From 792c992dc04ef5598e8241b30515cf017bbf97f9 Mon Sep 17 00:00:00 2001
From: Paul Mucur <mudge@mudge.name>
Date: Mon, 1 Apr 2024 11:54:17 +0100
Subject: [PATCH] Run all tests with frozen string literals enabled

To catch any accidental errors mutating frozen strings, enable them by
default in CI.

See https://ruby.social/@byroot/112177840865649404
---
 .github/workflows/tests.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ff04826..64b71a3 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -1,7 +1,9 @@
 name: re2 Tests
+
 concurrency:
   group: "${{github.workflow}}-${{github.sha}}"
   cancel-in-progress: true
+
 on:
   workflow_dispatch:
   push:
@@ -9,6 +11,9 @@ on:
       - main
   pull_request:
 
+env:
+  RUBYOPT: "--enable-frozen-string-literal --debug-frozen-string-literal --debug"
+
 jobs:
   build-cruby-gem:
     name: "Build CRuby gem"