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authorNick Wellnhofer <wellnhofer@aevum.de>2014-11-17 18:44:35 +0100
committerJohn MacFarlane <jgm@berkeley.edu>2014-11-17 21:43:46 -0800
commitb66573cb303f9174a6b86138a7c8782eeb03b3ad (patch)
tree0938ea8a64908f840d4941a419464d1982c4f879 /src/node.h
parent6165f64406da8a4ff400f4badb5169415e26e940 (diff)
Start with unified nodes
Diffstat (limited to 'src/node.h')
-rw-r--r--src/node.h143
1 files changed, 143 insertions, 0 deletions
diff --git a/src/node.h b/src/node.h
new file mode 100644
index 0000000..237c4ae
--- /dev/null
+++ b/src/node.h
@@ -0,0 +1,143 @@
+#ifndef CMARK_NODE_H
+#define CMARK_NODE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "cmark.h"
+#include "buffer.h"
+
+typedef enum {
+ // Block
+ CMARK_NODE_DOCUMENT,
+ CMARK_NODE_BQUOTE,
+ CMARK_NODE_LIST,
+ CMARK_NODE_LIST_ITEM,
+ CMARK_NODE_FENCED_CODE,
+ CMARK_NODE_INDENTED_CODE,
+ CMARK_NODE_HTML,
+ CMARK_NODE_PARAGRAPH,
+ CMARK_NODE_ATX_HEADER,
+ CMARK_NODE_SETEXT_HEADER,
+ CMARK_NODE_HRULE,
+ CMARK_NODE_REFERENCE_DEF,
+
+ CMARK_NODE_FIRST_BLOCK = CMARK_NODE_DOCUMENT,
+ CMARK_NODE_LAST_BLOCK = CMARK_NODE_REFERENCE_DEF,
+
+ // Inline
+ CMARK_NODE_STRING,
+ CMARK_NODE_SOFTBREAK,
+ CMARK_NODE_LINEBREAK,
+ CMARK_NODE_INLINE_CODE,
+ CMARK_NODE_INLINE_HTML,
+ CMARK_NODE_EMPH,
+ CMARK_NODE_STRONG,
+ CMARK_NODE_LINK,
+ CMARK_NODE_IMAGE,
+
+ CMARK_NODE_FIRST_INLINE = CMARK_NODE_STRING,
+ CMARK_NODE_LAST_INLINE = CMARK_NODE_IMAGE,
+
+ // Other
+ CMARK_NODE_LINK_LABEL
+} cmark_node_type;
+
+typedef struct {
+ cmark_list_type list_type;
+ int marker_offset;
+ int padding;
+ int start;
+ cmark_delim_type delimiter;
+ unsigned char bullet_char;
+ bool tight;
+} cmark_list;
+
+typedef struct {
+ int fence_length;
+ int fence_offset;
+ unsigned char fence_char;
+ cmark_strbuf info;
+} cmark_fenced_code;
+
+typedef struct {
+ int level;
+} cmark_header;
+
+typedef struct {
+ struct cmark_node *label;
+ unsigned char *url;
+ unsigned char *title;
+} cmark_link;
+
+struct cmark_node {
+ cmark_node_type type;
+
+ struct cmark_node *next;
+ struct cmark_node *prev;
+ struct cmark_node *parent;
+ struct cmark_node *first_child;
+ struct cmark_node *last_child;
+
+ int start_line;
+ int start_column;
+ int end_line;
+ bool open;
+ bool last_line_blank;
+
+ cmark_strbuf string_content;
+
+ union {
+ cmark_list list;
+ cmark_fenced_code code;
+ cmark_header header;
+ cmark_link link;
+ } as;
+};
+
+typedef struct cmark_node cmark_node;
+
+CMARK_EXPORT cmark_node_type
+cmark_node_get_type(cmark_node *node);
+
+// Tree traversal
+
+CMARK_EXPORT cmark_node*
+cmark_node_next(cmark_node *node);
+
+CMARK_EXPORT cmark_node*
+cmark_node_previous(cmark_node *node);
+
+CMARK_EXPORT cmark_node*
+cmark_node_parent(cmark_node *node);
+
+CMARK_EXPORT cmark_node*
+cmark_node_first_child(cmark_node *node);
+
+CMARK_EXPORT cmark_node*
+cmark_node_last_child(cmark_node *node);
+
+// Tree manipulation
+
+CMARK_EXPORT void
+cmark_node_unlink(cmark_node *node);
+
+CMARK_EXPORT int
+cmark_node_insert_before(cmark_node *node, cmark_node *sibling);
+
+CMARK_EXPORT int
+cmark_node_insert_before(cmark_node *node, cmark_node *sibling);
+
+CMARK_EXPORT int
+cmark_node_prepend_child(cmark_node *node, cmark_node *child);
+
+CMARK_EXPORT int
+cmark_node_append_child(cmark_node *node, cmark_node *child);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+