.

src/data.rs

@@ -84,3 +84,7 @@ mod pointer_iterator {
 pub fn iterate<T: pointer_iterator::Pointer>(pointer: T) -> T::IterType {
     pointer.into_iter()
 }
+
+pub fn fill_with<T, F: FnMut(usize) -> T>(slice: &mut [T], mut func: F) {
+    slice.iter_mut().enumerate().for_each(|(i,v)|*v = func(i))
+}