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deno/cli/lsp/tsc.rs
Bartek Iwańczuk 60bf79c184
Revert "refactor(core): cleanup feature flags for js source inclusion… (#19490) 
… (#19463)"

This reverts commit ceb03cfb03.

This is being reverted because it causes 3.5Mb increase in the binary
size,
due to runtime JS code being included in the binary, even though it's
already snapshotted.

CC @nayeemrmn
2023-06-13 22:36:16 +00:00

4762 lines
135 KiB
Rust
Raw Blame History

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
use super::analysis::CodeActionData;
use super::code_lens;
use super::config;
use super::documents::AssetOrDocument;
use super::documents::DocumentsFilter;
use super::language_server;
use super::language_server::StateSnapshot;
use super::performance::Performance;
use super::refactor::RefactorCodeActionData;
use super::refactor::ALL_KNOWN_REFACTOR_ACTION_KINDS;
use super::refactor::EXTRACT_CONSTANT;
use super::refactor::EXTRACT_INTERFACE;
use super::refactor::EXTRACT_TYPE;
use super::semantic_tokens;
use super::semantic_tokens::SemanticTokensBuilder;
use super::text::LineIndex;
use super::urls::LspClientUrl;
use super::urls::LspUrlMap;
use super::urls::INVALID_SPECIFIER;
use crate::args::TsConfig;
use crate::lsp::logging::lsp_warn;
use crate::tsc;
use crate::tsc::ResolveArgs;
use crate::util::path::relative_specifier;
use crate::util::path::specifier_to_file_path;
use deno_core::anyhow::anyhow;
use deno_core::error::custom_error;
use deno_core::error::AnyError;
use deno_core::located_script_name;
use deno_core::op;
use deno_core::parking_lot::Mutex;
use deno_core::resolve_url;
use deno_core::serde::de;
use deno_core::serde::Deserialize;
use deno_core::serde::Serialize;
use deno_core::serde_json;
use deno_core::serde_json::json;
use deno_core::serde_json::Value;
use deno_core::JsRuntime;
use deno_core::ModuleSpecifier;
use deno_core::OpState;
use deno_core::RuntimeOptions;
use deno_runtime::tokio_util::create_basic_runtime;
use lazy_regex::lazy_regex;
use once_cell::sync::Lazy;
use regex::Captures;
use regex::Regex;
use serde_repr::Deserialize_repr;
use serde_repr::Serialize_repr;
use std::cmp;
use std::collections::HashMap;
use std::collections::HashSet;
use std::ops::Range;
use std::path::Path;
use std::sync::Arc;
use std::thread;
use text_size::TextRange;
use text_size::TextSize;
use tokio::sync::mpsc;
use tokio::sync::oneshot;
use tokio_util::sync::CancellationToken;
use tower_lsp::jsonrpc::Error as LspError;
use tower_lsp::jsonrpc::Result as LspResult;
use tower_lsp::lsp_types as lsp;
static BRACKET_ACCESSOR_RE: Lazy<Regex> =
lazy_regex!(r#"^\[['"](.+)[\['"]\]$"#);
static CAPTION_RE: Lazy<Regex> =
lazy_regex!(r"<caption>(.*?)</caption>\s*\r?\n((?:\s|\S)*)");
static CODEBLOCK_RE: Lazy<Regex> = lazy_regex!(r"^\s*[~`]{3}");
static EMAIL_MATCH_RE: Lazy<Regex> = lazy_regex!(r"(.+)\s<([-.\w]+@[-.\w]+)>");
static HTTP_RE: Lazy<Regex> = lazy_regex!(r#"(?i)^https?:"#);
static JSDOC_LINKS_RE: Lazy<Regex> = lazy_regex!(
r"(?i)\{@(link|linkplain|linkcode) (https?://[^ |}]+?)(?:[| ]([^{}\n]+?))?\}"
);
static PART_KIND_MODIFIER_RE: Lazy<Regex> = lazy_regex!(r",|\s+");
static PART_RE: Lazy<Regex> = lazy_regex!(r"^(\S+)\s*-?\s*");
static SCOPE_RE: Lazy<Regex> = lazy_regex!(r"scope_(\d)");
const FILE_EXTENSION_KIND_MODIFIERS: &[&str] =
&[".d.ts", ".ts", ".tsx", ".js", ".jsx", ".json"];
type Request = (
RequestMethod,
Arc<StateSnapshot>,
oneshot::Sender<Result<Value, AnyError>>,
CancellationToken,
);
#[derive(Clone, Debug)]
pub struct TsServer(mpsc::UnboundedSender<Request>);
impl TsServer {
pub fn new(performance: Arc<Performance>) -> Self {
let (tx, mut rx) = mpsc::unbounded_channel::<Request>();
let _join_handle = thread::spawn(move || {
let mut ts_runtime = js_runtime(performance);
let runtime = create_basic_runtime();
runtime.block_on(async {
let mut started = false;
while let Some((req, state_snapshot, tx, token)) = rx.recv().await {
if !started {
// TODO(@kitsonk) need to reflect the debug state of the lsp here
start(&mut ts_runtime, false).unwrap();
started = true;
}
let value = request(&mut ts_runtime, state_snapshot, req, token);
if tx.send(value).is_err() {
lsp_warn!("Unable to send result to client.");
}
}
})
});
Self(tx)
}
pub async fn get_diagnostics(
&self,
snapshot: Arc<StateSnapshot>,
specifiers: Vec<ModuleSpecifier>,
token: CancellationToken,
) -> Result<HashMap<String, Vec<crate::tsc::Diagnostic>>, AnyError> {
let req = RequestMethod::GetDiagnostics(specifiers);
self.request_with_cancellation(snapshot, req, token).await
}
pub async fn find_references(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<Vec<ReferencedSymbol>>, LspError> {
let req = RequestMethod::FindReferences {
specifier,
position,
};
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get references from TypeScript: {}", err);
LspError::internal_error()
})
}
pub async fn get_navigation_tree(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
) -> Result<NavigationTree, AnyError> {
self
.request(snapshot, RequestMethod::GetNavigationTree(specifier))
.await
}
pub async fn configure(
&self,
snapshot: Arc<StateSnapshot>,
tsconfig: TsConfig,
