API for languageserver
Language Server Protocol

Global functions
.onLoad Source code
arg_completion Source code
arg_value_completion Source code
argument_value_completion Source code
call_argument_groups Source code
call_hierarchy_file_item Source code
call_hierarchy_incoming_calls Source code
call_hierarchy_incoming_calls_reply Source code
call_hierarchy_outgoing_calls Source code
call_hierarchy_outgoing_calls_reply Source code
call_with_optional_uri Source code
cancel_request Source code
capture_print Source code
check_r_region Source code
check_scope Source code
code_action_character Source code
code_action_diagnostic_range Source code
code_action_direct_fix Source code
code_action_direct_fixes Source code
code_action_edit_key Source code
code_action_edit_text Source code
code_action_edits_overlap Source code
code_action_expand_whitespace Source code
code_action_kind_requested Source code
code_action_nearest_character Source code
code_action_nolint_edit Source code
code_action_non_overlapping_fixes Source code
code_action_params Source code
code_action_spaced_token Source code
code_action_suppression_actions Source code
code_action_text_edit Source code
code_action_workspace_edit Source code
code_lens_params Source code
code_lens_reply Source code
code_lens_resolve Source code
code_lens_resolve_reply Source code
code_point_from_unit Source code
code_point_to_unit Source code
color_presentation_reply Source code
compare_position Source code
complete_incomplete_expression Source code
completion_item_resolve Source code
completion_item_resolve_reply Source code
completion_params Source code
completion_parse_data Source code
completion_reply Source code
completion_select_indices Source code
constant_completion Source code
convert_comment_to_documentation Source code
convert_doc_string Source code
convert_doc_to_markdown Source code
current_parse_data Source code
define_section_groups Source code
definition_reply Source code
detect_active_parameter Source code
detect_comments Source code
detect_r6class Source code
detect_refclass Source code
detect_s3class Source code
detect_s4class Source code
detect_type_definition Source code
diagnose_file Source code
diagnostic_from_lint Source code
diagnostic_range Source code
diagnostic_severity Source code
diagnostics Man page
diagnostics_callback Source code
diagnostics_task Source code
did_change_configuration_params Source code
did_change_text_document_params Source code
did_close_text_document_params Source code
did_open_text_document_params Source code
did_save_text_document_params Source code
document_code_action_reply Man page Source code
document_color_reply Source code
document_folding_range_reply Source code
document_formatting_params Source code
document_highlight_reply Source code
document_link_params Source code
document_link_reply Source code
document_link_resolve Source code
document_link_resolve_reply Source code
document_on_type_formatting_params Source code
document_range_formatting_params Source code
document_symbol Source code
document_symbol_params Source code
document_symbol_reply Source code
document_uri Source code
empty_semantic_data Source code
empty_string_to_null Source code
enclosed_by_quotes Source code
encode_semantic_tokens Source code
enqueue_latest_reply Source code
equal_definition Source code
equal_position Source code
equal_range Source code
expr_range Source code
extract_blocks Source code
extract_class_members Source code
extract_default_values Source code
extract_document_block_lines Source code
extract_document_section Source code
extract_document_section_breaks Source code
extract_lines_out_blocks Source code
extract_parameter_names Source code
extract_r6_list_members Source code
extract_r6_members Source code
extract_refclass_members Source code
extract_s4_members Source code
extract_semantic_tokens Source code
find_config Source code
find_doc_item Source code
find_on_type_formatting_chunk Source code
find_package Source code
find_r6_subtypes Source code
find_r6_supertypes Source code
find_refclass_subtypes Source code
find_refclass_supertypes Source code
find_s3_subtypes_child Source code
find_s3_supertypes Source code
find_s4_subtypes Source code
find_s4_supertypes Source code
find_type_subtypes Source code
find_type_supertypes Source code
find_unbalanced_bracket Source code
format_file_size Source code
format_roxy_tag Source code
format_roxy_text Source code
formatting_reply Source code
fun_string Source code
function_argument_hover_contents Source code
function_assignment_symbol_ids Source code
function_call_locations Source code
