} = z;
|
|
const {w3, x3, y3, ...z4} = z;
|
|
"#,
|
|
r#"
|
|
var z = {};
|
|
var x = _extends({}, z);
|
|
var a = _extends({
|
|
}, {
|
|
a: 1
|
|
});
|
|
var x = _extends({
|
|
}, a.b);
|
|
var x = _extends({
|
|
}, a());
|
|
var {
|
|
x1
|
|
} = z,
|
|
y1 = _objectWithoutProperties(z, ["x1"]);
|
|
x1++;
|
|
var {
|
|
[a]: b
|
|
} = z,
|
|
c = _objectWithoutProperties(z, [a].map(_toPropertyKey));
|
|
var {
|
|
x1
|
|
} = z,
|
|
y1 = _objectWithoutProperties(z, ["x1"]);
|
|
let {
|
|
x2,
|
|
y2
|
|
} = z,
|
|
z2 = _objectWithoutProperties(z, ["x2", "y2"]);
|
|
const {
|
|
w3,
|
|
x3,
|
|
y3
|
|
} = z,
|
|
z4 = _objectWithoutProperties(z, ["w3", "x3", "y3"]);
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_variable_destructuring_2,
|
|
r#"
|
|
let {
|
|
x: { a: xa, [d]: f, ...asdf },
|
|
y: { ...d },
|
|
...g
|
|
} = complex;
|
|
"#,
|
|
r#"
|
|
let {
|
|
x: {
|
|
a: xa,
|
|
[d]: f
|
|
}
|
|
} = complex,
|
|
asdf = _objectWithoutProperties(complex.x, ["a", d].map(_toPropertyKey)),
|
|
d = _extends({}, complex.y),
|
|
g = _objectWithoutProperties(complex, ["x", "y"]);
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_variable_destructuring_3,
|
|
r#"
|
|
let { x4: { ...y4 } } = z;
|
|
"#,
|
|
r#"
|
|
let y4 = _extends({}, z.x4);
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_with_array_rest_exec,
|
|
r#"
|
|
let [{ a, ...foo}, ...bar] = [{ a: 1, b:2 }, 2, 3, 4];
|
|
expect(a).toBe(1)
|
|
expect(foo).toEqual({b: 2});
|
|
expect(bar).toEqual([2, 3, 4]);
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_with_array_rest_exec_2,
|
|
r#"
|
|
let {
|
|
a: [b, ...arrayRest],
|
|
c = function(...functionRest){},
|
|
...objectRest
|
|
} = {
|
|
a: [1, 2, 3, 4],
|
|
d: "oyez"
|
|
};
|
|
|
|
expect(b).toBe(1);
|
|
expect(arrayRest).toEqual([2, 3, 4]);
|
|
expect(objectRest).toEqual({d: 'oyez'})
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
rest_with_array_rest,
|
|
r#"
|
|
let {
|
|
a: [b, ...arrayRest],
|
|
c = function(...functionRest){},
|
|
...objectRest
|
|
} = {
|
|
a: [1, 2, 3, 4],
|
|
d: "oyez"
|
|
};
|
|
"#,
|
|
r#"
|
|
let _ref = {
|
|
a: [1, 2, 3, 4], d: 'oyez'
|
|
}, { a: [b, ...arrayRest] , c =function(...functionRest) {
|
|
} } = _ref, objectRest = _objectWithoutProperties(_ref, ['a', 'c']);
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
spread_assignment,
|
|
r#"
|
|
z = { x, ...y };
|
|
|
|
z = { x, w: { ...y } };
|
|
"#,
|
|
r#"
|
|
z = _objectSpread({
|
|
x
|
|
}, y);
|
|
z = {
|
|
x,
|
|
w: _objectSpread({}, y)
|
|
};
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_expression,
|
|
r#"
|
|
({ x, ...y, a, ...b, c });
|
|
|
|
({ ...Object.prototype });
|
|
|
|
({ ...{ foo: 'bar' } });
|
|
|
|
({ ...{ get foo () { return 'foo' } } });
|
|
"#,
|
|
r#"
|
|
_objectSpread({
|
|
x
|
|
}, y, {
|
|
a
|
|
}, b, {
|
|
c
|
|
});
|
|
|
|
_objectSpread({}, Object.prototype);
|
|
|
|
_objectSpread({}, {
|
|
foo: 'bar'
|
|
});
|
|
|
|
_objectSpread({}, {
|
|
get foo() {
|
|
return 'foo';
|
|
}
|
|
|
|
});
|
|
"#
|
|
);
|
|
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
spread_no_object_assign_exec,
|
|
r#"
|
|
Object.defineProperty(Object.prototype, 'NOSET', {
|
|
set(value) {
|
|
// noop
|
|
},
|
|
});
|
|
|
|
Object.defineProperty(Object.prototype, 'NOWRITE', {
|
|
writable: false,
|
|
value: 'abc',
|
|
});
|
|
|
|
const obj = { NOSET: 123 };
|
|
// this wouldn't work as expected if transformed as Object.assign (or equivalent)
|
|
// because those trigger object setters (spread don't)
|
|
const objSpread = { ...obj };
|
|
|
|
const obj2 = { NOSET: 123, NOWRITE: 456 };
|
|
// this line would throw `TypeError: Cannot assign to read only property 'NOWRITE'`
|
|
// if transformed as Object.assign (or equivalent) because
|
|
// those use *assignment* for creating properties
|
|
// (spread defines them)
|
|
const obj2Spread = { ...obj2 };
|
|
|
|
expect(objSpread).toEqual(obj);
|
|
expect(obj2Spread).toEqual(obj2);
|
|
|
|
const KEY = Symbol('key');
|
|
const obj3Spread = { ...{ get foo () { return 'bar' } }, [KEY]: 'symbol' };
|
|
expect(Object.getOwnPropertyDescriptor(obj3Spread, 'foo').value).toBe('bar');
|
|
expect(Object.getOwnPropertyDescriptor(obj3Spread, KEY).value).toBe('symbol');
|
|
|
|
const obj4Spread = { ...Object.prototype };
|
|
expect(Object.getOwnPropertyDescriptor(obj4Spread, 'hasOwnProperty')).toBeUndefined();
|
|
|
|
expect(() => ({ ...null, ...undefined })).not.toThrow();