) -> Result<bool, AnyError> {
self
.request(snapshot, RequestMethod::Configure(tsconfig))
.await
}
pub async fn get_supported_code_fixes(
&self,
snapshot: Arc<StateSnapshot>,
) -> Result<Vec<String>, LspError> {
self
.request(snapshot, RequestMethod::GetSupportedCodeFixes)
.await
.map_err(|err| {
log::error!("Unable to get fixable diagnostics: {}", err);
LspError::internal_error()
})
}
pub async fn get_quick_info(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<QuickInfo>, LspError> {
let req = RequestMethod::GetQuickInfo((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get quick info: {}", err);
LspError::internal_error()
})
}
pub async fn get_code_fixes(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
range: Range<u32>,
codes: Vec<String>,
) -> Vec<CodeFixAction> {
let req =
RequestMethod::GetCodeFixes((specifier, range.start, range.end, codes));
match self.request(snapshot, req).await {
Ok(items) => items,
Err(err) => {
// sometimes tsc reports errors when retrieving code actions
// because they don't reflect the current state of the document
// so we will log them to the output, but we won't send an error
// message back to the client.
log::error!("Error getting actions from TypeScript: {}", err);
Vec::new()
}
}
}
pub async fn get_applicable_refactors(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
range: Range<u32>,
only: String,
) -> Result<Vec<ApplicableRefactorInfo>, LspError> {
let req = RequestMethod::GetApplicableRefactors((
specifier.clone(),
TextSpan {
start: range.start,
length: range.end - range.start,
},
only,
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_combined_code_fix(
&self,
snapshot: Arc<StateSnapshot>,
code_action_data: &CodeActionData,
) -> Result<CombinedCodeActions, LspError> {
let req = RequestMethod::GetCombinedCodeFix((
code_action_data.specifier.clone(),
json!(code_action_data.fix_id.clone()),
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get combined fix from TypeScript: {}", err);
LspError::internal_error()
})
}
pub async fn get_edits_for_refactor(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
range: Range<u32>,
refactor_name: String,
action_name: String,
) -> Result<RefactorEditInfo, LspError> {
let req = RequestMethod::GetEditsForRefactor((
specifier,
TextSpan {
start: range.start,
length: range.end - range.start,
},
refactor_name,
action_name,
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_document_highlights(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
files_to_search: Vec<ModuleSpecifier>,
) -> Result<Option<Vec<DocumentHighlights>>, LspError> {
let req = RequestMethod::GetDocumentHighlights((
specifier,
position,
files_to_search,
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get document highlights from TypeScript: {}", err);
LspError::internal_error()
})
}
pub async fn get_definition(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<DefinitionInfoAndBoundSpan>, LspError> {
let req = RequestMethod::GetDefinition((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get definition from TypeScript: {}", err);
LspError::internal_error()
})
}
pub async fn get_type_definition(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<Vec<DefinitionInfo>>, LspError> {
let req = RequestMethod::GetTypeDefinition {
specifier,
position,
};
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get type definition from TypeScript: {}", err);
LspError::internal_error()
})
}
pub async fn get_completions(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
options: GetCompletionsAtPositionOptions,
) -> Option<CompletionInfo> {
let req = RequestMethod::GetCompletions((specifier, position, options));
match self.request(snapshot, req).await {
Ok(maybe_info) => maybe_info,
Err(err) => {
log::error!("Unable to get completion info from TypeScript: {:#}", err);
None
}
}
}
pub async fn get_completion_details(
&self,
snapshot: Arc<StateSnapshot>,
args: GetCompletionDetailsArgs,
) -> Result<Option<CompletionEntryDetails>, AnyError> {
let req = RequestMethod::GetCompletionDetails(args);
self.request(snapshot, req).await
}
pub async fn get_implementations(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<Vec<ImplementationLocation>>, LspError> {
let req = RequestMethod::GetImplementation((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_outlining_spans(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
) -> Result<Vec<OutliningSpan>, LspError> {
let req = RequestMethod::GetOutliningSpans(specifier);
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn provide_call_hierarchy_incoming_calls(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Vec<CallHierarchyIncomingCall>, LspError> {
let req =
RequestMethod::ProvideCallHierarchyIncomingCalls((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn provide_call_hierarchy_outgoing_calls(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Vec<CallHierarchyOutgoingCall>, LspError> {
let req =
RequestMethod::ProvideCallHierarchyOutgoingCalls((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn prepare_call_hierarchy(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<OneOrMany<CallHierarchyItem>>, LspError> {
