Add workflow to build tree-sitter parsers

Author: trevor-e

.github/workflows/build_parsers.yml

@@ -0,0 +1,85 @@
+name: Build Tree-Sitter Parsers
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'parsers.toml'
+  workflow_dispatch:
+
+jobs:
+  build-parsers:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        include:
+          - os: ubuntu-latest
+            platform: linux
+          - os: macos-latest
+            platform: macos
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Rust toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          override: true
+
+      - name: Install tsdl
+        run: |
+          cargo install tsdl
+
+      - name: Build tree-sitter parsers
+        run: |
+          tsdl build
+
+      - name: Rename built parsers to include platform
+        run: |
+          for dir in parsers/*; do
+            if [ -d "$dir/src" ]; then
+              lib_dir="$dir/src"
+              cd "$lib_dir"
+              for file in *; do
+                if [ -f "$file" ]; then
+                  extension="${file##*.}"
+                  base="${file%.*}"
+                  mv "$file" "${base}-${{ matrix.platform }}.${extension}"
+                fi
+              done
+              cd - > /dev/null
+            fi
+          done
+
+      - name: Configure git
+        run: |
+          git config user.name "${{ github.actor }}"
+          git config user.email "${{ github.actor }}@users.noreply.github.com"
+
+      - name: Check for changes
+        id: changes
+        run: |
+          git add -A
+          if git diff --cached --quiet; then
+            echo "changes=false" >> $GITHUB_OUTPUT
+          else
+            echo "changes=true" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Pull latest changes
+        if: steps.changes.outputs.changes == 'true'
+        run: |
+          git pull --rebase
+
+      - name: Commit changes
+        if: steps.changes.outputs.changes == 'true'
+        run: |
+          git commit -m "Build tree-sitter parsers for ${{ matrix.platform }} [skip ci]"
+
+      - name: Push changes
+        if: steps.changes.outputs.changes == 'true'
+        run: |
+          git push