From de61d1a64a96fc37c5e29f84c2811ea029ca64ae Mon Sep 17 00:00:00 2001
From: Till Schneidereit <till@tillschneidereit.net>
Date: Fri, 11 Nov 2016 12:24:33 +0100
Subject: [PATCH] Don't attempt to clear non-TTY output in simple results
 reporter

Redirecting output currently causes exceptions because `process.stdout.clearLine()` only works for TTYs. This patch inserts a newline instead.
---
 lib/reporters/simple.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/reporters/simple.js b/lib/reporters/simple.js
index bcf59c0..bc7ad02 100644
--- a/lib/reporters/simple.js
+++ b/lib/reporters/simple.js
@@ -32,8 +32,12 @@ function simpleReporter(results) {
 
   function clearPassed() {
     if (lastPassed) {
-      process.stdout.clearLine();
-      process.stdout.cursorTo(0);
+      if (process.stdout.isTTY) {
+        process.stdout.clearLine();
+        process.stdout.cursorTo(0);
+      } else {
+        process.stdout.write('\n');
+      }
     }
   }
 }