let req = RequestMethod::PrepareCallHierarchy((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn find_rename_locations(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<Option<Vec<RenameLocation>>, LspError> {
let req = RequestMethod::FindRenameLocations {
specifier,
position,
find_in_strings: false,
find_in_comments: false,
provide_prefix_and_suffix_text_for_rename: false,
};
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_smart_selection_range(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
) -> Result<SelectionRange, LspError> {
let req = RequestMethod::GetSmartSelectionRange((specifier, position));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_encoded_semantic_classifications(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
range: Range<u32>,
) -> Result<Classifications, LspError> {
let req = RequestMethod::GetEncodedSemanticClassifications((
specifier,
TextSpan {
start: range.start,
length: range.end - range.start,
},
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver {}", err);
LspError::invalid_request()
})
}
pub async fn get_signature_help_items(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
position: u32,
options: SignatureHelpItemsOptions,
) -> Result<Option<SignatureHelpItems>, LspError> {
let req =
RequestMethod::GetSignatureHelpItems((specifier, position, options));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed to request to tsserver: {}", err);
LspError::invalid_request()
})
}
pub async fn get_navigate_to_items(
&self,
snapshot: Arc<StateSnapshot>,
args: GetNavigateToItemsArgs,
) -> Result<Vec<NavigateToItem>, LspError> {
let req = RequestMethod::GetNavigateToItems(args);
self.request(snapshot, req).await.map_err(|err| {
log::error!("Failed request to tsserver: {}", err);
LspError::invalid_request()
})
}
pub async fn provide_inlay_hints(
&self,
snapshot: Arc<StateSnapshot>,
specifier: ModuleSpecifier,
text_span: TextSpan,
user_preferences: UserPreferences,
) -> Result<Option<Vec<InlayHint>>, LspError> {
let req = RequestMethod::ProvideInlayHints((
specifier,
text_span,
user_preferences,
));
self.request(snapshot, req).await.map_err(|err| {
log::error!("Unable to get inlay hints: {}", err);
LspError::internal_error()
})
}
pub async fn restart(&self, snapshot: Arc<StateSnapshot>) {
let _: bool = self
.request(snapshot, RequestMethod::Restart)
.await
.unwrap();
}
async fn request<R>(
&self,
snapshot: Arc<StateSnapshot>,
req: RequestMethod,
) -> Result<R, AnyError>
where
R: de::DeserializeOwned,
{
self
.request_with_cancellation(snapshot, req, Default::default())
.await
}
async fn request_with_cancellation<R>(
&self,
snapshot: Arc<StateSnapshot>,
req: RequestMethod,
token: CancellationToken,
) -> Result<R, AnyError>
where
R: de::DeserializeOwned,
{
let (tx, rx) = oneshot::channel::<Result<Value, AnyError>>();
if self.0.send((req, snapshot, tx, token)).is_err() {
return Err(anyhow!("failed to send request to tsc thread"));
}
let value = rx.await??;
Ok(serde_json::from_value::<R>(value)?)
}
}
#[derive(Debug, Clone)]
struct AssetDocumentInner {
specifier: ModuleSpecifier,
text: Arc<str>,
line_index: Arc<LineIndex>,
maybe_navigation_tree: Option<Arc<NavigationTree>>,
}
/// An lsp representation of an asset in memory, that has either been retrieved
/// from static assets built into Rust, or static assets built into tsc.
#[derive(Debug, Clone)]
pub struct AssetDocument(Arc<AssetDocumentInner>);
impl AssetDocument {
pub fn new(specifier: ModuleSpecifier, text: impl AsRef<str>) -> Self {
let text = text.as_ref();
Self(Arc::new(AssetDocumentInner {
specifier,
text: text.into(),
line_index: Arc::new(LineIndex::new(text)),
maybe_navigation_tree: None,
}))
}
pub fn specifier(&self) -> &ModuleSpecifier {
&self.0.specifier
}
pub fn with_navigation_tree(
&self,
tree: Arc<NavigationTree>,
) -> AssetDocument {
AssetDocument(Arc::new(AssetDocumentInner {
maybe_navigation_tree: Some(tree),
..(*self.0).clone()
}))
}
pub fn text(&self) -> Arc<str> {
self.0.text.clone()
}
pub fn line_index(&self) -> Arc<LineIndex> {
self.0.line_index.clone()
}
pub fn maybe_navigation_tree(&self) -> Option<Arc<NavigationTree>> {
self.0.maybe_navigation_tree.clone()
}
}
type AssetsMap = HashMap<ModuleSpecifier, AssetDocument>;
fn new_assets_map() -> Arc<Mutex<AssetsMap>> {
let assets = tsc::LAZILY_LOADED_STATIC_ASSETS
.iter()
.map(|(k, v)| {
let url_str = format!("asset:///{k}");
let specifier = resolve_url(&url_str).unwrap();
let asset = AssetDocument::new(specifier.clone(), v);
(specifier, asset)
})
.collect::<AssetsMap>();
Arc::new(Mutex::new(assets))
}
/// Snapshot of Assets.
#[derive(Debug, Clone)]
pub struct AssetsSnapshot(Arc<Mutex<AssetsMap>>);
impl Default for AssetsSnapshot {
fn default() -> Self {
Self(new_assets_map())
}
}
impl AssetsSnapshot {
pub fn contains_key(&self, k: &ModuleSpecifier) -> bool {
self.0.lock().contains_key(k)
}
pub fn get(&self, k: &ModuleSpecifier) -> Option<AssetDocument> {
self.0.lock().get(k).cloned()
}
}
/// Assets are never updated and so we can safely use this struct across
/// multiple threads without needing to worry about race conditions.
