Add array debug

array.c

@@ -2,6 +2,7 @@
 
 #include <stdlib.h>
 #include <string.h>
+#include <stdint.h>
 
 void array_append( void* a, int item_size, void* item )
 {
@@ -73,6 +74,16 @@ void array_each( void* a, int item_size, void(*for_each)(void* item, void* user)
 	}
 }
 
+void array_print_debug( void* a, int item_size, FILE* f )
+{
+	struct array* field = a;
+
+	fprintf( f, "{\n\t.items =" );
+	for( int i = 0; i < item_size * field->count; ++i ) {
+		fprintf( f, "%02X", ((uint8_t*)field->items)[i] );
+	}
+	fprintf( f, "\n\t.count = %d\n}\n", field->count );
+}
 
 static void array_get_item( struct collection it, int i, void* item )
 {

array.h

@@ -2,6 +2,8 @@
 
 #include "collection.h"
 
+#include <stdio.h>
+
 struct array
 {
 	char* items;
@@ -19,5 +21,7 @@ void array_dup( void* dst, int item_size, void* src );
 void array_free( void* a, int item_size, void(*release_item)(void*) );
 void array_each( void* a, int item_size, void(*for_each)(void* item, void* user), void* user );
 
+void array_print_debug( void* a, int item_size, FILE* f );
+
 extern struct collection_vtable array_vtable;