feat(stack): added push function to stack

Include/Fledasty/Core/Stack.h

@@ -37,6 +37,8 @@ typedef struct {
 FledastyError fledasty_stack_initialize(FledastyStack *new_stack, const size_t element_byte_size);
 FledastyError fledasty_stack_destroy(FledastyStack *current_stack);
 
+FledastyError fledasty_stack_push(FledastyStack *current_stack, void *value);
+
 static inline size_t fledasty_stack_is_empty(const FledastyStack *current_stack) { return current_stack->size == 0; }
 
 #endif

Src/Core/Stack.c

@@ -54,5 +54,25 @@ FledastyError fledasty_stack_destroy(FledastyStack *current_stack) {
     }
 
     current_stack->buffer = NULL;
+    return FLEDASTY_ERROR_NONE;
+}
+
+FledastyError fledasty_stack_push(FledastyStack *current_stack, void *value) {
+    if (current_stack == NULL || value == NULL) {
+        return FLEDASTY_ERROR_INVALID_POINTER;
+    }
+
+    if (current_stack->size == current_stack->capacity) {
+        current_stack->capacity = current_stack->capacity + (current_stack->capacity / 2);
+        current_stack->buffer = (unsigned char*)hallocy_realloc(current_stack->buffer, current_stack->capacity);
+
+        if (current_stack->buffer == NULL) {
+            return FLEDASTY_ERROR_FAILED_ALLOCATION;
+        }
+    }
+
+    hallocy_copy_memory(current_stack->buffer + (current_stack->size * current_stack->element_byte_size), value, current_stack->element_byte_size);
+    current_stack->size += 1;
+    
     return FLEDASTY_ERROR_NONE;
 }

Tests/Main.c

@@ -48,6 +48,10 @@ int main() {
     FledastyStack test_stack;
     fledasty_stack_initialize(&test_stack, sizeof(int));
 
+    for (int i = 0; i < 10; i += 1) {
+        fledasty_stack_push(&test_stack, &i);
+    }
+
     if (fledasty_stack_is_empty(&test_stack)) {
         printf("Stack is empty\n");
     }