From c56aa1514f04a5e369b35e92cf56186575a40af1 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Wed, 3 Apr 2019 10:24:32 -0700
Subject: Allow empty `<>` link destination in reference link.
---
src/inlines.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
(limited to 'src')
diff --git a/src/inlines.c b/src/inlines.c
index 6f93fd4..458ab72 100644
--- a/src/inlines.c
+++ b/src/inlines.c
@@ -938,10 +938,14 @@ static bufsize_t manual_scan_link_url_2(cmark_chunk *input, bufsize_t offset,
break;
--nb_p;
++i;
- } else if (cmark_isspace(input->data[i]))
+ } else if (cmark_isspace(input->data[i])) {
+ if (i == offset) {
+ return -1;
+ }
break;
- else
+ } else {
++i;
+ }
}
if (i >= input->len)
@@ -1337,8 +1341,7 @@ bufsize_t cmark_parse_reference_inline(cmark_mem *mem, cmark_chunk *input,
// parse link url:
spnl(&subj);
- if ((matchlen = manual_scan_link_url(&subj.input, subj.pos, &url)) > -1 &&
- url.len > 0) {
+ if ((matchlen = manual_scan_link_url(&subj.input, subj.pos, &url)) > -1) {
subj.pos += matchlen;
} else {
return 0;
--
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