Add try_collect method to Itertools

src/lib.rs

@@ -1541,6 +1541,16 @@ pub trait Itertools : Iterator {
         self.collect()
     }
 
+    /// `.try_collect()` is more convenient way of writing
+    /// `.collect::<Result<_, _>>()`
+    fn try_collect<T, U, E>(self) -> Result<U, E>
+    where
+        Self: Sized + Iterator<Item = Result<T, E>>,
+        Result<U, E>: FromIterator<Result<T, E>>,
+    {
+        self.collect()
+    }
+
     /// Assign to each reference in `self` from the `from` iterator,
     /// stopping at the shortest of the two iterators.
     ///