fix(es/minifier): Enable seq inliner for const declarations (#8255)

crates/swc/tests/fixture/issues-5xxx/5112/output/index.js

@@ -1,7 +1,6 @@
 function c(r, n) {
-    let e = new Uint8Array(4 * r * r);
     return {
-        e,
+        e: new Uint8Array(4 * r * r),
         s: Math.sqrt(1.25),
         c: (r - n) / 2
     };

crates/swc/tests/fixture/issues-5xxx/5865/output/index.js

@@ -1 +1 @@
-var a;v=(a=r,b=>{let n=a.map(t=>{if(t)return t.foo});return n});
+var a;v=(a=r,b=>a.map(t=>{if(t)return t.foo}));

crates/swc/tests/fixture/issues-7xxx/7241/output/index.js

@@ -1,4 +1 @@
-!function() {
-    let o = something();
-    console.log(o);
-}();
+console.log(something());

crates/swc/tests/fixture/issues-7xxx/7287/1/output/index.js

@@ -1 +1 @@
-!function(){let r=(console.log("REQUIRE"),1);console.log(r)}();
+console.log((console.log("REQUIRE"),1));

crates/swc/tests/fixture/issues-8xxx/8155/1/output/1.js

@@ -8,8 +8,7 @@ let someFn = (xx, x, y)=>[
         2,
         3
     ], goodFunction = (_ref = _async_to_generator(function*() {
-    let rb = yield getArray(), rc = yield getArray();
-    console.log(someFn(1, rb, rc));
+    console.log(someFn(1, (yield getArray()), (yield getArray())));
 }), function() {
     return _ref.apply(this, arguments);
 }), badFunction = (_ref1 = _async_to_generator(function*() {

crates/swc/tests/tsc-references/accessorsOverrideProperty2.2.minified.js

@@ -2,12 +2,11 @@
 class Base {
     x = 1;
 }
-const obj = new class extends Base {
+console.log(new class extends Base {
     get x() {
         return 2;
     }
     set x(value) {
         console.log(`x was set to ${value}`);
     }
-}();
-console.log(obj.x);
+}().x);

crates/swc/tests/tsc-references/accessorsOverrideProperty8.2.minified.js

@@ -5,12 +5,12 @@ const Base = classWithProperties({
     },
     y: 'string'
 }, class {
-}), mine = new class extends Base {
+});
+new class extends Base {
     get x() {
         return !1;
     }
     get y() {
         return 'hi';
     }
-}();
-mine.x;
+}().x;

crates/swc/tests/tsc-references/defaultExportInAwaitExpression01.2.minified.js

@@ -9,9 +9,9 @@ global = this, factory = function(exports1) {
             return _default;
         }
     });
-    let x = new Promise((resolve, reject)=>{
+    let _default = new Promise((resolve, reject)=>{
         resolve({});
-    }), _default = x;
+    });
 }, "object" == typeof module && "object" == typeof module.exports ? factory(exports) : "function" == typeof define && define.amd ? define([
     "exports"
 ], factory) : (global = "undefined" != typeof globalThis ? globalThis : global || self) && factory(global.aTs = {});

crates/swc/tests/tsc-references/defaultExportInAwaitExpression02.2.minified.js

@@ -7,14 +7,14 @@ Object.defineProperty(exports, "__esModule", {
         return _default;
     }
 });
-const x = new Promise((resolve, reject)=>{
+const _default = new Promise((resolve, reject)=>{
     resolve({});
-}), _default = x;
+});
 //// [b.ts]
 Object.defineProperty(exports, "__esModule", {
     value: !0
 });
-const _async_to_generator = require("@swc/helpers/_/_async_to_generator"), _interop_require_default = require("@swc/helpers/_/_interop_require_default"), _a = _interop_require_default._(require("./a"));
+const _async_to_generator = require("@swc/helpers/_/_async_to_generator"), _a = require("@swc/helpers/_/_interop_require_default")._(require("./a"));
 _async_to_generator._(function*() {
     yield _a.default;
 })();