fuzzy_find Source code
get_comment_folding_ranges Source code
get_content_hash Source code
get_document_blocks Source code
get_document_sections_and_blocks Source code
get_document_symbol_kind Source code
get_document_symbols Source code
get_element_range Source code
get_expr_type Source code
get_help Source code
get_help_rd Source code
get_literate_document_sections Source code
get_r_document_binary_ranges Source code
get_r_document_ranges_rec Source code
get_r_document_section_ranges Source code
get_r_document_sections_and_blocks Source code
get_range_text Source code
get_rmd_document_sections Source code
get_rmd_document_sections_and_blocks Source code
get_root_path_for_uri Source code
get_section_and_block_folding_ranges Source code
get_section_group_ranges Source code
get_semantic_tokens_legend Source code
get_signature Source code
get_style Source code
get_token_type Source code
glue Source code
hover_reply Source code
html_to_markdown Source code
imported_object_completion Source code
indentation_only_reply Source code
index_canonical_uri Source code
index_glob_match Source code
index_glob_regex Source code
index_normalize_path Source code
index_package_root Source code
index_resolve_source Source code
index_shallow_summary Source code
index_source_candidates Source code
index_source_specs Source code
index_static_path Source code
indexed_call_containers Source code
indexed_call_range Source code
indexed_calls_in_range Source code
indexed_incoming_calls Source code
indexed_inlay_hint_reply Source code
indexed_outgoing_calls Source code
indexed_position_in_range Source code
indexed_reference_locations Source code
inlay_hint_reply Source code
inlay_hint_resolve Source code
inlay_hint_resolve_reply Source code
inline_value_reply Source code
is_ascii_string Source code
is_ascii_vector Source code
is_base_call Source code
is_binary_line Source code
is_directory Source code
is_incomplete_line Source code
is_literate_language Source code
is_ns_call Source code
is_package Source code
is_rmarkdown Source code
is_simple_call Source code
is_text_file Source code
is_top_level Source code
languageserver Man page
languageserver-package Man page
linked_editing_index Source code
linked_editing_range_reply Source code
literate_r_blocks Source code
literate_r_cell_at Source code
literate_r_content Source code
literate_r_run_at Source code
local_function_signature Source code
location Source code
log_write Source code
look_backward Source code
look_forward Source code
lsp_range_contains Source code
match_named_formal Source code
match_with Source code
merge_intervals Source code
merge_list Source code
missing_closing_delimiters Source code
na_to_empty_string Source code
ncodeunit Source code
normalize_package_request Source code
normalize_parse_content Source code
ns_function_completion Source code
on_exit Source code
on_initialize Source code
on_initialized Source code
on_shutdown Source code
on_type_formatting_reply Source code
package_call Source code
package_completion Source code
parse_callback Source code
parse_document Source code
parse_expr Source code
parse_literate_regions Source code
parse_signature_parameters Source code
parse_task Source code
path_from_uri Source code
path_has_parent Source code
path_to_uri Source code
position Source code
position_is_in_lsp_range Source code
prepare_call_hierarchy_reply Source code
prepare_rename_reply Source code
prepare_type_hierarchy_reply Source code
print.document_uri Source code
print.errorWithStack Source code
print.location Source code
print.position Source code
print.range Source code
process_is_detached Source code
protocol_set_trace Source code
purl Source code
range Source code
range_formatting_reply Source code
range_line_indices Source code
range_overlap Source code
range_position_selected Source code
range_provider_parse_data Source code
ranges_formatting_reply Source code
refactor_assignment_parts Source code
refactor_atomic_expression Source code
refactor_bound_names Source code
refactor_call_names Source code
refactor_code_actions Source code
refactor_compare_point Source code
refactor_declaration_removal_range Source code
refactor_definition_assignment Source code
refactor_definition_precedes_read Source code
refactor_exact_expression Source code
refactor_expression_movable Source code
refactor_extract_function_action Source code
refactor_extract_variable_action Source code
refactor_function_bindings Source code
refactor_index_ready Source code
refactor_inline_variable_action Source code
refactor_insert_and_replace Source code
refactor_insertion_context Source code
