message: chore(travis): Run clippy check
diff: @@ -51,6 +51,9 @@ matrix:
  - rustup component add rustfmt-preview
  - cargo fmt --version
  - cargo fmt --all -- --check
  + - rustup component add clippy-preview
  + - cargo clippy --version
  + - cargo clippy
  - name: Book
  rust: stable
  