md_analyze_permissive_autolink: Allow '+' in URL paths

Fixes mity#251.
Kaffeine · Aug 2, 2024 · f25d6a0 · f25d6a0
1 parent 46c9492
commit f25d6a0
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -24,7 +24,8 @@ Fixes:
    with ATX headers.
 
  - [#251](https://github.com/mity/md4c/issues/251):
-   Fix handling of allowed non-alphanumeric characters in URL detection.
+   Fix handling of allowed non-alphanumeric characters in URL detection and
+   allow '+' in 'path' component.
 
 
 ## Version 0.5.2

diff --git a/src/md4c.c b/src/md4c.c
@@ -3906,7 +3906,7 @@ md_analyze_permissive_autolink(MD_CTX* ctx, int mark_index)
         const MD_CHAR optional_end_char;
     } URL_MAP[] = {
         { _T('\0'), _T('.'),  _T(".-_"),      2, _T('\0') },    /* host, mandatory */
-        { _T('/'),  _T('/'),  _T("/.-_"),     0, _T('/') },     /* path */
+        { _T('/'),  _T('/'),  _T("/.-+_"),    0, _T('/') },     /* path */
         { _T('?'),  _T('&'),  _T("&.-+_=()"), 1, _T('\0') },    /* query */
         { _T('#'),  _T('\0'), _T(".-+_") ,    1, _T('\0') }     /* fragment */
     };