crates/swc/tests/tsc-references/es2020IntlAPIs.2.minified.js

@@ -7,11 +7,9 @@ log("en-US"), log("de-DE");
 const rtf1 = new Intl.RelativeTimeFormat('en', {
     style: 'narrow'
 });
-console.log(rtf1.format(3, 'quarter')), console.log(rtf1.format(-1, 'day'));
-const rtf2 = new Intl.RelativeTimeFormat('es', {
+console.log(rtf1.format(3, 'quarter')), console.log(rtf1.format(-1, 'day')), console.log(new Intl.RelativeTimeFormat('es', {
     numeric: 'auto'
-});
-console.log(rtf2.format(2, 'day'));
+}).format(2, 'day'));
 const regionNamesInEnglish = new Intl.DisplayNames([
     'en'
 ], {

crates/swc/tests/tsc-references/es2022SharedMemory.2.minified.js

@@ -1,7 +1,7 @@
 //// [es2022SharedMemory.ts]
 const sab = new SharedArrayBuffer(1024 * Int32Array.BYTES_PER_ELEMENT), int32 = new Int32Array(sab), sab64 = new SharedArrayBuffer(1024 * BigInt64Array.BYTES_PER_ELEMENT), int64 = new BigInt64Array(sab64);
 Atomics.wait(int32, 0, 0);
-const { async, value } = Atomics.waitAsync(int32, 0, 0), { async: async64, value: value64 } = Atomics.waitAsync(int64, 0, BigInt(0)), main = async ()=>{
+const { async, value } = Atomics.waitAsync(int32, 0, 0), { async: async64, value: value64 } = Atomics.waitAsync(int64, 0, BigInt(0));
+(async ()=>{
     async && await value, async64 && await value64;
-};
-main();
+})();

crates/swc/tests/tsc-references/exportAssignmentOfExportNamespaceWithDefault.2.minified.js

@@ -1,7 +1,5 @@
 //// [main.ts]
 Object.defineProperty(exports, "__esModule", {
     value: !0
-});
-const _interop_require_default = require("@swc/helpers/_/_interop_require_default"), _a = _interop_require_default._(require("a"));
-(0, _a.default)();
+}), (0, require("@swc/helpers/_/_interop_require_default")._(require("a")).default)();
 //// [external.d.ts]

crates/swc/tests/tsc-references/exportsAndImports4-es6.2.minified.js

@@ -13,8 +13,8 @@ const _default = "hello";
 Object.defineProperty(exports, "__esModule", {
     value: !0
 });
-const _interop_require_wildcard = require("@swc/helpers/_/_interop_require_wildcard"), _t1 = _interop_require_wildcard._(require("./t1")), a = require("./t1");
-a.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default;
+const _t1 = require("@swc/helpers/_/_interop_require_wildcard")._(require("./t1"));
+require("./t1").default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default;
 //// [t3.ts]
 Object.defineProperty(exports, "__esModule", {
     value: !0
@@ -49,5 +49,5 @@ Object.defineProperty(exports, "__esModule", {
         return _t1.default;
     }
 });
-const _interop_require_wildcard = require("@swc/helpers/_/_interop_require_wildcard"), _t1 = _interop_require_wildcard._(require("./t1")), a = require("./t1");
+const _t1 = require("@swc/helpers/_/_interop_require_wildcard")._(require("./t1")), a = require("./t1");
 a.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default, _t1.default;

crates/swc/tests/tsc-references/importAssertion2(module=commonjs).2.minified.js

@@ -35,7 +35,7 @@ Object.defineProperty(exports, "__esModule", {
         return _0;
     }
 });
-const _export_star = require("@swc/helpers/_/_export_star"), _interop_require_wildcard = require("@swc/helpers/_/_interop_require_wildcard"), _0 = _interop_require_wildcard._(_export_star._(require("./0"), exports));
+const _export_star = require("@swc/helpers/_/_export_star"), _0 = require("@swc/helpers/_/_interop_require_wildcard")._(_export_star._(require("./0"), exports));
 //// [2.ts]
 Object.defineProperty(exports, "__esModule", {
     value: !0

crates/swc/tests/tsc-references/importCallExpression5ES2020.2.minified.js

@@ -12,5 +12,4 @@ export function backup() {
     return "backup";
 }
 //// [2.ts]
-const specify = bar() ? "./0" : void 0;
-import(specify), import(void 0), import(bar() ? "./1" : null), import(null);
+import(bar() ? "./0" : void 0), import(void 0), import(bar() ? "./1" : null), import(null);

