vendor pretty-print dep

pretty-print/.github/workflows/rust.yml

@@ -0,0 +1,27 @@
+name: Rust
+
+on:
+  push:
+    branches: [ master, dev ]
+  pull_request:
+    branches: [ master, dev ]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - run: git config --global core.autocrlf false
+      - uses: actions/checkout@v2
+      - name: Rust Nightly
+        uses: actions-rs/toolchain@v1
+        with:
+            toolchain: nightly
+            override: true
+            components: rustfmt, clippy
+      - name: Build
+        run: cargo build --release
+#       - name: Tests
+#         run: cargo test --release