#[derive(Debug, Clone)]
pub struct Assets {
ts_server: Arc<TsServer>,
assets: Arc<Mutex<AssetsMap>>,
}
impl Assets {
pub fn new(ts_server: Arc<TsServer>) -> Self {
Self {
ts_server,
assets: new_assets_map(),
}
}
/// Initializes with the assets in the isolate.
pub async fn intitialize(&self, state_snapshot: Arc<StateSnapshot>) {
let assets = get_isolate_assets(&self.ts_server, state_snapshot).await;
let mut assets_map = self.assets.lock();
for asset in assets {
if !assets_map.contains_key(asset.specifier()) {
assets_map.insert(asset.specifier().clone(), asset);
}
}
}
pub fn snapshot(&self) -> AssetsSnapshot {
// it's ok to not make a complete copy for snapshotting purposes
// because assets are static
AssetsSnapshot(self.assets.clone())
}
pub fn get(&self, specifier: &ModuleSpecifier) -> Option<AssetDocument> {
self.assets.lock().get(specifier).cloned()
}
pub fn cache_navigation_tree(
&self,
specifier: &ModuleSpecifier,
navigation_tree: Arc<NavigationTree>,
) -> Result<(), AnyError> {
let mut assets = self.assets.lock();
let doc = assets
.get_mut(specifier)
.ok_or_else(|| anyhow!("Missing asset."))?;
*doc = doc.with_navigation_tree(navigation_tree);
Ok(())
}
}
/// Get all the assets stored in the tsc isolate.
async fn get_isolate_assets(
ts_server: &TsServer,
state_snapshot: Arc<StateSnapshot>,
) -> Vec<AssetDocument> {
let res: Value = ts_server
.request(state_snapshot, RequestMethod::GetAssets)
.await
.unwrap();
let response_assets = match res {
Value::Array(value) => value,
_ => unreachable!(),
};
let mut assets = Vec::with_capacity(response_assets.len());
for asset in response_assets {
let mut obj = match asset {
Value::Object(obj) => obj,
_ => unreachable!(),
};
let specifier_str = obj.get("specifier").unwrap().as_str().unwrap();
let specifier = ModuleSpecifier::parse(specifier_str).unwrap();
let text = match obj.remove("text").unwrap() {
Value::String(text) => text,
_ => unreachable!(),
};
assets.push(AssetDocument::new(specifier, text));
}
assets
}
fn get_tag_body_text(
tag: &JsDocTagInfo,
language_server: &language_server::Inner,
) -> Option<String> {
tag.text.as_ref().map(|display_parts| {
// TODO(@kitsonk) check logic in vscode about handling this API change in
// tsserver
let text = display_parts_to_string(display_parts, language_server);
match tag.name.as_str() {
"example" => {
if CAPTION_RE.is_match(&text) {
CAPTION_RE
.replace(&text, |c: &Captures| {
format!("{}\n\n{}", &c[1], make_codeblock(&c[2]))
})
.to_string()
} else {
make_codeblock(&text)
}
}
"author" => EMAIL_MATCH_RE
.replace(&text, |c: &Captures| format!("{} {}", &c[1], &c[2]))
.to_string(),
"default" => make_codeblock(&text),
_ => replace_links(&text),
}
})
}
fn get_tag_documentation(
tag: &JsDocTagInfo,
language_server: &language_server::Inner,
) -> String {
match tag.name.as_str() {
"augments" | "extends" | "param" | "template" => {
if let Some(display_parts) = &tag.text {
// TODO(@kitsonk) check logic in vscode about handling this API change
// in tsserver
let text = display_parts_to_string(display_parts, language_server);
let body: Vec<&str> = PART_RE.split(&text).collect();
if body.len() == 3 {
let param = body[1];
let doc = body[2];
let label = format!("*@{}* `{}`", tag.name, param);
if doc.is_empty() {
return label;
}
if doc.contains('\n') {
return format!("{} \n{}", label, replace_links(doc));
} else {
return format!("{} - {}", label, replace_links(doc));
}
}
}
}
_ => (),
}
let label = format!("*@{}*", tag.name);
let maybe_text = get_tag_body_text(tag, language_server);
if let Some(text) = maybe_text {
if text.contains('\n') {
format!("{label} \n{text}")
} else {
format!("{label} - {text}")
}
} else {
label
}
}
fn make_codeblock(text: &str) -> String {
if CODEBLOCK_RE.is_match(text) {
text.to_string()
} else {
format!("```\n{text}\n```")
}
}
/// Replace JSDoc like links (`{@link http://example.com}`) with markdown links
fn replace_links<S: AsRef<str>>(text: S) -> String {
JSDOC_LINKS_RE
.replace_all(text.as_ref(), |c: &Captures| match &c[1] {
"linkcode" => format!(
"[`{}`]({})",
if c.get(3).is_none() {
&c[2]
} else {
c[3].trim()
},
&c[2]
),
_ => format!(
"[{}]({})",
if c.get(3).is_none() {
&c[2]
} else {
c[3].trim()
},
&c[2]
),
})
.to_string()
}
fn parse_kind_modifier(kind_modifiers: &str) -> HashSet<&str> {
PART_KIND_MODIFIER_RE.split(kind_modifiers).collect()
}
#[derive(Debug, Deserialize)]
#[serde(untagged)]
pub enum OneOrMany<T> {
One(T),
Many(Vec<T>),
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
pub enum ScriptElementKind {
