Remove initial << insertion of the form Macro(<< "...) from itk macro calls

Modules/Compatibility/Deprecated/include/itkPostOrderTreeIterator.h

@@ -79,7 +79,7 @@ PostOrderTreeIterator<TTreeType>::PostOrderTreeIterator(TTreeType * tree)
     const auto * root = dynamic_cast<const TreeNodeType *>(tree->GetRoot());
     if (root == nullptr)
     {
-      itkGenericExceptionMacro(<< "Can't downcast root node to TreeNodeType *");
+      itkGenericExceptionMacro("Can't downcast root node to TreeNodeType *");
     }
     this->m_Position = const_cast<TreeNodeType *>(root);
     this->m_Position = const_cast<TreeNodeType *>(FindMostRightLeaf(this->m_Position));
@@ -138,7 +138,7 @@ PostOrderTreeIterator<TTreeType>::FindNextNode() const
   auto * rval = dynamic_cast<TreeNodeType *>(this->m_Position->GetParent());
   if (rval == nullptr)
   {
-    itkGenericExceptionMacro(<< "Can't downcast to TreeNodeType *");
+    itkGenericExceptionMacro("Can't downcast to TreeNodeType *");
   }
   return rval;
 }
@@ -156,7 +156,7 @@ PostOrderTreeIterator<TTreeType>::FindSister(TreeNodeType * node) const
   auto * parent = dynamic_cast<TreeNodeType *>(node->GetParent());
   if (parent == nullptr)
   {
-    itkGenericExceptionMacro(<< "Can't downcast to TreeNodeType *");
+    itkGenericExceptionMacro("Can't downcast to TreeNodeType *");
   }
 
   int childPosition = parent->ChildPosition(node);
@@ -173,7 +173,7 @@ PostOrderTreeIterator<TTreeType>::FindSister(TreeNodeType * node) const
       auto * sister = dynamic_cast<TreeNodeType *>(parent->GetChild(childPosition + 1));
       if (sister == nullptr)
       {
-        itkGenericExceptionMacro(<< "Can't downcast to TreeNodeType *");
+        itkGenericExceptionMacro("Can't downcast to TreeNodeType *");
       }
       return sister;
     }
@@ -203,7 +203,7 @@ PostOrderTreeIterator<TTreeType>::FindMostRightLeaf(TreeNodeType * node) const
         helpNode = dynamic_cast<TreeNodeType *>(node->GetChild(i));
         if (helpNode == nullptr)
         {
-          itkGenericExceptionMacro(<< "Can't downcast to TreeNodeType *");
+          itkGenericExceptionMacro("Can't downcast to TreeNodeType *");
         }
       }
       ++i;

Modules/Core/Common/include/itkByteSwapper.hxx

@@ -92,7 +92,7 @@ ByteSwapper<T>::SwapFromSystemToBigEndian(T * p)
       Self::Swap8(p);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 
@@ -129,7 +129,7 @@ ByteSwapper<T>::SwapRangeFromSystemToBigEndian(T * p, BufferSizeType num)
       Self::Swap8Range(p, num);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 
@@ -163,7 +163,7 @@ ByteSwapper<T>::SwapWriteRangeFromSystemToBigEndian(const T * p, int num, OStrea
       Self::SwapWrite8Range(p, num, fp);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 
@@ -190,7 +190,7 @@ ByteSwapper<T>::SwapFromSystemToLittleEndian(T * p)
       Self::Swap8(p);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 
@@ -220,7 +220,7 @@ ByteSwapper<T>::SwapRangeFromSystemToLittleEndian(T * p, BufferSizeType num)
       Self::Swap8Range(p, num);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 
@@ -250,7 +250,7 @@ ByteSwapper<T>::SwapWriteRangeFromSystemToLittleEndian(const T * p, int num, OSt
       Self::SwapWrite8Range(p, num, fp);
       return;
     default:
-      itkGenericExceptionMacro(<< "Cannot swap number of bytes requested");
+      itkGenericExceptionMacro("Cannot swap number of bytes requested");
   }
 }
 

Modules/Core/Common/include/itkConstShapedNeighborhoodIterator.hxx

@@ -119,8 +119,9 @@ ConstShapedNeighborhoodIterator<TImage, TBoundaryCondition>::CreateActiveListFro
 {
   if (this->GetRadius() != neighborhood.GetRadius())
   {
-    itkGenericExceptionMacro(<< "Radius of shaped iterator(" << this->GetRadius()
-                             << ") does not equal radius of neighborhood(" << neighborhood.GetRadius() << ')');
+    itkGenericExceptionMacro("Radius of shaped iterator(" << this->GetRadius()
+                                                          << ") does not equal radius of neighborhood("
+                                                          << neighborhood.GetRadius() << ')');
   }
   typename NeighborhoodType::ConstIterator nit;
   NeighborIndexType                        idx = 0;

