Some refactorizations

cli/cmdlineparser.h

@@ -68,7 +68,7 @@ public:
     /**
      * Return the path names user gave to command line.
      */
-    std::vector<std::string> GetPathNames() const {
+    const std::vector<std::string>& GetPathNames() const {
         return _pathnames;
     }
 
@@ -89,7 +89,7 @@ public:
     /**
      * Return a list of paths user wants to ignore.
      */
-    std::vector<std::string> GetIgnoredPaths() const {
+    const std::vector<std::string>& GetIgnoredPaths() const {
         return _ignoredPaths;
     }
 

cli/cppcheckexecutor.cpp

@@ -54,7 +54,7 @@ bool CppCheckExecutor::parseFromArgs(CppCheck *cppcheck, int argc, const char* c
             const char * extraVersion = cppcheck->extraVersion();
             if (strlen(extraVersion) > 0)
                 std::cout << "Cppcheck " << cppcheck->version() << " ("
-                          << extraVersion << ")" << std::endl;
+                          << extraVersion << ')' << std::endl;
             else
                 std::cout << "Cppcheck " << cppcheck->version() << std::endl;
         }
@@ -84,7 +84,7 @@ bool CppCheckExecutor::parseFromArgs(CppCheck *cppcheck, int argc, const char* c
             else {
                 // If the include path is not found, warn user and remove the
                 // non-existing path from the list.
-                std::cout << "cppcheck: warning: Couldn't find path given by -I '" + path + "'" << std::endl;
+                std::cout << "cppcheck: warning: Couldn't find path given by -I '" << path << '\'' << std::endl;
                 iter = _settings._includePaths.erase(iter);
             }
         }
@@ -262,7 +262,7 @@ void CppCheckExecutor::reportProgress(const std::string &filename, const char st
         std::ostringstream ostr;
         ostr << "progress: "
              << stage
-             << " " << int(value) << "%";
+             << ' ' << int(value) << '%';
         if (_settings._verbose)
             ostr << " time=" << str.substr(11, 8);
 
@@ -275,7 +275,7 @@ void CppCheckExecutor::reportStatus(size_t fileindex, size_t filecount, long siz
 {
     if (filecount > 1) {
         std::ostringstream oss;
-        oss << fileindex << "/" << filecount
+        oss << fileindex << '/' << filecount
             << " files checked " <<
             (sizetotal > 0 ? static_cast<long>(static_cast<long double>(sizedone) / sizetotal*100) : 0)
             << "% done";

lib/errorlogger.cpp

@@ -277,7 +277,7 @@ std::string ErrorLogger::ErrorMessage::toString(bool verbose, const std::string
         if (!_callStack.empty())
             text << callStackToString(_callStack) << ": ";
         if (_severity != Severity::none)
-            text << "(" << Severity::toString(_severity) << ") ";
+            text << '(' << Severity::toString(_severity) << ") ";
         text << (verbose ? _verboseMessage : _shortMessage);
         return text.str();
     }
@@ -316,10 +316,10 @@ std::string ErrorLogger::callStackToString(const std::list<ErrorLogger::ErrorMes
 {
     std::ostringstream ostr;
     for (std::list<ErrorLogger::ErrorMessage::FileLocation>::const_iterator tok = callStack.begin(); tok != callStack.end(); ++tok) {
-        ostr << (tok == callStack.begin() ? "" : " -> ") << "[" << (*tok).getfile();
+        ostr << (tok == callStack.begin() ? "" : " -> ") << '[' << (*tok).getfile();
         if ((*tok).line != 0)
-            ostr << ":" << (*tok).line;
-        ostr << "]";
+            ostr << ':' << (*tok).line;
+        ostr << ']';
     }
     return ostr.str();
 }

lib/path.cpp

@@ -80,7 +80,7 @@ std::string Path::simplifyPath(const char *originalPath)
     if (subPath.length() > 0)
         pathParts.push_back(subPath);
 
-    for (unsigned int i = 0; i < pathParts.size(); ++i) {
+    for (unsigned int i = 1; i < pathParts.size(); ++i) {
         if (i > 1 && pathParts[i-2] != ".." && pathParts[i] == ".." && pathParts.size() > i + 1) {
             pathParts.erase(pathParts.begin() + static_cast<int>(i) + 1);
             pathParts.erase(pathParts.begin() + static_cast<int>(i));
@@ -90,7 +90,7 @@ std::string Path::simplifyPath(const char *originalPath)
         } else if (i > 0 && pathParts[i] == ".") {
             pathParts.erase(pathParts.begin() + static_cast<int>(i));
             i = 0;
-        } else if (pathParts[i] == "/" && i > 0 && pathParts[i-1] == "/") {
+        } else if (i > 0 && pathParts[i] == "/" && pathParts[i-1] == "/") {
             pathParts.erase(pathParts.begin() + static_cast<int>(i) - 1);
             i = 0;
         }
@@ -158,11 +158,7 @@ bool Path::isC(const std::string &path)
 {
     // In unix, ".C" is concidered C++ file
     const std::string extension = getFilenameExtension(path);
-    if (extension == ".c") {
-        return true;
-    }
-
-    return false;
+    return(extension == ".c");
 }
 
 bool Path::isCPP(const std::string &path)
@@ -178,40 +174,23 @@ bool Path::isCPP(const std::string &path)
     }
 
     // In unix, ".C" is concidered C++ file
-    if (getFilenameExtension(path) == ".C") {
-        return true;
-    }
-
-    return false;
+    return(getFilenameExtension(path) == ".C");
 }
 
 bool Path::isJava(const std::string &path)
 {
     const std::string extension = getFilenameExtensionInLowerCase(path);
-    if (extension == ".java") {
-        return true;
-    }
-
-    return false;
+    return(extension == ".java");
 }
 
 bool Path::isCSharp(const std::string &path)
 {
     const std::string extension = getFilenameExtensionInLowerCase(path);
-    if (extension == ".cs") {
-        return true;
-    }
-
-    return false;
+    return(extension == ".cs");
 }
 
 bool Path::acceptFile(const std::string &filename)
 {
-    if (Path::isCPP(filename) ||
-        Path::isC(filename)) {
-        return true;
-    }
-
-    return false;
+    return(Path::isCPP(filename) || Path::isC(filename));
 }
 

test/testutils.h

@@ -27,21 +27,18 @@ class Token;
 class givenACodeSampleToTokenize {
 private:
     std::istringstream _sample;
-    const Token* _tokens;
     Settings _settings;
     Tokenizer _tokenizer;
 
 public:
     givenACodeSampleToTokenize(const std::string& sample)
         : _sample(sample)
-        ,_tokens(NULL) {
-        _tokenizer.setSettings(&_settings);
+        , _tokenizer(&_settings, 0) {
         _tokenizer.tokenize(_sample, "test.cpp");
-        _tokens = _tokenizer.tokens();
     }
 
     const Token* tokens() const {
-        return _tokens;
+        return _tokenizer.tokens();
     }
 };