Adapt codebase to the tool_lints

clippy_lints/src/utils/author.rs

@@ -1,7 +1,7 @@
 //! A group of attributes that can be attached to Rust code in order
 //! to generate a clippy lint detecting said code automatically.
 
-#![allow(print_stdout, use_debug)]
+#![allow(clippy::print_stdout, clippy::use_debug)]
 
 use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
 use rustc::{declare_tool_lint, lint_array};

clippy_lints/src/utils/comparisons.rs

@@ -1,6 +1,6 @@
 //! Utility functions about comparison operators.
 
-#![deny(missing_docs_in_private_items)]
+#![deny(clippy::missing_docs_in_private_items)]
 
 use rustc::hir::{BinOpKind, Expr};
 

clippy_lints/src/utils/conf.rs

@@ -1,6 +1,6 @@
 //! Read configurations files.
 
-#![deny(missing_docs_in_private_items)]
+#![deny(clippy::missing_docs_in_private_items)]
 
 use lazy_static::lazy_static;
 use std::{env, fmt, fs, io, path};

clippy_lints/src/utils/constants.rs

@@ -1,6 +1,6 @@
 //! This module contains some useful constants.
 
-#![deny(missing_docs_in_private_items)]
+#![deny(clippy::missing_docs_in_private_items)]
 
 /// List of the built-in types names.
 ///

clippy_lints/src/utils/higher.rs

@@ -1,7 +1,7 @@
 //! This module contains functions for retrieve the original AST from lowered
 //! `hir`.
 
-#![deny(missing_docs_in_private_items)]
+#![deny(clippy::missing_docs_in_private_items)]
 
 use if_chain::if_chain;
 use rustc::{hir, ty};

clippy_lints/src/utils/hir_utils.rs

@@ -364,7 +364,7 @@ impl<'a, 'tcx: 'a> SpanlessHash<'a, 'tcx> {
         }.hash(&mut self.s);
     }
 
-    #[allow(many_single_char_names)]
+    #[allow(clippy::many_single_char_names)]
     pub fn hash_expr(&mut self, e: &Expr) {
         if let Some(e) = constant_simple(self.cx, self.tables, e) {
             return e.hash(&mut self.s);

clippy_lints/src/utils/inspector.rs

@@ -1,4 +1,4 @@
-#![allow(print_stdout, use_debug)]
+#![allow(clippy::print_stdout, clippy::use_debug)]
 
 //! checks for attributes
 

clippy_lints/src/utils/sugg.rs

@@ -1,7 +1,5 @@
 //! Contains utility functions to generate suggestions.
-#![deny(missing_docs_in_private_items)]
-// currently ignores lifetimes and generics
-#![allow(use_self)]
+#![deny(clippy::missing_docs_in_private_items)]
 
 use matches::matches;
 use rustc::hir;
@@ -40,7 +38,7 @@ impl Display for Sugg<'_> {
     }
 }
 
-#[allow(wrong_self_convention)] // ok, because of the function `as_ty` method
+#[allow(clippy::wrong_self_convention)] // ok, because of the function `as_ty` method
 impl<'a> Sugg<'a> {
     /// Prepare a suggestion from an expression.
     pub fn hir_opt(cx: &LateContext<'_, '_>, expr: &hir::Expr) -> Option<Self> {