let (position, adjustments) = walk_parents(cx, &mut self.possible_borrowers, expr, &self.msrv);
match kind {
RefOp::Deref => {
+ let sub_ty = typeck.expr_ty(sub_expr);
if let Position::FieldAccess {
name,
of_union: false,
} = position
- && !ty_contains_field(typeck.expr_ty(sub_expr), name)
+ && !ty_contains_field(sub_ty, name)
{
self.state = Some((
State::ExplicitDerefField { name },
StateData { span: expr.span, hir_id: expr.hir_id, position },
));
- } else if position.is_deref_stable() {
+ } else if position.is_deref_stable() && sub_ty.is_ref() {
self.state = Some((
State::ExplicitDeref { mutability: None },
StateData { span: expr.span, hir_id: expr.hir_id, position },
));
}
- }
+ },
RefOp::Method(target_mut)
if !is_lint_allowed(cx, EXPLICIT_DEREF_METHODS, expr.hir_id)
&& position.lint_explicit_deref() =>
StateData {
span: expr.span,
hir_id: expr.hir_id,
- position
+ position,
},
));
},
msg,
snip_expr,
}),
- StateData { span: expr.span, hir_id: expr.hir_id, position },
+ StateData {
+ span: expr.span,
+ hir_id: expr.hir_id,
+ position,
+ },
));
} else if position.is_deref_stable()
// Auto-deref doesn't combine with other adjustments
StateData {
span: expr.span,
hir_id: expr.hir_id,
- position
+ position,
},
));
}