[CI] Add pre-commit check (#845)

* [CI] Add pre-commit check

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Add other folder for testing

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Simplify CI

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Update pre-commit

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Update job name

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Linter issues

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Fix conditionals

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Separate chart linting and pre-commit

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Change workflow name

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

* Allow running against all files

Signed-off-by: Bᴇʀɴᴅ Sᴄʜᴏʀɢᴇʀs <me@bjw-s.dev>

.github/workflows/charts-lint-test.yaml

@@ -85,10 +85,7 @@ jobs:
   lint:
     needs:
     - changes-lint
-    if: |
-      !contains(github.event.head_commit.message, '[ci-skip]')
-      &&
-      needs.changes-lint.outputs.detected == 'true'
+    if: "!contains(github.event.head_commit.message, '[ci-skip]') && needs.changes-lint.outputs.detected == 'true'"
     name: Lint charts
     runs-on: ubuntu-20.04
     steps:
@@ -113,24 +110,10 @@ jobs:
       id: lint
       run: ct lint --config .github/ct-lint.yaml
 
-  # Summarize matrix https://github.community/t/status-check-for-a-matrix-jobs/127354/7
-  lint_success:
-    needs: 
-    - changes-lint
-    - lint
-    if: ${{ always() }}
-    name: Lint successful
-    runs-on: ubuntu-20.04
-    steps:
-    - name: Check lint matrix status
-      if: ${{ !contains(github.event.head_commit.message, '[ci-skip]') && needs.changes-lint.outputs.detected == 'true' && needs.lint.result != 'success' }}
-      run: exit 1
-
   unittest:
-    needs: 
-    - lint_success
-    if: |
-      !contains(github.event.head_commit.message, '[ci-skip]')
+    needs:
+    - lint
+    if: "!contains(github.event.head_commit.message, '[ci-skip]')"
     name: Run unit tests
     runs-on: ubuntu-20.04
     steps:
@@ -165,11 +148,8 @@ jobs:
   install:
     needs:
     - changes-install
-    - lint_success
-    if: |
-      !contains(github.event.head_commit.message, '[ci-skip]')
-      &&
-      needs.changes-install.outputs.detected == 'true'
+    - lint
+    if: "!contains(github.event.head_commit.message, '[ci-skip]') && needs.changes-install.outputs.detected == 'true'"
     name: Install charts
     strategy:
       matrix: ${{ fromJson(needs.changes-install.outputs.matrix) }}
@@ -208,7 +188,7 @@ jobs:
 
   # Summarize matrix https://github.community/t/status-check-for-a-matrix-jobs/127354/7
   install_success:
-    needs: 
+    needs:
     - changes-install
     - install
     if: ${{ always() }}

.github/workflows/pre-commit-check.yaml

@@ -0,0 +1,38 @@
+name: "Pre-commit consistency check"
+
+on:
+  workflow_dispatch:
+  pull_request:
+
+jobs:
+  pre-commit-check:
+    if: "!contains(github.event.head_commit.message, '[ci-skip]')"
+    name: Run pre-commit checks
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+
+    - uses: dorny/paths-filter@v2
+      id: filter
+      with:
+        list-files: shell
+        filters: |
+          addedOrModified:
+            - added|modified: '**'
+
+    # run only if changed files were detected
+    - name: Run against changes
+      uses: pre-commit/action@v2.0.2
+      if: steps.filter.outputs.addedOrModified == 'true'
+      with:
+        extra_args: --files ${{ steps.filter.outputs.addedOrModified_files }}
+
+    # run if no changed files were detected (e.g. workflow_dispatch on master branch)
+    - name: Run against all files
+      uses: pre-commit/action@v2.0.2
+      if: steps.filter.outputs.addedOrModified != 'true'
+      with:
+        extra_args: --all-files

.pre-commit-config.yaml

@@ -7,15 +7,11 @@ repos:
   - id: end-of-file-fixer
   - id: fix-byte-order-marker
   - id: mixed-line-ending
+  - id: check-merge-conflict
+  - id: check-case-conflict
 
-- repo: local
+- repo: https://github.com/Lucas-C/pre-commit-hooks
+  rev: v1.1.10
   hooks:
-  - id: ct-lint
-    name: "Chart Test: Lint"
-    language: docker_image
-    pass_filenames: false
-    types: ['file']
-    files: '^charts/.*(\.ya?ml|\.tpl|\.helmignore|NOTES.txt)'
-    entry: -u 0 quay.io/helmpack/chart-testing:v3.0.0 ct
-    args:
-    - lint
+  - id: remove-crlf
+  - id: remove-tabs