Modules/Core/Common/include/itkExtractImageFilter.hxx

@@ -295,7 +295,7 @@ void
 ExtractImageFilter<TInputImage, TOutputImage>::DynamicThreadedGenerateData(
   const OutputImageRegionType & outputRegionForThread)
 {
-  itkDebugMacro(<< "Actually executing");
+  itkDebugMacro("Actually executing");
 
   const InputImageType * inputPtr = this->GetInput();
   OutputImageType *      outputPtr = this->GetOutput();

Modules/Core/Common/include/itkGaussianOperator.hxx

@@ -52,8 +52,8 @@ GaussianOperator<TPixel, VDimension, TAllocator>::GenerateCoefficients() -> Coef
     }
     if (coeff.size() > m_MaximumKernelWidth)
     {
-      itkDebugMacro(<< "Kernel size has exceeded the specified maximum width of " << m_MaximumKernelWidth
-                    << " and has been truncated to " << coeff.size()
+      itkDebugMacro("Kernel size has exceeded the specified maximum width of "
+                    << m_MaximumKernelWidth << " and has been truncated to " << coeff.size()
                     << " elements.  You can raise the maximum width using the SetMaximumKernelWidth method.");
       break;
     }

Modules/Core/Common/include/itkImageLinearConstIteratorWithIndex.h

@@ -195,8 +195,8 @@ class ITK_TEMPLATE_EXPORT ImageLinearConstIteratorWithIndex : public ImageConstI
   {
     if (direction >= TImage::ImageDimension)
     {
-      itkGenericExceptionMacro(<< "In image of dimension " << TImage::ImageDimension << " Direction " << direction
-                               << " was selected");
+      itkGenericExceptionMacro("In image of dimension " << TImage::ImageDimension << " Direction " << direction
+                                                        << " was selected");
     }
     m_Direction = direction;
     m_Jump = this->m_OffsetTable[m_Direction];

Modules/Core/Common/include/itkImageRegion.hxx

@@ -249,8 +249,8 @@ ImageRegion<VImageDimension>::Slice(const unsigned int dim) const -> SliceRegion
 {
   if (dim >= VImageDimension)
   {
-    itkGenericExceptionMacro(<< "The dimension to remove: " << dim
-                             << " is greater than the dimension of the image: " << VImageDimension);
+    itkGenericExceptionMacro(
+      "The dimension to remove: " << dim << " is greater than the dimension of the image: " << VImageDimension);
   }
 
   Index<SliceDimension> sliceIndex;

Modules/Core/Common/include/itkImageSink.hxx

@@ -61,7 +61,7 @@ ImageSink<TInputImage>::GetInput(unsigned int idx) const -> const InputImageType
 
   if (in == nullptr && this->ProcessObject::GetInput(idx) != nullptr)
   {
-    itkWarningMacro(<< "Unable to convert input number " << idx << " to type " << typeid(InputImageType).name());
+    itkWarningMacro("Unable to convert input number " << idx << " to type " << typeid(InputImageType).name());
   }
   return in;
 }
@@ -75,7 +75,7 @@ ImageSink<TInputImage>::GetInput(const DataObjectIdentifierType & key) const ->
 
   if (in == nullptr && this->ProcessObject::GetInput(key) != nullptr)
   {
-    itkWarningMacro(<< "Unable to convert input \"" << key << "\" to type " << typeid(InputImageType).name());
+    itkWarningMacro("Unable to convert input \"" << key << "\" to type " << typeid(InputImageType).name());
   }
   return in;
 }

Modules/Core/Common/include/itkImageSliceConstIteratorWithIndex.hxx

@@ -184,8 +184,8 @@ ImageSliceConstIteratorWithIndex<TImage>::SetFirstDirection(unsigned int directi
 {
   if (direction >= TImage::ImageDimension)
   {
-    itkGenericExceptionMacro(<< "In image of dimension " << TImage::ImageDimension << " Direction " << direction
-                             << " sas selected");
+    itkGenericExceptionMacro("In image of dimension " << TImage::ImageDimension << " Direction " << direction
+                                                      << " sas selected");
   }
   m_Direction_A = direction;
   m_PixelJump = this->m_OffsetTable[m_Direction_A];
@@ -200,8 +200,8 @@ ImageSliceConstIteratorWithIndex<TImage>::SetSecondDirection(unsigned int direct
 {
   if (direction >= TImage::ImageDimension)
   {
-    itkGenericExceptionMacro(<< "In image of dimension " << TImage::ImageDimension << " Direction " << direction
-                             << " sas selected");
+    itkGenericExceptionMacro("In image of dimension " << TImage::ImageDimension << " Direction " << direction
+                                                      << " sas selected");
   }
   m_Direction_B = direction;
   m_LineJump = this->m_OffsetTable[m_Direction_B];

