ENH: add ZoneMesh findIndex with wordRes matcher

src/OpenFOAM/meshes/polyMesh/zones/ZoneMesh/ZoneMesh.C

@@ -467,6 +467,16 @@ Foam::label Foam::ZoneMesh<ZoneType, MeshType>::findIndex
 }
 
 
+template<class ZoneType, class MeshType>
+Foam::label Foam::ZoneMesh<ZoneType, MeshType>::findIndex
+(
+    const wordRes& matcher
+) const
+{
+    return (matcher.empty() ? -1 : findIndexImpl(*this, matcher));
+}
+
+
 template<class ZoneType, class MeshType>
 Foam::label Foam::ZoneMesh<ZoneType, MeshType>::findZoneID
 (

src/OpenFOAM/meshes/polyMesh/zones/ZoneMesh/ZoneMesh.H

@@ -189,13 +189,6 @@ public:
         wordList sortedNames(const wordRes& matcher) const;
 
 
-        //- Return zone index for the first match, return -1 if not found
-        label findIndex(const keyType& key) const;
-
-        //- Find zone index given a name, return -1 if not found
-        label findZoneID(const word& zoneName) const;
-
-
         //- Return zone indices for all matches
         labelList indices(const keyType& key) const;
 
@@ -203,6 +196,17 @@ public:
         labelList indices(const wordRes& matcher) const;
 
 
+        //- Return zone index for the first match, return -1 if not found
+        label findIndex(const keyType& key) const;
+
+        //- Return zone index for the first match, return -1 if not found
+        label findIndex(const wordRes& matcher) const;
+
+
+        //- Find zone index given a name, return -1 if not found
+        label findZoneID(const word& zoneName) const;
+
+
         //- Return all elements (cells, faces, points) contained in the
         //- listed zones.
         //  The bitSet is empty (zero-size) if there are no elements matched