feat: Introduce a modular argument convention system for GNU and Windows styles, add .clang-format, and update CMake configuration to C++17.

src/headers/parser/platform_headers/macos_parser.hpp

@@ -0,0 +1,42 @@
+#pragma once
+#ifdef __APPLE__
+#ifndef MACOS_PARSER_HPP
+#define MACOS_PARSER_HPP
+
+#include <argument_parser.hpp>
+#include <crt_externs.h>
+#include <parser_v2.hpp>
+#include <string>
+
+namespace argument_parser {
+    class macos_parser : public base_parser {
+        public: 
+        macos_parser() {
+            const int argc = *_NSGetArgc();
+            if (char **argv = *_NSGetArgv(); argc > 0 && argv != nullptr && argv[0] != nullptr) {
+                program_name = (argv[0]);
+                for (int i = 1; i < argc; ++i) {
+                    if (argv[i] != nullptr) parsed_arguments.emplace_back(argv[i]);
+                }
+            }
+        }
+    }; 
+
+    namespace v2 {
+        class macos_parser : public v2::base_parser {
+            public: 
+            macos_parser() {
+                const int argc = *_NSGetArgc();
+                if (char **argv = *_NSGetArgv(); argc > 0 && argv != nullptr && argv[0] != nullptr) {
+                    set_program_name(argv[0]);
+                    for (int i = 1; i < argc; ++i) {
+                        if (argv[i] != nullptr) ref_parsed_args().emplace_back(argv[i]);
+                    }
+                }
+            }
+        };    
+    }
+}
+
+#endif
+#endif