os detection

Author: tgymnich

.github/workflows/test.yml

@@ -4,27 +4,34 @@ on: # rebuild any PRs and main branch changes
   push:
     branches:
       - master
-      - 'releases/*'
 
 jobs:
   build: # make sure build/ci work properly
-    runs-on: macOS-latest
+    strategy:
+      matrix:
+        os: [ubuntu-18.04]
+    runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v2
     - run: |
         npm install
         npm run all
   test: # make sure the action works on a clean machine without building
-    runs-on: macOS-latest
+    needs: [build]
+    strategy:
+      matrix:
+        os: [ubuntu-18.04]
+    runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v2
     - uses: ./
       with:
         version: '5.1.3'
-        platform: 'osx'
+        platform: ubuntu-18.04
     - run: swift --version
   publish:
-    runs-on: macOS-latest
+    needs: [build, test]
+    runs-on: ubuntu-18.04
     steps:
     - uses: actions/checkout@v2
     - uses: TG908/publish-github-action@v1

dist/index.js

@@ -4567,12 +4567,15 @@ const io = __importStar(__webpack_require__(1));
 const path = __importStar(__webpack_require__(622));
 function getSwift(version, platform) {
     return __awaiter(this, void 0, void 0, function* () {
-        if (platform === 'osx') {
+        if (process.platform === 'darwin') {
             return getSwiftMacOS(version, platform);
         }
-        else {
+        else if (process.platform === 'linux') {
             return getSwiftLinux(version, platform);
         }
+        else {
+            core.setFailed('Platform not supported');
+        }
     });
 }
 exports.getSwift = getSwift;

src/installer.ts

@@ -8,10 +8,12 @@ export async function getSwift(
   version: string,
   platform: string
 ): Promise<void> {
-  if (platform === 'osx') {
+  if (process.platform === 'darwin') {
     return getSwiftMacOS(version, platform)
-  } else {
+  } else if (process.platform === 'linux') {
     return getSwiftLinux(version, platform)
+  } else {
+    core.setFailed('Platform not supported')
   }
 }