From 5d6bc545321419fc2c29ea66228423439fd4cd07 Mon Sep 17 00:00:00 2001
From: Chun-Hui Gao <gaospecial@gmail.com>
Date: Wed, 16 Oct 2024 15:31:20 +0800
Subject: [PATCH] Update utils.R

---
 R/utils.R | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/R/utils.R b/R/utils.R
index d3ddddd3dd..2ec19acbee 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -511,7 +511,7 @@ pandoc_fragment = function(text, to = pandoc_to(), from = pandoc_from()) {
 #' @examples fig_path('.pdf', options = list(fig.path='figure/abc-', label='first-plot'))
 #' fig_path('.png', list(fig.path='foo-', label='bar'), 1:10)
 fig_path = function(suffix = '', options = opts_current$get(), number) {
-  if (suffix != '' && !grepl('[.]', suffix)) suffix = paste0('.', suffix)
+  if (all(suffix != '') && all(!grepl('[.]', suffix))) suffix = paste0('.', suffix)
   if (missing(number)) number = options$fig.cur %n% 1L
   if (!is.null(number)) suffix = paste0('-', number, suffix)
   path = valid_path(options$fig.path, options$label)