From 1495947be88e9ce6d38691639be5b0771aea3fd9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Viktor=20Sz=C3=A9pe?= <viktor@szepe.net>
Date: Tue, 29 Aug 2023 22:14:31 +0000
Subject: [PATCH 1/2] Lint Front Matter

---
 .github/workflows/test.yml | 26 ++++++++++++++++++++++++++
 .yamllint.yml              | 20 ++++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 .yamllint.yml

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1d66c79..de4939b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -37,3 +37,29 @@ jobs:
             with:
                 eclint_args: |
                     -exclude=css/*
+
+    lint_front_matter:
+        name: Lint Front Matter
+        runs-on: ubuntu-latest
+
+        steps:
+        -
+            name: Checkout repository
+            uses: actions/checkout@v3
+        -
+            name: Cache pip
+            uses: actions/cache@v3
+            with:
+                path: '~/.cache/pip'
+                key: '${{ runner.os }}-pip-yamllint'
+        -
+            name: Install yamllint
+            run: pip install --user yamllint
+        -
+            name: Remove document contents
+            run: |
+                git ls-files -z -- 'src/**.md' | xargs -0 -n 1 -- sed -i -e 'N;P;/---\n$/Q;D'
+        -
+            name: Check Front Matter
+            run: |
+                git ls-files -z -- 'src/**.md' | xargs -0 -n 1 -- python -m yamllint
diff --git a/.yamllint.yml b/.yamllint.yml
new file mode 100644
index 0000000..e719139
--- /dev/null
+++ b/.yamllint.yml
@@ -0,0 +1,20 @@
+---
+extends: "default"
+
+rules:
+    document-start:
+        present: true
+    braces:
+        forbid: true
+    brackets:
+        forbid: false
+    empty-values:
+        forbid-in-block-mappings: true
+        forbid-in-flow-mappings: true
+    indentation:
+        spaces: 4
+        indent-sequences: false
+    line-length: false
+    quoted-strings:
+        quote-type: "double"
+        required: true

From 7f029f5ecba21b16c5de5c55105d7c728dca64b5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Viktor=20Sz=C3=A9pe?= <viktor@szepe.net>
Date: Tue, 29 Aug 2023 22:17:27 +0000
Subject: [PATCH 2/2] Fix disabling line-length

---
 .yamllint.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.yamllint.yml b/.yamllint.yml
index e719139..2f3aab1 100644
--- a/.yamllint.yml
+++ b/.yamllint.yml
@@ -14,7 +14,7 @@ rules:
     indentation:
         spaces: 4
         indent-sequences: false
-    line-length: false
+    line-length: "disable"
     quoted-strings:
         quote-type: "double"
         required: true