formatting

Author: William Utter

compiler/rustc_middle/src/ty/print/pretty.rs

@@ -1388,7 +1388,11 @@ pub trait PrettyPrinter<'tcx>: Printer<'tcx> + fmt::Write {
         Ok(())
     }
 
-    fn pretty_print_const_expr(&mut self, expr: Expr<'tcx>, print_ty: bool) -> Result<(), PrintError> {
+    fn pretty_print_const_expr(
+        &mut self,
+        expr: Expr<'tcx>,
+        print_ty: bool,
+    ) -> Result<(), PrintError> {
         define_scoped_cx!(self);
         match expr {
             Expr::Binop(op, c1, c2) => {
@@ -1430,11 +1434,11 @@ pub trait PrettyPrinter<'tcx>: Printer<'tcx> + fmt::Write {
                                 }
                             }
                             p!(write(") -> {output_ty}"));
-                        }else {
+                        } else {
                             p!(comma_sep(fn_args.iter()), ")");
                         }
                     }
-                    _ => bug!("unexpected type of fn def")
+                    _ => bug!("unexpected type of fn def"),
                 }
             }
             Expr::Cast(kind, ct, ty) => {