C#: Improve TreeVisitor combining and handle null expression statements#7435
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C#: Improve TreeVisitor combining and handle null expression statements#7435
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Summary
CombinedTreeVisitorto support combining an arbitrary number of visitors viaIEnumerable, replacing the previous two-visitor-only implementationPreconditions.Andoverloads: an extension method onITreeVisitorand aRecipe[]-based variant for composing preconditions from recipesCSharpVisitor.visitExpressionStatementto handle null fromvisitRightPadded, allowing expression statement deletion via visitor return-null semanticsTest plan
dotnet testin rewrite-csharp/csharp)./gradlew :rewrite-csharp:assemble)