feat(input): add ‹parse_separated›

Signed-off-by: Matej Focko <mfocko@redhat.com>

src/input.rs

@@ -75,3 +75,13 @@ where
         .map(|n| n.parse().unwrap())
         .collect()
 }
+
+/// Parses a string of separated elements with given character and returns them
+/// as a collection.
+pub fn parse_separated<B, T: FromStr>(c: char, s: &str) -> B
+where
+    B: FromIterator<T>,
+    <T as FromStr>::Err: Debug,
+{
+    s.split(c).map(|n| n.parse().unwrap()).collect()
+}