Add getters to TagsHandlers for most things

src/tags_handlers/composite_tags_handler.cc

@@ -36,3 +36,9 @@ bool CompositeTagsHandler::done()
         done &= handler->done();
     return done;
 }
+
+const std::vector<std::shared_ptr<ITagsHandler>>
+    CompositeTagsHandler::get_handlers() const
+{
+    return handlers;
+}

src/tags_handlers/composite_tags_handler.h

@@ -16,6 +16,8 @@ namespace opustags {
         bool edit(const int streamno, Tags &) override;
         bool done() override;
 
+        const std::vector<std::shared_ptr<ITagsHandler>> get_handlers() const;
+
     private:
         std::vector<std::shared_ptr<ITagsHandler>> handlers;
     };

src/tags_handlers/insertion_tags_handler.cc

@@ -11,6 +11,16 @@ InsertionTagsHandler::InsertionTagsHandler(
 {
 }
 
+std::string InsertionTagsHandler::get_tag_key() const
+{
+    return tag_key;
+}
+
+std::string InsertionTagsHandler::get_tag_value() const
+{
+    return tag_value;
+}
+
 bool InsertionTagsHandler::edit_impl(Tags &tags)
 {
     if (tags.contains(tag_key))

src/tags_handlers/insertion_tags_handler.h

@@ -12,6 +12,9 @@ namespace opustags {
             const std::string &tag_key,
             const std::string &tag_value);
 
+        std::string get_tag_key() const;
+        std::string get_tag_value() const;
+
     protected:
         bool edit_impl(Tags &) override;
 

src/tags_handlers/modification_tags_handler.cc

@@ -10,6 +10,16 @@ ModificationTagsHandler::ModificationTagsHandler(
 {
 }
 
+std::string ModificationTagsHandler::get_tag_key() const
+{
+    return tag_key;
+}
+
+std::string ModificationTagsHandler::get_tag_value() const
+{
+    return tag_value;
+}
+
 bool ModificationTagsHandler::edit_impl(Tags &tags)
 {
     tags.set(tag_key, tag_value);

src/tags_handlers/modification_tags_handler.h

@@ -12,6 +12,9 @@ namespace opustags {
             const std::string &tag_key,
             const std::string &tag_value);
 
+        std::string get_tag_key() const;
+        std::string get_tag_value() const;
+
     protected:
         bool edit_impl(Tags &) override;
 

src/tags_handlers/removal_tags_handler.cc

@@ -14,6 +14,11 @@ RemovalTagsHandler::RemovalTagsHandler(
 {
 }
 
+std::string RemovalTagsHandler::get_tag_key() const
+{
+    return tag_key;
+}
+
 bool RemovalTagsHandler::edit_impl(Tags &tags)
 {
     if (tag_key.empty())

src/tags_handlers/removal_tags_handler.h

@@ -10,6 +10,8 @@ namespace opustags {
         RemovalTagsHandler(const int streamno);
         RemovalTagsHandler(const int streamno, const std::string &tag_key);
 
+        std::string get_tag_key() const;
+
     protected:
         bool edit_impl(Tags &) override;
 

src/tags_handlers/stream_tags_handler.cc

@@ -2,11 +2,18 @@
 
 using namespace opustags;
 
+const int StreamTagsHandler::ALL_STREAMS = -1;
+
 StreamTagsHandler::StreamTagsHandler(const int streamno)
     : streamno(streamno), work_finished(false)
 {
 }
 
+int StreamTagsHandler::get_streamno() const
+{
+    return streamno;
+}
+
 bool StreamTagsHandler::relevant(const int streamno)
 {
     return streamno == this->streamno;

src/tags_handlers/stream_tags_handler.h

@@ -11,6 +11,8 @@ namespace opustags {
     public:
         StreamTagsHandler(const int streamno);
 
+        int get_streamno() const;
+
         bool relevant(const int streamno) override;
         void list(const int streamno, const Tags &) override;
         bool edit(const int streamno, Tags &) override;