feat: add exports and exportedBindings to Module class

src/ExternalModule.ts

@@ -38,6 +38,8 @@ export default class ExternalModule {
 			get dynamicImporters() {
 				return dynamicImporters.sort();
 			},
+			exportedBindings: null,
+			exports: null,
 			hasDefaultExport: null,
 			get hasModuleSideEffects() {
 				warnDeprecation(

src/Module.ts

@@ -274,6 +274,8 @@ export default class Module {
 		const {
 			dynamicImports,
 			dynamicImporters,
+			exportAllSources,
+			exports,
 			implicitlyLoadedAfter,
 			implicitlyLoadedBefore,
 			importers,
@@ -298,6 +300,30 @@ export default class Module {
 			get dynamicImporters() {
 				return dynamicImporters.sort();
 			},
+			get exportedBindings() {
+				const reexportBindings: Record<string, string[]> = {};
+				for (const [name, { source }] of reexportDescriptions) {
+					reexportBindings[source] ??= [];
+					reexportBindings[source].push(name);
+				}
+
+				const exportAllSourceBindings: Record<string, ['*']> = {};
+				for (const source of exportAllSources) {
+					exportAllSourceBindings[source] = ['*'];
+				}
+
+				const exportBindings: Record<string, string[]> =
+					exports.size > 0 ? { '.': [...exports.keys()] } : {};
+
+				return { ...exportBindings, ...reexportBindings, ...exportAllSourceBindings };
+			},
+			get exports() {
+				return [
+					...exports.keys(),
+					...reexportDescriptions.keys(),
+					...[...exportAllSources].map(() => '*')
+				];
+			},
 			get hasDefaultExport() {
 				// This information is only valid after parsing
 				if (!module.ast) {

src/rollup/types.d.ts

@@ -157,6 +157,8 @@ interface ModuleInfo extends ModuleOptions {
 	dynamicImporters: readonly string[];
 	dynamicallyImportedIdResolutions: readonly ResolvedId[];
 	dynamicallyImportedIds: readonly string[];
+	exportedBindings: Record<string, string[]> | null;
+	exports: string[] | null;
 	hasDefaultExport: boolean | null;
 	/** @deprecated Use `moduleSideEffects` instead */
 	hasModuleSideEffects: boolean | 'no-treeshake';

test/chunking-form/samples/implicit-dependencies/implicitly-dependent-emitted-entry/_config.js

@@ -75,6 +75,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],
@@ -148,6 +150,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],

test/chunking-form/samples/implicit-dependencies/implicitly-dependent-entry/_config.js

@@ -71,6 +71,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],
@@ -144,6 +146,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exports: [],
+					exportedBindings: {},
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],

test/chunking-form/samples/implicit-dependencies/multiple-dependencies/_config.js

@@ -119,6 +119,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],
@@ -243,6 +245,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],
@@ -366,6 +370,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [ID_MAIN1, ID_MAIN2],

test/chunking-form/samples/implicit-dependencies/single-dependency/_config.js

@@ -70,6 +70,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [],
@@ -143,6 +145,8 @@ module.exports = {
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: false,
 					moduleSideEffects: true,
 					implicitlyLoadedAfterOneOf: [ID_MAIN],

test/function/samples/check-exports-exportedBindings-when-export-all-source/_config.js

@@ -0,0 +1,28 @@
+const assert = require('node:assert');
+const path = require('node:path');
+
+const ID_MAIN = path.join(__dirname, 'main.js');
+const ID_MODULE = path.join(__dirname, 'module.js');
+
+const expectedResult = {
+	[ID_MAIN]: {
+		exports: ['*'],
+		exportedBindings: { './module.js': ['*'] }
+	},
+	[ID_MODULE]: {
+		exports: ['default'],
+		exportedBindings: { '.': ['default'] }
+	}
+};
+
+module.exports = {
+	description: 'check exports and exportedBindings in moduleParsed when exporting all source',
+	options: {
+		plugins: {
+			moduleParsed(moduleInfo) {
+				const { exports, exportedBindings, id } = moduleInfo;
+				assert.deepStrictEqual({ exports, exportedBindings }, expectedResult[id]);
+			}
+		}
+	}
+};

test/function/samples/check-exports-exportedBindings-when-export-all-source/main.js

@@ -0,0 +1,2 @@
+export * from './module.js';
+assert.ok(true);

test/function/samples/check-exports-exportedBindings-when-export-all-source/module.js

