66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
#include "tree_sitter/parser.h"
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#include "runtime/node.h"
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#include "runtime/length.h"
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#include "runtime/parser.h"
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#include "runtime/string_input.h"
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#include "runtime/document.h"
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TSDocument *ts_document_make() {
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TSDocument *document = calloc(sizeof(TSDocument), 1);
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document->parser = ts_parser_make();
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return document;
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}
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void ts_document_free(TSDocument *document) {
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ts_parser_destroy(&document->parser);
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if (document->input.release_fn)
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document->input.release_fn(document->input.data);
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if (document->tree)
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ts_tree_release(document->tree);
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free(document);
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}
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static void reparse(TSDocument *document, TSInputEdit *edit) {
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if (document->input.read_fn && document->parser.language) {
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TSTree *tree = ts_parser_parse(&document->parser, document->input, edit);
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if (document->tree)
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ts_tree_release(document->tree);
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document->tree = tree;
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ts_tree_retain(tree);
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}
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}
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void ts_document_set_language(TSDocument *document, const TSLanguage *language) {
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document->parser.language = language;
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reparse(document, NULL);
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}
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TSDebugger ts_document_get_debugger(const TSDocument *document) {
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return ts_parser_get_debugger(&document->parser);
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}
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void ts_document_set_debugger(TSDocument *document, TSDebugger debugger) {
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ts_parser_set_debugger(&document->parser, debugger);
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}
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void ts_document_set_input(TSDocument *document, TSInput input) {
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document->input = input;
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reparse(document, NULL);
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}
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void ts_document_edit(TSDocument *document, TSInputEdit edit) {
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reparse(document, &edit);
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}
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const char *ts_document_symbol_name(const TSDocument *document,
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const TSTree *tree) {
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return document->parser.language->symbol_names[tree->symbol];
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}
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void ts_document_set_input_string(TSDocument *document, const char *text) {
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ts_document_set_input(document, ts_string_input_make(text));
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}
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TSNode ts_document_root_node(const TSDocument *document) {
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return ts_node_make(document->tree, ts_length_zero());
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}
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