fix stderr

Author: togami2864

clippy_lints/src/unicode.rs

@@ -75,7 +75,7 @@ declare_lint_pass!(Unicode => [INVISIBLE_CHARACTERS, NON_ASCII_LITERAL, UNICODE_
 impl LateLintPass<'_> for Unicode {
     fn check_expr(&mut self, cx: &LateContext<'_>, expr: &'_ Expr<'_>) {
         if let ExprKind::Lit(ref lit) = expr.kind {
-            if let LitKind::Str(_, _) |  LitKind::Char(_)= lit.node {
+            if let LitKind::Str(_, _) | LitKind::Char(_) = lit.node {
                 check_str(cx, lit.span, expr.hir_id);
             }
         }

tests/ui/unicode.stderr

@@ -34,5 +34,17 @@ LL |     print!("Üben!");
    |
    = note: `-D clippy::non-ascii-literal` implied by `-D warnings`
 
-error: aborting due to 5 previous errors
+error: literal non-ASCII character detected
+  --> $DIR/unicode.rs:26:32
+   |
+LL |     const _EMPTY_BLOCK: char = '▱';
+   |                                ^^^ help: consider replacing the string with: `'/u{25b1}'`
+
+error: literal non-ASCII character detected
+  --> $DIR/unicode.rs:27:31
+   |
+LL |     const _FULL_BLOCK: char = '▰';
+   |                               ^^^ help: consider replacing the string with: `'/u{25b0}'`
+
+error: aborting due to 7 previous errors