summaryrefslogtreecommitdiff
path: root/src/blocks.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/blocks.c')
-rw-r--r--src/blocks.c41
1 files changed, 23 insertions, 18 deletions
diff --git a/src/blocks.c b/src/blocks.c
index 512a30a..7648c96 100644
--- a/src/blocks.c
+++ b/src/blocks.c
@@ -79,7 +79,8 @@ void cmark_parser_free(cmark_parser *parser)
free(parser);
}
-static void finalize(cmark_parser *parser, cmark_node* b, int line_number);
+static cmark_node*
+finalize(cmark_parser *parser, cmark_node* b, int line_number);
// Returns true if line has only space characters, else false.
static bool is_blank(strbuf *s, int offset)
@@ -166,8 +167,7 @@ static int break_out_of_lists(cmark_parser *parser, cmark_node ** bptr, int line
}
if (b) {
while (container && container != b) {
- finalize(parser, container, line_number);
- container = container->parent;
+ container = finalize(parser, container, line_number);
}
finalize(parser, b, line_number);
*bptr = b->parent;
@@ -176,15 +176,20 @@ static int break_out_of_lists(cmark_parser *parser, cmark_node ** bptr, int line
}
-static void finalize(cmark_parser *parser, cmark_node* b, int line_number)
+static cmark_node*
+finalize(cmark_parser *parser, cmark_node* b, int line_number)
{
int firstlinelen;
int pos;
cmark_node* item;
cmark_node* subitem;
+ cmark_node* parent;
+ parent = b->parent;
+
+ // don't do anything if the cmark_node is already closed
if (!b->open)
- return; // don't do anything if the cmark_node is already closed
+ return parent;
b->open = false;
if (line_number > b->start_line) {
@@ -201,7 +206,8 @@ static void finalize(cmark_parser *parser, cmark_node* b, int line_number)
strbuf_drop(&b->string_content, pos);
}
if (is_blank(&b->string_content, 0)) {
- b->type = NODE_REFERENCE_DEF;
+ // remove blank node (former reference def)
+ cmark_node_free(b);
}
break;
@@ -260,6 +266,7 @@ static void finalize(cmark_parser *parser, cmark_node* b, int line_number)
default:
break;
}
+ return parent;
}
// Add a cmark_node as child of another. Return pointer to child.
@@ -271,8 +278,7 @@ static cmark_node* add_child(cmark_parser *parser, cmark_node* parent,
// if 'parent' isn't the kind of cmark_node that can accept this child,
// then back up til we hit a cmark_node that can.
while (!can_contain(parent->type, block_type)) {
- finalize(parser, parent, start_line);
- parent = parent->parent;
+ parent = finalize(parser, parent, start_line);
}
cmark_node* child = make_block(block_type, start_line, start_column);
@@ -415,8 +421,8 @@ static int lists_match(cmark_list *list_data, cmark_list *item_data)
static cmark_node *finalize_document(cmark_parser *parser)
{
while (parser->current != parser->root) {
- finalize(parser, parser->current, parser->line_number);
- parser->current = parser->current->parent;
+ parser->current = finalize(parser, parser->current,
+ parser->line_number);
}
finalize(parser, parser->root, parser->line_number);
@@ -720,8 +726,8 @@ S_process_line(cmark_parser *parser, const unsigned char *buffer, size_t bytes)
// it's only now that we know the line is not part of a setext header:
container = add_child(parser, container, NODE_HRULE, parser->line_number, first_nonspace + 1);
- finalize(parser, container, parser->line_number);
- container = container->parent;
+ container = finalize(parser, container,
+ parser->line_number);
offset = input.len - 1;
} else if ((matched = parse_list_marker(&input, first_nonspace, &data))) {
@@ -813,8 +819,7 @@ S_process_line(cmark_parser *parser, const unsigned char *buffer, size_t bytes)
// finalize any blocks that were not matched and set cur to container:
while (cur != last_matched_container) {
- finalize(parser, cur, parser->line_number);
- cur = cur->parent;
+ cur = finalize(parser, cur, parser->line_number);
assert(cur != NULL);
}
@@ -836,8 +841,8 @@ S_process_line(cmark_parser *parser, const unsigned char *buffer, size_t bytes)
if (matched) {
// if closing fence, don't add line to container; instead, close it:
- finalize(parser, container, parser->line_number);
- container = container->parent; // back up to parent
+ container = finalize(parser, container,
+ parser->line_number);
} else {
add_line(container, &input, offset);
}
@@ -854,8 +859,8 @@ S_process_line(cmark_parser *parser, const unsigned char *buffer, size_t bytes)
chop_trailing_hashtags(&input);
add_line(container, &input, first_nonspace);
- finalize(parser, container, parser->line_number);
- container = container->parent;
+ container = finalize(parser, container,
+ parser->line_number);
} else if (accepts_lines(container->type)) {