Support amazonlinux2

Author: kateinoigakukun

.github/workflows/test.yml

@@ -25,7 +25,11 @@ jobs:
           os: ubuntu-20.04
         - swift-version: wasm-5.6.0-RELEASE
           os: macos-11
+        - swift-version: wasm-5.8.0-RELEASE
+          os: ubuntu-latest
+          container: swift:amazonlinux2
     runs-on: ${{ matrix.os }}
+    container: ${{ matrix.container }}
     steps:
     - uses: actions/checkout@v3
     - uses: ./

index.js

@@ -114,7 +114,13 @@ function resolveHostPlatform() {
     if (osRelease.ID === "ubuntu") {
       const arch = normalizeArch(os.arch());
       return { suffix: `ubuntu${osRelease.VERSION_ID}_${arch}`, pkg: "tar.gz", arch };
+    } else if (osRelease.ID === "amzn") {
+      if (osRelease.VERSION_ID === "2") {
+        const arch = normalizeArch(os.arch());
+        return { suffix: `amazonlinux2_${arch}`, pkg: "tar.gz", arch };
+      }
     }
+    throw new Error(`Unsupported Linux distribution: ${osRelease.ID} ${osRelease.VERSION_ID}`);
   } else if (platform === "macos") {
     const arch = normalizeArch(os.arch());
     return { suffix: `macos_${arch}`, pkg: "pkg", arch };