feat: add typed mem.set

source/main.hon

@@ -10,6 +10,7 @@ import "@source/sema"
 
 ast_renderer :: import "@source/ast/renderer"
 
+test import "@std/mem"
 test import "@std/enummap"
 test import "@std/arraylist"
 test import "@std/hashmap"

source/sema/resolve.hon

@@ -58,7 +58,7 @@ resolve proc(
 ) Resolution ! (mem.AllocError | diagnostics.CapacityError) {
     bindings :: try mem.alloc(Binding, allocator, ast.node_count(tree))
     errdefer mem.free(allocator, bindings)
-    for (0..bindings.len) |i| bindings[i] = Binding{}
+    mem.set(bindings, Binding{})
 
     state := State{
         tree = tree,