From 38c92532f3b6a84aca778036c0bdf036e6d96fb1 Mon Sep 17 00:00:00 2001
From: Michal Piechowiak <misiek.piechowiak@gmail.com>
Date: Thu, 7 Feb 2019 13:27:55 +0100
Subject: [PATCH] fix(gatsby): add sanity check before displaying path for
 static html build error

---
 packages/gatsby/src/commands/build.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/gatsby/src/commands/build.js b/packages/gatsby/src/commands/build.js
index bf41babab4f97..eab68a6a2b915 100644
--- a/packages/gatsby/src/commands/build.js
+++ b/packages/gatsby/src/commands/build.js
@@ -61,7 +61,11 @@ module.exports = async function build(program: BuildArgs) {
   await buildHTML(program, activity).catch(err => {
     reportFailure(
       report.stripIndent`
-        Building static HTML failed for path "${chalk.bold(err.context.path)}"
+        Building static HTML failed${
+          err.context && err.context.path
+            ? ` for path "${chalk.bold(err.context.path)}"`
+            : ``
+        }
 
         See our docs page on debugging HTML builds for help https://gatsby.app/debug-html
       `,