From 49ef70db90fa7c59291bb82d9802c4f6e5ac2cc7 Mon Sep 17 00:00:00 2001
From: Adam Miskiewicz <adam@exponentjs.com>
Date: Mon, 15 May 2017 21:51:51 -0700
Subject: [PATCH] Increase cache key search for Circle

---
 packages/react-navigation/circle.yml | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/react-navigation/circle.yml b/packages/react-navigation/circle.yml
index 5b39a691..3070e389 100644
--- a/packages/react-navigation/circle.yml
+++ b/packages/react-navigation/circle.yml
@@ -8,7 +8,11 @@ jobs:
     steps:
       - checkout
       - restore_cache:
-          key: v2-react-navigation-{{ .Branch }} # generate cache per branch
+          # cache by branch + package.json, by branch, and then master
+          keys: 
+            - v2-react-navigation-{{ .Branch }}-{{ checksum "package.json" }}
+            - v2-react-navigation-{{ .Branch }}
+            - v2-react-navigation-master
       - run: yarn # install root deps
       - run: ./scripts/test.sh # run tests
       - deploy:
@@ -24,7 +28,7 @@ jobs:
               # cd examples/NavigationPlayground && exp publish
             fi
       - save_cache:
-          key: v2-react-navigation-{{ .Branch }} # generate cache per branch
+          key: v2-react-navigation-{{ .Branch }}-{{ checksum "package.json" }}
           paths:
             - ~/.cache/yarn
             - ~/react-navigation/website/node_modules