#[serde(rename = "")]
Unknown,
#[serde(rename = "warning")]
Warning,
#[serde(rename = "keyword")]
Keyword,
#[serde(rename = "script")]
ScriptElement,
#[serde(rename = "module")]
ModuleElement,
#[serde(rename = "class")]
ClassElement,
#[serde(rename = "local class")]
LocalClassElement,
#[serde(rename = "interface")]
InterfaceElement,
#[serde(rename = "type")]
TypeElement,
#[serde(rename = "enum")]
EnumElement,
#[serde(rename = "enum member")]
EnumMemberElement,
#[serde(rename = "var")]
VariableElement,
#[serde(rename = "local var")]
LocalVariableElement,
#[serde(rename = "function")]
FunctionElement,
#[serde(rename = "local function")]
LocalFunctionElement,
#[serde(rename = "method")]
MemberFunctionElement,
#[serde(rename = "getter")]
MemberGetAccessorElement,
#[serde(rename = "setter")]
MemberSetAccessorElement,
#[serde(rename = "property")]
MemberVariableElement,
#[serde(rename = "constructor")]
ConstructorImplementationElement,
#[serde(rename = "call")]
CallSignatureElement,
#[serde(rename = "index")]
IndexSignatureElement,
#[serde(rename = "construct")]
ConstructSignatureElement,
#[serde(rename = "parameter")]
ParameterElement,
#[serde(rename = "type parameter")]
TypeParameterElement,
#[serde(rename = "primitive type")]
PrimitiveType,
#[serde(rename = "label")]
Label,
#[serde(rename = "alias")]
Alias,
#[serde(rename = "const")]
ConstElement,
#[serde(rename = "let")]
LetElement,
#[serde(rename = "directory")]
Directory,
#[serde(rename = "external module name")]
ExternalModuleName,
#[serde(rename = "JSX attribute")]
JsxAttribute,
#[serde(rename = "string")]
String,
#[serde(rename = "link")]
Link,
#[serde(rename = "link name")]
LinkName,
#[serde(rename = "link text")]
LinkText,
}
impl Default for ScriptElementKind {
fn default() -> Self {
Self::Unknown
}
}
/// This mirrors the method `convertKind` in `completions.ts` in vscode
impl From<ScriptElementKind> for lsp::CompletionItemKind {
fn from(kind: ScriptElementKind) -> Self {
match kind {
ScriptElementKind::PrimitiveType | ScriptElementKind::Keyword => {
lsp::CompletionItemKind::KEYWORD
}
ScriptElementKind::ConstElement
| ScriptElementKind::LetElement
| ScriptElementKind::VariableElement
| ScriptElementKind::LocalVariableElement
| ScriptElementKind::Alias
| ScriptElementKind::ParameterElement => {
lsp::CompletionItemKind::VARIABLE
}
ScriptElementKind::MemberVariableElement
| ScriptElementKind::MemberGetAccessorElement
| ScriptElementKind::MemberSetAccessorElement => {
lsp::CompletionItemKind::FIELD
}
ScriptElementKind::FunctionElement
| ScriptElementKind::LocalFunctionElement => {
lsp::CompletionItemKind::FUNCTION
}
ScriptElementKind::MemberFunctionElement
| ScriptElementKind::ConstructSignatureElement
| ScriptElementKind::CallSignatureElement
| ScriptElementKind::IndexSignatureElement => {
lsp::CompletionItemKind::METHOD
}
ScriptElementKind::EnumElement => lsp::CompletionItemKind::ENUM,
ScriptElementKind::EnumMemberElement => {
lsp::CompletionItemKind::ENUM_MEMBER
}
ScriptElementKind::ModuleElement
| ScriptElementKind::ExternalModuleName => {
lsp::CompletionItemKind::MODULE
}
ScriptElementKind::ClassElement | ScriptElementKind::TypeElement => {
lsp::CompletionItemKind::CLASS
}
ScriptElementKind::InterfaceElement => lsp::CompletionItemKind::INTERFACE,
ScriptElementKind::Warning => lsp::CompletionItemKind::TEXT,
ScriptElementKind::ScriptElement => lsp::CompletionItemKind::FILE,
ScriptElementKind::Directory => lsp::CompletionItemKind::FOLDER,
ScriptElementKind::String => lsp::CompletionItemKind::CONSTANT,
_ => lsp::CompletionItemKind::PROPERTY,
}
}
}
/// This mirrors `fromProtocolScriptElementKind` in vscode
impl From<ScriptElementKind> for lsp::SymbolKind {
fn from(kind: ScriptElementKind) -> Self {
match kind {
ScriptElementKind::ModuleElement => Self::MODULE,
// this is only present in `getSymbolKind` in `workspaceSymbols` in
// vscode, but seems strange it isn't consistent.
ScriptElementKind::TypeElement => Self::CLASS,
ScriptElementKind::ClassElement => Self::CLASS,
ScriptElementKind::EnumElement => Self::ENUM,
ScriptElementKind::EnumMemberElement => Self::ENUM_MEMBER,
ScriptElementKind::InterfaceElement => Self::INTERFACE,
ScriptElementKind::IndexSignatureElement => Self::METHOD,
ScriptElementKind::CallSignatureElement => Self::METHOD,
ScriptElementKind::MemberFunctionElement => Self::METHOD,
// workspaceSymbols in vscode treats them as fields, which does seem more
// semantically correct while `fromProtocolScriptElementKind` treats them
// as properties.
