Auto merge of #124398 - klensy:trailing-ws, r=compiler-errors

tests: remove some trailing ws

Cleans one more case of trailing whitespace in tests.

Author: bors

Diff for: compiler/rustc_errors/src/emitter.rs

@@ -984,7 +984,7 @@ impl HumanEmitter {
         // 4 |   }
         //   |
         for pos in 0..=line_len {
-            draw_col_separator(buffer, line_offset + pos + 1, width_offset - 2);
+            draw_col_separator_no_space(buffer, line_offset + pos + 1, width_offset - 2);
         }
 
         // Write the horizontal lines for multiline annotations
@@ -2260,13 +2260,23 @@ impl HumanEmitter {
                     buffer.puts(*row_num, max_line_num_len + 1, "+ ", Style::Addition);
                 }
                 [] => {
-                    draw_col_separator(buffer, *row_num, max_line_num_len + 1);
+                    draw_col_separator_no_space(buffer, *row_num, max_line_num_len + 1);
                 }
                 _ => {
                     buffer.puts(*row_num, max_line_num_len + 1, "~ ", Style::Addition);
                 }
             }
-            buffer.append(*row_num, &normalize_whitespace(line_to_add), Style::NoStyle);
+            //   LL | line_to_add
+            //   ++^^^
+            //    |  |
+            //    |  magic `3`
+            //    `max_line_num_len`
+            buffer.puts(
+                *row_num,
+                max_line_num_len + 3,
+                &normalize_whitespace(line_to_add),
+                Style::NoStyle,
+            );
         } else if let DisplaySuggestion::Add = show_code_change {
             buffer.puts(*row_num, 0, &self.maybe_anonymized(line_num), Style::LineNumber);
             buffer.puts(*row_num, max_line_num_len + 1, "+ ", Style::Addition);

Diff for: src/tools/clippy/tests/ui/from_over_into.stderr

@@ -54,7 +54,7 @@ help: replace the `Into` implementation with `From<ExplicitPaths>`
 LL ~ impl core::convert::From<crate::ExplicitPaths> for bool {
 LL ~     fn from(mut val: crate::ExplicitPaths) -> Self {
 LL ~         let in_closure = || val.0;
-LL | 
+LL |
 LL ~         val.0 = false;
 LL ~         val.0
    |

Diff for: src/tools/clippy/tests/ui/let_and_return.stderr

@@ -71,7 +71,7 @@ LL |               result
 help: return the expression directly
    |
 LL ~             
-LL | 
+LL |
 LL ~             (match self {
 LL +                 E::A(x) => x,
 LL +                 E::B(x) => x,

Diff for: src/tools/clippy/tests/ui/manual_strip.stderr

@@ -17,7 +17,7 @@ LL ~     if let Some(<stripped>) = s.strip_prefix("ab") {
 LL ~         str::to_string(<stripped>);
 LL |
 LL ~         <stripped>.to_string();
-LL | 
+LL |
 LL ~         str::to_string(<stripped>);
 LL ~         <stripped>.to_string();
    |
@@ -39,7 +39,7 @@ LL ~     if let Some(<stripped>) = s.strip_suffix("bc") {
 LL ~         str::to_string(<stripped>);
 LL |
 LL ~         <stripped>.to_string();
-LL | 
+LL |
 LL ~         str::to_string(<stripped>);
 LL ~         <stripped>.to_string();
    |

Diff for: src/tools/clippy/tests/ui/result_map_unit_fn_unfixable.stderr

@@ -27,7 +27,7 @@ LL | ||         do_nothing(value)
 LL | ||     });
    | ||______^- help: try: `if let Ok(value) = x.field { ... }`
    |  |______|
-   | 
+   |
 
 error: called `map(f)` on an `Result` value where `f` is a closure that returns the unit type `()`
   --> tests/ui/result_map_unit_fn_unfixable.rs:37:5

Diff for: src/tools/clippy/tests/ui/suspicious_doc_comments.stderr

@@ -85,7 +85,7 @@ LL | |     ///! b
 help: use an inner doc comment to document the parent module or crate
    |
 LL ~     //! a
-LL | 
+LL |
 LL ~     //! b
    |