From 95a067f0ed8fb580cc3652acd4c7885eb000244a Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Tue, 19 Feb 2019 18:55:27 +0100
Subject: Skip plotting in examples if grConvert is missing

---
 inst/examples/caffeine.R | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'inst/examples/caffeine.R')

diff --git a/inst/examples/caffeine.R b/inst/examples/caffeine.R
index 29a7e0b..f5711f3 100644
--- a/inst/examples/caffeine.R
+++ b/inst/examples/caffeine.R
@@ -1,3 +1,5 @@
 caffeine <- chent$new("caffeine")
 print(caffeine)
-plot(caffeine)
+if (requireNamespace("grConvert")) {
+  plot(caffeine)
+}
-- 
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