lib: avoid using forEach

PR-URL: #11582
Reviewed-By: Matteo Collina <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>

Author: jasnell

lib/internal/bootstrap_node.js

@@ -208,23 +208,34 @@
     global.process = process;
     const util = NativeModule.require('util');
 
-    // Deprecate GLOBAL and root
-    ['GLOBAL', 'root'].forEach(function(name) {
-      // getter
-      const get = util.deprecate(function() {
+    function makeGetter(name) {
+      return util.deprecate(function() {
         return this;
       }, `'${name}' is deprecated, use 'global'`, 'DEP0016');
-      // setter
-      const set = util.deprecate(function(value) {
+    }
+
+    function makeSetter(name) {
+      return util.deprecate(function(value) {
         Object.defineProperty(this, name, {
           configurable: true,
           writable: true,
           enumerable: true,
           value: value
         });
       }, `'${name}' is deprecated, use 'global'`, 'DEP0016');
-      // define property
-      Object.defineProperty(global, name, { get, set, configurable: true });
+    }
+
+    Object.defineProperties(global, {
+      GLOBAL: {
+        configurable: true,
+        get: makeGetter('GLOBAL'),
+        set: makeSetter('GLOBAL')
+      },
+      root: {
+        configurable: true,
+        get: makeGetter('root'),
+        set: makeSetter('root')
+      }
     });
 
     global.Buffer = NativeModule.require('buffer').Buffer;
@@ -328,27 +339,31 @@
     // With no argument, getVersion() returns a comma separated list
     // of possible types.
     const versionTypes = icu.getVersion().split(',');
-    versionTypes.forEach((name) => {
-      // Copied from module.js:addBuiltinLibsToObject
+
+    function makeGetter(name) {
+      return () => {
+        // With an argument, getVersion(type) returns
+        // the actual version string.
+        const version = icu.getVersion(name);
+        // Replace the current getter with a new property.
+        delete process.versions[name];
+        Object.defineProperty(process.versions, name, {
+          value: version,
+          writable: false,
+          enumerable: true
+        });
+        return version;
+      };
+    }
+
+    for (var n = 0; n < versionTypes.length; n++) {
+      var name = versionTypes[n];
       Object.defineProperty(process.versions, name, {
         configurable: true,
         enumerable: true,
-        get: () => {
-          // With an argument, getVersion(type) returns
-          // the actual version string.
-          const version = icu.getVersion(name);
-          // Replace the current getter with a new
-          // property.
-          delete process.versions[name];
-          Object.defineProperty(process.versions, name, {
-            value: version,
-            writable: false,
-            enumerable: true
-          });
-          return version;
-        }
+        get: makeGetter(name)
       });
-    });
+    }
   }
 
   function tryGetCwd(path) {