From 4a1e7ebd571b6ed0caa503de5bede7dc2947bf68 Mon Sep 17 00:00:00 2001
From: Keraito <dragoon_v2_chak_shun@hotmail.com>
Date: Wed, 9 May 2018 16:03:28 +0200
Subject: [PATCH] Ignore any unstructured output from the package managers

---
 lib/cli/lib/latest_version.js | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/lib/cli/lib/latest_version.js b/lib/cli/lib/latest_version.js
index aea0ba3798de..97cd4864aa32 100644
--- a/lib/cli/lib/latest_version.js
+++ b/lib/cli/lib/latest_version.js
@@ -32,10 +32,14 @@ export default function latestVersion(packageName) {
     });
 
     command.stderr.on('data', data => {
-      // yarn error
-      const info = JSON.parse(data);
-      if (info.type === 'error') {
-        reject(new Error(info.data));
+      try {
+        // yarn error
+        const info = JSON.parse(data);
+        if (info.type === 'error') {
+          reject(new Error(info.data));
+        }
+      } catch (e) {
+        // package manager unstructured info/warnings output
       }
     });
   });