[#BloombergLP-bsls-ProtocolTestImp-markDoneRef]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bsls.adoc[bsls]::xref:BloombergLP/bsls/ProtocolTestImp.adoc[ProtocolTestImp]::markDoneRef
:relfileprefix: ../../../
:mrdocs:

Return a proxy object convertible to any reference type. Derived classed should call this method from their implementations of protocol virtual methods to indicate that virtual methods were overridden correctly.

== Synopsis

Declared in `<bsls_protocoltest.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bsls/ProtocolTest_MethodReturnRefType.adoc[ProtocolTest_MethodReturnRefType]
markDoneRef() const;
----


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