enhance: share common chunk

src/rollup/input.ts

@@ -157,7 +157,7 @@ export async function buildInputConfig(
           target: jscTarget,
         }),
       loose: true, // Use loose mode
-      externalHelpers: false,
+      externalHelpers: true,
       parser: swcParserConfig,
       transform: {
         decoratorVersion: '2022-03',

src/rollup/split-chunks.ts

@@ -31,6 +31,10 @@ export function createSplitChunks(
   const splitChunksGroupMap = new Map<string, string>()
 
   return function splitChunks(id, ctx) {
+    if (/[\\/]node_modules[\\/]\@swc[\\/]helper/.test(id)) {
+      return 'cc' // common chunk
+    }
+
     const moduleInfo = ctx.getModuleInfo(id)
     if (!moduleInfo) {
       return
@@ -59,9 +63,6 @@ export function createSplitChunks(
       }
     }
 
-    if (!isEntry) {
-    }
-
     // If current module has a layer, and it's not an entry
     if (moduleLayer && !isEntry) {
       // If the module is imported by the entry:

test/compile/es-basic/__snapshot__/es-basic.js.snapshot

@@ -1,42 +1,5 @@
-function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
-    try {
-        var info = gen[key](arg);
-        var value = info.value;
-    } catch (error) {
-        reject(error);
-        return;
-    }
-    if (info.done) {
-        resolve(value);
-    } else {
-        Promise.resolve(value).then(_next, _throw);
-    }
-}
-function _async_to_generator(fn) {
-    return function() {
-        var self = this, args = arguments;
-        return new Promise(function(resolve, reject) {
-            var gen = fn.apply(self, args);
-            function _next(value) {
-                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
-            }
-            function _throw(err) {
-                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
-            }
-            _next(undefined);
-        });
-    };
-}
-function _class_private_field_loose_base(receiver, privateKey) {
-    if (!Object.prototype.hasOwnProperty.call(receiver, privateKey)) {
-        throw new TypeError("attempted to use private field on non-instance");
-    }
-    return receiver;
-}
-var id = 0;
-function _class_private_field_loose_key(name) {
-    return "__private_" + id++ + "_" + name;
-}
+import { _ as _async_to_generator, a as _class_private_field_loose_key, b as _class_private_field_loose_base } from './cc-tR0qO6Uj.mjs';
+
 function* generator() {
     yield 1;
 }

test/compile/es-basic/__snapshot__/es-basic.min.js.snapshot

@@ -1 +1 @@
-function t(t,e,n,r,i,o,a){try{var c=t[o](a),u=c.value}catch(t){n(t);return}c.done?e(u):Promise.resolve(u).then(r,i)}function e(t,e){if(!Object.prototype.hasOwnProperty.call(t,e))throw TypeError("attempted to use private field on non-instance");return t}var n=0;function*r(){yield 1}function i(){return o.apply(this,arguments)}function o(){var e;return e=function*(){yield new Promise(t=>t(1))},(o=function(){var n=this,r=arguments;return new Promise(function(i,o){var a=e.apply(n,r);function c(e){t(a,i,o,c,u,"next",e)}function u(e){t(a,i,o,c,u,"throw",e)}c(void 0)})}).apply(this,arguments)}var a="__private_"+n+++"__x";class c{*f1(){yield 1}constructor(){Object.defineProperty(this,a,{writable:!0,value:void 0}),e(this,a)[a]=1,this.getX=()=>e(this,a)[a]}}let u=()=>"value:123";export{c as A,i as asyncFunc,r as generator,u as x};
+import{_ as t,a as e,b as i}from"./cc-DSvfI42W.mjs";function*n(){yield 1}function r(){return s.apply(this,arguments)}function s(){return(s=t(function*(){yield new Promise(t=>t(1))})).apply(this,arguments)}var a=e("_x");class o{*f1(){yield 1}constructor(){Object.defineProperty(this,a,{writable:!0,value:void 0}),i(this,a)[a]=1,this.getX=()=>i(this,a)[a]}}let c=()=>"value:123";export{o as A,r as asyncFunc,n as generator,c as x};

test/compile/ts-basic/__snapshot__/ts-basic.js.snapshot

@@ -1,48 +1,7 @@
+import { _ as _extends, a as _async_to_generator } from './cc-CgYInQop.mjs';
+
 const add = (a, b)=>a + b;
 
