Print node, npm and yarn versions after installation (#368)

__tests__/installer.test.ts

@@ -249,6 +249,21 @@ describe('setup-node', () => {
 
     let expPath = path.join(toolPath, 'bin');
 
+    expect(getExecOutputSpy).toHaveBeenCalledWith(
+      'node',
+      ['--version'],
+      expect.anything()
+    );
+    expect(getExecOutputSpy).toHaveBeenCalledWith(
+      'npm',
+      ['--version'],
+      expect.anything()
+    );
+    expect(getExecOutputSpy).toHaveBeenCalledWith(
+      'yarn',
+      ['--version'],
+      expect.anything()
+    );
     expect(dlSpy).toHaveBeenCalled();
     expect(exSpy).toHaveBeenCalled();
     expect(logSpy).toHaveBeenCalledWith(

dist/setup/index.js

@@ -73618,14 +73618,7 @@ function run() {
                 const checkLatest = (core.getInput('check-latest') || 'false').toUpperCase() === 'TRUE';
                 yield installer.getNode(version, stable, checkLatest, auth, arch);
             }
-            // Output version of node is being used
-            try {
-                const { stdout: installedVersion } = yield exec.getExecOutput('node', ['--version'], { ignoreReturnCode: true, silent: true });
-                core.setOutput('node-version', installedVersion.trim());
-            }
-            catch (err) {
-                core.setOutput('node-version', '');
-            }
+            yield printEnvDetailsAndSetOutput();
             const registryUrl = core.getInput('registry-url');
             const alwaysAuth = core.getInput('always-auth');
             if (registryUrl) {
@@ -73665,6 +73658,39 @@ function resolveVersionInput() {
     }
     return version;
 }
+function printEnvDetailsAndSetOutput() {
+    return __awaiter(this, void 0, void 0, function* () {
+        core.startGroup('Environment details');
+        const promises = ['node', 'npm', 'yarn'].map((tool) => __awaiter(this, void 0, void 0, function* () {
+            const output = yield getToolVersion(tool, ['--version']);
+            if (tool === 'node') {
+                core.setOutput(`${tool}-version`, output);
+            }
+            core.info(`${tool}: ${output}`);
+        }));
+        yield Promise.all(promises);
+        core.endGroup();
+    });
+}
+exports.printEnvDetailsAndSetOutput = printEnvDetailsAndSetOutput;
+function getToolVersion(tool, options) {
+    return __awaiter(this, void 0, void 0, function* () {
+        try {
+            const { stdout, stderr, exitCode } = yield exec.getExecOutput(tool, options, {
+                ignoreReturnCode: true,
+                silent: true
+            });
+            if (exitCode > 0) {
+                core.warning(`[warning]${stderr}`);
+                return '';
+            }
+            return stdout;
+        }
+        catch (err) {
+            return '';
+        }
+    });
+}
 
 
 /***/ }),

docs/advanced-usage.md

@@ -283,3 +283,6 @@ steps:
   run: yarn install --immutable
 ```
 NOTE: As per https://github.com/actions/setup-node/issues/49 you cannot use `secrets.GITHUB_TOKEN` to access private GitHub Packages within the same organisation but in a different repository.
+
+### always-auth input
+The always-auth input sets `always-auth=true` in .npmrc file. With this option set [npm](https://docs.npmjs.com/cli/v6/using-npm/config#always-auth)/yarn sends the authentication credentials when making a request to the registries.

src/main.ts

@@ -40,17 +40,7 @@ export async function run() {
       await installer.getNode(version, stable, checkLatest, auth, arch);
     }
 
-    // Output version of node is being used
-    try {
-      const {stdout: installedVersion} = await exec.getExecOutput(
-        'node',
-        ['--version'],
-        {ignoreReturnCode: true, silent: true}
-      );
-      core.setOutput('node-version', installedVersion.trim());
-    } catch (err) {
-      core.setOutput('node-version', '');
-    }
+    await printEnvDetailsAndSetOutput();
 
     const registryUrl: string = core.getInput('registry-url');
     const alwaysAuth: string = core.getInput('always-auth');
@@ -111,3 +101,39 @@ function resolveVersionInput(): string {
 
   return version;
 }
+
+export async function printEnvDetailsAndSetOutput() {
+  core.startGroup('Environment details');
+
+  const promises = ['node', 'npm', 'yarn'].map(async tool => {
+    const output = await getToolVersion(tool, ['--version']);
+
+    if (tool === 'node') {
+      core.setOutput(`${tool}-version`, output);
+    }
+
+    core.info(`${tool}: ${output}`);
+  });
+
+  await Promise.all(promises);
+
+  core.endGroup();
+}
+
+async function getToolVersion(tool: string, options: string[]) {
+  try {
+    const {stdout, stderr, exitCode} = await exec.getExecOutput(tool, options, {
+      ignoreReturnCode: true,
+      silent: true
+    });
+
+    if (exitCode > 0) {
+      core.warning(`[warning]${stderr}`);
+      return '';
+    }
+
+    return stdout;
+  } catch (err) {
+    return '';
+  }
+}