From 2e34f6f9a80678f557413eee87b7218b46e32b78 Mon Sep 17 00:00:00 2001
From: Adam Ernst <adamjernst@fb.com>
Date: Fri, 12 Jan 2018 13:00:51 -0800
Subject: [PATCH] Add a flush() function to Terminal

Reviewed By: yungsters

Differential Revision: D6713011

fbshipit-source-id: 05afd49e4099301124d83e1b345d7b40a9c84c73
---
 packages/metro-core/src/Terminal/Terminal.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/packages/metro-core/src/Terminal/Terminal.js b/packages/metro-core/src/Terminal/Terminal.js
index d74e54ac..830e4f9f 100644
--- a/packages/metro-core/src/Terminal/Terminal.js
+++ b/packages/metro-core/src/Terminal/Terminal.js
@@ -169,6 +169,13 @@ class Terminal {
     this.log(this._nextStatusStr);
     this._nextStatusStr = '';
   }
+
+  flush(): void {
+    // Useful if you're going to start calling console.log/console.error directly
+    // again; otherwise you could end up with mangled output when the queued
+    // update starts writing to stream after a delay.
+    this._scheduleUpdate.flush();
+  }
 }
 
 module.exports = Terminal;