refactor: add compiler warnings

1 files changed, 5 insertions, 0 deletions

diff --git a/src/mazerator.cpp b/src/mazerator.cpp
index a884bbd..6a0d1aa 100644
--- a/src/mazerator.cpp
+++ b/src/mazerator.cpp
@@ -16,6 +16,8 @@ constexpr unsigned int DEFAULT_MAZE_HEIGHT = 20U;
 
 constexpr std::string_view DEFAULT_MAZE_WALL = "█";
 
+namespace
+{
 void optarg_error(int arg, const std::string &error)
 {
 	std::cout << "Error: Invalid option argument for -" << arg << ". " << error
@@ -46,6 +48,7 @@ void parse_uint_arg(unsigned int *num_dst, int arg, bool check_zero = false)
 		optarg_error(arg, std::string(error));
 	}
 }
+} // namespace
 
 const std::array<option, 8> options = {
 	option({"width", required_argument, nullptr, 'w'}),
@@ -149,6 +152,8 @@ int main(int argc, char *argv[])
 					  << std::endl;
 			return EXIT_FAILURE;
 		}
+		default:
+			abort();
 		}
 	}