Add ESM support

This switches to tsup and tsx for building and testing, which lets us add ESM support easily.
helmetjs · Jun 30, 2024 · 4752208 · 4752208
1 parent 08eb609
commit 4752208
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Added
+
+- ESM support
+
 ### Removed
 
 - **Breaking:** Dropped support for old Node versions. Node 18+ is now required

diff --git a/index.ts b/index.ts
@@ -127,7 +127,7 @@ function getHeaderValueFromOptions(options: unknown): string {
   return result;
 }
 
-export = function featurePolicy(options: Readonly<FeaturePolicyOptions>) {
+export default function featurePolicy(options: Readonly<FeaturePolicyOptions>) {
   const headerValue = getHeaderValueFromOptions(options);
 
   return function featurePolicy(
@@ -138,4 +138,4 @@ export = function featurePolicy(options: Readonly<FeaturePolicyOptions>) {
     res.setHeader("Feature-Policy", headerValue);
     next();
   };
-};
+}