Fix missing space in the error output

Author: pmnoxx

clippy_lints/src/methods/iter_overeager_cloned.rs

@@ -36,8 +36,7 @@ pub(super) fn check<'tcx>(
     };
     let wildcard_params = map_arg.is_empty().not().then(|| "...").unwrap_or_default();
     let msg = format!(
-        "called `cloned().{}({})` on an `Iterator`. It may be more efficient to call\
-            `{}({}){}` instead",
+        "called `cloned().{}({})` on an `Iterator`. It may be more efficient to call `{}({}){}` instead",
         name,
         wildcard_params,
         name,

tests/ui/iter_overeager_cloned.stderr

@@ -1,44 +1,44 @@
-error: called `cloned().last()` on an `Iterator`. It may be more efficient to call`.last().cloned()` instead
+error: called `cloned().last()` on an `Iterator`. It may be more efficient to call `last().cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:7:29
    |
 LL |     let _: Option<String> = vec.iter().cloned().last();
    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().last().cloned()`
    |
    = note: `-D clippy::iter-overeager-cloned` implied by `-D warnings`
 
-error: called `cloned().next()` on an `Iterator`. It may be more efficient to call`.next().cloned()` instead
+error: called `cloned().next()` on an `Iterator`. It may be more efficient to call `next().cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:9:29
    |
 LL |     let _: Option<String> = vec.iter().chain(vec.iter()).cloned().next();
    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().chain(vec.iter()).next().cloned()`
 
-error: called `cloned().count()` on an `Iterator`. It may be more efficient to call`.count()` instead
+error: called `cloned().count()` on an `Iterator`. It may be more efficient to call `count()` instead
   --> $DIR/iter_overeager_cloned.rs:11:20
    |
 LL |     let _: usize = vec.iter().filter(|x| x == &"2").cloned().count();
    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().filter(|x| x == &"2").count()`
    |
    = note: `-D clippy::redundant-clone` implied by `-D warnings`
 
-error: called `cloned().take(...)` on an `Iterator`. It may be more efficient to call`.take(...).cloned()` instead
+error: called `cloned().take(...)` on an `Iterator`. It may be more efficient to call `take(...).cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:13:21
    |
 LL |     let _: Vec<_> = vec.iter().cloned().take(2).collect();
    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().take(2).cloned()`
 
-error: called `cloned().skip(...)` on an `Iterator`. It may be more efficient to call`.skip(...).cloned()` instead
+error: called `cloned().skip(...)` on an `Iterator`. It may be more efficient to call `skip(...).cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:15:21
    |
 LL |     let _: Vec<_> = vec.iter().cloned().skip(2).collect();
    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().skip(2).cloned()`
 
-error: called `cloned().nth(...)` on an `Iterator`. It may be more efficient to call`.nth(...).cloned()` instead
+error: called `cloned().nth(...)` on an `Iterator`. It may be more efficient to call `nth(...).cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:17:13
    |
 LL |     let _ = vec.iter().filter(|x| x == &"2").cloned().nth(2);
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `vec.iter().filter(|x| x == &"2").nth(2).cloned()`
 
-error: called `cloned().flatten()` on an `Iterator`. It may be more efficient to call`.flatten().cloned()` instead
+error: called `cloned().flatten()` on an `Iterator`. It may be more efficient to call `flatten().cloned()` instead
   --> $DIR/iter_overeager_cloned.rs:19:13
    |
 LL |       let _ = [Some(Some("str".to_string())), Some(Some("str".to_string()))]