1 files changed, 28 insertions, 4 deletions

diff --git a/src/linkedmap.h b/src/linkedmap.h
index f09b6d8..0e866d9 100644
--- a/src/linkedmap.h
+++ b/src/linkedmap.h
@@ -42,19 +42,31 @@ class LinkedMap
 
     //! Find an object given the key.
     //! Returns a pointer to the element if found or nullptr if it is not found.
-    const T *find(const char *key_) const
+    const T *find(const std::string &key) const
     {
-      std::string key(key_ ? key_ : "");
       auto it = m_lookup.find(key);
       return it!=m_lookup.end() ? it->second : nullptr;
     }
 
+    //! Find an object given the key.
+    //! Returns a pointer to the element if found or nullptr if it is not found.
+    const T *find(const char *key) const
+    {
+      return find(std::string(key ? key : ""));
+    }
+
     //! A non-const wrapper for find() const
     T* find(const char *key)
     {
       return const_cast<T*>(static_cast<const LinkedMap&>(*this).find(key));
     }
 
+    //! A non-const wrapper for find() const
+    T* find(const std::string &key)
+    {
+      return const_cast<T*>(static_cast<const LinkedMap&>(*this).find(key));
+    }
+
     //! Adds a new object to the ordered vector if it was not added already.
     //! Return a non-owning pointer to the newly added object, or to the existing object if
     //! it was already inserted before under the given key.
@@ -171,19 +183,31 @@ class LinkedRefMap
 
     //! find an object given the key.
     //! Returns a pointer to the object if found or nullptr if it is not found.
-    const T *find(const char *key_) const
+    const T *find(const std::string &key) const
     {
-      std::string key(key_ ? key_ : "");
       auto it = m_lookup.find(key);
       return it!=m_lookup.end() ? it->second : nullptr;
     }
 
+    //! find an object given the key.
+    //! Returns a pointer to the object if found or nullptr if it is not found.
+    const T *find(const char *key) const
+    {
+      return find(std::string(key ? key : ""));
+    }
+
     //! non-const wrapper for find() const
     T* find(const char *key)
     {
       return const_cast<T*>(static_cast<const LinkedRefMap&>(*this).find(key));
     }
 
+    //! non-const wrapper for find() const
+    T* find(const std::string &key)
+    {
+      return const_cast<T*>(static_cast<const LinkedRefMap&>(*this).find(key));
+    }
+
     //! Adds an object reference to the ordered vector if it was not added already.
     //! Return true if the reference was added, and false if an object with the same key
     //! was already added before