src: add process.versions.iojs

This gives user code a forward-compatible means for determining whether it's running in io.js or Node.js. Also, to ensure backwards compatibility, it leaves the existing `process.versions.node` alone.
nodejs · Jan 18, 2015 · 39d0732 · 39d0732
1 parent ea7750b
commit 39d0732
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/node.cc b/src/node.cc
@@ -2561,6 +2561,9 @@ void SetupProcessObject(Environment* env,
   READONLY_PROPERTY(versions,
                     "node",
                     OneByteString(env->isolate(), NODE_VERSION + 1));
+  READONLY_PROPERTY(versions,
+                    "iojs",
+                    OneByteString(env->isolate(), NODE_VERSION + 1));
   READONLY_PROPERTY(versions,
                     "v8",
                     OneByteString(env->isolate(), V8::GetVersion()));

diff --git a/test/parallel/test-process-versions.js b/test/parallel/test-process-versions.js
@@ -1,7 +1,7 @@
 require('../common');
 var assert = require('assert');
 
-var expected_keys = ['ares', 'http_parser', 'modules', 'node',
+var expected_keys = ['ares', 'http_parser', 'iojs', 'modules', 'node',
                      'openssl', 'uv', 'v8', 'zlib'];
 
 assert.deepEqual(Object.keys(process.versions).sort(), expected_keys);