Verify Consolidated Error Messages

Verify every compiler message in a consolidated diagnostic article against Roslyn source, fix all mismatches, and report the results.

Required Input

Collect the destination filename for the consolidated .md file in docs/csharp/language-reference/compiler-messages/.

Key Paths

• Destination: docs/csharp/language-reference/compiler-messages/{destination-filename}
• Roslyn error codes: ../roslyn/src/Compilers/CSharp/Portable/Errors/ErrorCode.cs
• Roslyn resources: ../roslyn/src/Compilers/CSharp/Portable/CSharpResources.resx

Step 1: Extract All Error Codes

Read the destination and collect every code referenced in: