From 59efaec6034b10f77eff9f4916d2f324ed220d9e Mon Sep 17 00:00:00 2001
From: Philipp Keck <git@philippkeck.de>
Date: Thu, 19 Jul 2018 23:30:16 +0200
Subject: [PATCH] #267 Reserve vertical space by displaying a space errorText

---
 src/mapError.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/mapError.js b/src/mapError.js
index caeb56c..03c340c 100755
--- a/src/mapError.js
+++ b/src/mapError.js
@@ -13,8 +13,12 @@ const mapError = ({
         }
       : { ...input, ...props }
 
-  if (touched && hasHelperText && (error || warning)) {
-    errorProps.helperText = error || warning
+  if (hasHelperText) {
+    if (touched && (error || warning)) {
+      errorProps.helperText = error || warning
+    } else {
+      errorProps.helperText = ' ' // Reserve vertical space for a future error/warning.
+    }
   }
 
   return errorProps