ScriptElementKind::MemberVariableElement => Self::FIELD,
ScriptElementKind::MemberGetAccessorElement => Self::FIELD,
ScriptElementKind::MemberSetAccessorElement => Self::FIELD,
ScriptElementKind::VariableElement => Self::VARIABLE,
ScriptElementKind::LetElement => Self::VARIABLE,
ScriptElementKind::ConstElement => Self::VARIABLE,
ScriptElementKind::LocalVariableElement => Self::VARIABLE,
ScriptElementKind::Alias => Self::VARIABLE,
ScriptElementKind::FunctionElement => Self::FUNCTION,
ScriptElementKind::LocalFunctionElement => Self::FUNCTION,
ScriptElementKind::ConstructSignatureElement => Self::CONSTRUCTOR,
ScriptElementKind::ConstructorImplementationElement => Self::CONSTRUCTOR,
ScriptElementKind::TypeParameterElement => Self::TYPE_PARAMETER,
ScriptElementKind::String => Self::STRING,
_ => Self::VARIABLE,
}
}
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TextSpan {
pub start: u32,
pub length: u32,
}
impl TextSpan {
pub fn from_range(
range: &lsp::Range,
line_index: Arc<LineIndex>,
) -> Result<Self, AnyError> {
let start = line_index.offset_tsc(range.start)?;
let length = line_index.offset_tsc(range.end)? - start;
Ok(Self { start, length })
}
pub fn to_range(&self, line_index: Arc<LineIndex>) -> lsp::Range {
lsp::Range {
start: line_index.position_tsc(self.start.into()),
end: line_index.position_tsc(TextSize::from(self.start + self.length)),
}
}
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[serde(rename_all = "camelCase")]
pub struct SymbolDisplayPart {
text: String,
kind: String,
// This is only on `JSDocLinkDisplayPart` which extends `SymbolDisplayPart`
// but is only used as an upcast of a `SymbolDisplayPart` and not explicitly
// returned by any API, so it is safe to add it as an optional value.
target: Option<DocumentSpan>,
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct JsDocTagInfo {
name: String,
text: Option<Vec<SymbolDisplayPart>>,
}
// Note: the tsc protocol contains fields that are part of the protocol but
// not currently used. They are commented out in the structures so it is clear
// that they exist.
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct QuickInfo {
// kind: ScriptElementKind,
// kind_modifiers: String,
text_span: TextSpan,
display_parts: Option<Vec<SymbolDisplayPart>>,
documentation: Option<Vec<SymbolDisplayPart>>,
tags: Option<Vec<JsDocTagInfo>>,
}
#[derive(Default)]
struct Link {
name: Option<String>,
target: Option<DocumentSpan>,
text: Option<String>,
linkcode: bool,
}
/// Takes `SymbolDisplayPart` items and converts them into a string, handling
/// any `{@link Symbol}` and `{@linkcode Symbol}` JSDoc tags and linking them
/// to the their source location.
fn display_parts_to_string(
parts: &[SymbolDisplayPart],
language_server: &language_server::Inner,
) -> String {
let mut out = Vec::<String>::new();
let mut current_link: Option<Link> = None;
for part in parts {
match part.kind.as_str() {
"link" => {
if let Some(link) = current_link.as_mut() {
if let Some(target) = &link.target {
if let Some(specifier) = target.to_target(language_server) {
let link_text = link.text.clone().unwrap_or_else(|| {
link
.name
.clone()
.map(|ref n| n.replace('`', "\\`"))
.unwrap_or_else(|| "".to_string())
});
let link_str = if link.linkcode {
format!("[`{link_text}`]({specifier})")
} else {
format!("[{link_text}]({specifier})")
};
out.push(link_str);
}
} else {
let maybe_text = link.text.clone().or_else(|| link.name.clone());
if let Some(text) = maybe_text {
if HTTP_RE.is_match(&text) {
let parts: Vec<&str> = text.split(' ').collect();
if parts.len() == 1 {
out.push(parts[0].to_string());
} else {
let link_text = parts[1..].join(" ").replace('`', "\\`");
let link_str = if link.linkcode {
format!("[`{}`]({})", link_text, parts[0])
} else {
format!("[{}]({})", link_text, parts[0])
};
out.push(link_str);
}
} else {
out.push(text.replace('`', "\\`"));
}
}
}
current_link = None;
} else {
current_link = Some(Link {
linkcode: part.text.as_str() == "{@linkcode ",
..Default::default()
});
}
}
"linkName" => {
if let Some(link) = current_link.as_mut() {
link.name = Some(part.text.clone());
link.target = part.target.clone();
}
}
"linkText" => {
if let Some(link) = current_link.as_mut() {
link.name = Some(part.text.clone());
}
}
_ => out.push(part.text.clone()),
}
}
replace_links(out.join(""))
}
impl QuickInfo {
pub fn to_hover(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
) -> lsp::Hover {
