Data flow: Dummy SinkBase implementations

Author: hvitved

cpp/ql/lib/semmle/code/cpp/dataflow/internal/FlowSummaryImpl.qll

@@ -18,6 +18,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::CppDataFlow> {
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   ArgumentPosition callbackSelfParameterPosition() { result = TDirectPosition(-1) }
 
   ReturnKind getStandardReturnValueKind() { result.(NormalReturnKind).getIndirectionIndex() = 0 }

csharp/ql/lib/semmle/code/csharp/dataflow/internal/FlowSummaryImpl.qll

@@ -20,6 +20,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::CsharpDataFlow>
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   predicate neutralElement(SummarizedCallableBase c, string kind, string provenance, boolean isExact) {
     interpretNeutral(c, kind, provenance) and
     // isExact is not needed for C#.

go/ql/lib/semmle/go/dataflow/internal/FlowSummaryImpl.qll

@@ -27,6 +27,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::GoDataFlow> {
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   predicate neutralElement(
     Input::SummarizedCallableBase c, string kind, string provenance, boolean isExact
   ) {

java/ql/lib/semmle/code/java/dataflow/internal/FlowSummaryImpl.qll

@@ -33,6 +33,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::JavaDataFlow> {
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   predicate neutralElement(
     Input::SummarizedCallableBase c, string kind, string provenance, boolean isExact
   ) {

python/ql/lib/semmle/python/dataflow/new/internal/FlowSummaryImpl.qll

@@ -16,6 +16,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::PythonDataFlow>
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   ArgumentPosition callbackSelfParameterPosition() { result.isLambdaSelf() }
 
   ReturnKind getStandardReturnValueKind() { any() }

ruby/ql/lib/codeql/ruby/dataflow/internal/FlowSummaryImpl.qll

@@ -16,6 +16,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::RubyDataFlow> {
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   ArgumentPosition callbackSelfParameterPosition() { result.isLambdaSelf() }
 
   ReturnKind getStandardReturnValueKind() { result instanceof NormalReturnKind }

swift/ql/lib/codeql/swift/dataflow/internal/FlowSummaryImpl.qll

@@ -18,6 +18,8 @@ module Input implements InputSig<Location, DataFlowImplSpecific::SwiftDataFlow>
 
   class SourceBase = Void;
 
+  class SinkBase = Void;
+
   ArgumentPosition callbackSelfParameterPosition() { result instanceof ThisArgumentPosition }
 
   ReturnKind getStandardReturnValueKind() { result instanceof NormalReturnKind }