Add postfix increment operator

nmwsharp · Sep 12, 2024 · 213063f · 213063f
1 parent 2c53d06
commit 213063f
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Showing 2 changed files with 9 additions and 0 deletions.
diff --git a/include/geometrycentral/utilities/element_iterators.h b/include/geometrycentral/utilities/element_iterators.h
@@ -34,6 +34,8 @@ class RangeIteratorBase {
   RangeIteratorBase() = default;
   RangeIteratorBase(typename F::ParentMeshT* mesh_, size_t iStart_, size_t iEnd_);
   const RangeIteratorBase& operator++();
+  RangeIteratorBase operator++(int);
+
   bool operator==(const RangeIteratorBase& other) const;
   bool operator!=(const RangeIteratorBase& other) const;
   typename F::Etype operator*() const;

diff --git a/include/geometrycentral/utilities/element_iterators.ipp b/include/geometrycentral/utilities/element_iterators.ipp
@@ -21,6 +21,13 @@ inline const RangeIteratorBase<F>& RangeIteratorBase<F>::operator++() {
   return *this;
 }
 
+template <typename F>
+inline RangeIteratorBase<F> RangeIteratorBase<F>::operator++(int) {
+  RangeIteratorBase<F> tmp = *this;
+  ++(*this);
+  return tmp;
+}
+
 template <typename F>
 inline bool RangeIteratorBase<F>::operator==(const RangeIteratorBase<F>& other) const {
   return iCurr == other.iCurr;