Correct RightShiftAssign operator

src/Microsoft.AspNetCore.Razor.Evolution/Legacy/CSharpLanguageCharacteristics.cs

@@ -58,7 +58,7 @@ internal class CSharpLanguageCharacteristics : LanguageCharacteristics<CSharpTok
             { CSharpSymbolType.GreaterThan, ">" },
             { CSharpSymbolType.GreaterThanEqual, ">=" },
             { CSharpSymbolType.RightShift, ">>" },
-            { CSharpSymbolType.RightShiftAssign, ">>>" },
+            { CSharpSymbolType.RightShiftAssign, ">>=" },
             { CSharpSymbolType.Hash, "#" },
             { CSharpSymbolType.Transition, "@" },
         };

src/Microsoft.AspNetCore.Razor/Parser/CSharpLanguageCharacteristics.cs

@@ -61,7 +61,7 @@ public class CSharpLanguageCharacteristics : LanguageCharacteristics<CSharpToken
             { CSharpSymbolType.GreaterThan, ">" },
             { CSharpSymbolType.GreaterThanEqual, ">=" },
             { CSharpSymbolType.RightShift, ">>" },
-            { CSharpSymbolType.RightShiftAssign, ">>>" },
+            { CSharpSymbolType.RightShiftAssign, ">>=" },
             { CSharpSymbolType.Hash, "#" },
             { CSharpSymbolType.Transition, "@" },
         };

test/Microsoft.AspNetCore.Razor.Evolution.Test/Legacy/CSharpLanguageCharacteristicsTest.cs

@@ -0,0 +1,20 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using Xunit;
+
+namespace Microsoft.AspNetCore.Razor.Evolution.Legacy
+{
+    public class CSharpLanguageCharacteristicsTest
+    {
+        [Fact]
+        public void GetSample_RightShiftAssign_ReturnsCorrectSymbol()
+        {
+            // Arrange & Act
+            var symbol = CSharpLanguageCharacteristics.Instance.GetSample(CSharpSymbolType.RightShiftAssign);
+
+            // Assert
+            Assert.Equal(">>=", symbol);
+        }
+    }
+}

test/Microsoft.AspNetCore.Razor.Test/Parser/CSharpLanguageCharacteristicsTest.cs

@@ -0,0 +1,21 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using Microsoft.AspNetCore.Razor.Tokenizer.Symbols;
+using Xunit;
+
+namespace Microsoft.AspNetCore.Razor.Parser
+{
+    public class CSharpLanguageCharacteristicsTest
+    {
+        [Fact]
+        public void GetSymbolSample_RightShiftAssign_ReturnsCorrectSymbol()
+        {
+            // Arrange & Act
+            var symbol = CSharpLanguageCharacteristics.GetSymbolSample(CSharpSymbolType.RightShiftAssign);
+
+            // Assert
+            Assert.Equal(">>=", symbol);
+        }
+    }
+}