safe_ptr: fixed google-explicit-constructor clang-tidy and noExplicitConstructor selfcheck warnings

Author: firewave

cli/cppcheckexecutor.cpp

@@ -301,7 +301,7 @@ int CppCheckExecutor::check_internal(CppCheck& cppcheck)
         mLatestProgressOutputTime = std::time(nullptr);
 
     if (!settings.outputFile.empty()) {
-        mErrorOutput = new std::ofstream(settings.outputFile);
+        mErrorOutput = safe_ptr<std::ofstream>(new std::ofstream(settings.outputFile));
     }
 
     if (settings.xml) {

lib/safeptr.h

@@ -30,7 +30,7 @@ template<typename T>
 class safe_ptr
 {
 public:
-    safe_ptr(T* p)
+    explicit safe_ptr(T* p)
         : mPtr(p)
     {}
 
@@ -58,7 +58,7 @@ class safe_ptr
         return *mPtr;
     }
 
-    operator bool() const NOEXCEPT {
+    explicit operator bool() const NOEXCEPT {
         return mPtr != nullptr;
     }