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| | /* Header file for the tree-sitter integration.
Copyright (C) 2021 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
#ifndef EMACS_TREE_SITTER_H
#define EMACS_TREE_SITTER_H
#include <sys/types.h>
#include "lisp.h"
#include <tree_sitter/api.h>
INLINE_HEADER_BEGIN
struct Lisp_TS_Parser
{
union vectorlike_header header;
struct buffer *buffer;
TSParser *parser;
TSTree *tree;
TSInput input;
};
struct Lisp_TS_Node
{
union vectorlike_header header;
/* This should prevent the gc from collecting the parser before the
node is done with it. TSNode contains a pointer to the tree it
belongs to, and the parser object, when collected by gc, will
free that tree. */
Lisp_Object parser;
TSNode node;
};
INLINE bool
TS_PARSERP (Lisp_Object x)
{
return PSEUDOVECTORP (x, PVEC_TS_PARSER);
}
INLINE struct Lisp_TS_Parser *
XTS_PARSER (Lisp_Object a)
{
eassert (TS_PARSERP (a));
return XUNTAG (a, Lisp_Vectorlike, struct Lisp_TS_Parser);
}
INLINE bool
TS_NODEP (Lisp_Object x)
{
return PSEUDOVECTORP (x, PVEC_TS_NODE);
}
INLINE struct Lisp_TS_Node *
XTS_NODE (Lisp_Object a)
{
eassert (TS_NODEP (a));
return XUNTAG (a, Lisp_Vectorlike, struct Lisp_TS_Node);
}
Lisp_Object
make_ts_parser (struct buffer *buffer, TSParser *parser, TSTree *tree);
Lisp_Object
make_ts_node (Lisp_Object parser, TSNode node);
extern void syms_of_tree_sitter (void);
INLINE_HEADER_END
#endif /* EMACS_TREE_SITTER_H */
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