let mut parts = Vec::<lsp::MarkedString>::new();
if let Some(display_string) = self
.display_parts
.clone()
.map(|p| display_parts_to_string(&p, language_server))
{
parts.push(lsp::MarkedString::from_language_code(
"typescript".to_string(),
display_string,
));
}
if let Some(documentation) = self
.documentation
.clone()
.map(|p| display_parts_to_string(&p, language_server))
{
parts.push(lsp::MarkedString::from_markdown(documentation));
}
if let Some(tags) = &self.tags {
let tags_preview = tags
.iter()
.map(|tag_info| get_tag_documentation(tag_info, language_server))
.collect::<Vec<String>>()
.join(" \n\n");
if !tags_preview.is_empty() {
parts.push(lsp::MarkedString::from_markdown(format!(
"\n\n{tags_preview}"
)));
}
}
lsp::Hover {
contents: lsp::HoverContents::Array(parts),
range: Some(self.text_span.to_range(line_index)),
}
}
}
#[derive(Debug, Clone, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct DocumentSpan {
text_span: TextSpan,
pub file_name: String,
original_text_span: Option<TextSpan>,
// original_file_name: Option<String>,
context_span: Option<TextSpan>,
original_context_span: Option<TextSpan>,
}
impl DocumentSpan {
pub fn to_link(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
) -> Option<lsp::LocationLink> {
let target_specifier = normalize_specifier(&self.file_name).ok()?;
let target_asset_or_doc =
language_server.get_maybe_asset_or_document(&target_specifier)?;
let target_line_index = target_asset_or_doc.line_index();
let target_uri = language_server
.url_map
.normalize_specifier(&target_specifier)
.ok()?;
let (target_range, target_selection_range) =
if let Some(context_span) = &self.context_span {
(
context_span.to_range(target_line_index.clone()),
self.text_span.to_range(target_line_index),
)
} else {
(
self.text_span.to_range(target_line_index.clone()),
self.text_span.to_range(target_line_index),
)
};
let origin_selection_range =
if let Some(original_context_span) = &self.original_context_span {
Some(original_context_span.to_range(line_index))
} else {
self
.original_text_span
.as_ref()
.map(|original_text_span| original_text_span.to_range(line_index))
};
let link = lsp::LocationLink {
origin_selection_range,
target_uri: target_uri.into_url(),
target_range,
target_selection_range,
};
Some(link)
}
/// Convert the `DocumentSpan` into a specifier that can be sent to the client
/// to link to the target document span. Used for converting JSDoc symbol
/// links to markdown links.
fn to_target(
&self,
language_server: &language_server::Inner,
) -> Option<ModuleSpecifier> {
let specifier = normalize_specifier(&self.file_name).ok()?;
let asset_or_doc =
language_server.get_maybe_asset_or_document(&specifier)?;
let line_index = asset_or_doc.line_index();
let range = self.text_span.to_range(line_index);
let mut target = language_server
.url_map
.normalize_specifier(&specifier)
.ok()?
.into_url();
target.set_fragment(Some(&format!(
"L{},{}",
range.start.line + 1,
range.start.character + 1
)));
Some(target)
}
}
#[derive(Debug, Clone, Deserialize)]
pub enum MatchKind {
#[serde(rename = "exact")]
Exact,
#[serde(rename = "prefix")]
Prefix,
#[serde(rename = "substring")]
Substring,
#[serde(rename = "camelCase")]
CamelCase,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct NavigateToItem {
name: String,
kind: ScriptElementKind,
kind_modifiers: String,
// match_kind: MatchKind,
// is_case_sensitive: bool,
file_name: String,
text_span: TextSpan,
container_name: Option<String>,
// container_kind: ScriptElementKind,
}
impl NavigateToItem {
pub fn to_symbol_information(
&self,
language_server: &language_server::Inner,
) -> Option<lsp::SymbolInformation> {
let specifier = normalize_specifier(&self.file_name).ok()?;
let asset_or_doc =
language_server.get_asset_or_document(&specifier).ok()?;
let line_index = asset_or_doc.line_index();
let uri = language_server
.url_map
.normalize_specifier(&specifier)
.ok()?;
let range = self.text_span.to_range(line_index);
let location = lsp::Location {
uri: uri.into_url(),
range,
};
let mut tags: Option<Vec<lsp::SymbolTag>> = None;
let kind_modifiers = parse_kind_modifier(&self.kind_modifiers);
if kind_modifiers.contains("deprecated") {
tags = Some(vec![lsp::SymbolTag::DEPRECATED]);
}
// The field `deprecated` is deprecated but SymbolInformation does not have
// a default, therefore we have to supply the deprecated deprecated
// field. It is like a bad version of Inception.
