Add rust workflow

.github/workflows/rust.yml

@@ -0,0 +1,61 @@
+name: Rust
+
+on: push
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install stable rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+          profile: minimal
+      - uses: actions/checkout@v2
+      - name: Build
+        uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: --all --all-features
+      - name: Test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
+          args: --all --all-features
+
+  clippy-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install stable rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+          profile: minimal
+          components: clippy
+      - uses: actions/checkout@v2
+      - uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --all --all-features
+
+  rustfmt-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install stable rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+          profile: minimal
+          components: rustfmt
+      - uses: actions/checkout@v2
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check

Cargo.toml

@@ -10,8 +10,10 @@ readme = "README.md"
 keywords = ["send", "sync"]
 categories = ["rust-patterns", "concurrency"]
 
+exclude = [".github"]
+
 [dependencies]
-flume = { version = "0.10", default-features = false }
+crossbeam-channel = "0.5"
 once_cell = "1"
 
 [dev-dependencies]

src/lib.rs

@@ -40,7 +40,7 @@
     non_ascii_idents
 )]
 
-use flume::{bounded, unbounded, Sender};
+use crossbeam_channel::{bounded, unbounded, Sender};
 use once_cell::sync::Lazy;
 use std::{
     fmt,