From 02f15aac82fe3a1a2537004f385968bce8317d11 Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Wed, 17 Mar 2021 17:32:36 +0000
Subject: [PATCH] ci: Add a Github Action for Rust lints

I'd like to move `cargo fmt` checking out of Jenkins; among
other things, GH actions are *much* faster and nicer for this.
This leaves Jenkins to be more heavyweight testing.
---
 .github/workflows/rust-lints.yml | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 .github/workflows/rust-lints.yml

diff --git a/.github/workflows/rust-lints.yml b/.github/workflows/rust-lints.yml
new file mode 100644
index 00000000..896beb2a
--- /dev/null
+++ b/.github/workflows/rust-lints.yml
@@ -0,0 +1,27 @@
+---
+name: Rust
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+env:
+  CARGO_TERM_COLOR: always
+  ACTIONS_LINTS_TOOLCHAIN: 1.50.0
+
+jobs:
+  linting:
+    name: "cargo fmt"
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Install toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ env['ACTIONS_LINTS_TOOLCHAIN']  }}
+          default: true
+          components: rustfmt
+      - name: cargo fmt (check)
+        run: cargo fmt -- --check -l