feat: Add helper input function

1 files changed, 25 insertions, 0 deletions

diff --git a/src/cli.hpp b/src/cli.hpp
new file mode 100644
index 0000000..9a2ca64
--- /dev/null
+++ b/src/cli.hpp
@@ -0,0 +1,25 @@
+#ifndef GS_CLI
+#define GS_CLI
+
+#include <iostream>
+#include <limits>
+
+namespace cli {
+	template <typename T>
+	void readUserInput(T& outValue, const char* enter_message, const char* error_message) {
+		do {
+			std::cout << enter_message;
+			std::cin >> outValue;
+			if (std::cin.fail()) {
+				std::cerr << error_message << std::endl;
+
+				std::cin.clear();
+				std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+				continue;
+			}
+			break;
+		} while (true);
+	}
+}
+
+#endif /* GS_CLI */