data: removed storing commandline for errors

* reason: commandline string may be large (7GB for 20k errors in the UnrealEngine)

src/lib_cxx/data/parser/cxx/CxxDiagnosticConsumer.cpp

@@ -94,14 +94,8 @@ void CxxDiagnosticConsumer::HandleDiagnostic(clang::DiagnosticsEngine::Level lev
 		m_client->recordError(
 			location,
 			message,
-			m_commandline,
 			level == clang::DiagnosticsEngine::Fatal,
 			m_register->hasFilePath(location.filePath)
 		);
 	}
 }
-
-void CxxDiagnosticConsumer::setCommandLine(const std::string& commandline)
-{
-	m_commandline = commandline;
-}

src/lib_cxx/data/parser/cxx/CxxDiagnosticConsumer.h

@@ -25,15 +25,11 @@ public:
 
 	void HandleDiagnostic(clang::DiagnosticsEngine::Level level, const clang::Diagnostic& info);
 
-	void setCommandLine(const std::string& commandline);
-
 private:
 	std::shared_ptr<ParserClient> m_client;
 	std::shared_ptr<FileRegister> m_register;
 	std::shared_ptr<CanonicalFilePathCache> m_canonicalFilePathCache;
 
-	std::string m_commandline;
-
 	bool m_isParsingFile;
 	bool m_useLogging;
 };

src/lib_cxx/data/parser/cxx/CxxParser.cpp

@@ -116,17 +116,6 @@ void CxxParser::runTool(clang::tooling::CompilationDatabase* compilationDatabase
 
 	std::shared_ptr<CxxDiagnosticConsumer> diagnostics = getDiagnostics(canonicalFilePathCache, true);
 
-	std::vector<clang::tooling::CompileCommand> compileCommands = compilationDatabase->getCompileCommands(sourceFilePath.str());
-	if (compileCommands.size() == 1)
-	{
-		std::string commandline;
-		for (const std::string& str : compileCommands[0].CommandLine)
-		{
-			commandline += str + " ";
-		}
-		diagnostics->setCommandLine(commandline);
-	}
-
 	tool.setDiagnosticConsumer(diagnostics.get());
 
 	ASTActionFactory actionFactory(m_client, m_fileRegister, canonicalFilePathCache);