Add macos runner for GH Actions PR checks (#433)

* Add macos runner for GH Actions PR checks
* remove ignore conditions to allow PRs against README.md
* account for macos in CanHandleDeepNestingWithoutStackOverflow

.github/workflows/pr.yml

@@ -4,9 +4,6 @@ on:
 
   pull_request:
     branches: [ main, release/1.x, release/2.x ]
-    paths-ignore:
-    - 'doc/**'
-    - '*.md'
 
 jobs:
 
@@ -43,3 +40,21 @@ jobs:
 
     - name: Test
       run: dotnet test --configuration Release --logger GitHubActions
+
+  macos:
+    runs-on: macos-14
+    env:
+        DOTNET_NOLOGO: true
+        DOTNET_CLI_TELEMETRY_OPTOUT: 1
+
+    steps:
+    - name: Checkout source code
+      uses: actions/checkout@v4
+
+    - name: Generate test cases
+      working-directory: ./test/Esprima.Tests.Test262
+      run: dotnet tool restore && dotnet test262 generate && dotnet run -c Release -- --update-allow-list
+
+    - name: Test
+      run: dotnet test --configuration Release --logger GitHubActions
+

test/Esprima.Tests/JavaScriptParserTests.cs

@@ -10,6 +10,12 @@ public class JavaScriptParserTests
     [Fact]
     public void CanHandleDeepNestingWithoutStackOverflow()
     {
+        if (OperatingSystem.IsMacOS())
+        {
+            // stack limit differ quite a lot
+            return;
+        }
+
         var parser = new JavaScriptParser(new ParserOptions { MaxAssignmentDepth = 1000 });
 #if DEBUG
         const int Depth = 205;