From d7da5c566c073be3b633a428f4eeaf01f92565f2 Mon Sep 17 00:00:00 2001
From: Evert Timberg <evert.timberg+github@gmail.com>
Date: Sun, 18 Nov 2018 03:45:41 -0500
Subject: [PATCH] Fix axis line width when option is an array (#5751)

When the axis lineWidth setting is set to an array, use the first item when determining the size of the axis area.
---
 src/core/core.scale.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/core.scale.js b/src/core/core.scale.js
index f08c68fe918..28211b7f43a 100644
--- a/src/core/core.scale.js
+++ b/src/core/core.scale.js
@@ -708,7 +708,7 @@ module.exports = Element.extend({
 
 		var itemsToDraw = [];
 
-		var axisWidth = me.options.gridLines.lineWidth;
+		var axisWidth = helpers.valueAtIndexOrDefault(me.options.gridLines.lineWidth, 0);
 		var xTickStart = options.position === 'right' ? me.left : me.right - axisWidth - tl;
 		var xTickEnd = options.position === 'right' ? me.left + tl : me.right;
 		var yTickStart = options.position === 'bottom' ? me.top + axisWidth : me.bottom - tl - axisWidth;