add format check to CI

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: "/"
+    schedule:
+      interval: daily
+    ignore:
+      - dependency-name: dtolnay/rust-toolchain

.github/workflows/CI.yml

@@ -0,0 +1,19 @@
+on:
+  push:
+    branches: [master]
+  pull_request:
+
+name: Continuous integration
+
+jobs:
+
+  fmt:
+    name: format
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: dtolnay/rust-toolchain@nightly
+        with:
+          components: rustfmt
+      - run: cargo fmt --all --check
+

tree-buf-macros/src/lib.rs

@@ -3,18 +3,16 @@ extern crate syn;
 #[macro_use]
 extern crate quote;
 
-mod utils;
 mod decode;
 mod encode;
+mod utils;
 
 use {
     decode::impl_decode_macro,
     encode::impl_encode_macro,
     syn::{parse_macro_input, DeriveInput},
 };
 
-
-
 #[proc_macro_derive(Encode)]
 pub fn encode_macro_derive(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
     let ast = parse_macro_input!(input as DeriveInput);
@@ -27,4 +25,4 @@ pub fn decode_macro_derive(input: proc_macro::TokenStream) -> proc_macro::TokenS
     let ast = parse_macro_input!(input as DeriveInput);
     let output = impl_decode_macro(&ast);
     proc_macro::TokenStream::from(output)
-}
+}

tree-buf/src/experimental/mod.rs

@@ -3,7 +3,7 @@
 //! or resulting file may change unexpectedly with any version. Even so, it is worth
 //! poking around.
 
+pub mod options;
 #[doc(hidden)]
 pub mod scratch;
 pub mod stats;
-pub mod options;

tree-buf/src/experimental/options.rs

@@ -5,16 +5,9 @@
 
 use crate::prelude::*;
 
-pub use crate::internal::options::{
-    DisableParallel,
-    EnableParallel,
-    LosslessFloat,
-    LossyFloatTolerance,
-    EncodeOptions, DecodeOptions
-};
-
-pub use crate::{encode_options, decode_options};
+pub use crate::internal::options::{DecodeOptions, DisableParallel, EnableParallel, EncodeOptions, LosslessFloat, LossyFloatTolerance};
 
+pub use crate::{decode_options, encode_options};
 
 #[cfg(feature = "encode")]
 pub fn encode_with_options<T: Encodable>(value: &T, options: &impl EncodeOptions) -> Vec<u8> {
@@ -38,4 +31,4 @@ pub fn decode_with_options<T: Decodable>(bytes: &[u8], options: &impl DecodeOpti
     profile_fn!(T, decode_with_options);
     let sticks = decode_root(bytes)?;
     T::decode(sticks, options)
-}
+}

tree-buf/src/internal/mod.rs

@@ -16,8 +16,8 @@ pub mod parallel;
 pub mod rust_std;
 pub mod types;
 
-pub use {branch::*, encoder_decoder::*, encodings::*, options::*, parallel::*, rust_std::*, types::*};
 pub(crate) use buffer::*;
+pub use {branch::*, encoder_decoder::*, encodings::*, options::*, parallel::*, rust_std::*, types::*};
 
 pub(crate) use markers::*;