From 91fc9e3118f4af603c9911698cc2a234725cb032 Mon Sep 17 00:00:00 2001
From: Taylor Yu <tlyu@mit.edu>
Date: Sun, 6 Jun 2021 17:36:44 -0500
Subject: [PATCH 1/2] fix(iterators5): derive Clone, Copy
To allow more flexibility in solutions, derive `Clone` and `Copy`
for `Progress`.
---
exercises/standard_library_types/iterators5.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/exercises/standard_library_types/iterators5.rs b/exercises/standard_library_types/iterators5.rs
index d8d44537..765028af 100644
--- a/exercises/standard_library_types/iterators5.rs
+++ b/exercises/standard_library_types/iterators5.rs
@@ -15,7 +15,7 @@
use std::collections::HashMap;
-#[derive(PartialEq, Eq)]
+#[derive(Clone, Copy, PartialEq, Eq)]
enum Progress {
None,
Some,
From 4e079fdd0829ab271508c773aa814b21d6cff32b Mon Sep 17 00:00:00 2001
From: Taylor Yu <tlyu@mit.edu>
Date: Sun, 6 Jun 2021 17:39:13 -0500
Subject: [PATCH 2/2] chore(iterators5): conciseness hint
---
info.toml | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/info.toml b/info.toml
index 8c8f7c18..562fe42f 100644
--- a/info.toml
+++ b/info.toml
@@ -788,7 +788,10 @@ test count_iterator.
The collection variable in count_collection_iterator is a slice of HashMaps. It
needs to be converted into an iterator in order to use the iterator methods.
-The fold method can be useful in the count_collection_iterator function."""
+The fold method can be useful in the count_collection_iterator function.
+
+For a further challenge, consult the documentation for Iterator to find
+a different method that could make your code more compact than using fold."""
# THREADS