Use var for IIFE (#4588)

Otherwise, the created variable is not on the global object
rollup · Jul 26, 2022 · 3502ac4 · 3502ac4
1 parent 27c0557
commit 3502ac4
Show file tree

Hide file tree

Showing 5 changed files with 6 additions and 6 deletions.
diff --git a/src/finalisers/iife.ts b/src/finalisers/iife.ts
@@ -37,7 +37,7 @@ export default function iife(
 		strict
 	}: NormalizedOutputOptions
 ): Bundle {
-	const { _, cnst, getNonArrowFunctionIntro, getPropertyAccess, n } = snippets;
+	const { _, getNonArrowFunctionIntro, getPropertyAccess, n } = snippets;
 	const isNamespaced = name && name.includes('.');
 	const useVariableAssignment = !extend && !isNamespaced;
 
@@ -96,7 +96,7 @@ export default function iife(
 	if (hasExports) {
 		if (name && !(extend && namedExportsMode)) {
 			wrapperIntro =
-				(useVariableAssignment ? `${cnst} ${name}` : `this${keypath(name, getPropertyAccess)}`) +
+				(useVariableAssignment ? `var ${name}` : `this${keypath(name, getPropertyAccess)}`) +
 				`${_}=${_}${wrapperIntro}`;
 		}
 		if (isNamespaced) {

diff --git a/test/form/samples/deprecated/prefer-const/_expected/iife.js b/test/form/samples/deprecated/prefer-const/_expected/iife.js
@@ -1,4 +1,4 @@
-const myBundle = (function (other) {
+var myBundle = (function (other) {
 	'use strict';
 
 	const a = 1;

diff --git a/test/form/samples/generated-code-compact/const-bindings-false/_expected/iife.js b/test/form/samples/generated-code-compact/const-bindings-false/_expected/iife.js
diff --git a/test/form/samples/generated-code-compact/const-bindings-true/_expected/iife.js b/test/form/samples/generated-code-compact/const-bindings-true/_expected/iife.js
diff --git a/test/form/samples/generated-code/const-bindings-true/_expected/iife.js b/test/form/samples/generated-code/const-bindings-true/_expected/iife.js
@@ -1,4 +1,4 @@
-const bundle = (function (exports, foo$1) {
+var bundle = (function (exports, foo$1) {
 	'use strict';
 
 	const _interopDefaultLegacy = e => e && typeof e === 'object' && 'default' in e ? e : { 'default': e };