From 0bf656b90469d01e97cd2ed1d49b79896aa51da1 Mon Sep 17 00:00:00 2001
From: Igor Canadi <icanadi@fb.com>
Date: Mon, 19 Oct 2015 18:47:59 -0700
Subject: [PATCH] Don't spew warnings when flint doesn't exist

Summary: Before this diff `arc lint` on non-fb machine issued warnings. Now it doesn't.

Test Plan: `arc lint` is quiet.

Reviewers: yhchiang, sdong

Reviewed By: sdong

Subscribers: dhruba, leveldb

Differential Revision: https://reviews.facebook.net/D49071
---
 arcanist_util/cpp_linter/FbcodeCppLinter.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arcanist_util/cpp_linter/FbcodeCppLinter.php b/arcanist_util/cpp_linter/FbcodeCppLinter.php
index 66eefa004..3dac9bf73 100644
--- a/arcanist_util/cpp_linter/FbcodeCppLinter.php
+++ b/arcanist_util/cpp_linter/FbcodeCppLinter.php
@@ -88,6 +88,9 @@ class FbcodeCppLinter extends ArcanistLinter {
   }
 
   private function getCppLintOutput($path) {
+     if (!array_key_exists($path, $this->rawLintOutput)) {
+       return array();
+     }
     list($output) = $this->rawLintOutput[$path];
 
     $msgs = array();