crates/swc/tests/tsc-references/importCallExpression6ES2020.2.minified.js

@@ -12,5 +12,4 @@ export function backup() {
     return "backup";
 }
 //// [2.ts]
-const specify = bar() ? "./0" : void 0;
-import(specify), import(void 0), import(bar() ? "./1" : null), import(null);
+import(bar() ? "./0" : void 0), import(void 0), import(bar() ? "./1" : null), import(null);

crates/swc/tests/tsc-references/intersectionsAndEmptyObjects.2.minified.js

@@ -3,19 +3,11 @@ Object.defineProperty(exports, "__esModule", {
     value: !0
 });
 const _interop_require_wildcard = require("@swc/helpers/_/_interop_require_wildcard"), intersectDictionaries = (d1, d2)=>Object.assign({}, d1, d2), testDictionary = (_value)=>{}, d1 = {};
-testDictionary(d1);
-const d2 = intersectDictionaries(d1, d1);
-testDictionary(d2);
+testDictionary(d1), testDictionary(intersectDictionaries(d1, d1));
 const d3 = {
     s: ''
 };
-testDictionary(d3);
-const d4 = intersectDictionaries(d1, d3);
-testDictionary(d4);
-const d5 = intersectDictionaries(d3, d1);
-testDictionary(d5);
-const d6 = intersectDictionaries(d3, d3);
-testDictionary(d6), mock(Promise.resolve().then(()=>_interop_require_wildcard._(require("./ex"))));
+testDictionary(d3), testDictionary(intersectDictionaries(d1, d3)), testDictionary(intersectDictionaries(d3, d1)), testDictionary(intersectDictionaries(d3, d3)), mock(Promise.resolve().then(()=>_interop_require_wildcard._(require("./ex"))));
 //// [ex.d.ts]
 Object.defineProperty(exports, "__esModule", {
     value: !0

crates/swc/tests/tsc-references/mixinAbstractClasses.2.2.minified.js

@@ -1,7 +1,6 @@
 //// [mixinAbstractClasses.2.ts]
 var baseClass;
-const MixedBase = (baseClass = class {
+new (baseClass = class {
 }, class extends baseClass {
     mixinMethod() {}
-});
-new MixedBase();
+})();

crates/swc/tests/tsc-references/numberFormatCurrencySignResolved.2.minified.js

@@ -1,7 +1,6 @@
 //// [numberFormatCurrencySignResolved.ts]
-const options = new Intl.NumberFormat('en-NZ', {
+new Intl.NumberFormat('en-NZ', {
     style: 'currency',
     currency: 'NZD',
     currencySign: 'accounting'
-}).resolvedOptions();
-options.currencySign;
+}).resolvedOptions().currencySign;

crates/swc/tests/tsc-references/privateNameMethodAsync.2.minified.js

@@ -2,15 +2,6 @@
 var _bar, _baz, _qux;
 import { _ as _class_private_method_get } from "@swc/helpers/_/_class_private_method_get";
 import { _ as _class_private_method_init } from "@swc/helpers/_/_class_private_method_init";
-let C = (_bar = new WeakSet(), _baz = new WeakSet(), _qux = new WeakSet(), class {
-    async foo() {
-        let b = await _class_private_method_get(this, _bar, bar).call(this);
-        return b + (_class_private_method_get(this, _baz, baz).call(this).next().value || 0) + ((await _class_private_method_get(this, _qux, qux).call(this).next()).value || 0);
-    }
-    constructor(){
-        _class_private_method_init(this, _bar), _class_private_method_init(this, _baz), _class_private_method_init(this, _qux);
-    }
-});
 async function bar() {
     return await Promise.resolve(42);
 }
@@ -20,4 +11,11 @@ function* baz() {
 async function* qux() {
     yield await Promise.resolve(42);
 }
-new C().foo().then(console.log);
+new (_bar = new WeakSet(), _baz = new WeakSet(), _qux = new WeakSet(), class {
+    async foo() {
+        return await _class_private_method_get(this, _bar, bar).call(this) + (_class_private_method_get(this, _baz, baz).call(this).next().value || 0) + ((await _class_private_method_get(this, _qux, qux).call(this).next()).value || 0);
+    }
+    constructor(){
+        _class_private_method_init(this, _bar), _class_private_method_init(this, _baz), _class_private_method_init(this, _qux);
+    }
+})().foo().then(console.log);

