Fix regular expression performance with /g flag (#1157)

Co-authored-by: Marko Lahma <marko.lahma@gmail.com>
sebastienros · May 4, 2022 · 408df55 · 408df55
1 parent 59a9cd2
commit 408df55
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diff --git a/Jint.Tests/Runtime/EngineTests.cs b/Jint.Tests/Runtime/EngineTests.cs
@@ -1257,6 +1257,29 @@ public void ShouldExecuteHandlebars()
             ");
         }
 
+        [Fact]
+        public void ShouldExecutePrism()
+        {
+            var content = GetEmbeddedFile("prism.js");
+
+            RunTest(content);
+
+            RunTest(@"
+                var input = 'using System; public class Person { public int Name { get; set; } }';
+                var lang = 'csharp';
+                var highlighted = Prism.highlight(input, Prism.languages.csharp, lang);
+
+                assert(highlighted.includes('System'));
+                assert(highlighted.includes('Person'));
+                assert(highlighted.includes('Name'));
+
+                log(highlighted);
+            ");
+
+            _engine.SetValue("input", File.ReadAllText("../../../../Jint/Engine.cs"));
+            RunTest("Prism.highlight(input, Prism.languages.csharp, lang);");
+        }
+
         [Fact]
         public void ShouldExecuteDromaeoBase64()
         {