Add support for ruby 3.3

.changeset/friendly-badgers-protect.md

@@ -0,0 +1,5 @@
+---
+'@vercel/ruby': patch
+---
+
+Add support for Ruby 3.3

packages/ruby/src/index.ts

@@ -73,6 +73,15 @@ async function bundleInstall(
       gemfilePath,
       gemfileContent.replace('ruby "~> 3.2.x"', 'ruby "~> 3.2.0"')
     );
+  } else if (gemfileContent.includes('ruby "~> 3.3.x"')) {
+    // Gemfile contains "3.3.x" which will cause an error message:
+    // "Your Ruby patchlevel is 0, but your Gemfile specified -1"
+    // See https://github.com/rubygems/bundler/blob/3f0638c6c8d340c2f2405ecb84eb3b39c433e36e/lib/bundler/errors.rb#L49
+    // We must correct to the actual version in the build container.
+    await writeFile(
+      gemfilePath,
+      gemfileContent.replace('ruby "~> 3.3.x"', 'ruby "~> 3.3.0"')
+    );
   }
 
   const bundlerEnv = cloneEnv(process.env, {

packages/ruby/src/install-ruby.ts

@@ -9,6 +9,7 @@ interface RubyVersion extends NodeVersion {
 
 function getOptions() {
   const options = [
+    { major: 3, minor: 3, range: '3.3.x', runtime: 'ruby3.3' },
     { major: 3, minor: 2, range: '3.2.x', runtime: 'ruby3.2' },
     {
       major: 2,

packages/ruby/test/fixtures/01-cowsay/Gemfile

@@ -2,6 +2,6 @@
 
 source "https://rubygems.org"
 
-ruby "~> 3.2.x"
+ruby "~> 3.3.x"
 
 gem "cowsay", "~> 0.3.0"

packages/ruby/test/fixtures/02-cowsay-vendored/Gemfile

@@ -2,6 +2,6 @@
 
 source "https://rubygems.org"
 
-ruby "~> 3.2.x"
+ruby "~> 3.3.x"
 
 gem "cowsay", "~> 0.3.0"

packages/ruby/test/fixtures/04-cowsay-vendored-nested/project/Gemfile

@@ -2,6 +2,6 @@
 
 source "https://rubygems.org"
 
-ruby "~> 3.2.x"
+ruby "~> 3.3.x"
 
 gem "cowsay", "~> 0.3.0"

packages/ruby/test/fixtures/05-sinatra/Gemfile

@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-ruby "~> 3.2.x"
+ruby "~> 3.3.x"
 
 gem "cowsay", "~> 0.3.0"
 

packages/ruby/test/test.js

@@ -12,7 +12,7 @@ const fixturesPath = path.resolve(__dirname, 'fixtures');
 const testsThatFailToBuild = new Map([
   [
     '11-version-2-5-error',
-    'Found `Gemfile` with discontinued Ruby version: `ruby "~> 2.5.x".` Please set `ruby "~> 3.2.x"` in your `Gemfile` to use Ruby 3.2.x.',
+    'Found `Gemfile` with discontinued Ruby version: `ruby "~> 2.5.x".` Please set `ruby "~> 3.3.x"` in your `Gemfile` to use Ruby 3.3.x.',
   ],
 ]);
 
@@ -26,19 +26,12 @@ for (const fixture of fs.readdirSync(fixturesPath)) {
     continue;
   }
 
-  // Ruby endpoints currently require the AL2 build image
-  const projectSettings = {
-    nodeVersion: '18.x',
-  };
-
   const errMsg = testsThatFailToBuild.get(fixture);
   if (errMsg) {
     // eslint-disable-next-line no-loop-func
     it(`should fail to build ${fixture}`, async () => {
       try {
-        await testDeployment(path.join(fixturesPath, fixture), {
-          projectSettings,
-        });
+        await testDeployment(path.join(fixturesPath, fixture));
       } catch (err) {
         expect(err).toBeTruthy();
         expect(err.deployment).toBeTruthy();
@@ -50,7 +43,7 @@ for (const fixture of fs.readdirSync(fixturesPath)) {
   // eslint-disable-next-line no-loop-func
   it(`should build ${fixture}`, async () => {
     await expect(
-      testDeployment(path.join(fixturesPath, fixture), { projectSettings })
+      testDeployment(path.join(fixturesPath, fixture))
     ).resolves.toBeDefined();
   });
 }