Fix formatting using rustfmt.

Author: atsmtat

src/bin/miri.rs

@@ -294,7 +294,7 @@ fn main() {
                     miri_config.check_abi = false;
                 }
                 "-Zmiri-disable-isolation" => {
-                    if matches!(isolation_enabled, Some(true) ) {
+                    if matches!(isolation_enabled, Some(true)) {
                         panic!(
                             "-Zmiri-disable-isolation cannot be used along with -Zmiri-isolation-error"
                         );

src/helpers.rs

@@ -404,7 +404,9 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriEvalContextExt<'mir, 'tcx
         match reject_with {
             RejectOpWith::Abort => isolation_abort_error(op_name),
             RejectOpWith::WarningWithoutBacktrace => {
-                this.tcx.sess.warn(&format!("`{}` was made to return an error due to isolation", op_name));
+                this.tcx
+                    .sess
+                    .warn(&format!("`{}` was made to return an error due to isolation", op_name));
                 Ok(())
             }
             RejectOpWith::Warning => {

src/shims/env.rs

@@ -327,7 +327,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriEvalContextExt<'mir, 'tcx
             let err = Error::new(ErrorKind::NotFound, "rejected due to isolation");
             this.set_last_error_from_io_error(err)?;
             return Ok(Scalar::null_ptr(&*this.tcx));
-        } 
+        }
 
         let buf = this.read_scalar(&buf_op)?.check_init()?;
         let size = this.read_scalar(&size_op)?.to_machine_usize(&*this.tcx)?;
@@ -368,9 +368,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriEvalContextExt<'mir, 'tcx
         // If we cannot get the current directory, we return 0
         match env::current_dir() {
             Ok(cwd) =>
-                return Ok(windows_check_buffer_size(
-                    this.write_path_to_wide_str(&cwd, buf, size)?,
-                )),
+                return Ok(windows_check_buffer_size(this.write_path_to_wide_str(&cwd, buf, size)?)),
             Err(e) => this.set_last_error_from_io_error(e)?,
         }
         Ok(0)
@@ -419,7 +417,7 @@ pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriEvalContextExt<'mir, 'tcx
             this.set_last_error_from_io_error(err)?;
 
             return Ok(0);
-        } 
+        }
 
         let path = this.read_path_from_wide_str(this.read_scalar(path_op)?.check_init()?)?;