Modules/Core/Common/include/itkImageSource.hxx

@@ -94,7 +94,7 @@ ImageSource<TOutputImage>::GetOutput(unsigned int idx) -> OutputImageType *
 
   if (out == nullptr && this->ProcessObject::GetOutput(idx) != nullptr)
   {
-    itkWarningMacro(<< "Unable to convert output number " << idx << " to type " << typeid(OutputImageType).name());
+    itkWarningMacro("Unable to convert output number " << idx << " to type " << typeid(OutputImageType).name());
   }
   return out;
 }

Modules/Core/Common/include/itkImageToImageFilter.hxx

@@ -78,7 +78,7 @@ ImageToImageFilter<TInputImage, TOutputImage>::GetInput(unsigned int idx) const
 
   if (in == nullptr && this->ProcessObject::GetInput(idx) != nullptr)
   {
-    itkWarningMacro(<< "Unable to convert input number " << idx << " to type " << typeid(InputImageType).name());
+    itkWarningMacro("Unable to convert input number " << idx << " to type " << typeid(InputImageType).name());
   }
   return in;
 }

Modules/Core/Common/include/itkLineConstIterator.hxx

@@ -146,7 +146,7 @@ LineConstIterator<TImage>::operator++()
     // The new index is outside the acceptable region.  We can iterate no
     // farther, call this the end.  NOTE THAT INPUT IS STILL INCREMENTED.
     m_IsAtEnd = true;
-    itkWarningMacro(<< "Line left region; unable to finish tracing it");
+    itkWarningMacro("Line left region; unable to finish tracing it");
   }
 }
 } // end namespace itk

Modules/Core/Common/include/itkMacro.h

@@ -470,7 +470,7 @@ OutputWindowDisplayDebugText(const char *);
 /** This macro is used to print debug (or other information). They are
  * also used to catch errors, etc. Requires that the caller implements
  * the GetDebug() method (see itk::Object). Example usage looks like:
- * itkDebugMacro(<< "this is debug info" << this->SomeVariable); */
+ * itkDebugMacro("this is debug info" << this->SomeVariable); */
 #if defined(NDEBUG)
 #  define itkDebugMacro(x) ITK_NOOP_STATEMENT
 #  define itkDebugStatement(x) ITK_NOOP_STATEMENT
@@ -494,7 +494,7 @@ OutputWindowDisplayDebugText(const char *);
 
 /** This macro is used to print warning information (i.e., unusual circumstance
  * but not necessarily fatal.) Example usage looks like:
- * itkWarningMacro(<< "this is warning info" << this->SomeVariable); */
+ * itkWarningMacro("this is warning info" << this->SomeVariable); */
 #define itkWarningMacro(x)                                                   \
   do                                                                         \
   {                                                                          \
@@ -1374,8 +1374,8 @@ itkDynamicCastInDebugMode(TSource x)
   TTarget rval = dynamic_cast<TTarget>(x);
   if (rval == nullptr)
   {
-    itkGenericExceptionMacro(<< "Failed dynamic cast to " << typeid(TTarget).name()
-                             << " object type = " << x->GetNameOfClass());
+    itkGenericExceptionMacro("Failed dynamic cast to " << typeid(TTarget).name()
+                                                       << " object type = " << x->GetNameOfClass());
   }
   return rval;
 #else

Modules/Core/Common/include/itkMatrix.h

@@ -278,7 +278,7 @@ class ITK_TEMPLATE_EXPORT Matrix
   {
     if (vnl_determinant(m_Matrix) == NumericTraits<T>::ZeroValue())
     {
-      itkGenericExceptionMacro(<< "Singular matrix. Determinant is 0.");
+      itkGenericExceptionMacro("Singular matrix. Determinant is 0.");
     }
     vnl_matrix_inverse<T> inverse(m_Matrix.as_ref());
     return vnl_matrix_fixed<T, VColumns, VRows>{ inverse.as_matrix() };