CheckUnusedFunctions: added dedicated parseTokens()

Author: firewave

lib/checkunusedfunctions.cpp

@@ -370,12 +370,17 @@ void CheckUnusedFunctions::unusedFunctionError(ErrorLogger * const errorLogger,
         Check::writeToErrorList(errmsg);
 }
 
-Check::FileInfo *CheckUnusedFunctions::getFileInfo(const Tokenizer *tokenizer, const Settings *settings) const
+void CheckUnusedFunctions::parseTokens(const Tokenizer *tokenizer, const Settings *settings)
 {
     if (!settings->checks.isEnabled(Checks::unusedFunction))
-        return nullptr;
+        return;
     if (settings->useSingleJob() && settings->buildDir.empty())
         instance.parseTokens(*tokenizer, tokenizer->list.getFiles().front().c_str(), settings);
+}
+
+Check::FileInfo *CheckUnusedFunctions::getFileInfo(const Tokenizer *tokenizer, const Settings *settings) const
+{
+    parseTokens(tokenizer, settings);
     return nullptr;
 }
 

lib/checkunusedfunctions.h

@@ -62,6 +62,8 @@ class CPPCHECKLIB CheckUnusedFunctions : public Check {
     // * What functions are declared
     void parseTokens(const Tokenizer &tokenizer, const char FileName[], const Settings *settings);
 
+    static void parseTokens(const Tokenizer *tokenizer, const Settings *settings);
+
     // Return true if an error is reported.
     bool check(ErrorLogger * const errorLogger, const Settings& settings) const;
 

lib/cppcheck.cpp

@@ -640,7 +640,7 @@ unsigned int CppCheck::checkFile(const std::string& filename, const std::string
                 std::ifstream in(filename);
                 tokenizer.list.createTokens(in, filename);
             }
-            checkUnusedFunctions.getFileInfo(&tokenizer, &mSettings);
+            CheckUnusedFunctions::parseTokens(&tokenizer, &mSettings);
             return EXIT_SUCCESS;
         }