From 1b80007236409b024e09e3110ee50f8cdc813173 Mon Sep 17 00:00:00 2001
From: Philipp von Weitershausen <philipp@weitershausen.de>
Date: Tue, 22 Dec 2015 15:16:46 -0800
Subject: [PATCH] Improvements to the packager for very large projects

Summary:
Here are some small fixes for issues we've encountered with very large RN projects (mostly huge dependency trees in `node_modules`).

cc amasad martinbigio
Closes https://github.com/facebook/react-native/pull/4880

Reviewed By: svcscm

Differential Revision: D2782834

Pulled By: mkonicek

fb-gh-sync-id: e316a62b84ba796b80ac819431414ebf27f7b566
---
 local-cli/server/runServer.js                                 | 4 ++++
 .../src/DependencyResolver/FileWatcher/index.js               | 2 +-
 packager/react-packager/src/DependencyResolver/fastfs.js      | 4 ++--
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/local-cli/server/runServer.js b/local-cli/server/runServer.js
index 47e5e73a2..a05b0e2e5 100644
--- a/local-cli/server/runServer.js
+++ b/local-cli/server/runServer.js
@@ -49,6 +49,10 @@ function runServer(args, config, readyCallback) {
       readyCallback();
     }
   );
+  // Disable any kind of automatic timeout behavior for incoming
+  // requests in case it takes the packager more than the default
+  // timeout of 120 seconds to respond to a request.
+  serverInstance.timeout = 0;
 }
 
 function getAppMiddleware(args, config) {
diff --git a/packager/react-packager/src/DependencyResolver/FileWatcher/index.js b/packager/react-packager/src/DependencyResolver/FileWatcher/index.js
index 227687e1c..6c8a07093 100644
--- a/packager/react-packager/src/DependencyResolver/FileWatcher/index.js
+++ b/packager/react-packager/src/DependencyResolver/FileWatcher/index.js
@@ -13,7 +13,7 @@ const sane = require('sane');
 const Promise = require('promise');
 const exec = require('child_process').exec;
 
-const MAX_WAIT_TIME = 25000;
+const MAX_WAIT_TIME = 120000;
 
 // TODO(amasad): can we use watchman version command instead?
 const detectingWatcherClass = new Promise(function(resolve) {
diff --git a/packager/react-packager/src/DependencyResolver/fastfs.js b/packager/react-packager/src/DependencyResolver/fastfs.js
index 3a6c3ee13..5bff24379 100644
--- a/packager/react-packager/src/DependencyResolver/fastfs.js
+++ b/packager/react-packager/src/DependencyResolver/fastfs.js
@@ -293,11 +293,11 @@ class File {
   }
 
   getFiles() {
-    const files = [];
+    let files = [];
     Object.keys(this.children).forEach(key => {
       const file = this.children[key];
       if (file.isDir) {
-        files.push(...file.getFiles());
+        files = files.concat(file.getFiles());
       } else {
         files.push(file);
       }