From 41a73d5285368d19ac1ef17a7992bf13a352817c Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Tue, 18 Nov 2014 18:20:49 +0100
Subject: Make render_html support nodes with no children
For empty inline nodes like EMPH, the parser always creates a child
containing an empty string. Using the tree manipulation API, nodes with
no children can be created. Adjust render_html to cope.
---
src/html/html.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
(limited to 'src/html/html.c')
diff --git a/src/html/html.c b/src/html/html.c
index 11db0de..8110f87 100644
--- a/src/html/html.c
+++ b/src/html/html.c
@@ -152,11 +152,11 @@ static void inlines_to_plain_html(strbuf *html, cmark_node* ils)
// Convert an inline list to HTML. Returns 0 on success, and sets result.
static void inlines_to_html(strbuf *html, cmark_node* ils)
{
- cmark_node* children;
+ bool visit_children;
render_stack* rstack = NULL;
while(ils != NULL) {
- children = NULL;
+ visit_children = false;
switch(ils->type) {
case NODE_STRING:
escape_html(html, ils->as.literal.data, ils->as.literal.len);
@@ -193,7 +193,7 @@ static void inlines_to_html(strbuf *html, cmark_node* ils)
}
strbuf_puts(html, "\">");
- children = ils->first_child;
+ visit_children = true;
rstack = push_inline(rstack, ils->next, "</a>");
break;
@@ -215,20 +215,20 @@ static void inlines_to_html(strbuf *html, cmark_node* ils)
case NODE_STRONG:
strbuf_puts(html, "<strong>");
- children = ils->first_child;
+ visit_children = true;
rstack = push_inline(rstack, ils->next, "</strong>");
break;
case NODE_EMPH:
strbuf_puts(html, "<em>");
- children = ils->first_child;
+ visit_children = true;
rstack = push_inline(rstack, ils->next, "</em>");
break;
default:
break;
}
- if (children) {
- ils = children;
+ if (visit_children) {
+ ils = ils->first_child;
} else {
ils = ils->next;
}
--
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