|
|
|
|
const o = Object.create(null);
|
|
o.a = 'foo';
|
|
o.__proto__ = [];
|
|
const o2 = { ...o };
|
|
expect(Array.isArray(Object.getPrototypeOf(o2))).toBe(false);
|
|
"#
|
|
);
|
|
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
spread_variable_declaration,
|
|
r#"var z = { ...x };"#,
|
|
r#"var z = _objectSpread({}, x);"#
|
|
);
|
|
|
|
// object_spread_assignment
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_assignment,
|
|
r#"
|
|
z = { x, ...y };
|
|
|
|
z = { x, w: { ...y } };
|
|
|
|
"#,
|
|
r#"
|
|
z = _objectSpread({
|
|
x
|
|
}, y);
|
|
z = {
|
|
x,
|
|
w: _objectSpread({}, y)
|
|
};
|
|
|
|
"#
|
|
);
|
|
|
|
//// regression_gh_7304
|
|
//test!(syntax(),|_| tr("{
|
|
// "presets": [
|
|
// [
|
|
// "env",
|
|
// {
|
|
// "shippedProposals": true,
|
|
// "targets": {
|
|
// "node": 8
|
|
// },
|
|
// "useBuiltIns": "usage",
|
|
// "corejs": 3
|
|
// }
|
|
// ]
|
|
// ],
|
|
// "plugins": []
|
|
//}
|
|
//"), regression_gh_7304, r#"
|
|
//export default class {
|
|
// method ({ ...object }) {}
|
|
//}
|
|
//"#, r#"
|
|
//"use strict";
|
|
//
|
|
//Object.defineProperty(exports, "__esModule", {
|
|
// value: true
|
|
//});
|
|
//exports.default = void 0;
|
|
//
|
|
//class _default {
|
|
// method(_ref) {
|
|
// let object = Object.assign({}, _ref);
|
|
// }
|
|
//
|
|
//}
|
|
//
|
|
//exports.default = _default;
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_symbol
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_symbol, r#"
|
|
//let {
|
|
// [Symbol.for("foo")]: foo,
|
|
// ...rest
|
|
//} = {};
|
|
//
|
|
//({ [Symbol.for("foo")]: foo, ...rest } = {});
|
|
//
|
|
//if ({ [Symbol.for("foo")]: foo, ...rest } = {}) {}
|
|
//
|
|
//"#, r#"
|
|
//var _ref3, _Symbol$for3;
|
|
//
|
|
//let _ref = {},
|
|
// _Symbol$for = Symbol.for("foo"),
|
|
// {
|
|
// [_Symbol$for]: foo
|
|
//} = _ref,
|
|
// rest = _objectWithoutProperties(_ref,
|
|
// [_Symbol$for].map(_toPropertyKey));
|
|
//
|
|
//var _ref2 = {};
|
|
//
|
|
//var _Symbol$for2 = Symbol.for("foo");
|
|
//
|
|
//({
|
|
// [_Symbol$for2]: foo
|
|
//} = _ref2);
|
|
//rest = _objectWithoutProperties(_ref2,
|
|
// [_Symbol$for2].map(_toPropertyKey));
|
|
//_ref2;
|
|
//
|
|
//if (_ref3 = {}, _Symbol$for3 = Symbol.for("foo"), ({
|
|
// [_Symbol$for3]: foo
|
|
//} = _ref3), rest = _objectWithoutProperties(_ref3,
|
|
//} [_Symbol$for3].map(_toPropertyKey)), _ref3) {}
|
|
//
|
|
//"#);
|
|
|
|
// object_rest_symbol_exec_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_rest_symbol_exec_exec,
|
|
r#"
|
|
const sym = Symbol("test");
|
|
const sym2 = Symbol("not enumerable");
|
|
|
|
const src = { a: "string" };
|
|
Object.defineProperty(src, "b", { value: "not enumerable" })
|
|
Object.defineProperty(src, sym, { enumerable: true, value: "symbol" });
|
|
Object.defineProperty(src, sym2, { value: "not enumerable" });
|
|
|
|
const {...rest} = src;
|
|
|
|
expect(rest[sym]).toBe("symbol");
|
|
expect(rest.a).toBe("string");
|
|
expect(Object.getOwnPropertyNames(rest)).toEqual(["a"]);
|
|
expect(Object.getOwnPropertySymbols(rest)).toEqual([sym]);
|
|
|
|
const { [sym]: dst, ...noSym } = src;
|
|
|
|
expect(dst).toBe("symbol");
|
|
expect(noSym.a).toBe("string");
|
|
expect(Object.getOwnPropertySymbols(noSym)).toEqual([]);
|
|
|
|
"#
|
|
);
|
|
|
|
//// object_rest_impure_computed
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_impure_computed, r#"
|
|
//var key, x, y, z;
|
|
//// impure
|
|
//key = 1;
|
|
//var { [key++]: y, ...x } = { 1: 1, a: 1 };
|
|
//expect(x).toEqual({ a: 1 });
|
|
//expect(key).toBe(2);
|
|
//expect(y).toBe(1);
|
|
//
|
|
//// takes care of the order
|
|
//
|
|
//key = 1;
|
|
//var { [++key]: y, [++key]: z, ...rest} = {2: 2, 3: 3};
|
|
//expect(y).toBe(2);
|
|
//expect(z).toBe(3);
|
|
//
|
|
//// pure, computed property should remain as-is
|
|
//key = 2;
|
|
//({ [key]: y, z, ...x } = {2: "two", z: "zee"});
|
|
//expect(y).toBe("two");
|
|
//expect(x).toEqual({});
|
|
//expect(z).toBe("zee");
|
|
//
|
|
//"#, r#"
|
|
//var key, x, y, z; // impure
|
|
//
|
|
//key = 1;
|
|
//
|
|
//var _$a = {
|
|
// 1: 1,
|
|
// a: 1
|
|
//},
|
|
// _ref = key++,
|
|
// {
|
|
// [_ref]: y
|
|
//} = _$a,
|
|
// x = _objectWithoutProperties(_$a,
|
|
// [_ref].map(_toPropertyKey));
|
|
//
|
|
//expect(x).toEqual({
|
|
// a: 1
|
|
//});
|
|
//expect(key).toBe(2);
|
|
//expect(y).toBe(1); // takes care of the order