crates/swc/tests/tsc-references/privateNameReadonly.2.minified.js

@@ -2,12 +2,11 @@
 var _bar;
 import { _ as _class_private_method_init } from "@swc/helpers/_/_class_private_method_init";
 import { _ as _read_only_error } from "@swc/helpers/_/_read_only_error";
-let C = (_bar = new WeakSet(), class {
+console.log(new (_bar = new WeakSet(), class {
     foo() {
         console.log("should log this then throw"), _read_only_error("#bar");
     }
     constructor(){
         _class_private_method_init(this, _bar);
     }
-});
-console.log(new C().foo());
+})().foo());

crates/swc/tests/tsc-references/privateNameSetterNoGetter.2.minified.js

@@ -3,7 +3,8 @@ var _x;
 import { _ as _class_private_field_init } from "@swc/helpers/_/_class_private_field_init";
 import { _ as _class_private_field_set } from "@swc/helpers/_/_class_private_field_set";
 import { _ as _write_only_error } from "@swc/helpers/_/_write_only_error";
-let C = (_x = new WeakMap(), class {
+function set_x(x) {}
+console.log(new (_x = new WeakMap(), class {
     m() {
         _class_private_field_set(this, _x, _write_only_error("#x") + 2);
     }
@@ -13,6 +14,4 @@ let C = (_x = new WeakMap(), class {
             set: set_x
         });
     }
-});
-function set_x(x) {}
-console.log(new C().m());
+})().m());

crates/swc/tests/tsc-references/privateNameStaticAccessorsCallExpression.2.minified.js

@@ -3,9 +3,7 @@ import { _ as _class_static_private_field_spec_get } from "@swc/helpers/_/_class
 import { _ as _class_static_private_field_spec_set } from "@swc/helpers/_/_class_static_private_field_spec_set";
 class A {
     static test() {
-        _class_static_private_field_spec_get(this, A, _fieldFunc).call(A);
-        let func = _class_static_private_field_spec_get(this, A, _fieldFunc);
-        func(), new (_class_static_private_field_spec_get(this, A, _fieldFunc))();
+        _class_static_private_field_spec_get(this, A, _fieldFunc).call(A), _class_static_private_field_spec_get(this, A, _fieldFunc)(), new (_class_static_private_field_spec_get(this, A, _fieldFunc))();
         let arr = [
             1,
             2

crates/swc/tests/tsc-references/privateNameStaticMethodCallExpression.2.minified.js

@@ -2,9 +2,7 @@
 import { _ as _class_static_private_method_get } from "@swc/helpers/_/_class_static_private_method_get";
 class AA {
     test() {
-        _class_static_private_method_get(AA, AA, method).call(AA);
-        let func = _class_static_private_method_get(AA, AA, method);
-        func(), new (_class_static_private_method_get(AA, AA, method))();
+        _class_static_private_method_get(AA, AA, method).call(AA), _class_static_private_method_get(AA, AA, method)(), new (_class_static_private_method_get(AA, AA, method))();
         let arr = [
             1,
             2

crates/swc/tests/tsc-references/propertyOverridesAccessors2.2.minified.js

@@ -7,7 +7,6 @@ class Base {
         console.log(`x was set to ${value}`);
     }
 }
-const obj = new class extends Base {
+console.log(new class extends Base {
     x = 1;
-}();
-console.log(obj.x);
+}().x);

crates/swc/tests/tsc-references/propertyOverridesAccessors3.2.minified.js

@@ -11,9 +11,6 @@ class Animal {
         console.log(this._sound);
     }
 }
-const a = new Animal;
-a.makeSound();
-const lion = new class extends Animal {
+(new Animal).makeSound(), (new class extends Animal {
     sound = 'RAWR!';
-};
-lion.makeSound();
+}).makeSound();