Optimize GenericExpressionVisitor.VisitUnknown()#484
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snaumenko-st
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May 12, 2026
| var marker = (MarkerExpression) e; | ||
| var result = Visit(marker.Target); | ||
| if (result == marker.Target) | ||
| if (e is MarkerExpression { Target: var target } marker) { |
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Are you sure that it's a not necessary check? It's not obvious
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Yes. MarkerExpression is a sealed type
ExtendedType == ExtendedExpressionType.Marker and is MarkerExpression are equal conditions
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Avoid double type-checking/casting