|
|
//
|
|
//key = 1;
|
|
//
|
|
//var _$ = {
|
|
// 2: 2,
|
|
// 3: 3
|
|
//},
|
|
// _ref2 = ++key,
|
|
// _ref3 = ++key,
|
|
// {
|
|
// [_ref2]: y,
|
|
// [_ref3]: z
|
|
//} = _$,
|
|
// rest = _objectWithoutProperties(_$, [_ref2,
|
|
// _ref3].map(_toPropertyKey));
|
|
//
|
|
//expect(y).toBe(2);
|
|
//expect(z).toBe(3); // pure, computed property should remain as-is
|
|
//
|
|
//key = 2;
|
|
//var _$z = {
|
|
// 2: "two",
|
|
// z: "zee"
|
|
//};
|
|
//({
|
|
// [key]: y,
|
|
// z
|
|
//} = _$z);
|
|
//x = _objectWithoutProperties(_$z, [key,
|
|
// "z"].map(_toPropertyKey));
|
|
//_$z;
|
|
//expect(y).toBe("two");
|
|
//expect(x).toEqual({});
|
|
//expect(z).toBe("zee");
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_catch_clause
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_catch_clause, r#"
|
|
//try {} catch({ ...a34 }) {}
|
|
//try {} catch({a1, ...b1}) {}
|
|
//try {} catch({a2, b2, ...c2}) {}
|
|
//try {} catch({a2, b2, c2: { c3, ...c4 }}) {}
|
|
//
|
|
//// Unchanged
|
|
//try {} catch(a) {}
|
|
//try {} catch({ b }) {}
|
|
//
|
|
//"#, r#"
|
|
//try {} catch (_ref) {
|
|
// let a34 = _extends({}, _ref);
|
|
//}
|
|
//
|
|
//try {} catch (_ref2) {
|
|
// let {
|
|
// a1
|
|
// } = _ref2,
|
|
// b1 = _objectWithoutProperties(_ref2, ["a1"]);
|
|
//}
|
|
//
|
|
//try {} catch (_ref3) {
|
|
// let {
|
|
// a2,
|
|
// b2
|
|
// } = _ref3,
|
|
// c2 = _objectWithoutProperties(_ref3, ["a2", "b2"]);
|
|
//}
|
|
//
|
|
//try {} catch (_ref4) {
|
|
// let {
|
|
// a2,
|
|
// b2,
|
|
// c2: {
|
|
// c3
|
|
// }
|
|
// } = _ref4,
|
|
// c4 = _objectWithoutProperties(_ref4.c2, ["c3"]);
|
|
//} // Unchanged
|
|
//
|
|
//
|
|
//try {} catch (a) {}
|
|
//
|
|
//try {} catch ({
|
|
// b
|
|
//}) {}
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_variable_destructuring
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_variable_destructuring, r#"
|
|
//var z = {};
|
|
//var { ...x } = z;
|
|
//var { ...a } = { a: 1 };
|
|
//var { ...x } = a.b;
|
|
//var { ...x } = a();
|
|
//var {x1, ...y1} = z;
|
|
//x1++;
|
|
//var { [a]: b, ...c } = z;
|
|
//var {x1, ...y1} = z;
|
|
//let {x2, y2, ...z2} = z;
|
|
//const {w3, x3, y3, ...z4} = z;
|
|
//
|
|
//let {
|
|
// x: { a: xa, [d]: f, ...asdf },
|
|
// y: { ...d },
|
|
// ...g
|
|
//} = complex;
|
|
//
|
|
//let { x4: { ...y4 } } = z;
|
|
//
|
|
//"#, r#"
|
|
//var z = {};
|
|
//var x = _extends({}, z);
|
|
//var a = _extends({}, {
|
|
// a: 1
|
|
//});
|
|
//var x = _extends({}, a.b);
|
|
//var x = _extends({}, a());
|
|
//var {
|
|
// x1
|
|
//} = z,
|
|
// y1 = _objectWithoutProperties(z, ["x1"]);
|
|
//x1++;
|
|
//var {
|
|
// [a]: b
|
|
//} = z,
|
|
// c = _objectWithoutProperties(z,
|
|
// [a].map(_toPropertyKey)); var {
|
|
// x1
|
|
//} = z,
|
|
// y1 = _objectWithoutProperties(z, ["x1"]);
|
|
//let {
|
|
// x2,
|
|
// y2
|
|
//} = z,
|
|
// z2 = _objectWithoutProperties(z, ["x2", "y2"]);
|
|
//const {
|
|
// w3,
|
|
// x3,
|
|
// y3
|
|
//} = z,
|
|
// z4 = _objectWithoutProperties(z, ["w3", "x3", "y3"]);
|
|
//let {
|
|
// x: {
|
|
// a: xa,
|
|
// [d]: f
|
|
// }
|
|
//} = complex,
|
|
// asdf = _objectWithoutProperties(complex.x, ["a",
|
|
// d].map(_toPropertyKey)), d = _extends({},
|
|
// complex.y), g = _objectWithoutProperties(complex, ["x"]);
|
|
//let {} = z,
|
|
// y4 = _extends({}, z.x4);
|
|
//
|
|
//"#);
|
|
|
|
// object_rest_non_string_computed_exec
|
|
|
|
//// regression_gh_8323
|
|
//test!(syntax(),|_| tr("{
|
|
// "presets": [["env", { "targets": { "node": "8" } }]],
|
|
// "plugins": [["proposal-object-rest-spread", { "loose": true }]]
|
|
//}
|
|
//"), regression_gh_8323, r#"
|
|
//const get = () => {
|
|
// fireTheMissiles();
|
|
// return 3;
|
|
//};
|
|
//
|
|
//const f = ({ a = get(), b, c, ...z }) => {
|
|
// const v = b + 3;
|
|
//};
|
|
//
|
|
//"#, r#"
|
|
//const get = () => {
|
|
// fireTheMissiles();
|
|
// return 3;
|
|
//};
|
|
//
|
|
//const f = (_ref) => {
|
|
// let {
|
|
// a = get(),
|
|
// b
|
|
// } = _ref,
|
|
// z = _objectWithoutPropertiesLoose(_ref, ["a", "b", "c"]);
|
|
//
|
|
// const v = b + 3;
|
|
//};
|
|
//
|
|
//"#);
|
|
|
|
// regression_gh_5151
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
regression_gh_5151,
|
|
r#"
|
|
const { x, ...y } = a,
|
|
z = foo(y);
|
|
|
|
const { ...s } = r,
|
|
t = foo(s);
|
|
|
|
// ordering is preserved
|
|
var l = foo(),
|
|
{ m: { n, ...o }, ...p } = bar(),
