From 15fe4d2ff14b6efe6e0f4037772f8a001b465364 Mon Sep 17 00:00:00 2001
From: Kirk Scheibelhut <scheibo@users.noreply.github.com>
Date: Sun, 7 Apr 2019 00:34:06 -0700
Subject: [PATCH] Stop closing STDOUT/STDERR in lib/streams.ts (#5419)

Fixes #5403 for Node versions prior to v10.12.0.
---
 lib/streams.ts | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

diff --git a/lib/streams.ts b/lib/streams.ts
index acf44e32b4..0e93facb3a 100644
--- a/lib/streams.ts
+++ b/lib/streams.ts
@@ -366,11 +366,14 @@ export class WriteStream {
 					this.drainListeners.push(resolve);
 				});
 			};
-			options.end = function () {
-				return new Promise(resolve => {
-					this.nodeWritableStream!.end(() => resolve());
-				});
-			};
+			// Prior to Node v10.12.0, attempting to close STDOUT or STDERR will throw
+			if (nodeStream !== process.stdout && nodeStream !== process.stderr) {
+				options.end = function () {
+					return new Promise(resolve => {
+						this.nodeWritableStream!.end(() => resolve());
+					});
+				};
+			}
 		}
 
 		if (options.write) this._write = options.write;
@@ -671,11 +674,14 @@ export class ObjectWriteStream<T> {
 				}
 			};
 
-			options.end = function () {
-				return new Promise(resolve => {
-					this.nodeWritableStream!.end(() => resolve());
-				});
-			};
+			// Prior to Node v10.12.0, attempting to close STDOUT or STDERR will throw
+			if (nodeStream !== process.stdout && nodeStream !== process.stderr) {
+				options.end = function () {
+					return new Promise(resolve => {
+						this.nodeWritableStream!.end(() => resolve());
+					});
+				};
+			}
 		}
 
 		if (options.write) this._write = options.write;