Resharper: simplify dictionary lookups

Author: bkoelman

src/Examples/DapperExample/TranslationToSql/Builders/SelectStatementBuilder.cs

@@ -436,7 +436,7 @@ private TableAccessorNode CreatePrimaryTableWithIdentityCondition(TableSourceNod
     private TableAccessorNode? FindRelatedTable(TableAccessorNode leftTableAccessor, RelationshipAttribute relationship)
     {
         Dictionary<RelationshipAttribute, TableAccessorNode> rightTableAccessors = _queryState.RelatedTables[leftTableAccessor];
-        return rightTableAccessors.TryGetValue(relationship, out TableAccessorNode? rightTableAccessor) ? rightTableAccessor : null;
+        return rightTableAccessors.GetValueOrDefault(relationship);
     }
 
     private SelectNode ToSelect(bool isSubQuery, bool createAlias)

src/JsonApiDotNetCore/Configuration/ResourceGraph.cs

@@ -53,7 +53,7 @@ public ResourceType GetResourceType(string publicName)
     {
         ArgumentGuard.NotNull(publicName);
 
-        return _resourceTypesByPublicName.TryGetValue(publicName, out ResourceType? resourceType) ? resourceType : null;
+        return _resourceTypesByPublicName.GetValueOrDefault(publicName);
     }
 
     /// <inheritdoc />
@@ -75,7 +75,7 @@ public ResourceType GetResourceType(Type resourceClrType)
         ArgumentGuard.NotNull(resourceClrType);
 
         Type typeToFind = IsLazyLoadingProxyForResourceType(resourceClrType) ? resourceClrType.BaseType! : resourceClrType;
-        return _resourceTypesByClrType.TryGetValue(typeToFind, out ResourceType? resourceType) ? resourceType : null;
+        return _resourceTypesByClrType.GetValueOrDefault(typeToFind);
     }
 
     private bool IsLazyLoadingProxyForResourceType(Type resourceClrType)