Added help command

.vscode/settings.json

 {
     "files.associations": {
-        "vector": "cpp"
+        "vector": "cpp",
+        "deque": "cpp"
     }
 }
\ No newline at end of file

README.md

@@ -9,6 +9,8 @@ Nosh is a simple, customizable command-line shell designed for Windows systems.
 
 `about --version`: Display the version of the shell.
 
+`clear` or `cls`: Display the version of the shell.
+
 `exec`: Execute executable files.
 
 `exit`: Exit the shell program.
@@ -19,6 +21,8 @@ Nosh is a simple, customizable command-line shell designed for Windows systems.
 
 `grasp -f <directory>`: (In development) Specify a file to search for, to be implemented with the pattern matching feature.
 
+`help` or `?`: Lists all available commands for Noémi Shell.
+
 `list`: Display the contents of a directory or the current working directory.
 
 `mkdir`: Create a new directory. Usage: `mkdir <directory_name>`.

nosh.cpp

@@ -24,6 +24,17 @@
  *  @author ChatGPT (a lot of help)
  *  
  *  Licensed under a modified MIT License. See the license on the Noémi Shell GitLab repo for details.
+ * 
+ *  --------------------------------------------------------------------------------------------------------------------
+ * 
+ *  CHANGELOG
+ * 
+ *  Noémi Shell v.0.4
+ *
+ *  This version introduces the 'exec' command for executing executable files. 
+ *  Exec is using the system command via the Windows API. This version also changed the 'store get' 
+ *  command to 'store -g' for improved standardization.
+ * 
  */
 
 
@@ -36,18 +47,24 @@
 #include <cstring>  // String operations
 #include <regex> // For grasp filtering
 #include <cstdlib> 
+#include <deque>
 
-const char VERSION[] = "0.3.1"; //< Change version number here for the entire code
-#define STRLEN 100 //< Max string length
+const char VERSION[] = "0.3.2"; ///< Change version number here for the entire code
+#define STRLEN 100 ///< Max string length
+#define WIDTH 10 ///< Width between columns
 
-char vault[STRLEN]; //< Storing custom info;
+char vault[STRLEN]; ///< Storing custom info;
+
+deque<std::string> commandHistory;
+const int MAXHISTORY = 50;
+
+int numberOfHistories = 0; ///< Storing the number of histories
 
 namespace fs = std::filesystem;
 
 using namespace std;
 
 // Declaring functions
-
 void handle_pwd(const vector<string>& args);
 bool is_builtin_command(const vector<string>& args);
 void handle_noemi(const vector<string>& args);
@@ -60,17 +77,18 @@ void handle_tap(const vector<string>& args);
 void handle_crush(const vector<string>& args);
 void handle_mkdir(const vector<string>& args);
 void handle_rn(const vector<string>& args);
-void handle_snatch(const vector<string>& args);
 void handle_exec(const vector<string>& args);
 
 /**
- *  The main code
+ *  The main function
  */
 
 int main() {
     
-    cout << "Noemi Shell (nosh)\n";
-    cout << "Copyright (C) 2025 Zsombor Szabo-Antalovszky\n\n";
+    cout << "Noemi Shell (nosh)\n"
+         << "Copyright (C) 2025 Zsombor Szabo-Antalovszky\n\n"
+         << "Type 'help' or '? for list of available commands\n\n";
+
 
     string command; // Storing command
 
@@ -115,7 +133,7 @@ int main() {
             continue;
         }
 
-        // Example: Handling unrecognized commands
+        // Handling unrecognized commands
         if (!is_builtin_command(args)) {
             cout << "Unrecognized command: ";
             for (const auto& arg : args) {
@@ -129,6 +147,28 @@ int main() {
     return 0; // Terminate program with success
 }
 
+void handle_help(const vector<string>& args){
+    
+    if (args.size() < 1){
+        cout << "help: too many arguments\n";
+        return; // Exit early
+    }
+    
+
+    cout << "about: Displays shell information\n" 
+         << "about --version: Displays shell version only\n"
+         << "exec: Execute an executable file\n"
+         << "exit: Exit the shell\n"
+         << "grasp -d: Search through directories for other directories\n"
+         << "grasp -f: Search through directories for files\n"
+         << "list: List the files or other directories whithin a directory\n"
+         << "mkdir: Create a new directory whithin current directory\n"
+         << "noemi: Draw a heart shape made of # characters\n"
+         << "noemi -l: Draw a heart shape made of # characters with more delay\n"
+         << "rn: rename a file or a directory\n"
+         << "store: Save a string of maximum 100 characters during runtime\n"
+         << "store -g: Show the string saved with store\n\n";
+}
 
 /**
  *  Runs executable files using the 'system' function
@@ -146,7 +186,6 @@ void handle_exec(const vector<string>& args){
     system(path.c_str()); // Runs the executable
 }
 
-
 /**
  *  Handling the 'pwd' command for printing the working directory
  * 
@@ -216,6 +255,26 @@ bool is_builtin_command(const vector<string>& args){
         return true;
     }
 
+    if (args[0] == "cls"){
+        if (args.size() > 1) {
+            cout << "clear: too many arguments";
+            return true;
+        }
+
+        system("cls");
+        return true;
+    }
+
+    if (args[0] == "help"){
+        handle_help(args);
+        return true;
+    }
+
+    if (args[0] == "?"){
+        handle_help(args);
+        return true;
+    }
+
     if (args[0] == "noemi"){
       
         handle_noemi(args);
@@ -286,7 +345,7 @@ bool is_builtin_command(const vector<string>& args){
 void handle_noemi(const vector<string>& args){
 
     if (args.size() > 2){
-        cout << "Usage: noemi <delay argument> ";
+        cout << "Usage: noemi <optional_delay_argument>\n";
         return; // Exit early
     }
 
@@ -296,17 +355,18 @@ void handle_noemi(const vector<string>& args){
     if (args.size() == 2){
         const string option = args[1]; // Set the option variable to the first argument
         
-        if (option == "-l") time = 500; // 500 milliseconds between each line
-        
+        if (option == "-l"){
+            time = 500; // 500 milliseconds between each line
+        } 
         else{
             cout << "noemi: unrecognized argument " << args[1] << "\n";
             return; // Exit early;
         }
     }
 
-    cout << "             \n\t      #######       #######\n";
+    cout << "             \n\t      #########     ########\n";
     Sleep(time);
-    cout << "            ###########   ###########\n";
+    cout << "            ############   ###########\n";
     Sleep(time);
     cout << "          ############### ###############\n";
     Sleep(time);
@@ -405,6 +465,8 @@ void handle_cd(const vector<string>& args) {
             cout << "cd: " << new_path << ": No such directory\n";
         }
     }
+
+    
 }
 
 /**