statement binding progress

include/matador/sql/interface/statement_impl.hpp

@@ -17,7 +17,7 @@ class sql_error;
 class statement_impl
 {
 protected:
-  explicit statement_impl(query_context query);
+  explicit statement_impl(query_context query, size_t start_bind_pos);
 
 public:
   virtual ~statement_impl() = default;
@@ -27,7 +27,7 @@ public:
 
   template < class Type >
   size_t bind_object(Type &obj, parameter_binder& bindings) {
-    object_parameter_binder object_binder_(query_.command != sql_command::SQL_UPDATE);
+    object_parameter_binder object_binder_;
     object_binder_.reset(start_index());
     object_binder_.bind(obj, bindings);
 
@@ -36,13 +36,21 @@ public:
 
   template < class Type >
   void bind(const size_t pos, Type &val, parameter_binder& bindings) {
-    utils::data_type_traits<Type>::bind_value(bindings, adjust_index(pos), val);
+    current_bind_pos_ = pos;
+    bind(val, bindings);
   }
+  template < class Type >
+  void bind(Type &val, parameter_binder& bindings) {
+    utils::data_type_traits<Type>::bind_value(bindings, adjust_index(current_bind_pos_++), val);
+  }
+  void bind(size_t pos, const char *value, size_t size, parameter_binder& bindings);
+  void bind(const char *value, size_t size, parameter_binder& bindings);
+  void bind(size_t pos, std::string &val, size_t size, parameter_binder& bindings);
+  void bind(std::string &value, size_t size, parameter_binder& bindings);
 
-  void bind(size_t pos, const char *value, size_t size, parameter_binder& bindings) const;
-  void bind(size_t pos, std::string &val, size_t size, parameter_binder& bindings) const;
+  virtual void reset();
 
-  virtual void reset() = 0;
+  [[nodiscard]] size_t bind_pos() const;
 
   [[nodiscard]] const std::vector<std::string>& bind_vars() const;
   [[nodiscard]] bool is_valid_host_var(const std::string &host_var, size_t pos) const;
@@ -57,6 +65,8 @@ protected:
   friend class statement_proxy;
 
   query_context query_;
+  size_t start_bind_pos_{0};
+  size_t current_bind_pos_{0};
 };
 
 }