|
|
q = baz();
|
|
|
|
"#,
|
|
r#"
|
|
const {
|
|
x
|
|
} = a,
|
|
y = _objectWithoutProperties(a, ["x"]),
|
|
z = foo(y);
|
|
const s = _extends({}, r),
|
|
t = foo(s); // ordering is preserved
|
|
|
|
var l = foo(),
|
|
_ref = bar(),
|
|
{
|
|
m: {
|
|
n
|
|
}
|
|
} = _ref,
|
|
o = _objectWithoutProperties(_ref.m, ["n"]),
|
|
p = _objectWithoutProperties(_ref, ["m"]),
|
|
q = baz();
|
|
|
|
"#
|
|
);
|
|
|
|
// object_rest_parameters
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_parameters, r#"
|
|
//function a({ ...a34 }) {}
|
|
//function a2({a1, ...b1}) {}
|
|
//function a3({a2, b2, ...c2}) {}
|
|
//function a4({a3, ...c3}, {a5, ...c5}) {}
|
|
//function a5({a3, b2: { ba1, ...ba2 }, ...c3}) {}
|
|
//function a6({a3, b2: { ba1, ...ba2 } }) {}
|
|
//function a7({a1 = 1, ...b1} = {}) {}
|
|
//function a8([{...a1}]) {}
|
|
//function a9([{a1, ...a2}]) {}
|
|
//function a10([a1, {...a2}]) {}
|
|
//// Unchanged
|
|
//function b(a) {}
|
|
//function b2(a, ...b) {}
|
|
//function b3({ b }) {}
|
|
//
|
|
//"#, r#"
|
|
//function a(_ref) {
|
|
// let a34 = _extends({}, _ref);
|
|
//}
|
|
//
|
|
//function a2(_ref2) {
|
|
// let {
|
|
// a1
|
|
// } = _ref2,
|
|
// b1 = _objectWithoutProperties(_ref2, ["a1"]);
|
|
//}
|
|
//
|
|
//function a3(_ref3) {
|
|
// let {
|
|
// a2,
|
|
// b2
|
|
// } = _ref3,
|
|
// c2 = _objectWithoutProperties(_ref3, ["a2", "b2"]);
|
|
//}
|
|
//
|
|
//function a4(_ref5, _ref4) {
|
|
// let {
|
|
// a3
|
|
// } = _ref5,
|
|
// c3 = _objectWithoutProperties(_ref5, ["a3"]);
|
|
// let {
|
|
// a5
|
|
// } = _ref4,
|
|
// c5 = _objectWithoutProperties(_ref4, ["a5"]);
|
|
//}
|
|
//
|
|
//function a5(_ref6) {
|
|
// let {
|
|
// a3,
|
|
// b2: {
|
|
// ba1
|
|
// }
|
|
// } = _ref6,
|
|
// ba2 = _objectWithoutProperties(_ref6.b2, ["ba1"]),
|
|
// c3 = _objectWithoutProperties(_ref6, ["a3", "b2"]);
|
|
//}
|
|
//
|
|
//function a6(_ref7) {
|
|
// let {
|
|
// a3,
|
|
// b2: {
|
|
// ba1
|
|
// }
|
|
// } = _ref7,
|
|
// ba2 = _objectWithoutProperties(_ref7.b2, ["ba1"]);
|
|
//}
|
|
//
|
|
//function a7(_ref8 = {}) {
|
|
// let {
|
|
// a1 = 1
|
|
// } = _ref8,
|
|
// b1 = _objectWithoutProperties(_ref8, ["a1"]);
|
|
//}
|
|
//
|
|
//function a8([_ref9]) {
|
|
// let a1 = _extends({}, _ref9);
|
|
//}
|
|
//
|
|
//function a9([_ref10]) {
|
|
// let {
|
|
// a1
|
|
// } = _ref10,
|
|
// a2 = _objectWithoutProperties(_ref10, ["a1"]);
|
|
//}
|
|
//
|
|
//function a10([a1, _ref11]) {
|
|
// let a2 = _extends({}, _ref11);
|
|
//} // Unchanged
|
|
//
|
|
//
|
|
//function b(a) {}
|
|
//
|
|
//function b2(a, ...b) {}
|
|
//
|
|
//function b3({
|
|
// b
|
|
//}) {}
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_for_x_array_pattern
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_for_x_array_pattern, r#"
|
|
//// ForXStatement
|
|
//for (const [{a, ...b}] of []) {}
|
|
//for ([{a, ...b}] of []) {}
|
|
//async function a() {
|
|
// for await ([{a, ...b}] of []) {}
|
|
//}
|
|
//
|
|
//// skip
|
|
//for ([{a}] in {}) {}
|
|
//for ([{a}] of []) {}
|
|
//async function a() {
|
|
// for await ([{a}] of []) {}
|
|
//}
|
|
//
|
|
//for ([a, ...b] in {}) {}
|
|
//for ([a, ...b] of []) {}
|
|
//async function a() {
|
|
// for await ([a, ...b] of []) {}
|
|
//}
|
|
//
|
|
//"#, r#"
|
|
//// ForXStatement
|
|
//for (const _ref of []) {
|
|
// const [_ref2] = _ref;
|
|
// const {
|
|
// a
|
|
// } = _ref2,
|
|
// b = _objectWithoutProperties(_ref2, ["a"]);
|
|
//}
|
|
//
|
|
//for (var _ref3 of []) {
|
|
// [_ref4] = _ref3;
|
|
// var {
|
|
// a
|
|
// } = _ref4,
|
|
// b = _objectWithoutProperties(_ref4, ["a"]);
|
|
//}
|
|
//
|
|
//async function a() {
|
|
// for await (var _ref5 of []) {
|
|
// [_ref6] = _ref5;
|
|
// var {
|
|
// a
|
|
// } = _ref6,
|
|
// b = _objectWithoutProperties(_ref6, ["a"]);
|
|
// }
|
|
//} // skip
|
|
//
|
|
//
|
|
//for ([{
|
|
// a
|
|
//}] in {}) {}
|
|
//
|
|
//for ([{
|
|
// a
|
|
//}] of []) {}
|
|
//
|
|
//async function a() {
|
|
// for await ([{
|
|
// a
|
|
// }] of []) {}
|
|
//}
|
|
//
|
|
//for ([a, ...b] in {}) {}
|
|
//
|
|
//for ([a, ...b] of []) {}
|
|
//
|
|
//async function a() {
|
|
// for await ([a, ...b] of []) {}
|
|
//}
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_nested_computed_key
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested_computed_key, r#"
|
|
//const {
|
|
// [({ ...rest }) => {
|
|
// let { ...b } = {};