refactor_lsp_range Source code
refactor_next_point Source code
refactor_node_range Source code
refactor_occurrence_at_range Source code
refactor_occurrence_range Source code
refactor_previous_point Source code
refactor_range_contains Source code
refactor_range_equal Source code
refactor_range_in_r_region Source code
refactor_range_text Source code
refactor_reindent_text Source code
refactor_same_node Source code
refactor_selection_context Source code
refactor_selection_defines_binding Source code
refactor_sequence_container Source code
refactor_statement_context Source code
refactor_statement_selection Source code
refactor_token_names Source code
refactor_trim_range Source code
refactor_unique_name Source code
refactor_unsafe_syntax Source code
reference_indices Source code
reference_key_at Source code
reference_params Source code
reference_parse_data Source code
references_reply Source code
refresh_index_summary Source code
remove_formatting_sentinel Source code
rename_params Source code
rename_reply Source code
resolve_attached_packages Source code
resolve_callback Source code
resolve_function_code_lens Source code
resolve_task Source code
response_to_json Source code
roxygen_parameter_ranges Source code
run Man page Source code
sanitize_names Source code
scan_token Source code
schedule_diagnostics Source code
scope_completion Source code
selection_range_reply Source code
semantic_data_for_range Source code
semantic_parse_data Source code
semantic_token_delta Source code
semantic_tokens_delta_reply Source code
semantic_tokens_full_reply Source code
semantic_tokens_range_reply Source code
seq_safe Source code
signature_reply Source code
stdin_read_char Source code
stdin_read_line Source code
str_trunc Source code
style_text Source code
symbol_information Source code
text_document_code_action Source code
text_document_code_lens Source code
text_document_color_presentation Source code
text_document_completion Source code
text_document_definition Source code
text_document_did_change Source code
text_document_did_close Source code
text_document_did_open Source code
text_document_did_save Source code
text_document_document_color Source code
text_document_document_highlight Source code
text_document_document_link Source code
text_document_document_symbol Source code
text_document_folding_range Source code
text_document_formatting Source code
text_document_hover Source code
text_document_implementation Source code
text_document_inlay_hint Source code
text_document_inline_value Source code
text_document_linked_editing_range Source code
text_document_on_type_formatting Source code
text_document_position_params Source code
text_document_prepare_call_hierarchy Source code
text_document_prepare_rename Source code
text_document_prepare_type_hierarchy Source code
text_document_range_formatting Source code
text_document_ranges_formatting Source code
text_document_references Source code
text_document_rename Source code
text_document_selection_range Source code
text_document_semantic_tokens_delta Source code
text_document_semantic_tokens_full Source code
text_document_semantic_tokens_range Source code
text_document_signature_help Source code
text_document_type_definition Source code
text_document_will_save Source code
text_document_will_save_wait_until Source code
text_edit Source code
throttle Source code
to_string Source code
token_completion Source code
tryCatchStack Source code
tryCatchTimeout Source code
type_hierarchy_subtypes Source code
type_hierarchy_subtypes_reply Source code
type_hierarchy_supertypes Source code
type_hierarchy_supertypes_reply Source code
uncomment Source code
update_document_index Source code
update_server_capabilities Source code
uri_escape_unicode Source code
vscode_command_location Source code
vscode_command_position Source code
vscode_command_range Source code
vscode_command_uri Source code
will_save_text_document_params Source code
with_wd Source code
workspace_completion Source code
workspace_did_change_configuration Source code
workspace_did_change_watched_files Source code
workspace_did_change_workspace_folders Source code
workspace_document_uris Source code
workspace_execute_command Source code
workspace_reference_document_uris Source code
workspace_symbol Source code
workspace_symbol_reply Source code
xdoc_find_definitions Source code
xdoc_find_enclosing_scopes Source code
xdoc_find_token Source code
xdoc_top_level_index Source code
xml_single_quote Source code
xml_symbol_is_function_assignment Source code
languageserver documentation built on Sept. 13, 2026, 9:06 a.m.