Added a "json" report command

src/ptree.cc

@@ -74,7 +74,14 @@ void format_ptree::flush()
         put_post(pt, *post);
   }
 
-  property_tree::write_xml(out, pt);
+  switch (format) {
+  case FORMAT_XML:
+    property_tree::write_xml(out, pt);
+    break;
+  case FORMAT_JSON:
+    property_tree::write_json(out, pt);
+    break;
+  }
 }
 
 void format_ptree::operator()(post_t& post)

src/ptree.h

@@ -74,8 +74,14 @@ protected:
   std::deque<xact_t *> transactions;
 
 public:
-  format_ptree(report_t& _report) : report(_report) {
+  enum format_t {
-    TRACE_CTOR(format_ptree, "report&");
+    FORMAT_XML,
+    FORMAT_JSON
+  } format;
+
+  format_ptree(report_t& _report, format_t _format = FORMAT_XML)
+    : report(_report), format(_format) {
+    TRACE_CTOR(format_ptree, "report&, format_t");
   }
   virtual ~format_ptree() {
     TRACE_DTOR(format_ptree);

src/report.cc

@@ -1602,11 +1602,16 @@ expr_t::ptr_op_t report_t::lookup(const symbol_t::kind_t kind,
       }
       break;
 
+    case 'j':
+      if (is_eq(p, "json"))
+        return POSTS_REPORTER(new format_ptree(*this,
+                                               format_ptree::FORMAT_JSON));
+      break;
+
     case 'o':
-      if (is_eq(p, "org")) {
+      if (is_eq(p, "org"))
         return POSTS_REPORTER(new posts_to_org_table
                             (*this, maybe_format(HANDLER(prepend_format_))));
-      }
       break;
 
     case 'p':
@@ -1649,7 +1654,8 @@ expr_t::ptr_op_t report_t::lookup(const symbol_t::kind_t kind,
       if (is_eq(p, "xact"))
         return WRAP_FUNCTOR(xact_command);
       else if (is_eq(p, "xml"))
-        return POSTS_REPORTER(new format_ptree(*this));
+        return POSTS_REPORTER(new format_ptree(*this,
+                                               format_ptree::FORMAT_XML));
       break;
     }
     break;

src/select.cc

@@ -419,6 +419,8 @@ value_t select_command(call_scope_t& args)
       }
       else if (arg == "xml") {
       }
+      else if (arg == "json") {
+      }
       else if (arg == "emacs") {
       }
       else if (arg == "org") {