Reformat dbNetwork.cc for google braces (coding style comment

src/dbSta/src/dbNetwork.cc

@@ -495,9 +495,9 @@ const char* dbNetwork::name(const Instance* instance) const
   dbModInst* mod_inst = nullptr;
   const char* ret = nullptr;
   staToDb(instance, db_inst, mod_inst);
-  if (db_inst) {
+  if (db_inst != nullptr) {
     ret = tmpStringCopy(db_inst->getConstName());
-  } else if (mod_inst) {
+  } else if (mod_inst != nullptr) {
     ret = tmpStringCopy(mod_inst->getName());
   }
   return ret;
@@ -507,7 +507,7 @@ class dbModulePortIterator : public CellPortIterator
 {
  public:
   explicit dbModulePortIterator(const dbModule* cell, const dbBlock* block);
-  ~dbModulePortIterator();
+  ~dbModulePortIterator() override;
   virtual bool hasNext();
   virtual Port* next();
 
@@ -692,28 +692,30 @@ Cell* dbNetwork::cell(const Instance* instance) const
 #ifdef DEBUG_DBNWK
   printf("debug %d Getting cell for instance %s\n", debug, name(instance));
 #endif
+
   if (instance == top_instance_) {
     return reinterpret_cast<Cell*>(top_cell_);
   }
 
+  Cell* ret = nullptr;
   dbInst* db_inst;
   dbModInst* mod_inst;
   staToDb(instance, db_inst, mod_inst);
   if (db_inst) {
     dbMaster* master = db_inst->getMaster();
-    return dbToSta(master);
+    ret = dbToSta(master);
   } else if (mod_inst) {
     dbModule* master = mod_inst->getMaster();
 #ifdef DEBUG_DBNWK
     printf("Mod inst Master is %s\n", master->getName());
 #endif
     // look up the cell in the verilog library.
-    return dbToSta(master);
+    ret = dbToSta(master);
   }
   // no traversal of the hierarchy this way; we would have to split
   // Cell into dbMaster and dbModule otherwise.  When we have full
   // odb hierarchy this can be revisited.
-  return nullptr;
+  return ret;
 }
 
 Instance* dbNetwork::parent(const Instance* instance) const
@@ -817,8 +819,9 @@ Pin* dbNetwork::findPin(const Instance* instance, const char* port_name) const
     unsigned ix = 0;
     if (module->findPortIx(port_name, ix)) {
       dbModITerm* miterm = nullptr;
-      if (mod_inst->getPinAtIx(ix, miterm))
+      if (mod_inst->getPinAtIx(ix, miterm)) {
         return dbToSta(miterm);
+      }
     }
   }
   return nullptr;  // no pins on dbModInst in odb currently
@@ -945,14 +948,8 @@ Net* dbNetwork::hnet(const Pin* pin) const
   if (iterm) {
     dbNet* dnet = iterm->getNet();
     dbModNet* mnet = iterm->getModNet();
-
     // It is possible when writing out a hierarchical network
-    // that we have both a mod net and a db net.
-    // In the case of writing out a hierachical network we always
-    // choose the mnet.
-    // in regular case (everything else !) we choose the dnet
-    //--Check with Matt if this seems to make sense.
-
+    // that we have both a mod net and a db net choose the modnet
     if (dnet && mnet) {
       return dbToSta(mnet);
     }
@@ -961,7 +958,6 @@ Net* dbNetwork::hnet(const Pin* pin) const
     if (dnet)
       return dbToSta(dnet);
   }
-
   if (moditerm) {
     dbModNet* dnet = moditerm->getNet();
     return dbToSta(dnet);
@@ -970,7 +966,6 @@ Net* dbNetwork::hnet(const Pin* pin) const
     dbModNet* dnet = modbterm->getNet();
     return dbToSta(dnet);
   }
-
   return nullptr;
 }
 
@@ -996,10 +991,12 @@ Net* dbNetwork::net(const Pin* pin) const
     if (dnet && mnet) {
       return dbToSta(mnet);
     }
-    if (mnet)
+    if (mnet) {
       return dbToSta(mnet);
-    if (dnet)
+    }
+    if (dnet) {
       return dbToSta(dnet);
+    }
   }
 
   if (moditerm) {
@@ -1028,12 +1025,12 @@ Term* dbNetwork::term(const Pin* pin) const
   if (bterm) {
     return dbToStaTerm(bterm);
   }
-  if (moditerm)
+  if (moditerm) {
     return dbToStaTerm(moditerm);
-
-  if (modbterm)
+  }
+  if (modbterm) {
     return dbToStaTerm(modbterm);
-
+  }
   return nullptr;
 }
 
@@ -1050,8 +1047,9 @@ void dbNetwork::findInstPinsHierMatching(const Instance* instance,
     const char* port_name = name(port(pin));
     string pin_name;
     stringPrint(pin_name, "%s%c%s", inst_name, divider_, port_name);
-    if (pattern->match(pin_name.c_str()))
+    if (pattern->match(pin_name.c_str())) {
       matches.push_back(pin);
+    }
   }
   delete pin_iter;
 }