STYLE: use noexcept creation of InfoProxy and dereference as '*iproxy'

- this removes the 'magic' use of the exposed t_ member in favour
  of a generic dereference

src/fileFormats/ensight/part/cells/ensightCells.H

@@ -254,8 +254,9 @@ public:
 
     // Output
 
-        //- Return info proxy
-        InfoProxy<ensightCells> info() const { return *this; }
+        //- Return info proxy,
+        //- used to print information to a stream
+        InfoProxy<ensightCells> info() const noexcept { return *this; }
 
 
         //- Globally unique mesh points. Required when writing point fields.
@@ -281,6 +282,7 @@ public:
 };
 
 
+//- Print information via proxy
 template<>
 Ostream& operator<<(Ostream&, const InfoProxy<ensightCells>&);
 

src/fileFormats/ensight/part/cells/ensightCellsIO.C

@@ -336,10 +336,10 @@ template<>
 Foam::Ostream& Foam::operator<<
 (
     Ostream& os,
-    const InfoProxy<ensightCells>& ip
+    const InfoProxy<ensightCells>& iproxy
 )
 {
-    const ensightCells& part = ip.t_;
+    const auto& part = *iproxy;
 
     os << part.name().c_str();
 

src/fileFormats/ensight/part/faces/ensightFaces.H

@@ -247,8 +247,9 @@ public:
 
     // Output
 
-        //- Return info proxy
-        InfoProxy<ensightFaces> info() const { return *this; }
+        //- Return info proxy,
+        //- used to print information to a stream
+        InfoProxy<ensightFaces> info() const noexcept { return *this; }
 
 
         //- Globally unique mesh points.
@@ -274,6 +275,7 @@ public:
 };
 
 
+//- Print information via proxy
 template<>
 Ostream& operator<<(Ostream&, const InfoProxy<ensightFaces>&);
 

src/fileFormats/ensight/part/faces/ensightFacesIO.C

@@ -141,10 +141,10 @@ template<>
 Foam::Ostream& Foam::operator<<
 (
     Ostream& os,
-    const InfoProxy<ensightFaces>& ip
+    const InfoProxy<ensightFaces>& iproxy
 )
 {
-    const ensightFaces& part = ip.t_;
+    const auto& part = *iproxy;
 
     os << part.name().c_str();