ci: add GitHub Action for Linguist Compilation Check (#134)

Author: DecimalTurn

.github/workflows/linguist.yml

@@ -0,0 +1,34 @@
+# This github action checks if the grammar(s) in this repo will compile with the latest version of linguist.
+
+name: Linguist Compilation Check
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  compile-check:
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        working-directory: linguist
+
+    steps:
+      - name: Clone linguist
+        working-directory: ${{ github.workspace }}
+        run: |
+          git clone --depth 1 https://github.com/github-linguist/linguist.git
+          cd linguist
+          git submodule init
+
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          working-directory: linguist
+          ruby-version: '3.3'
+          bundler-cache: true
+
+      - name: Compile linguist grammar
+        run: ./script/add-grammar --replace ${{ github.event.repository.name }} https://github.com/${{ github.repository }}

CHANGELOG.md

@@ -7,6 +7,7 @@ _unreleased_
 - Support snippets and language config for VB6 and WWB too ([GH-130][gh-130])
 - docs: improve readme structure and add icons
 - docs: add grammar structure overview
+- ci: ensure GitHub linguist can compile the grammars ([GH-134][gh-134])
 - build: restructure pnpm commands
 - build: reduce and update dependencies
 
@@ -31,7 +32,9 @@ _2025-04-09_
 ## Changes before 1.0.0
 _To [0.x changelog](docs/changelog_v0.md)_
 
+
 <!-- links -->
+[gh-134]: https://github.com/serkonda7/vscode-vba/pull/134
 [gh-130]: https://github.com/serkonda7/vscode-vba/pull/130
 [gh-129]: https://github.com/serkonda7/vscode-vba/pull/129
 [gh-128]: https://github.com/serkonda7/vscode-vba/pull/128