|
|
// }]: a,
|
|
// [({ ...d } = {})]: c,
|
|
//} = {};
|
|
//"#, r#"
|
|
//var _ref2;
|
|
//
|
|
//const {
|
|
// [(_ref) => {
|
|
// let rest = _extends({}, _ref);
|
|
// let b = _extends({}, {});
|
|
// }]: a,
|
|
// [(_ref2 = {}, ({} = _ref2), d = _extends({}, _ref2), _ref2)]: c
|
|
//} = {};
|
|
//
|
|
//"#);
|
|
|
|
// regression_gh_7388
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
regression_gh_7388,
|
|
r#"
|
|
function fn0(obj0) {
|
|
const {
|
|
fn1 = (obj1 = {}) => {
|
|
const {
|
|
fn2 = (obj2 = {}) => {
|
|
const {a, ...rest} = obj2;
|
|
console.log(rest);
|
|
}
|
|
} = obj1;
|
|
}
|
|
} = obj0;
|
|
}
|
|
|
|
"#,
|
|
r#"
|
|
function fn0(obj0) {
|
|
const {
|
|
fn1 = (obj1 = {}) => {
|
|
const {
|
|
fn2 = (obj2 = {}) => {
|
|
const {
|
|
a
|
|
} = obj2,
|
|
rest = _objectWithoutProperties(obj2, ["a"]);
|
|
console.log(rest);
|
|
}
|
|
} = obj1;
|
|
}
|
|
} = obj0;
|
|
}
|
|
|
|
"#
|
|
);
|
|
|
|
// object_rest_impure_computed_exec
|
|
|
|
//// object_rest_nested
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested, r#"
|
|
//const defunct = {
|
|
// outer: {
|
|
// inner: {
|
|
// three: 'three',
|
|
// four: 'four'
|
|
// }
|
|
// }
|
|
//}
|
|
//
|
|
//const { outer: { inner: { three, ...other } } } = defunct
|
|
//
|
|
//"#, r#"
|
|
//const defunct = {
|
|
// outer: {
|
|
// inner: {
|
|
// three: 'three',
|
|
// four: 'four'
|
|
// }
|
|
// }
|
|
//};
|
|
//const {
|
|
// outer: {
|
|
// inner: {
|
|
// three
|
|
// }
|
|
// }
|
|
//} = defunct,
|
|
// other = _objectWithoutProperties(defunct.outer.inner,
|
|
// ["three"]);
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_with_array_rest
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_with_array_rest, r#"
|
|
//let {
|
|
// a: [b, ...arrayRest],
|
|
// c = function(...functionRest){},
|
|
// ...objectRest
|
|
//} = {
|
|
// a: [1, 2, 3, 4],
|
|
// d: "oyez"
|
|
//};
|
|
//
|
|
//"#, r#"
|
|
//let _a$d = {
|
|
// a: [1, 2, 3, 4],
|
|
// d: "oyez"
|
|
//},
|
|
// {
|
|
// a: [b, ...arrayRest],
|
|
// c = function (...functionRest) {}
|
|
//} = _a$d,
|
|
// objectRest = _objectWithoutProperties(_a$d, ["a", "c"]);
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_nested_array_2
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested_array_2, r#"
|
|
//const [a, [{b, ...c}], {d, ...e}, [{ f, ...g}, {h: [i, {j, ...k}] }]] = x;
|
|
//
|
|
//"#, r#"
|
|
//const [a, [_ref], _ref2, [_ref3, {
|
|
// h: [i, _ref4]
|
|
//}]] = x;
|
|
//const {
|
|
// b
|
|
//} = _ref,
|
|
// c = _objectWithoutProperties(_ref, ["b"]),
|
|
// {
|
|
// d
|
|
//} = _ref2,
|
|
// e = _objectWithoutProperties(_ref2, ["d"]),
|
|
// {
|
|
// f
|
|
//} = _ref3,
|
|
// g = _objectWithoutProperties(_ref3, ["f"]),
|
|
// {
|
|
// j
|
|
//} = _ref4,
|
|
// k = _objectWithoutProperties(_ref4, ["j"]);
|
|
//
|
|
//"#);
|
|
|
|
// object_rest_impure_computed_exec_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_rest_impure_computed_exec_exec,
|
|
r#"
|
|
var key, x, y, z;
|
|
// impure
|
|
key = 1;
|
|
var { [key++]: y, ...x } = { 1: 1, a: 1 };
|
|
expect(x).toEqual({ a: 1 });
|
|
expect(key).toBe(2);
|
|
expect(1).toBe(y);
|
|
|
|
// takes care of the order
|
|
|
|
key = 1;
|
|
var { [++key]: y, [++key]: z, ...rest} = {2: 2, 3: 3};
|
|
expect(y).toBe(2);
|
|
expect(z).toBe(3);
|
|
|
|
// pure, computed property should remain as-is
|
|
key = 2;
|
|
({ [key]: y, z, ...x } = {2: "two", z: "zee"});
|
|
expect(y).toBe("two");
|
|
expect(x).toEqual({});
|
|
expect(z).toBe("zee");
|
|
|
|
// rhs evaluated before lhs
|
|
var order = [];
|
|
function left() {
|
|
order.push("left");
|
|
return 0;
|
|
}
|
|
function right() {
|
|
order.push("right");
|
|
return {};
|
|
}
|
|
var { [left()]: y, ...x} = right();
|
|
expect(order).toEqual(["right", "left"]);
|
|
|
|
"#
|
|
);
|
|
|
|
//// object_rest_duplicate_decl_bug
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "./plugin-clear-scope",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_duplicate_decl_bug, r#"
|
|
//it("es7.objectRestSpread", () => {
|
|
// let original = { a: 1, b: 2 };
|
|
// let { ...copy } = original;
|
|
//});
|
|
//
|
|
//"#, r#"
|
|
//it("es7.objectRestSpread", () => {
|
|
// let original = {
|
|
// a: 1,
|
|
// b: 2
|
|
// };
|
|
// let copy = _extends({}, original);
|
|
//});
|
|
//
|
|
//"#);
|
|
|
|
// regression_t7178
|
|
test!(
|
|
syntax(),
|
|
|_| chain!(
|
|
resolver(),
|
|
