Add github workflow to release tarballs

.github/workflows/release_tarball.yml

@@ -0,0 +1,46 @@
+name: Release tarball
+on:
+ push:
+    branches:
+      - master
+
+jobs:
+ release_tarball:
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Changelog
+        uses: Bullrich/generate-release-changelog@master
+        id: changelog
+        env:
+          REPO: ${{ github.repository }}
+
+      - name: Make tarball
+        run: bash ./scripts/make-tarball
+
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          body: |
+            ${{ steps.changelog.outputs.changelog }}
+          draft: false
+          prerelease: true
+
+      - name: Upload Release Asset
+        id: upload-release-asset 
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }} 
+          asset_path: ./source.tar.gz
+          asset_name: source.tar.gz
+          asset_content_type: application/gzip

.gitignore

@@ -18,6 +18,7 @@ Package.swift
 **/.prettierrc.json
 *.rs
 *.sh
+/source.tar.gz
 tree-sitter/highlight
 tree-sitter.patch
 tree-sitter-scala/.envrc
@@ -28,5 +29,5 @@ tree-sitter-scala/.prettierrc.json
 **/.vscode
 *.wasm
 *.yml
-/zig-out/
 /zig-cache/
+/zig-out/

make-tarball → scripts/make-tarball

@@ -1,23 +1,28 @@
 #!/bin/sh
-cd $(dirname $0)/..
+touch source.tar.gz
+cd $(dirname $0)/../..
 tar -cvz \
     --exclude-vcs \
     --exclude-vcs-ignores \
+    --exclude=source.tar.gz \
     --exclude=.github \
     --exclude=docs \
     --exclude=bindings \
     --exclude=examples \
     --exclude=test \
     --exclude=script \
+    --exclude=scripts \
     --exclude=corpus \
     --exclude=tools \
     --exclude=assets \
     --exclude=tags \
     --exclude=zig-cache \
     --exclude=zig-out \
     --exclude=tree-sitter/test \
+    --exclude=tree-sitter/cli \
+    --exclude=tree-sitter/highlight \
     --exclude=tree-sitter-java/bindings \
     --exclude=tree-sitter-java/script \
     --exclude=tree-sitter-java/test \
-    -f tree-sitter.tar.gz \
+    -f tree-sitter/source.tar.gz \
     tree-sitter