From 18624ddf1d5694d400add1c92083b46ea0a271a4 Mon Sep 17 00:00:00 2001
From: Josh Holmer <joshua.holmer@nextgearcapital.com>
Date: Wed, 11 Jan 2017 09:10:10 -0500
Subject: [PATCH] Add clippy as an optional dependency (enabled via `cargo
 build --features clippy`)

---
 codegen/Cargo.toml | 4 ++++
 codegen/src/lib.rs | 3 +++
 contrib/Cargo.toml | 4 ++++
 contrib/src/lib.rs | 4 ++++
 lib/Cargo.toml     | 4 ++++
 lib/src/lib.rs     | 3 +++
 6 files changed, 22 insertions(+)

diff --git a/codegen/Cargo.toml b/codegen/Cargo.toml
index be23fbb6..32ba68c7 100644
--- a/codegen/Cargo.toml
+++ b/codegen/Cargo.toml
@@ -18,6 +18,10 @@ plugin = true
 rocket = { version = "0.1.4", path = "../lib/" }
 log = "^0.3"
 
+[dependencies.clippy]
+version = ">=0.0.106"
+optional = true
+
 [dev-dependencies]
 compiletest_rs = "^0.2"
 
diff --git a/codegen/src/lib.rs b/codegen/src/lib.rs
index 4bf6a52f..fc949f7e 100644
--- a/codegen/src/lib.rs
+++ b/codegen/src/lib.rs
@@ -95,6 +95,9 @@
 #![feature(i128_type)]
 #![allow(unused_attributes)]
 #![allow(deprecated)]
+#![cfg_attr(feature="clippy", feature(plugin))]
+#![cfg_attr(feature="clippy", plugin(clippy))]
+#![cfg_attr(feature="clippy", allow(needless_lifetimes))]
 
 #[macro_use] extern crate syntax;
 #[macro_use] extern crate log;
diff --git a/contrib/Cargo.toml b/contrib/Cargo.toml
index 18ce34f5..ee308392 100644
--- a/contrib/Cargo.toml
+++ b/contrib/Cargo.toml
@@ -33,3 +33,7 @@ handlebars = { version = "^0.23", optional = true, features = ["serde_type"] }
 glob = { version = "^0.2", optional = true }
 lazy_static = { version = "^0.2", optional = true }
 tera = { version = "^0.6", optional = true }
+
+[dependencies.clippy]
+version = ">=0.0.106"
+optional = true
diff --git a/contrib/src/lib.rs b/contrib/src/lib.rs
index 8d06d2d4..dc9fdc49 100644
--- a/contrib/src/lib.rs
+++ b/contrib/src/lib.rs
@@ -29,6 +29,10 @@
 //! This crate is expected to grow with time, bringing in outside crates to be
 //! officially supported by Rocket.
 
+#![cfg_attr(feature="clippy", feature(plugin))]
+#![cfg_attr(feature="clippy", plugin(clippy))]
+#![cfg_attr(feature="clippy", allow(needless_lifetimes))]
+
 #[macro_use] extern crate log;
 #[macro_use] extern crate rocket;
 
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
index af8a2883..1544da69 100644
--- a/lib/Cargo.toml
+++ b/lib/Cargo.toml
@@ -20,6 +20,10 @@ url = "^1"
 toml = "^0.2"
 # cookie = "^0.3"
 
+[dependencies.clippy]
+version = ">=0.0.106"
+optional = true
+
 [dependencies.hyper]
 version = "^0.9"
 default-features = false
diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 5afc04dd..1d912220 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -4,6 +4,9 @@
 #![feature(associated_consts)]
 #![feature(const_fn)]
 #![feature(type_ascription)]
+#![cfg_attr(feature="clippy", feature(plugin))]
+#![cfg_attr(feature="clippy", plugin(clippy))]
+#![cfg_attr(feature="clippy", allow(needless_lifetimes))]
 
 //! # Rocket - Core API Documentation
 //!