From 29280b9821f65264c4a6f0c0c921c9a2d12b48aa Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Wed, 14 Jul 2021 22:19:40 +0100
Subject: [PATCH 1/3] CI: Add workflow that runs general lints

---
 .github/workflows/lints.yml | 43 +++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 .github/workflows/lints.yml

diff --git a/.github/workflows/lints.yml b/.github/workflows/lints.yml
new file mode 100644
index 000000000..bfb99ebdb
--- /dev/null
+++ b/.github/workflows/lints.yml
@@ -0,0 +1,43 @@
+name: Lints
+
+# We only run these lints on trial-merges of PRs to reduce noise.
+on: pull_request
+
+jobs:
+  general-lints:
+    name: General
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Include guards
+        run: ./test/lint/lint-include-guards.sh
+        if: always()
+
+      - name: Includes
+        run: ./test/lint/lint-includes.sh
+        if: always()
+
+      - name: Locale dependence
+        run: ./test/lint/lint-locale-dependence.sh
+        if: always()
+
+      - name: Python UTF-8 encoding
+        run: ./test/lint/lint-python-utf8-encoding.sh
+        if: always()
+
+      - name: Shebang
+        run: ./test/lint/lint-shebang.sh
+        if: always()
+
+      - name: Shell locale
+        run: ./test/lint/lint-shell-locale.sh
+        if: always()
+
+      - name: Shellcheck
+        run: ./test/lint/lint-shell.sh
+        if: always()
+
+      - name: Whitespace
+        run: ./test/lint/lint-whitespace.sh
+        if: always()

From b54b416d68f223fab81f6f1739db8cfc91ad52af Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Wed, 14 Jul 2021 22:34:01 +0100
Subject: [PATCH 2/3] CI: Check scripted diffs

---
 .github/workflows/lints.yml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/.github/workflows/lints.yml b/.github/workflows/lints.yml
index bfb99ebdb..264b326a5 100644
--- a/.github/workflows/lints.yml
+++ b/.github/workflows/lints.yml
@@ -4,6 +4,17 @@ name: Lints
 on: pull_request
 
 jobs:
+  commit-script-check:
+    name: Scripted diffs
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+      - name: Check scripted diffs
+        run: ./test/lint/commit-script-check.sh ${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }}
+
   general-lints:
     name: General
     runs-on: ubuntu-latest

From 4026386cacf8ac11b9e482bc62303559e176c6ca Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Wed, 14 Jul 2021 23:06:44 +0100
Subject: [PATCH 3/3] CI: Add Rust lints

---
 .github/workflows/lints.yml | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/.github/workflows/lints.yml b/.github/workflows/lints.yml
index 264b326a5..d97c4722c 100644
--- a/.github/workflows/lints.yml
+++ b/.github/workflows/lints.yml
@@ -52,3 +52,35 @@ jobs:
       - name: Whitespace
         run: ./test/lint/lint-whitespace.sh
         if: always()
+
+  rust-clippy:
+    name: Clippy (1.51.0)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: 1.51.0
+          components: clippy
+          override: true
+      - name: Run clippy
+        uses: actions-rs/clippy-check@v1
+        with:
+          name: Clippy (1.51.0)
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --all-features --all-targets -- -D warnings
+
+  rustfmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: 1.51.0
+          override: true
+      - run: rustup component add rustfmt
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: -- --check