Merge pull request #145 from joe-p/feat/install_rustup_windows

Install rustup on windows (including ARM)

.github/workflows/ci.yml

@@ -12,15 +12,15 @@ permissions:
 
 jobs:
   install:
-    name: Rust ${{matrix.rust}} on ${{matrix.os == 'ubuntu' && 'Linux' || matrix.os == 'macos' && 'macOS' || matrix.os == 'windows' && 'Windows' || '???'}}
+    name: Rust ${{matrix.rust}} on ${{matrix.os}}
-    runs-on: ${{matrix.os}}-latest
+    runs-on: ${{matrix.os}}
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu, macos, windows]
+        os: [ubuntu-latest, macos-latest, windows-latest, windows-11-arm, ubuntu-22.04-arm]
         rust: [nightly, beta, stable, 1.62.0, stable 18 months ago, stable minus 8 releases]
         include:
-          - os: ubuntu
+          - os: ubuntu-latest
             rust: 1.0.0
     timeout-minutes: 45
     steps:

action.yml

@@ -75,6 +75,16 @@ runs:
       if: runner.os != 'Windows'
       shell: bash
 
+    - run: |
+        : install rustup if needed on windows
+        if ! command -v rustup &>/dev/null; then
+          curl -LOs https://static.rust-lang.org/rustup/dist/${{ runner.arch == 'ARM64' && 'aarch64' || 'x86_64' }}-pc-windows-msvc/rustup-init.exe
+          ./rustup-init.exe -y --default-toolchain none --no-modify-path
+          echo "$USERPROFILE/.cargo/bin" >> "$GITHUB_PATH"
+        fi
+      if: runner.os == 'Windows'
+      shell: bash
+    
     - name: rustup toolchain install ${{steps.parse.outputs.toolchain}}
       run: rustup toolchain install ${{steps.parse.outputs.toolchain}}${{steps.flags.outputs.targets}}${{steps.flags.outputs.components}} --profile minimal${{steps.flags.outputs.downgrade}} --no-self-update
       shell: bash