clang-tidy: range loop conversions

Found with: modernize-loop-convert

Signed-off-by: Rosen Penev <rosenp@gmail.com>

samples/exiv2json.cpp

@@ -211,11 +211,8 @@ void push(Jzon::Node& node,const std::string& key,T i)
              ABORT_IF_I_EMTPY
              Jzon::Object l ;
              const Exiv2::LangAltValue& langs = dynamic_cast<const Exiv2::LangAltValue&>(i->value());
-             for ( Exiv2::LangAltValue::ValueType::const_iterator lang = langs.value_.begin()
-                 ; lang != langs.value_.end()
-                 ; lang++
-             ) {
-                l.Add(lang->first,lang->second);
+             for (auto&& lang : langs.value_) {
+                 l.Add(lang.first, lang.second);
              }
              Jzon::Object o ;
              o.Add("lang",l);
@@ -350,10 +347,8 @@ int main(int argc, char* const argv[])
 
                 // create and populate a Jzon::Object for the namespaces
                 Jzon::Object    xmlns;
-                for ( auto it = namespaces.begin() ; it != namespaces.end() ; it++ ) {
-                    std::string ns  = *it       ;
-                    std::string uri = nsDict[ns];
-                    xmlns.Add(ns,uri);
+                for (auto&& ns : namespaces) {
+                    xmlns.Add(ns, nsDict[ns]);
                 }
 
                 // add xmlns as Xmp.xmlns

src/tiffvisitor_int.cpp

@@ -727,9 +727,8 @@ namespace Exiv2 {
         assert(object != 0);
 
         byte* p = object->start() + 2;
-        for (TiffDirectory::Components::iterator i = object->components_.begin();
-             i != object->components_.end(); ++i) {
-            p += updateDirEntry(p, byteOrder(), *i);
+        for (auto&& component : object->components_) {
+            p += updateDirEntry(p, byteOrder(), component);
         }
     }
 
@@ -794,8 +793,8 @@ namespace Exiv2 {
             static const char* synthesizedTags[] = {
                 "Exif.MakerNote.Offset",
             };
-            for (unsigned int i = 0; i < EXV_COUNTOF(synthesizedTags); ++i) {
-                pos = exifData_.findKey(ExifKey(synthesizedTags[i]));
+            for (auto&& synthesizedTag : synthesizedTags) {
+                pos = exifData_.findKey(ExifKey(synthesizedTag));
                 if (pos != exifData_.end()) exifData_.erase(pos);
             }
         }
@@ -1293,8 +1292,8 @@ namespace Exiv2 {
     {
         setMnState(); // All components to be post-processed must be from the Makernote
         postProc_ = true;
-        for (PostList::const_iterator pos = postList_.begin(); pos != postList_.end(); ++pos) {
-            (*pos)->accept(*this);
+        for (auto&& pos : postList_) {
+            pos->accept(*this);
         }
         postProc_ = false;
         setOrigState();