From 60cf4f60140a89a2feee3072bd93f7faeaae5bc0 Mon Sep 17 00:00:00 2001
From: Megan Marsh <megan@hashicorp.com>
Date: Mon, 11 Nov 2019 09:19:35 -0800
Subject: [PATCH] log errors in scanner and manually close logging pipe if we
 hit an error in the scanner

---
 log.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/log.go b/log.go
index 021de1f4e..ff12c94c0 100644
--- a/log.go
+++ b/log.go
@@ -43,6 +43,10 @@ func logOutput() (logOutput io.Writer, err error) {
 					}
 					os.Stderr.WriteString(fmt.Sprint(scanner.Text() + "\n"))
 				}
+				if err := scanner.Err(); err != nil {
+					os.Stderr.WriteString(err.Error())
+					w.Close()
+				}
 			}(scanner)
 			logOutput = w
 		}