Add member_begin_{object,array}() shortcuts to JSON serializer

2 files changed, 50 insertions, 0 deletions

diff --git a/libbutl/json/serializer.hxx b/libbutl/json/serializer.hxx
index b52bf65..c143dab 100644
--- a/libbutl/json/serializer.hxx
+++ b/libbutl/json/serializer.hxx
@@ -167,10 +167,21 @@ namespace butl
 
       // Begin/end an object.
       //
+      // The member_begin_object() version is a shortcut for:
+      //
+      //   member_name (name, check);
+      //   begin_object ();
+      //
       void
       begin_object ();
 
       void
+      member_begin_object (const char*, bool check = true);
+
+      void
+      member_begin_object (const std::string&, bool check = true);
+
+      void
       end_object ();
 
       // Serialize an object member (name and value).
@@ -199,10 +210,21 @@ namespace butl
 
       // Begin/end an array.
       //
+      // The member_begin_array() version is a shortcut for:
+      //
+      //   member_name (name, check);
+      //   begin_array ();
+      //
       void
       begin_array ();
 
       void
+      member_begin_array (const char*, bool check = true);
+
+      void
+      member_begin_array (const std::string&, bool check = true);
+
+      void
       end_array ();
 
       // Serialize a string.
diff --git a/libbutl/json/serializer.ixx b/libbutl/json/serializer.ixx
index 50fe397..ac6ea22 100644
--- a/libbutl/json/serializer.ixx
+++ b/libbutl/json/serializer.ixx
@@ -81,6 +81,20 @@ namespace butl
       next (event::name, {n.c_str (), n.size ()}, c);
     }
 
+    inline void buffer_serializer::
+    member_begin_object (const char* n, bool c)
+    {
+      member_name (n, c);
+      begin_object ();
+    }
+
+    inline void buffer_serializer::
+    member_begin_object (const std::string& n, bool c)
+    {
+      member_name (n, c);
+      begin_object ();
+    }
+
     template <typename T>
     inline void buffer_serializer::
     member (const char* n, const T& v, bool c)
@@ -104,6 +118,20 @@ namespace butl
     }
 
     inline void buffer_serializer::
+    member_begin_array (const char* n, bool c)
+    {
+      member_name (n, c);
+      begin_array ();
+    }
+
+    inline void buffer_serializer::
+    member_begin_array (const std::string& n, bool c)
+    {
+      member_name (n, c);
+      begin_array ();
+    }
+
+    inline void buffer_serializer::
     end_array ()
     {
       next (event::end_array);