variable id : set variable ids for struct members

testtokenize.cpp

@@ -57,6 +57,7 @@ private:
         TEST_CASE( match2 );
 
         TEST_CASE( varid1 );
+        TEST_CASE( varid2 );
     }
 
 
@@ -474,6 +475,32 @@ private:
                 ASSERT_EQUALS( 2, tok->varId() );
         }
     }
+
+    void varid2()
+    {
+        const std::string code("void f()\n"
+                               "{\n"
+                               "    struct ABC abc;\n"
+                               "    abc.a = 3;\n"
+                               "    i = abc.a;\n"
+                               "}\n" );
+
+        // tokenize..
+        Tokenizer tokenizer;
+        std::istringstream istr(code);
+        tokenizer.tokenize(istr, "test.cpp");
+        tokenizer.setVarId();
+
+        for ( const TOKEN *tok = tokenizer.tokens(); tok; tok = tok->next() )
+        {
+            if ( tok->str() == "abc" )
+                ASSERT_EQUALS( 1, tok->varId() );
+            else if ( tok->str() == "a" )
+                ASSERT_EQUALS( 2, tok->varId() );
+            else
+                ASSERT_EQUALS( 0, tok->varId() );
+        }
+    }
 };
 
 REGISTER_TEST( TestTokenizer )

tokenize.cpp

@@ -659,6 +659,23 @@ void Tokenizer::setVarId()
                     break;
             }
         }
+    }
+    
+    // Struct/Class members
+    for ( TOKEN *tok = _tokens; tok; tok = tok->next() )
+    {
+        if ( TOKEN::Match(tok, "%var% . %var%") &&
+             tok->varId() != 0 &&
+             tok->tokAt(2)->varId() == 0 )
+        {
+            ++_varId;
+            const std::string pattern(std::string("%varid% . ") + tok->strAt(2));
+            for ( TOKEN *tok2 = tok; tok2; tok2 = tok2->next() )
+            {
+                if ( TOKEN::Match(tok2, pattern.c_str(), 0, 0, tok->varId()) )
+                    tok2->next()->next()->varId( _varId );
+            }
+        }
     }
 }