From 8c3981867071ec453b2a219ae68d7b341bb62472 Mon Sep 17 00:00:00 2001
From: Kevin Sawicki <kevin@github.com>
Date: Thu, 8 Jan 2015 16:05:38 -0800
Subject: [PATCH] Don't blow up when asking for schema at non-existent path

---
 spec/config-spec.coffee | 3 +++
 src/config.coffee       | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/spec/config-spec.coffee b/spec/config-spec.coffee
index 19026abd6..c60b88e24 100644
--- a/spec/config-spec.coffee
+++ b/spec/config-spec.coffee
@@ -1060,6 +1060,9 @@ describe "Config", ->
           type: 'integer'
           default: 12
 
+        expect(atom.config.getSchema('foo.baz')).toBeUndefined()
+        expect(atom.config.getSchema('foo.bar.anInt.baz')).toBeUndefined()
+
       it "respects the schema for scoped settings", ->
         schema =
           type: 'string'
diff --git a/src/config.coffee b/src/config.coffee
index 9d51b907d..17c697930 100644
--- a/src/config.coffee
+++ b/src/config.coffee
@@ -703,7 +703,7 @@ class Config
     schema = @schema
     for key in keys
       break unless schema?
-      schema = schema.properties[key]
+      schema = schema.properties?[key]
     schema
 
   # Deprecated: Returns a new {Object} containing all of the global settings and