tr(),
|
|
destructuring(destructuring::Config { loose: false }),
|
|
common_js(Default::default()),
|
|
),
|
|
regression_t7178,
|
|
r#"
|
|
import props from "props";
|
|
|
|
console.log(props);
|
|
|
|
(function(){
|
|
const { ...props } = this.props;
|
|
|
|
console.log(props);
|
|
})();
|
|
|
|
"#,
|
|
r#"
|
|
"use strict";
|
|
|
|
var _props = _interopRequireDefault(require("props"));
|
|
|
|
console.log(_props.default);
|
|
|
|
(function () {
|
|
const props = _extends({}, this.props);
|
|
console.log(props);
|
|
})();
|
|
|
|
"#
|
|
);
|
|
|
|
// object_spread_expression_exec
|
|
test_exec!(
|
|
// WTF? babel's output is wrong
|
|
ignore,
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_expression_exec,
|
|
r#"
|
|
var log = [];
|
|
|
|
var a = {
|
|
...{ get foo() { log.push(1); } },
|
|
get bar() { log.push(2); }
|
|
};
|
|
|
|
expect(log).toEqual([1]);
|
|
|
|
"#
|
|
);
|
|
|
|
// object_rest_nested_default_value
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested_default_value, r#"
|
|
//const {
|
|
// a = ({ ...rest }) => {
|
|
// let { ...b } = {};
|
|
// },
|
|
// c = ({ ...d } = {}),
|
|
//} = {};
|
|
//"#, r#"
|
|
//var _ref2;
|
|
//
|
|
//const {
|
|
// a = (_ref) => {
|
|
// let rest = _extends({}, _ref);
|
|
// let b = _extends({}, {});
|
|
// },
|
|
// c = (_ref2 = {}, ({} = _ref2), d = _extends({}, _ref2), _ref2)
|
|
//} = {};
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_export
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_export, r#"
|
|
//// ExportNamedDeclaration
|
|
//export var { b, ...c } = asdf2;
|
|
//// Skip
|
|
//export var { bb, cc } = ads;
|
|
//export var [ dd, ee ] = ads;
|
|
//
|
|
//"#, r#"
|
|
//// ExportNamedDeclaration
|
|
//var {
|
|
// b
|
|
//} = asdf2,
|
|
// c = _objectWithoutProperties(asdf2, ["b"]); // Skip
|
|
//
|
|
//export { b, c };
|
|
//export var {
|
|
// bb,
|
|
// cc
|
|
//} = ads;
|
|
//export var [dd, ee] = ads;
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_non_string_computed
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_non_string_computed, r#"
|
|
//const a = {
|
|
// "3": "three",
|
|
// "foo": "bar"
|
|
//}
|
|
//
|
|
//const {
|
|
// [3]: omit,
|
|
// ...rest
|
|
//} = a;
|
|
//
|
|
//expect(rest).toEqual({"foo": "bar"});
|
|
//expect(omit).toBe("three");
|
|
//
|
|
//const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {toString() {
|
|
// return "warrior"; }}]; const c = {
|
|
// [k1]: "1",
|
|
// [k2]: "2",
|
|
// [k3]: "3",
|
|
// [k4]: "4",
|
|
// [k5]: "5"
|
|
//};
|
|
//
|
|
//const {
|
|
// [k1]: v1,
|
|
// [k2]: v2,
|
|
// [k3]: v3,
|
|
// [k4]: v4,
|
|
// [k5]: v5,
|
|
// ...vrest
|
|
//} = c;
|
|
//
|
|
//expect(v1).toBe("1");
|
|
//expect(v2).toBe("2");
|
|
//expect(v3).toBe("3");
|
|
//expect(v4).toBe("4");
|
|
//expect(v5).toBe("5");
|
|
//expect(vrest).toEqual({});
|
|
//
|
|
//// shouldn't convert symbols to strings
|
|
//const sx = Symbol();
|
|
//const sy = Symbol();
|
|
//
|
|
//const d = {
|
|
// [sx]: "sx",
|
|
// [sy]: "sy"
|
|
//}
|
|
//
|
|
//const {
|
|
// [sx]: dx,
|
|
// [sy]: dy
|
|
//} = d;
|
|
//
|
|
//expect(dx).toBe("sx");
|
|
//expect(dy).toBe("sy");
|
|
//
|
|
//"#, r#"
|
|
//const a = {
|
|
// "3": "three",
|
|
// "foo": "bar"
|
|
//};
|
|
//const {
|
|
// [3]: omit
|
|
//} = a,
|
|
// rest = _objectWithoutProperties(a, ["3"]);
|
|
//expect(rest).toEqual({
|
|
// "foo": "bar"
|
|
//});
|
|
//expect(omit).toBe("three");
|
|
//const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {
|
|
// toString() {
|
|
// return "warrior";
|
|
// }
|
|
//
|
|
//}];
|
|
//const c = {
|
|
// [k1]: "1",
|
|
// [k2]: "2",
|
|
// [k3]: "3",
|
|
// [k4]: "4",
|
|
// [k5]: "5"
|
|
//};
|
|
//const {
|
|
// [k1]: v1,
|
|
// [k2]: v2,
|
|
// [k3]: v3,
|
|
// [k4]: v4,
|
|
// [k5]: v5
|
|
//} = c,
|
|
// vrest = _objectWithoutProperties(c, [k1, k2, k3, k4,
|
|
// k5].map(_toPropertyKey)); expect(v1).toBe("1");
|
|
//expect(v2).toBe("2");
|
|
//expect(v3).toBe("3");
|
|
//expect(v4).toBe("4");
|
|
//expect(v5).toBe("5");
|
|
//expect(vrest).toEqual({}); // shouldn't convert symbols to strings
|
|
//
|
|
//const sx = Symbol();
|
|
//const sy = Symbol();
|
|
//const d = {
|
|
// [sx]: "sx",
|
|
// [sy]: "sy"
|
|
//};
|
|
//const {
|
|
// [sx]: dx,
|
|
// [sy]: dy
|
|
//} = d;
|
|
//expect(dx).toBe("sx");
|
|
//expect(dy).toBe("sy");
|
|
//
|
|
//"#);
|
|
|
|
// object_spread_variable_declaration
