From 866b5df41b5d59c64bddfd9b5751ef99a848946a Mon Sep 17 00:00:00 2001
From: Alejandro Angulo <5242883+alejandro-angulo@users.noreply.github.com>
Date: Mon, 13 Feb 2023 10:18:39 -0800
Subject: [PATCH] Added pre-commit job (#1)

---
 .cspell.json                |  1 +
 .github/workflows/build.yml | 21 ++++++++++++++++++++-
 .pre-commit-config.yaml     |  5 +++++
 3 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/.cspell.json b/.cspell.json
index afb86b7..a37c09a 100644
--- a/.cspell.json
+++ b/.cspell.json
@@ -15,6 +15,7 @@
         "latexindent",
         "latexmk",
         "PHONENUMBER",
+        "shellcheck",
         "texlab",
         "toolset"
     ],
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ea12155..e560937 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,7 +1,6 @@
 name: "Build"
 on:
   pull_request:
-  push:
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -11,3 +10,23 @@ jobs:
       - run: nix build
       - run: nix flake check
       - run: nix run
+
+  pre-commit-hooks:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - uses: cachix/install-nix-action@v19
+
+      - run: echo "PY=$(python -VV | sha256sum | cut -d' ' -f1)" >> $GITHUB_ENV
+
+      - name: Cache pre-commit environment
+        uses: actions/cache@v3
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit-${{ env.PY }}-${{ hashFiles('.pre-commit-config.yaml') }}
+
+      - name: Run pre-commit hooks
+        run: nix develop --command -- pre-commit run --show-diff-on-failure --color=always --from-ref origin/main --to-ref "$GITHUB_SHA"
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ca9d876..2829108 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -21,3 +21,8 @@ repos:
         entry: chktex
         language: system
         types: [tex]
+      - id: shellcheck
+        name: shellcheck
+        entry: shellcheck
+        language: system
+        types: [shell]