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C# 14: User defined compound assignment operators.#21372

Open

michaelnebel wants to merge 14 commits intogithub:maingithub/codeql:mainfrom

michaelnebel:csharp14/usercompoundassignmentmichaelnebel/codeql:csharp14/usercompoundassignmentCopy head branch name to clipboard

Conversation Commits14 (14)Checks Files changed

Open

C# 14: User defined compound assignment operators.#21372
michaelnebel wants to merge 14 commits intogithub:mainfrom
michaelnebel:csharp14/usercompoundassignment

Commits

Commits on Mar 6, 2026

C#: Use a dictionary for translating operator methods to operator symbols.
michaelnebel
committed
C#: Support user defined compound assignment operators.
michaelnebel
committed
C#: Add new name for multiplication used in conjunction with compound assignment.
michaelnebel
committed
C#: Re-factor TargetSymbol into an extension method.
michaelnebel
committed
C#: Extract calls to user defined compound assignments as operator calls.
michaelnebel
committed
C#: Add QL implementation for the new operators.
michaelnebel
committed
C#: Add compound assignment operator call class.
michaelnebel
committed

Commits on Mar 9, 2026

C#: Add QL compound assignment operator tests and updated expected test result.
michaelnebel
committed
C#: Add compound assignment operator data flow example.
michaelnebel
committed
C#: Add dispatch logic for compound assignment operator calls.
michaelnebel
committed
C#: Update test expected file for data flow.
michaelnebel
committed
C#: Take compound assignment operator argument shift into account for operators declared as extensions.
michaelnebel
committed
C#: Add extension data flow example for user defined compound assignments.
michaelnebel
committed
C#: Add change note.
michaelnebel
committed

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