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_variable_declaration,
|
|
r#"
|
|
var z = { ...x };
|
|
|
|
"#,
|
|
r#"
|
|
var z = _objectSpread({}, x);
|
|
|
|
"#
|
|
);
|
|
|
|
//// object_rest_nested_array
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested_array, r#"
|
|
//const [a, {b, ...c}] = x;
|
|
//
|
|
//let [d, {e, ...f}] = x;
|
|
//
|
|
//[g, {h, ...i}] = x;
|
|
//
|
|
//
|
|
//"#, r#"
|
|
//const [a, _ref] = x;
|
|
//const {
|
|
// b
|
|
//} = _ref,
|
|
// c = _objectWithoutProperties(_ref, ["b"]);
|
|
//let [d, _ref2] = x;
|
|
//let {
|
|
// e
|
|
//} = _ref2,
|
|
// f = _objectWithoutProperties(_ref2, ["e"]);
|
|
//[g, _ref3] = x;
|
|
//var {
|
|
// h
|
|
//} = _ref3,
|
|
// i = _objectWithoutProperties(_ref3, ["h"]);
|
|
//
|
|
//"#);
|
|
|
|
// object_spread_no_object_assign_exec_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_no_object_assign_exec_exec,
|
|
r#"
|
|
Object.defineProperty(Object.prototype, 'NOSET', {
|
|
set(value) {
|
|
// noop
|
|
},
|
|
});
|
|
|
|
Object.defineProperty(Object.prototype, 'NOWRITE', {
|
|
writable: false,
|
|
value: 'abc',
|
|
});
|
|
|
|
const obj = { NOSET: 123 };
|
|
// this wouldn't work as expected if transformed as Object.assign (or equivalent)
|
|
// because those trigger object setters (spread don't)
|
|
const objSpread = { ...obj };
|
|
|
|
const obj2 = { NOSET: 123, NOWRITE: 456 };
|
|
// this line would throw `TypeError: Cannot assign to read only property 'NOWRITE'`
|
|
// if transformed as Object.assign (or equivalent) because those use *assignment* for creating properties
|
|
// (spread defines them)
|
|
const obj2Spread = { ...obj2 };
|
|
|
|
expect(objSpread).toEqual(obj);
|
|
expect(obj2Spread).toEqual(obj2);
|
|
|
|
const KEY = Symbol('key');
|
|
const obj3Spread = { ...{ get foo () { return 'bar' } }, [KEY]: 'symbol' };
|
|
expect(Object.getOwnPropertyDescriptor(obj3Spread, 'foo').value).toBe('bar');
|
|
expect(Object.getOwnPropertyDescriptor(obj3Spread, KEY).value).toBe('symbol');
|
|
|
|
const obj4Spread = { ...Object.prototype };
|
|
expect(Object.getOwnPropertyDescriptor(obj4Spread, 'hasOwnProperty')).toBeUndefined();
|
|
|
|
expect(() => ({ ...null, ...undefined })).not.toThrow();
|
|
|
|
const o = Object.create(null);
|
|
o.a = 'foo';
|
|
o.__proto__ = [];
|
|
const o2 = { ...o };
|
|
expect(Array.isArray(Object.getPrototypeOf(o2))).toBe(false);
|
|
|
|
"#
|
|
);
|
|
|
|
// object_rest_non_string_computed_exec_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_rest_non_string_computed_exec_exec,
|
|
r#"
|
|
const a = {
|
|
"3": "three",
|
|
"foo": "bar"
|
|
}
|
|
|
|
const {
|
|
[3]: omit,
|
|
...rest
|
|
} = a;
|
|
|
|
expect(rest).toEqual({"foo": "bar"});
|
|
expect(omit).toBe("three");
|
|
|
|
const [k1, k2, k3, k4, k5] = [null, undefined, true, false, {toString() { return "warrior"; }}];
|
|
const c = {
|
|
[k1]: "1",
|
|
[k2]: "2",
|
|
[k3]: "3",
|
|
[k4]: "4",
|
|
[k5]: "5"
|
|
};
|
|
|
|
const {
|
|
[k1]: v1,
|
|
[k2]: v2,
|
|
[k3]: v3,
|
|
[k4]: v4,
|
|
[k5]: v5,
|
|
...vrest
|
|
} = c;
|
|
|
|
expect(v1).toBe("1");
|
|
expect(v2).toBe("2");
|
|
expect(v3).toBe("3");
|
|
expect(v4).toBe("4");
|
|
expect(v5).toBe("5");
|
|
expect(vrest).toEqual({});
|
|
|
|
// shouldn't convert symbols to strings
|
|
const sx = Symbol();
|
|
const sy = Symbol();
|
|
|
|
const d = {
|
|
[sx]: "sx",
|
|
[sy]: "sy"
|
|
}
|
|
|
|
const {
|
|
[sx]: dx,
|
|
[sy]: dy
|
|
} = d;
|
|
|
|
expect(dx).toBe("sx");
|
|
expect(dy).toBe("sy");
|
|
|
|
"#
|
|
);
|
|
|
|
// object_rest_variable_exec
|
|
|
|
// object_rest_variable_exec_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_rest_variable_exec_exec,
|
|
r#"
|
|
// var { x, y, ...z } = { x: 1, y: 2, a: 3, b: 4 };
|
|
|
|
// expect(x).toBe(1);
|
|
// expect(y).toBe(2);
|
|
// expect(z).toEqual({ a: 3, b: 4 });
|
|
|
|
// var complex = {
|
|
// x: { a: 1, b: 2, c: 3 },
|
|
// };
|
|
|
|
// var {
|
|
// x: { a: xa, ...xbc }
|
|
// } = complex;
|
|
|
|
// expect(xa).toBe(1);
|
|
// expect(xbc).toEqual({ b: 2, c: 3});
|
|
|
|
// // own properties
|
|
// function ownX({ ...properties }) {
|
|
// return properties.x;
|
|
// }
|
|
// expect(ownX(Object.create({ x: 1 }))).toBeUndefined();
|
|
|
|
"#
|
|
);
|
|
|
|
//// object_rest_nested_2
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_nested_2, r#"
|
|
//const test = {
|
|
// foo: {
|
|
// bar: {
|
|
// baz: {
|
|
// a: {
|
|
