Make YAML::detail::iterator_base comparison operators const (#472)

Andrew · jbeder · commit c5457e1c6ab8 · 2017-03-02T08:06:17.000-08:00
diff --git a/include/yaml-cpp/node/detail/iterator.h b/include/yaml-cpp/node/detail/iterator.h
@@ -61,12 +61,12 @@ class iterator_base : public std::iterator<std::forward_iterator_tag, V,
   }
 
   template <typename W>
-  bool operator==(const iterator_base<W>& rhs) {
+  bool operator==(const iterator_base<W>& rhs) const {
     return m_iterator == rhs.m_iterator;
   }
 
   template <typename W>
-  bool operator!=(const iterator_base<W>& rhs) {
+  bool operator!=(const iterator_base<W>& rhs) const {
     return m_iterator != rhs.m_iterator;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -61,12 +61,12 @@ class iterator_base : public std::iterator<std::forward_iterator_tag, V,`
`61`	`61`	`}`
`62`	`62`
`63`	`63`	`template <typename W>`
`64`		`- bool operator==(const iterator_base<W>& rhs) {`
	`64`	`+ bool operator==(const iterator_base<W>& rhs) const {`
`65`	`65`	`return m_iterator == rhs.m_iterator;`
`66`	`66`	`}`
`67`	`67`
`68`	`68`	`template <typename W>`
`69`		`- bool operator!=(const iterator_base<W>& rhs) {`
	`69`	`+ bool operator!=(const iterator_base<W>& rhs) const {`
`70`	`70`	`return m_iterator != rhs.m_iterator;`
`71`	`71`	`}`
`72`	`72`