Add a flag to not put paragraphs around html tags.

snudown.c

@@ -52,6 +52,14 @@ static const unsigned int snudown_default_md_flags =
 	MKDEXT_STRIKETHROUGH |
 	MKDEXT_TABLES;
 
+static const unsigned int snudown_wiki_md_flags =
+	MKDEXT_NO_INTRA_EMPHASIS |
+	MKDEXT_SUPERSCRIPT |
+	MKDEXT_AUTOLINK |
+	MKDEXT_STRIKETHROUGH |
+	MKDEXT_HTML_INLINE |
+	MKDEXT_TABLES;
+
 static const unsigned int snudown_default_render_flags =
 	HTML_SKIP_HTML |
 	HTML_SKIP_IMAGES |
@@ -116,8 +124,8 @@ void init_default_renderer(PyObject *module) {
 
 void init_wiki_renderer(PyObject *module) {
 	PyModule_AddIntConstant(module, "RENDERER_WIKI", RENDERER_WIKI);
-	sundown[RENDERER_WIKI].main_renderer = make_custom_renderer(&wiki_state, snudown_wiki_render_flags, snudown_default_md_flags, 0);
-	sundown[RENDERER_WIKI].toc_renderer = make_custom_renderer(&wiki_toc_state, snudown_wiki_render_flags, snudown_default_md_flags, 1);
+	sundown[RENDERER_WIKI].main_renderer = make_custom_renderer(&wiki_state, snudown_wiki_render_flags, snudown_wiki_md_flags, 0);
+	sundown[RENDERER_WIKI].toc_renderer = make_custom_renderer(&wiki_toc_state, snudown_wiki_render_flags, snudown_wiki_md_flags, 1);
 	sundown[RENDERER_WIKI].state = &wiki_state;
 	sundown[RENDERER_WIKI].toc_state = &wiki_toc_state;
 }

src/markdown.c

@@ -736,6 +736,13 @@ char_entity(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offs
 	return end;
 }
 
+static size_t is_html_tag(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t size) {
+	enum mkd_autolink altype = MKDA_NOT_AUTOLINK;
+	size_t end = tag_length(data, size, &altype);
+
+	return ((end > 2) && (rndr->cb.raw_html_tag) && (!rndr->cb.autolink || altype == MKDA_NOT_AUTOLINK));
+}
+
 /* char_langle_tag • '<' when tags or autolinks are allowed */
 static size_t
 char_langle_tag(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t offset, size_t size)
@@ -1453,13 +1460,27 @@ parse_htmlblock(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t
 static size_t
 parse_paragraph(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t size)
 {
-	size_t i = 0, end = 0;
+	size_t i = 0, end = 0, hit_tag;
 	int level = 0;
 	struct buf work = { data, 0, 0, 0 };
 
 	while (i < size) {
-		for (end = i + 1; end < size && data[end - 1] != '\n'; end++) /* empty */;
-
+		hit_tag = 0;
+		for (end = i + 1; end < size && data[end - 1] != '\n'; end++) {
+			if(data[end - 1] == '<' && (rndr->ext_flags & MKDEXT_HTML_INLINE)) {
+				if(is_html_tag(ob, rndr, data + (end - 1), size - (end - 1))) {
+					end = end - 1;
+					i = end;
+					hit_tag = 1;
+					break;
+				}
+			} 
+		}
+
+		if(hit_tag) {
+			break;
+		}
+
 		if (prefix_quote(data + i, end - i) != 0) {
 			end = i;
 			break;
@@ -2231,7 +2252,10 @@ parse_block(struct buf *ob, struct sd_markdown *rndr, uint8_t *data, size_t size
 		else if (data[beg] == '<' && rndr->cb.blockhtml &&
 				(i = parse_htmlblock(ob, rndr, txt_data, end, 1)) != 0)
 			beg += i;
-
+
+		else if (data[beg] == '<' && (rndr->ext_flags & MKDEXT_HTML_INLINE) &&
+				(i = char_langle_tag(ob, rndr, txt_data, beg, end)))
+			beg += i;
 		else if ((i = is_empty(txt_data, end)) != 0)
 			beg += i;
 

src/markdown.h

@@ -59,6 +59,7 @@ enum mkd_extensions {
 	MKDEXT_SPACE_HEADERS = (1 << 6),
 	MKDEXT_SUPERSCRIPT = (1 << 7),
 	MKDEXT_LAX_SPACING = (1 << 8),
+	MKDEXT_HTML_INLINE = (1 << 9)
 };
 
 /* sd_callbacks - functions for rendering parsed data */