C#: Minor edits

Author: calumgrant

csharp/extractor/Semmle.Extraction.CSharp/Entities/TypeMention.cs

@@ -24,7 +24,7 @@ class TypeMention : FreshEntity
 
         static TypeSyntax GetElementType(TypeSyntax type)
         {
-            switch(type)
+            switch (type)
             {
                 case ArrayTypeSyntax ats:
                     return GetElementType(ats.ElementType);
@@ -35,16 +35,16 @@ static TypeSyntax GetElementType(TypeSyntax type)
             }
         }
 
-        static Type GetElementType(Type t)
+        static Type GetElementType(Type type)
         {
-            switch(t)
+            switch (type)
             {
                 case ArrayType at:
                     return GetElementType(at.ElementType.Type);
                 case NamedType nt when nt.symbol.IsBoundNullable():
                     return nt.TypeArguments.Single();
                 default:
-                    return t;
+                    return type;
             }
         }
 

csharp/ql/test/library-tests/regressions/Program.cs

@@ -180,4 +180,4 @@ void F()
     }
 }
 
-// semmle-extractor-options: /r:System.Dynamic.Runtime.dll /langversion:8.0
+// semmle-extractor-options: /r:System.Dynamic.Runtime.dll