76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
#ifndef TREE_SITTER_RUNTIME_H_
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#define TREE_SITTER_RUNTIME_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdlib.h>
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typedef int ts_symbol;
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static const ts_symbol ts_builtin_sym_error = -1;
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static const ts_symbol ts_builtin_sym_end = -2;
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typedef struct ts_tree {
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ts_symbol symbol;
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size_t ref_count;
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size_t offset;
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size_t size;
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union {
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struct {
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size_t count;
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struct ts_tree **contents;
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} children;
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struct {
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char lookahead_char;
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size_t expected_input_count;
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const ts_symbol *expected_inputs;
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} error;
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} data;
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} ts_tree;
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ts_tree * ts_tree_make_leaf(ts_symbol symbol, size_t size, size_t offset);
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ts_tree * ts_tree_make_node(ts_symbol symbol, size_t child_count, ts_tree **children, size_t size, size_t offset);
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ts_tree * ts_tree_make_error(char lookahead_char, size_t expected_input_count, const ts_symbol *expected_inputs, size_t size, size_t offset);
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void ts_tree_retain(ts_tree *tree);
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void ts_tree_release(ts_tree *tree);
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int ts_tree_equals(const ts_tree *tree1, const ts_tree *tree2);
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char * ts_tree_string(const ts_tree *tree, const char **names);
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char * ts_tree_error_string(const ts_tree *tree, const char **names);
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size_t ts_tree_child_count(const ts_tree *tree);
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ts_tree ** ts_tree_children(const ts_tree *tree);
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typedef struct {
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void *data;
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const char * (* read_fn)(void *data, size_t *bytes_read);
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int (* seek_fn)(void *data, size_t position);
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void (* release_fn)(void *data);
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} ts_input;
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typedef struct {
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const ts_tree * (* parse_fn)(void *data, ts_input input);
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void (* free_fn)(void *data);
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const char **symbol_names;
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void *data;
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} ts_parser;
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const ts_tree * ts_parser_parse(ts_parser *, ts_input);
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void ts_parser_free(ts_parser *);
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typedef struct ts_document ts_document;
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ts_document * ts_document_make();
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void ts_document_free(ts_document *doc);
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void ts_document_set_parser(ts_document *doc, ts_parser parser);
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void ts_document_set_input(ts_document *doc, ts_input input);
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void ts_document_set_input_string(ts_document *doc, const char *text);
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void ts_document_edit(ts_document *doc, size_t position, size_t deleted_bytes, size_t inserted_bytes);
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const ts_tree * ts_document_tree(const ts_document *doc);
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const char * ts_document_string(const ts_document *doc);
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#ifdef __cplusplus
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}
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#endif
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#endif // TREE_SITTER_RUNTIME_H_
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