C# 14: User increment/decrement support.#21827

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michaelnebel wants to merge 12 commits into

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michaelnebel:csharp14/userincrementdecrement

Commits on May 13, 2026

C#: Add Increment/Decrement instance operator test example and update test expected output.
michaelnebel
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C#: Adjust the extractor to correctly handle names for user defined increment and decrement operators.
michaelnebel
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C#: Update condition for UnaryOperators to also handle user-defined instance increment and decrement operators.
michaelnebel
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C#: Update PrintAst expected output.
michaelnebel
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C#: Add an increment/decrement operator test case.
michaelnebel
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C#: Improve the GetCallType method to also take extension operators into account.
michaelnebel
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C#: Add extension increment/decrement examples.
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C#: Introduce a class for instance mutator operator calls.
michaelnebel
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C#: Update the dispatch logic to account for all instance operator calls.
michaelnebel
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C#: Add data flow testcases for mutation operators.
michaelnebel
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C#: Add change-note.
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C#: Address co-pilot review comments.
michaelnebel
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