Merge branch 'main' into nested-interfaces

.gitattributes

@@ -0,0 +1,3 @@
+* text=auto
+*.waves text eol=lf
+*.out text eol=lf

.github/workflows/main.yml

@@ -33,9 +33,9 @@ jobs:
         - build: aarch64-linux
           os: ubuntu-latest
           target: aarch64-unknown-linux-gnu
-        - build: wasm32-wasi
+        - build: wasm32-wasip1
           os: ubuntu-latest
-          target: wasm32-wasi
+          target: wasm32-wasip1
     steps:
     - uses: actions/checkout@v4
       with:
@@ -44,7 +44,7 @@ jobs:
     - uses: bytecodealliance/wasmtime/.github/actions/[email protected]
       with:
         name: ${{ matrix.build }}
-      if: matrix.build != 'wasm32-wasi'
+      if: matrix.build != 'wasm32-wasip1'
     - run: |
         echo CARGO_BUILD_TARGET=${{ matrix.target }} >> $GITHUB_ENV
         rustup target add ${{ matrix.target }}
@@ -132,11 +132,12 @@ jobs:
         submodules: true
     - uses: bytecodealliance/wasmtime/.github/actions/[email protected]
       with:
-        toolchain: 1.77.0
+        toolchain: 1.79.0
+    - run: rustup target add wasm32-wasip1
     - run: |
-        curl -LO https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-21/wasi-sdk-21.0-linux.tar.gz
-        tar xf wasi-sdk-21.0-linux.tar.gz
-        export WASI_SDK_PATH=$(pwd)/wasi-sdk-21.0
+        curl -LO https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-22/wasi-sdk-22.0-linux.tar.gz
+        tar xf wasi-sdk-22.0-linux.tar.gz
+        export WASI_SDK_PATH=$(pwd)/wasi-sdk-22.0
         cd crates/wit-component/dl && bash check.sh
 
   wasm:
@@ -147,13 +148,14 @@ jobs:
       with:
         submodules: true
     - uses: bytecodealliance/wasmtime/.github/actions/[email protected]
+    - run: rustup target add wasm32-wasip1
     - run: |
         tag=v10.0.1
         curl -LO https://github.com/bytecodealliance/wasmtime/releases/download/${tag}/wasmtime-${tag}-x86_64-linux.tar.xz
         tar xf wasmtime-${tag}-x86_64-linux.tar.xz
         echo `pwd`/wasmtime-${tag}-x86_64-linux >> $GITHUB_PATH
-        echo CARGO_TARGET_WASM32_WASI_RUNNER='wasmtime run --dir . --' >> $GITHUB_ENV
-        echo CARGO_BUILD_TARGET='wasm32-wasi' >> $GITHUB_ENV
+        echo CARGO_TARGET_WASM32_WASIP1_RUNNER='wasmtime run --dir . --' >> $GITHUB_ENV
+        echo CARGO_BUILD_TARGET='wasm32-wasip1' >> $GITHUB_ENV
     - run: |
         cargo --locked test --workspace \
           --exclude fuzz-stats \
@@ -168,6 +170,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: bytecodealliance/wasmtime/.github/actions/[email protected]
     - run: rustup component add rustfmt
+    - run: printf "\n" > playground/component/src/bindings.rs
     # Note that this doesn't use `cargo fmt` because that doesn't format
     # modules-defined-in-macros which is in use in `wast` for example. This is
     # the best alternative I can come up with at this time

.github/workflows/playground.yml

@@ -0,0 +1,60 @@
+name: Build playground
+on:
+  push:
+    branches: [main]
+  pull_request:
+  merge_group:
+
+# Cancel any in-flight jobs for the same PR/branch so there's only one active
+# at a time
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  build:
+    name: Build playground deployment
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - uses: bytecodealliance/wasmtime/.github/actions/[email protected]
+      - uses: cargo-bins/[email protected]
+      - run: cargo binstall cargo-component -y
+      - run: rustup component add rustfmt # needed for cargo-component, apparently?
+      - run: rustup target add wasm32-wasip1
+      - run: npm ci
+        working-directory: playground
+      - run: npm run build
+        working-directory: playground
+
+      # also prepare to deploy GH pages on main
+      - if: github.ref == 'refs/heads/main'
+        uses: actions/configure-pages@v5
+      - if: github.ref == 'refs/heads/main'
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: "./playground/dist"
+
+  deploy:
+    name: Deploy playground
+    if: github.ref == 'refs/heads/main'
+    needs: build
+    permissions:
+      pages: write
+      id-token: write
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - id: deployment
+        uses: actions/deploy-pages@v4

CONTRIBUTING.md

@@ -107,7 +107,7 @@ merged once all tests are passing. CI checks currently include:
 * Code is all formatted correctly (use `cargo fmt` locally to pass this)
 * Tests pass on Rust stable, beta, and Nightly.
 * Tests pass on Linux, macOS, and Windows.
-* This tool can be compiled to WebAssembly using the `wasm32-wasi` target.
+* This tool can be compiled to WebAssembly using the `wasm32-wasip1` target.
 * Fuzzers can be built.
 * Various miscellaneous checks such as building the tool with various
   combinations of Cargo features.