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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
//!
//! Provides information about what capabilities that are supported by the
//! language server, which helps determine what messages are sent from the
//! client.
//!
use deno_core::serde_json::json;
use tower_lsp::lsp_types::*;
use super::refactor::ALL_KNOWN_REFACTOR_ACTION_KINDS;
use super::semantic_tokens::get_legend;
fn code_action_capabilities(
client_capabilities: &ClientCapabilities,
) -> CodeActionProviderCapability {
client_capabilities
.text_document
.as_ref()
.and_then(|it| it.code_action.as_ref())
.and_then(|it| it.code_action_literal_support.as_ref())
.map(|_| {
let mut code_action_kinds =
vec![CodeActionKind::QUICKFIX, CodeActionKind::REFACTOR];
code_action_kinds.extend(
ALL_KNOWN_REFACTOR_ACTION_KINDS
.iter()
.map(|action| action.kind.clone()),
);
CodeActionProviderCapability::Options(CodeActionOptions {
code_action_kinds: Some(code_action_kinds),
resolve_provider: Some(true),
work_done_progress_options: Default::default(),
})
})
.unwrap_or(CodeActionProviderCapability::Simple(true))
}
pub fn server_capabilities(
client_capabilities: &ClientCapabilities,
) -> ServerCapabilities {
let code_action_provider = code_action_capabilities(client_capabilities);
ServerCapabilities {
text_document_sync: Some(TextDocumentSyncCapability::Options(
TextDocumentSyncOptions {
open_close: Some(true),
change: Some(TextDocumentSyncKind::INCREMENTAL),
will_save: None,
will_save_wait_until: None,
save: Some(SaveOptions::default().into()),
},
)),
hover_provider: Some(HoverProviderCapability::Simple(true)),
completion_provider: Some(CompletionOptions {
// Don't include "," here as it leads to confusing completion
// behavior with function arguments. See https://github.com/denoland/deno/issues/20160
all_commit_characters: Some(vec![
".".to_string(),
";".to_string(),
"(".to_string(),
]),
completion_item: None,
trigger_characters: Some(vec![
".".to_string(),
"\"".to_string(),
"'".to_string(),
"`".to_string(),
"/".to_string(),
"@".to_string(),
"<".to_string(),
"#".to_string(),
]),
resolve_provider: Some(true),
work_done_progress_options: WorkDoneProgressOptions {
work_done_progress: None,
},
}),
signature_help_provider: Some(SignatureHelpOptions {
trigger_characters: Some(vec![
",".to_string(),
"(".to_string(),
"<".to_string(),
]),
retrigger_characters: Some(vec![")".to_string()]),
work_done_progress_options: WorkDoneProgressOptions {
work_done_progress: None,
},
}),
declaration_provider: None,
definition_provider: Some(OneOf::Left(true)),
type_definition_provider: Some(TypeDefinitionProviderCapability::Simple(
true,
)),
implementation_provider: Some(ImplementationProviderCapability::Simple(
true,
)),
references_provider: Some(OneOf::Left(true)),
document_highlight_provider: Some(OneOf::Left(true)),
document_symbol_provider: Some(OneOf::Right(DocumentSymbolOptions {
label: Some("Deno".to_string()),
work_done_progress_options: WorkDoneProgressOptions {
work_done_progress: None,
},
})),
workspace_symbol_provider: Some(OneOf::Left(true)),
code_action_provider: Some(code_action_provider),
code_lens_provider: Some(CodeLensOptions {
resolve_provider: Some(true),
}),
document_formatting_provider: Some(OneOf::Left(true)),
document_range_formatting_provider: None,
document_on_type_formatting_provider: None,
selection_range_provider: Some(SelectionRangeProviderCapability::Simple(
true,
)),
folding_range_provider: Some(FoldingRangeProviderCapability::Simple(true)),
rename_provider: Some(OneOf::Left(true)),
document_link_provider: None,
color_provider: None,
execute_command_provider: Some(ExecuteCommandOptions {
commands: vec![
"deno.cache".to_string(),
"deno.reloadImportRegistries".to_string(),
],
..Default::default()
}),
call_hierarchy_provider: Some(CallHierarchyServerCapability::Simple(true)),
semantic_tokens_provider: Some(
SemanticTokensServerCapabilities::SemanticTokensOptions(
SemanticTokensOptions {
legend: get_legend(),
range: Some(true),
full: Some(SemanticTokensFullOptions::Bool(true)),
..Default::default()
},
),
),
workspace: Some(WorkspaceServerCapabilities {
workspace_folders: Some(WorkspaceFoldersServerCapabilities {
supported: Some(true),
change_notifications: Some(OneOf::Left(true)),
}),
file_operations: None,
}),
linked_editing_range_provider: None,
moniker_provider: None,
experimental: Some(json!({
"denoConfigTasks": true,
"testingApi":true,
})),
inlay_hint_provider: Some(OneOf::Left(true)),
position_encoding: None,
// TODO(nayeemrmn): Support pull-based diagnostics.
diagnostic_provider: None,
inline_value_provider: None,
inline_completion_provider: None,
notebook_document_sync: None,
}
}
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