Пример #1
0
/* parse_blockquote • hanldes parsing of a regular paragraph */
static size_t
parse_paragraph(struct buf *ob, struct render *rndr,
			char *data, size_t size) {
	size_t i = 0, end = 0;
	int level = 0;
	struct buf work = { data, 0, 0, 0, 0 }; /* volatile working buffer */

	while (i < size) {
		for (end = i + 1; end < size && data[end - 1] != '\n';
								end += 1);
		if (is_empty(data + i, size - i)
		|| (level = is_headerline(data + i, size - i)) != 0)
			break;
		if ((i && data[i] == '#')
		|| is_hrule(data + i, size - i)) {
			end = i;
			break; }
		i = end; }

	work.size = i;
	while (work.size && data[work.size - 1] == '\n')
		work.size -= 1;
	if (!level) {
		struct buf *tmp = new_work_buffer(rndr);
		parse_inline(tmp, rndr, work.data, work.size);
		if (rndr->make.paragraph)
			rndr->make.paragraph(ob, tmp, rndr->make.opaque);
		release_work_buffer(rndr, tmp); }
	else {
		if (work.size) {
			size_t beg;
			i = work.size;
			work.size -= 1;
			while (work.size && data[work.size] != '\n')
				work.size -= 1;
			beg = work.size + 1;
			while (work.size && data[work.size - 1] == '\n')
				work.size -= 1;
			if (work.size) {
				struct buf *tmp = new_work_buffer(rndr);
				parse_inline(tmp, rndr, work.data, work.size);
				if (rndr->make.paragraph)
					rndr->make.paragraph(ob, tmp,
							rndr->make.opaque);
				release_work_buffer(rndr, tmp);
				work.data += beg;
				work.size = i - beg; }
			else work.size = i; }
		if (rndr->make.header) {
			struct buf *span = new_work_buffer(rndr);
			parse_inline(span, rndr, work.data, work.size);
			rndr->make.header(ob, span, level,rndr->make.opaque);
			release_work_buffer(rndr, span); } }
	return end; }
Пример #2
0
/* parse_blockquote • hanldes parsing of a regular paragraph */
static size_t
parse_paragraph(struct buf *ob, struct render *rndr, char *data, size_t size)
{
	size_t i = 0, end = 0;
	int level = 0;
	struct buf work = { data, 0, 0, 0, 0 }; /* volatile working buffer */

	while (i < size) {
		for (end = i + 1; end < size && data[end - 1] != '\n'; end++) /* empty */;

		if (is_empty(data + i, size - i) || (level = is_headerline(data + i, size - i)) != 0)
			break;

		if (rndr->ext_flags & MKDEXT_LAX_HTML_BLOCKS) {
			if (data[i] == '<' && rndr->make.blockhtml && parse_htmlblock(ob, rndr, data + i, size - i, 0)) {
				end = i;
				break;
			}
		}

		if (data[i] == '#' || is_hrule(data + i, size - i)) {
			end = i;
			break;
		}

		i = end;
	}

	work.size = i;
	while (work.size && data[work.size - 1] == '\n')
		work.size--;

	if (!level) {
		struct buf *tmp = rndr_newbuf(rndr);
		parse_inline(tmp, rndr, work.data, work.size);
		if (rndr->make.paragraph)
			rndr->make.paragraph(ob, tmp, rndr->make.opaque);
		rndr_popbuf(rndr);
	} else {
		struct buf *header_work;

		if (work.size) {
			size_t beg;
			i = work.size;
			work.size -= 1;

			while (work.size && data[work.size] != '\n')
				work.size -= 1;

			beg = work.size + 1;
			while (work.size && data[work.size - 1] == '\n')
				work.size -= 1;

			if (work.size > 0) {
				struct buf *tmp = rndr_newbuf(rndr);
				parse_inline(tmp, rndr, work.data, work.size);

				if (rndr->make.paragraph)
					rndr->make.paragraph(ob, tmp, rndr->make.opaque);

				rndr_popbuf(rndr);
				work.data += beg;
				work.size = i - beg;
			}
			else work.size = i;
		}

		header_work = rndr_newbuf(rndr);
		parse_inline(header_work, rndr, work.data, work.size);

		if (rndr->make.header)
			rndr->make.header(ob, header_work, (int)level, rndr->make.opaque);

		rndr_popbuf(rndr);
	}

	return end;
}