json: propagate per-checker "imp" attribute

Author: kdudka

defect.hh

@@ -90,13 +90,15 @@ struct Defect {
     TEvtList                events;
     unsigned                keyEventIdx;    ///< in range 0..(events.size()-1)
     int                     cwe;            ///< CWE number, 0 means unused
+    int                     imp;            ///< "important" flag, bool for now
     int                     defectId;       ///< used only by the JSON format
     std::string             function;       ///< used only by the JSON format
     std::string             language;       ///< used only by the JSON format
 
     Defect():
         keyEventIdx(0U),
         cwe(0),
+        imp(0),
         defectId(0)
     {
     }

json-parser.cc

@@ -248,6 +248,7 @@ void SimpleTreeDecoder::readNode(
     // read "defect_id", "cwe", and "function" if available
     def->defectId = valueOf<int>        (defNode, "defect_id", 0);
     def->cwe      = valueOf<int>        (defNode, "cwe"      , 0);
+    def->imp      = valueOf<int>        (defNode, "imp"      , 0);
     def->function = valueOf<std::string>(defNode, "function", "");
     def->language = valueOf<std::string>(defNode, "language", "");
 

json-writer.cc

@@ -87,11 +87,13 @@ void appendDefectNode(PTree &dst, const Defect &def) {
     if (!def.annotation.empty())
         defNode.put<string>("annotation", def.annotation);
 
-    // write "defect_id", "cwe", and "function" if available
+    // write "defect_id", "cwe", etc. if available
     if (0 < def.defectId)
         defNode.put<int>("defect_id", def.defectId);
     if (0 < def.cwe)
         defNode.put<int>("cwe", def.cwe);
+    if (0 < def.imp)
+        defNode.put<int>("imp", def.imp);
     if (!def.function.empty())
         defNode.put<string>("function", def.function);
     if (!def.language.empty())