added basic cli setup

.vscode/settings.json

@@ -0,0 +1,48 @@
+{
+    "files.associations": {
+        "array": "cpp",
+        "atomic": "cpp",
+        "bit": "cpp",
+        "*.tcc": "cpp",
+        "cctype": "cpp",
+        "clocale": "cpp",
+        "cmath": "cpp",
+        "compare": "cpp",
+        "concepts": "cpp",
+        "cstdarg": "cpp",
+        "cstddef": "cpp",
+        "cstdint": "cpp",
+        "cstdio": "cpp",
+        "cstdlib": "cpp",
+        "cwchar": "cpp",
+        "cwctype": "cpp",
+        "deque": "cpp",
+        "string": "cpp",
+        "unordered_map": "cpp",
+        "vector": "cpp",
+        "exception": "cpp",
+        "algorithm": "cpp",
+        "functional": "cpp",
+        "iterator": "cpp",
+        "memory": "cpp",
+        "memory_resource": "cpp",
+        "numeric": "cpp",
+        "random": "cpp",
+        "string_view": "cpp",
+        "system_error": "cpp",
+        "tuple": "cpp",
+        "type_traits": "cpp",
+        "utility": "cpp",
+        "initializer_list": "cpp",
+        "iosfwd": "cpp",
+        "iostream": "cpp",
+        "istream": "cpp",
+        "limits": "cpp",
+        "new": "cpp",
+        "numbers": "cpp",
+        "ostream": "cpp",
+        "stdexcept": "cpp",
+        "streambuf": "cpp",
+        "typeinfo": "cpp"
+    }
+}

include/argParser.hpp

@@ -0,0 +1,24 @@
+#ifndef ARGPARSER_H
+#define ARGPARSER_H
+#include <algorithm>
+#include <iostream>
+#include <optional>
+#include <string>
+#include <string_view>
+#include <vector>
+
+class ArgParser {
+   private:
+    std::vector<std::string> tokens;
+
+   public:
+    ArgParser(int &argc, char **argv);
+
+    // Returns the command line option value if it exists
+    std::optional<std::string_view> getCmdOption(std::string_view option) const;
+
+    // Checks if a command line option exists
+    bool cmdOptionExists(std::string_view option) const;
+};
+
+#endif

src/argParser.cpp

@@ -0,0 +1,22 @@
+#include <../include/argParser.hpp>
+
+ArgParser::ArgParser(int &argc, char **argv) {
+    for (int i = 0; i < argc; i++) {
+        tokens.push_back(argv[i]);
+    }
+}
+
+// Returns the command line option value if it exists
+std::optional<std::string_view> ArgParser::getCmdOption(
+    std::string_view option) const {
+    auto itr = std::find(tokens.begin(), tokens.end(), option);
+    if (itr != tokens.end() && ++itr != tokens.end()) {
+        return *itr;
+    }
+    return std::nullopt;  // Indicate no option found
+}
+
+// Checks if a command line option exists
+bool ArgParser::cmdOptionExists(std::string_view option) const {
+    return std::find(tokens.begin(), tokens.end(), option) != tokens.end();
+}

src/main.cpp

@@ -1,3 +1,35 @@
+#include <../include/argParser.hpp>
 #include <iostream>
-using namespace std;
-int main() {}
+
+int main(int argc, char* argv[]) {
+    if (argc == 1) {
+        std::cout << "No arguments provided.!!!" << std::endl;
+        return -1;
+    }
+
+    ArgParser argParser(argc, argv);
+
+    if (argc == 2 && std::string_view(argv[1]) == "init") {
+        std::cout << "Initialize empty gitlite repository in <current_dir_path>"
+                  << std::endl;
+        // Add logic for initialization
+        return 0;  // Exit after handling "init"
+    }
+
+    // Check for "-h" flag
+    if (argParser.cmdOptionExists("-h")) {
+        std::cout << "Help requested" << std::endl;
+        // Show help message
+        return 0;  // Exit after showing help
+    }
+
+    // Get filename after "-f" option
+    auto filename = argParser.getCmdOption("-f");
+    if (filename) {
+        std::cout << "Filename: " << *filename << std::endl;
+        // Do something with the filename
+        return 0;
+    }
+
+    std::cout << "Unknown command entered!!!" << std::endl;
+}