From 98f4bde5e097a6e83cf39a7e90b265bd045367d0 Mon Sep 17 00:00:00 2001
From: Adam <adam@haglund.dev>
Date: Sun, 19 Jun 2022 21:22:10 +0200
Subject: [PATCH] output esm

---
 .changeset/fuzzy-donuts-double.md | 9 +++++++++
 src/plugin.ts                     | 2 +-
 2 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/fuzzy-donuts-double.md

diff --git a/.changeset/fuzzy-donuts-double.md b/.changeset/fuzzy-donuts-double.md
new file mode 100644
index 0000000..2ba9639
--- /dev/null
+++ b/.changeset/fuzzy-donuts-double.md
@@ -0,0 +1,9 @@
+---
+"esbuild-cf-functions-plugin": patch
+---
+
+Changed the output format to ES modules.
+
+This should always result in smaller output file sizes!
+
+For example, the example function went from `1.3kb` to `0.45kb`!
diff --git a/src/plugin.ts b/src/plugin.ts
index 98cd26f..2a9a9cc 100644
--- a/src/plugin.ts
+++ b/src/plugin.ts
@@ -20,7 +20,7 @@ export const CloudFrontFunctionsPlugin = (): Plugin => ({
 
   setup: (build) => {
     build.initialOptions.target = "es5"
-    build.initialOptions.format = "cjs"
+    build.initialOptions.format = "esm"
 
     if (build.initialOptions.minify) {
       build.initialOptions.minify = false