@@ -0,0 +1 @@
+export default 1;

test/function/samples/deprecated/manual-chunks-info/_config.js

@@ -91,6 +91,8 @@ module.exports = {
 							],
 							dynamicallyImportedIds: ['external'],
 							dynamicImporters: [getId('main')],
+							exports: ['promise', 'internal'],
+							exportedBindings: { '.': ['promise'], './lib': ['internal'] },
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -134,6 +136,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [],
+							exportedBindings: { '.': ['default'] },
+							exports: ['default'],
 							hasDefaultExport: true,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -242,6 +246,8 @@ module.exports = {
 							],
 							dynamicallyImportedIds: [getId('dynamic')],
 							dynamicImporters: [],
+							exportedBindings: { '.': ['promise'], './lib': ['value'], external: ['external'] },
+							exports: ['promise', 'value', 'external'],
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -280,6 +286,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [getId('dynamic')],
+							exportedBindings: null,
+							exports: null,
 							hasDefaultExport: null,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],

test/function/samples/manual-chunks-info/_config.js

@@ -92,6 +92,8 @@ module.exports = {
 							],
 							dynamicallyImportedIds: ['external'],
 							dynamicImporters: [getId('main')],
+							exportedBindings: { '.': ['promise'], './lib': ['internal'] },
+							exports: ['promise', 'internal'],
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -135,6 +137,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [],
+							exportedBindings: { '.': ['default'] },
+							exports: ['default'],
 							hasDefaultExport: true,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -243,6 +247,12 @@ module.exports = {
 							],
 							dynamicallyImportedIds: [getId('dynamic')],
 							dynamicImporters: [],
+							exportedBindings: {
+								'.': ['promise'],
+								'./lib': ['value'],
+								external: ['external']
+							},
+							exports: ['promise', 'value', 'external'],
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -281,6 +291,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [getId('dynamic')],
+							exportedBindings: null,
+							exports: null,
 							hasDefaultExport: null,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],

test/function/samples/module-parsed-hook/_config.js

@@ -53,6 +53,8 @@ module.exports = {
 						dynamicallyImportedIdResolutions: [],
 						dynamicallyImportedIds: [],
 						dynamicImporters: [],
+						exportedBindings: { './dep.js': ['value'] },
+						exports: ['value'],
 						hasDefaultExport: false,
 						moduleSideEffects: true,
 						implicitlyLoadedAfterOneOf: [],
@@ -112,6 +114,8 @@ module.exports = {
 						dynamicallyImportedIdResolutions: [],
 						dynamicallyImportedIds: [],
 						dynamicImporters: [],
+						exportedBindings: { '.': ['value'] },
+						exports: ['value'],
 						hasDefaultExport: false,
 						moduleSideEffects: true,
 						implicitlyLoadedAfterOneOf: [],

test/function/samples/plugin-module-information/_config.js

@@ -20,6 +20,8 @@ module.exports = {
 					ast: null,
 					code: null,
 					dynamicImporters: [],
+					exportedBindings: {},
+					exports: [],
 					hasDefaultExport: null,
 					dynamicallyImportedIdResolutions: [],
 					dynamicallyImportedIds: [],
@@ -113,6 +115,8 @@ module.exports = {
 							},
 							code: "import path from 'path';\n\nexport const foo = path.resolve('foo');\n",
 							dynamicallyImportedIdResolutions: [],
+							exportedBindings: { '.': ['foo'] },
+							exports: ['foo'],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [],
 							hasDefaultExport: false,
@@ -284,6 +288,11 @@ module.exports = {
 							],
 							dynamicallyImportedIds: [ID_NESTED, ID_PATH],
 							dynamicImporters: [],
+							exportedBindings: {
+								'.': ['nested', 'path', 'pathAgain'],
+								'./foo.js': ['foo']
+							},
+							exports: ['nested', 'path', 'pathAgain', 'foo'],
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -377,6 +386,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [ID_MAIN],
+							exports: ['nested'],
+							exportedBindings: { '.': ['nested'] },
 							hasDefaultExport: false,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],
@@ -407,6 +418,8 @@ module.exports = {
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
 							dynamicImporters: [ID_MAIN],
+							exportedBindings: null,
+							exports: null,
 							hasDefaultExport: null,
 							moduleSideEffects: true,
 							implicitlyLoadedAfterOneOf: [],

test/function/samples/preload-module/_config.js

@@ -35,6 +35,8 @@ module.exports = {
 							assertions: {},
 							code: "import './dep';\nassert.ok(true);\n",
 							dynamicImporters: [],
+							exportedBindings: {},
+							exports: [],
 							hasDefaultExport: false,
 							dynamicallyImportedIdResolutions: [],
 							dynamicallyImportedIds: [],
@@ -74,6 +76,8 @@ module.exports = {
 						assertions: {},
 						code: 'assert.ok(true);\n',
 						dynamicImporters: [],
+						exportedBindings: {},
+						exports: [],
 						hasDefaultExport: false,
 						dynamicallyImportedIdResolutions: [],
 						dynamicallyImportedIds: [],