[GitHub] [arrow] alamb commented on a change in pull request #8864: ARROW-10838: [Rust] [CI] Add arrow build targeting wasm32

[GitBox <gi...@apache.org>]

alamb commented on a change in pull request #8864:
URL: https://github.com/apache/arrow/pull/8864#discussion_r537896948



##########
File path: .github/workflows/rust.yml
##########
@@ -350,3 +350,45 @@ jobs:
           pip install maturin==0.8.2 toml==0.10.1 pyarrow==1.0.0
           maturin develop
           python -m unittest discover tests
+
+  # test the arrow crate builds against wasm32 in stable rust
+  wasm32-build:
+    name: AMD64 Debian 10 Rust ${{ matrix.rust }} test arrow wasm32
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        arch: [amd64]
+        rust: [nightly-2020-11-24]
+    container:
+      image: ${{ matrix.arch }}/rust
+      env:
+        ARROW_TEST_DATA: /__w/arrow/arrow/testing/data
+        PARQUET_TEST_DATA: /__w/arrow/arrow/cpp/submodules/parquet-testing/data
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: true
+      - name: Cache Cargo
+        uses: actions/cache@v2
+        with:
+          path: /github/home/.cargo
+          # this key equals the ones on `linux-build-lib` for re-use
+          key: cargo-cache-
+      - name: Cache Rust dependencies
+        uses: actions/cache@v2
+        with:
+          path: /github/home/target
+          key: ${{ runner.os }}-${{ matrix.arch }}-target-wasm32-cache-${{ matrix.rust }}
+      - uses: actions-rs/toolchain@v1
+        with:
+          toolchain: ${{ matrix.rust }}
+          default: true
+          override: true
+          components: rustfmt
+          target: wasm32-unknown-unknown
+      - name: Build arrow crate

Review comment:
       I wonder if we could also run some tests? Or maybe that is a follow on step?




----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
users@infra.apache.org