feat: add support for latest alias

.github/workflows/versions.yml

@@ -57,6 +57,20 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
 
+  latest-syntax:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        node-version: [latest]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Node
+        uses: ./
+        with:
+          node-version: ${{ matrix.node-version }}
+
   manifest:
     runs-on: ${{ matrix.os }}
     strategy:

dist/setup/index.js

@@ -65299,7 +65299,7 @@ function queryDistForMatch(versionSpec, arch = os.arch()) {
         }
         let versions = [];
         let nodeVersions = yield module.exports.getVersionsFromDist();
-        if (versionSpec === 'current') {
+        if (versionSpec === 'current' || versionSpec === 'latest') {
             return nodeVersions[0].version;
         }
         nodeVersions.forEach((nodeVersion) => {

src/installer.ts

@@ -373,7 +373,7 @@ async function queryDistForMatch(
   let versions: string[] = [];
   let nodeVersions = await module.exports.getVersionsFromDist();
 
-  if (versionSpec === 'current') {
+  if (versionSpec === 'current' || versionSpec === 'latest') {
     return nodeVersions[0].version
   }