Add Clippy to the CI

.travis.yml

@@ -31,7 +31,7 @@ matrix:
 before_install:
   - set -e
   - rustup self update
-  - rustup component add rustfmt-preview
+  - rustup component add rustfmt-preview clippy-preview
 
 install:
   - sh ci/install.sh

appveyor.yml

@@ -19,6 +19,9 @@ install:
   - curl -sSf -o rustup-init.exe https://win.rustup.rs/
   - rustup-init.exe -y --default-host %TARGET% --default-toolchain %RUST_VERSION%
   - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin
+  - rustup component add rustfmt-preview clippy-preview
+  - cargo fmt --all -- --check
+  - cargo clippy --all-targets --all-features -- -D warnings
   - rustc -Vv
   - cargo -V
 

ci/script.sh

@@ -5,6 +5,7 @@ set -ex
 # TODO This is the "test phase", tweak it as you see fit
 main() {
     cargo fmt --all -- --check
+    cargo clippy --all-targets --all-features -- -D warnings
     cross check --target $TARGET
     cross check --target $TARGET --release