These often crop up when using default methods that don't actually bind their
argument names.
Closes #13775
// last identifier alone is right choice for this lint.
let ident = path.segments.last().unwrap().identifier;
let s = token::get_ident(ident);
- if s.get().char_at(0).is_uppercase() {
+ if s.get().len() > 0 && s.get().char_at(0).is_uppercase() {
cx.span_lint(
UppercaseVariables,
path.span,
--- /dev/null
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+trait Foo {
+ fn bar(&self, int) {}
+}
+
+fn main() {}