From bb0480c1020b3b6b50c8e678ae37ed75c88eaca3 Mon Sep 17 00:00:00 2001
From: Timofey Khoruzhii <timosha1113@gmail.com>
Date: Sat, 29 Oct 2022 00:07:18 +0300
Subject: [PATCH] Add error output if unsupported parameters

---
 src/clippy/clippy.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/clippy/clippy.cpp b/src/clippy/clippy.cpp
index 9f838e5..c5a4317 100644
--- a/src/clippy/clippy.cpp
+++ b/src/clippy/clippy.cpp
@@ -9,6 +9,8 @@
 #include <vector>
 #include <filesystem>
 
+#include <rang.hpp>
+
 void Clippy::Run(const std::vector<std::string>& args) {
   if (auto result = TryExecuteClippyCommand(args); result) {
     result->Execute();
@@ -18,6 +20,12 @@ void Clippy::Run(const std::vector<std::string>& args) {
     result->Execute();
     return;
   }
+
+  std::cout << rang::bg::red << rang::style::bold << "Unsupported parameters { ";
+  for (size_t i = 1; i < args.size(); ++i) {
+    std::cout << args[i] << (i + 1 == args.size() ? "" : ",") << " ";
+  }
+  std::cout << "}" << std::endl << rang::bg::reset << rang::style::reset;
 }
 
 Clippy::TargetPtr Clippy::TryExecuteClippyCommand(