From 534039428496bcededc62d2e450d29d7bac42475 Mon Sep 17 00:00:00 2001
From: Kevin Ingersoll <kingersoll@gmail.com>
Date: Wed, 30 Oct 2024 17:15:54 +0000
Subject: [PATCH] fix(abi-ts): ts output should use as const (#3348)

---
 .changeset/smart-suns-scream.md | 5 +++++
 packages/abi-ts/src/command.ts  | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/smart-suns-scream.md

diff --git a/.changeset/smart-suns-scream.md b/.changeset/smart-suns-scream.md
new file mode 100644
index 0000000000..1d33c9985c
--- /dev/null
+++ b/.changeset/smart-suns-scream.md
@@ -0,0 +1,5 @@
+---
+"@latticexyz/abi-ts": patch
+---
+
+Using a TS extension (rather than DTS) now correctly includes `as const` in the TS output.
diff --git a/packages/abi-ts/src/command.ts b/packages/abi-ts/src/command.ts
index f4529c757d..d6b8c9679f 100644
--- a/packages/abi-ts/src/command.ts
+++ b/packages/abi-ts/src/command.ts
@@ -49,7 +49,7 @@ export const command: CommandModule<Options, Options> = {
 
       const ts = tsExtension.includes(".d.")
         ? `declare const abi: ${json};\n\nexport default abi;\n`
-        : `const abi = ${json};\n\nexport default abi;\n`;
+        : `const abi = ${json} as const;\n\nexport default abi;\n`;
 
       debug("Writing", tsFilename);
       writeFileSync(tsFilename, ts);