-function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
-    try {
-        var info = gen[key](arg);
-        var value = info.value;
-    } catch (error) {
-        reject(error);
-        return;
-    }
-    if (info.done) {
-        resolve(value);
-    } else {
-        Promise.resolve(value).then(_next, _throw);
-    }
-}
-function _async_to_generator(fn) {
-    return function() {
-        var self = this, args = arguments;
-        return new Promise(function(resolve, reject) {
-            var gen = fn.apply(self, args);
-            function _next(value) {
-                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
-            }
-            function _throw(err) {
-                asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
-            }
-            _next(undefined);
-        });
-    };
-}
-function _extends() {
-    _extends = Object.assign || function(target) {
-        for(var i = 1; i < arguments.length; i++){
-            var source = arguments[i];
-            for(var key in source){
-                if (Object.prototype.hasOwnProperty.call(source, key)) {
-                    target[key] = source[key];
-                }
-            }
-        }
-        return target;
-    };
-    return _extends.apply(this, arguments);
-}
 const sum = add(1, 2);
 const obj = {
     a: 1,

test/compile/ts-basic/__snapshot__/ts-basic.min.js.snapshot

@@ -1 +1 @@
-function n(n,t,r,e,o,i,a){try{var u=n[i](a),c=u.value}catch(n){r(n);return}u.done?t(c):Promise.resolve(c).then(e,o)}function t(){return(t=Object.assign||function(n){for(var t=1;t<arguments.length;t++){var r=arguments[t];for(var e in r)Object.prototype.hasOwnProperty.call(r,e)&&(n[e]=r[e])}return n}).apply(this,arguments)}let r=3,e=t({},{a:1,b:2});function o(){return i.apply(this,arguments)}function i(){var t;return t=function*(){yield new Promise(n=>n(1))},(i=function(){var r=this,e=arguments;return new Promise(function(o,i){var a=t.apply(r,e);function u(t){n(a,o,i,u,c,"next",t)}function c(t){n(a,o,i,u,c,"throw",t)}u(void 0)})}).apply(this,arguments)}export{o as asyncFunc,e as clone,r as default};
+import{_ as n,a as t}from"./cc-BNzK7Xbm.mjs";let a=3,e=n({},{a:1,b:2});function s(){return c.apply(this,arguments)}function c(){return(c=t(function*(){yield new Promise(n=>n(1))})).apply(this,arguments)}export{s as asyncFunc,e as clone,a as default};

test/integration/server-components/index.test.ts

@@ -8,10 +8,12 @@ describe('integration server-components', () => {
     const jsFiles = await getFileNamesFromDirectory(distDir)
 
     expect(jsFiles).toEqual([
+      'cc-BU0zEyYq.js',
+      'cc-DF6UvQmH.cjs',
       'index.cjs',
       'index.js',
-      'mod_actions-12x-B2kXJwqw.cjs',
-      'mod_actions-12x-DSdgX-jM.js',
+      'mod_actions-12x-B8bHfyua.cjs',
+      'mod_actions-12x-MaoLVK3i.js',
       'mod_client-12s-BO96FYFA.js',
       'mod_client-12s-DAeHkA4H.cjs',
       'ui.cjs',

test/integration/split-common-chunks/.gitignore

@@ -0,0 +1 @@
+!tsconfig.json

test/integration/split-common-chunks/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "default-ts-target",
+  "main": "./dist/index.js",
+  "type": "module",
+  "exports": {
+    ".": {
+      "import": "./dist/index.js",
+      "require": "./dist/index.cjs"
+    },
+    "./foo": {
+      "import": "./dist/foo.js"
+    },
+    "./bar": {
+      "import": "./dist/bar.js",
+      "require": "./dist/bar.cjs"
+    }
+  }
+}