Apply nightly rustfmt (#607)

crates/lang/ir/src/ir/item_impl/constructor.rs

@@ -154,9 +154,9 @@ impl Constructor {
             method_item.attrs.clone(),
             &ir::AttributeArgKind::Constructor,
             |kind| {
-                !matches!(kind,
-                    ir::AttributeArgKind::Constructor
-                    | ir::AttributeArgKind::Selector(_)
+                !matches!(
+                    kind,
+                    ir::AttributeArgKind::Constructor | ir::AttributeArgKind::Selector(_)
                 )
             },
         )

crates/lang/ir/src/ir/item_impl/message.rs

@@ -181,10 +181,11 @@ impl Message {
             method_item.attrs.clone(),
             &ir::AttributeArgKind::Message,
             |kind| {
-                !matches!(kind,
+                !matches!(
+                    kind,
                     ir::AttributeArgKind::Message
-                    | ir::AttributeArgKind::Payable
-                    | ir::AttributeArgKind::Selector(_)
+                        | ir::AttributeArgKind::Payable
+                        | ir::AttributeArgKind::Selector(_)
                 )
             },
         )

crates/lang/ir/src/ir/item_impl/mod.rs

@@ -298,7 +298,11 @@ impl TryFrom<syn::ItemImpl> for ItemImpl {
                     err.into_combine(format_err!(impl_block_span, "at this invocation",))
                 })?;
             normalized.ensure_no_conflicts(|arg| {
-                !matches!(arg.kind(), ir::AttributeArgKind::Implementation | ir::AttributeArgKind::Namespace(_))
+                !matches!(
+                    arg.kind(),
+                    ir::AttributeArgKind::Implementation
+                        | ir::AttributeArgKind::Namespace(_)
+                )
             })?;
             namespace = normalized.namespace();
         }