Add StackArray class

plates/cpp-datastruct/apps/driver.cpp

@@ -1,20 +1,23 @@
 #include <lib-datastruct.h>
 #include <iostream>
 
-enum OPS {
-  EXIT, LISTS, STACKS, QUEUES
-};
+// StackArray menu
+void Stack();
 
+// Main menu
 int main ()
 {
   // std::cout << "Running driver program version " << DS_VERSION;
+  enum OPS {
+    EXIT, LISTS, STACKS, QUEUES
+  };
 
   bool exit = false;
-  LinkedList<int> t;
   int choice;
   while (!exit) {
-    std::cout << "Enter a choice below...\n\t0. Exit"
-      << "\n\t1. LISTS\n\t2. STACKS\n\t3. QUEUES\n";
+    std::cout << "\n##### Main Menu #####\n"
+      << "Enter a choice below...\n\t0. Exit"
+      << "\n\t1. Lists\n\t2. Stacks\n\t3. Queues\n";
     std::cin >> choice;
     std::cin.clear();
 
@@ -27,6 +30,7 @@ int main ()
       break;
     
     case STACKS: // 2
+      Stack();
       break;
     
     case QUEUES: // 3
@@ -40,3 +44,56 @@ int main ()
 
   return 0;
 }
+
+// StackArray menu
+void Stack()
+{
+  enum STACK_OPS {
+    EXIT, PUSH, POP, TOP, DISPLAY
+  };
+
+  StackArray stack;
+  bool exit = false;
+  int choice;
+  while (!exit) {
+    std::cout << "\n##### StackArray Menu #####\n"
+      << "Enter a choice below...\n\t0. Exit"
+      << "\n\t1. Push\n\t2. Pop\n\t3. Top\n\t4. Display\n";
+    std::cin >> choice;
+    std::cin.clear();
+
+    switch (choice) {
+    case EXIT: // 0
+      exit = true;
+      break;
+
+    case PUSH: // 1
+      char val;
+      std::cout << "Enter a character to push to our stack: ";
+      std::cin >> val;
+      std::cin.clear();
+      stack.Push(val);
+      break;
+    
+
+    case POP: // 2
+      std::cout << "[" << stack.Pop() << "] has been removed from our stack\n";
+      break;
+    
+
+    case TOP: // 3
+      std::cout << "[" << stack.Top() << "] is at the top of our stack\n";
+      break;
+    
+
+    case DISPLAY: // 4
+      stack.Display();
+      break;
+    
+    default:
+      std::cout << "Invalid option selected\n";
+      break;
+    }
+  }
+  
+}