// x: 1,
|
|
// y: 2,
|
|
// z: 3,
|
|
// },
|
|
// },
|
|
// },
|
|
// },
|
|
//};
|
|
//
|
|
//const { foo: { bar: { baz: { a: { x, ...other } } } } } = test;
|
|
//
|
|
//"#, r#"
|
|
//const test = {
|
|
// foo: {
|
|
// bar: {
|
|
// baz: {
|
|
// a: {
|
|
// x: 1,
|
|
// y: 2,
|
|
// z: 3
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
//};
|
|
//const {
|
|
// foo: {
|
|
// bar: {
|
|
// baz: {
|
|
// a: {
|
|
// x
|
|
// }
|
|
// }
|
|
// }
|
|
// }
|
|
//} = test,
|
|
// other = _objectWithoutProperties(test.foo.bar.baz.a, ["x"]);
|
|
//
|
|
//"#);
|
|
|
|
// object_spread_no_getOwnPropertyDescriptors_exec
|
|
test_exec!(
|
|
syntax(),
|
|
|_| tr(),
|
|
object_spread_no_get_own_property_descriptors_exec,
|
|
r#"
|
|
const oldGOPDs = Object.getOwnPropertyDescriptors;
|
|
Object.getOwnPropertyDescriptors = null;
|
|
|
|
({ ...{ a: 1 }, b: 1, ...{} });
|
|
|
|
Object.getOwnPropertyDescriptors = oldGOPDs;
|
|
|
|
"#
|
|
);
|
|
|
|
//// object_rest_for_x
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_for_x, r#"
|
|
//// ForXStatement
|
|
//for (var {a, ...b} of []) {}
|
|
//for ({a, ...b} of []) {}
|
|
//async function a() {
|
|
// for await ({a, ...b} of []) {}
|
|
//}
|
|
//
|
|
//// skip
|
|
//for ({a} in {}) {}
|
|
//for ({a} of []) {}
|
|
//async function a() {
|
|
// for await ({a} of []) {}
|
|
//}
|
|
//
|
|
//for (a in {}) {}
|
|
//for (a of []) {}
|
|
//async function a() {
|
|
// for await (a of []) {}
|
|
//}
|
|
//
|
|
//"#, r#"
|
|
//// ForXStatement
|
|
//for (var _ref of []) {
|
|
// var {
|
|
// a
|
|
// } = _ref,
|
|
// b = _objectWithoutProperties(_ref, ["a"]);
|
|
//}
|
|
//
|
|
//for (var _ref2 of []) {
|
|
// var _ref3 = _ref2;
|
|
// ({
|
|
// a
|
|
// } = _ref3);
|
|
// b = _objectWithoutProperties(_ref3, ["a"]);
|
|
// _ref3;
|
|
//}
|
|
//
|
|
//async function a() {
|
|
// for await (var _ref4 of []) {
|
|
// var _ref5 = _ref4;
|
|
// ({
|
|
// a
|
|
// } = _ref5);
|
|
// b = _objectWithoutProperties(_ref5, ["a"]);
|
|
// _ref5;
|
|
// }
|
|
//} // skip
|
|
//
|
|
//
|
|
//for ({
|
|
// a
|
|
//} in {}) {}
|
|
//
|
|
//for ({
|
|
// a
|
|
//} of []) {}
|
|
//
|
|
//async function a() {
|
|
// for await ({
|
|
// a
|
|
// } of []) {}
|
|
//}
|
|
//
|
|
//for (a in {}) {}
|
|
//
|
|
//for (a of []) {}
|
|
//
|
|
//async function a() {
|
|
// for await (a of []) {}
|
|
//}
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_template_literal_property_allLiterals_false
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_template_literal_property_allLiterals_false, r#"
|
|
//const input = {};
|
|
//
|
|
//const {
|
|
// given_name: givenName,
|
|
// 'last_name': lastName,
|
|
// [`country`]: country,
|
|
// [prefix + 'state']: state,
|
|
// [`${prefix}consents`]: consents,
|
|
// ...rest
|
|
//} = input;
|
|
//
|
|
//"#, r#"
|
|
//const input = {};
|
|
//
|
|
//const _ref = prefix + 'state',
|
|
// _ref2 = `${prefix}consents`,
|
|
// {
|
|
// given_name: givenName,
|
|
// 'last_name': lastName,
|
|
// [`country`]: country,
|
|
// [_ref]: state,
|
|
// [_ref2]: consents
|
|
//} = input,
|
|
// rest = _objectWithoutProperties(input, ["given_name",
|
|
// "last_name", `country`, _ref, _ref2].map(_toPropertyKey));
|
|
//
|
|
//"#);
|
|
|
|
//// object_rest_for_x_completion_record
|
|
//test!(syntax(),|_| tr("{
|
|
// "plugins": [
|
|
// "syntax-async-generators",
|
|
// "proposal-object-rest-spread",
|
|
//
|
|
// ]
|
|
//}
|
|
//"), object_rest_for_x_completion_record, r#"
|
|
//for ({a, ...b} of []) {}
|
|
//
|
|
//"#, r#"
|
|
//for (var _ref of []) {
|
|
// var _ref2 = _ref;
|
|
// ({
|
|
// a
|
|
// } = _ref2);
|
|
// b = _objectWithoutProperties(_ref2, ["a"]);
|
|
// _ref2;
|
|
// void 0;
|
|
//}
|
|
//
|
|
//"#);
|
|
|
|
// regression_gh_4904
|
|
test!(
|
|
syntax(),
|
|
|_| tr(),
|
|
regression_gh_4904,
|
|
r#"
|
|
const { s, ...t } = foo();
|
|
|
|
const { s: { q1, ...q2 }, ...q3 } = bar();
|
|
|
|
const { a } = foo(({ b, ...c }) => {
|
|
console.log(b, c);
|
|
});
|
|
|
|
"#,
|
|
r#"
|
|
const _ref = foo(), { s } = _ref, t = _objectWithoutProperties(_ref, ['s']);
|
|
const _ref1 = bar(), { s: { q1 } } = _ref1, q2 = _objectWithoutProperties(_ref1.s, ['q1']), q3 = _objectWithoutProperties(_ref1, ['s']);
|
|
const _ref2 = foo((_param)=>{
|
|
var { b } = _param, c = _objectWithoutProperties(_param, ['b']);
|
|
console.log(b, c);
|
|
}), { a } = _ref2;
|
|
|
|
|
|
"#
|
|
);
|