Emacs’ tree-sitter integration doesn’t expose every feature provided by tree-sitter’s C API. Missing features include:
In addition, Emacs makes some changes to the C API to make the API more convenient and idiomatic:
nil.
Below is the correspondence between all C API functions and their ELisp counterparts. Sometimes one ELisp function corresponds to multiple C functions, and many C functions don’t have an ELisp counterpart.
ts_parser_new treesit-parser-create ts_parser_delete ts_parser_set_language ts_parser_language treesit-parser-language ts_parser_set_included_ranges treesit-parser-set-included-ranges ts_parser_included_ranges treesit-parser-included-ranges ts_parser_parse ts_parser_parse_string treesit-parse-string ts_parser_parse_string_encoding ts_parser_reset ts_parser_set_timeout_micros ts_parser_timeout_micros ts_parser_set_cancellation_flag ts_parser_cancellation_flag ts_parser_set_logger ts_parser_logger ts_parser_print_dot_graphs ts_tree_copy ts_tree_delete ts_tree_root_node ts_tree_language ts_tree_edit ts_tree_get_changed_ranges ts_tree_print_dot_graph ts_node_type treesit-node-type ts_node_symbol ts_node_start_byte treesit-node-start ts_node_start_point ts_node_end_byte treesit-node-end ts_node_end_point ts_node_string treesit-node-string ts_node_is_null ts_node_is_named treesit-node-check ts_node_is_missing treesit-node-check ts_node_is_extra treesit-node-check ts_node_has_changes ts_node_has_error treesit-node-check ts_node_parent treesit-node-parent ts_node_child treesit-node-child ts_node_field_name_for_child treesit-node-field-name-for-child ts_node_child_count treesit-node-child-count ts_node_named_child treesit-node-child ts_node_named_child_count treesit-node-child-count ts_node_child_by_field_name treesit-node-child-by-field-name ts_node_child_by_field_id ts_node_next_sibling treesit-node-next-sibling ts_node_prev_sibling treesit-node-prev-sibling ts_node_next_named_sibling treesit-node-next-sibling ts_node_prev_named_sibling treesit-node-prev-sibling ts_node_first_child_for_byte treesit-node-first-child-for-pos ts_node_first_named_child_for_byte treesit-node-first-child-for-pos ts_node_descendant_for_byte_range treesit-node-descendant-for-range ts_node_descendant_for_point_range ts_node_named_descendant_for_byte_range treesit-node-descendant-for-range ts_node_named_descendant_for_point_range ts_node_edit ts_node_eq treesit-node-eq ts_tree_cursor_new ts_tree_cursor_delete ts_tree_cursor_reset ts_tree_cursor_current_node ts_tree_cursor_current_field_name ts_tree_cursor_current_field_id ts_tree_cursor_goto_parent ts_tree_cursor_goto_next_sibling ts_tree_cursor_goto_first_child ts_tree_cursor_goto_first_child_for_byte ts_tree_cursor_goto_first_child_for_point ts_tree_cursor_copy ts_query_new ts_query_delete ts_query_pattern_count ts_query_capture_count ts_query_string_count ts_query_start_byte_for_pattern ts_query_predicates_for_pattern ts_query_step_is_definite ts_query_capture_name_for_id ts_query_string_value_for_id ts_query_disable_capture ts_query_disable_pattern ts_query_cursor_new ts_query_cursor_delete ts_query_cursor_exec treesit-query-capture ts_query_cursor_did_exceed_match_limit ts_query_cursor_match_limit ts_query_cursor_set_match_limit ts_query_cursor_set_byte_range ts_query_cursor_set_point_range ts_query_cursor_next_match ts_query_cursor_remove_match ts_query_cursor_next_capture ts_language_symbol_count ts_language_symbol_name ts_language_symbol_for_name ts_language_field_count ts_language_field_name_for_id ts_language_field_id_for_name ts_language_symbol_type ts_language_version