#[allow(deprecated)]
Some(lsp::SymbolInformation {
name: self.name.clone(),
kind: self.kind.clone().into(),
tags,
deprecated: None,
location,
container_name: self.container_name.clone(),
})
}
}
#[derive(Debug, Clone, Deserialize)]
pub enum InlayHintKind {
Type,
Parameter,
Enum,
}
impl InlayHintKind {
pub fn to_lsp(&self) -> Option<lsp::InlayHintKind> {
match self {
Self::Enum => None,
Self::Parameter => Some(lsp::InlayHintKind::PARAMETER),
Self::Type => Some(lsp::InlayHintKind::TYPE),
}
}
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct InlayHint {
pub text: String,
pub position: u32,
pub kind: InlayHintKind,
pub whitespace_before: Option<bool>,
pub whitespace_after: Option<bool>,
}
impl InlayHint {
pub fn to_lsp(&self, line_index: Arc<LineIndex>) -> lsp::InlayHint {
lsp::InlayHint {
position: line_index.position_tsc(self.position.into()),
label: lsp::InlayHintLabel::String(self.text.clone()),
kind: self.kind.to_lsp(),
padding_left: self.whitespace_before,
padding_right: self.whitespace_after,
text_edits: None,
tooltip: None,
data: None,
}
}
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct NavigationTree {
pub text: String,
pub kind: ScriptElementKind,
pub kind_modifiers: String,
pub spans: Vec<TextSpan>,
pub name_span: Option<TextSpan>,
pub child_items: Option<Vec<NavigationTree>>,
}
impl NavigationTree {
pub fn to_code_lens(
&self,
line_index: Arc<LineIndex>,
specifier: &ModuleSpecifier,
source: &code_lens::CodeLensSource,
) -> lsp::CodeLens {
let range = if let Some(name_span) = &self.name_span {
name_span.to_range(line_index)
} else if !self.spans.is_empty() {
let span = &self.spans[0];
span.to_range(line_index)
} else {
lsp::Range::default()
};
lsp::CodeLens {
range,
command: None,
data: Some(json!({
"specifier": specifier,
"source": source
})),
}
}
pub fn collect_document_symbols(
&self,
line_index: Arc<LineIndex>,
document_symbols: &mut Vec<lsp::DocumentSymbol>,
) -> bool {
let mut should_include = self.should_include_entry();
if !should_include
&& self
.child_items
.as_ref()
.map(|v| v.is_empty())
.unwrap_or(true)
{
return false;
}
let children = self
.child_items
.as_deref()
.unwrap_or(&[] as &[NavigationTree]);
for span in self.spans.iter() {
let range = TextRange::at(span.start.into(), span.length.into());
let mut symbol_children = Vec::<lsp::DocumentSymbol>::new();
for child in children.iter() {
let should_traverse_child = child
.spans
.iter()
.map(|child_span| {
TextRange::at(child_span.start.into(), child_span.length.into())
})
.any(|child_range| range.intersect(child_range).is_some());
if should_traverse_child {
let included_child = child
.collect_document_symbols(line_index.clone(), &mut symbol_children);
should_include = should_include || included_child;
}
}
if should_include {
let mut selection_span = span;
if let Some(name_span) = self.name_span.as_ref() {
let name_range =
TextRange::at(name_span.start.into(), name_span.length.into());
if range.contains_range(name_range) {
selection_span = name_span;
}
}
let name = match self.kind {
ScriptElementKind::MemberGetAccessorElement => {
format!("(get) {}", self.text)
}
ScriptElementKind::MemberSetAccessorElement => {
format!("(set) {}", self.text)
}
_ => self.text.clone(),
};
let mut tags: Option<Vec<lsp::SymbolTag>> = None;
let kind_modifiers = parse_kind_modifier(&self.kind_modifiers);
if kind_modifiers.contains("deprecated") {
tags = Some(vec![lsp::SymbolTag::DEPRECATED]);
}
let children = if !symbol_children.is_empty() {
Some(symbol_children)
} else {
None
};
// The field `deprecated` is deprecated but DocumentSymbol does not have
// a default, therefore we have to supply the deprecated deprecated
// field. It is like a bad version of Inception.
#[allow(deprecated)]
document_symbols.push(lsp::DocumentSymbol {
name,
kind: self.kind.clone().into(),
range: span.to_range(line_index.clone()),
selection_range: selection_span.to_range(line_index.clone()),
tags,
children,
detail: None,
deprecated: None,
})
}
}
should_include
}
fn should_include_entry(&self) -> bool {
if let ScriptElementKind::Alias = self.kind {
return false;
}
!self.text.is_empty() && self.text != "<function>" && self.text != "<class>"
}
pub fn walk<F>(&self, callback: &F)
where
F: Fn(&NavigationTree, Option<&NavigationTree>),
{
callback(self, None);
if let Some(child_items) = &self.child_items {
for child in child_items {
child.walk_child(callback, self);
}
}
}
fn walk_child<F>(&self, callback: &F, parent: &NavigationTree)
where
F: Fn(&NavigationTree, Option<&NavigationTree>),
{
callback(self, Some(parent));
if let Some(child_items) = &self.child_items {
for child in child_items {
child.walk_child(callback, self);
}
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ImplementationLocation {
#[serde(flatten)]
pub document_span: DocumentSpan,
// ImplementationLocation props
// kind: ScriptElementKind,
// display_parts: Vec<SymbolDisplayPart>,
}
impl ImplementationLocation {
pub fn to_location(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
) -> lsp::Location {
let specifier = normalize_specifier(&self.document_span.file_name)
.unwrap_or_else(|_| ModuleSpecifier::parse("deno://invalid").unwrap());
let uri = language_server
.url_map
.normalize_specifier(&specifier)
.unwrap_or_else(|_| {
LspClientUrl::new(ModuleSpecifier::parse("deno://invalid").unwrap())
});
lsp::Location {
uri: uri.into_url(),
range: self.document_span.text_span.to_range(line_index),
}
}
pub fn to_link(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
) -> Option<lsp::LocationLink> {
self.document_span.to_link(line_index, language_server)
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct RenameLocation {
#[serde(flatten)]
document_span: DocumentSpan,
// RenameLocation props
// prefix_text: Option<String>,
// suffix_text: Option<String>,
}
pub struct RenameLocations {
pub locations: Vec<RenameLocation>,
}
impl RenameLocations {
pub async fn into_workspace_edit(
self,
new_name: &str,
language_server: &language_server::Inner,
) -> Result<lsp::WorkspaceEdit, AnyError> {
let mut text_document_edit_map: HashMap<
LspClientUrl,
lsp::TextDocumentEdit,
> = HashMap::new();
for location in self.locations.iter() {
let specifier = normalize_specifier(&location.document_span.file_name)?;
let uri = language_server.url_map.normalize_specifier(&specifier)?;
let asset_or_doc = language_server.get_asset_or_document(&specifier)?;
// ensure TextDocumentEdit for `location.file_name`.
if text_document_edit_map.get(&uri).is_none() {
text_document_edit_map.insert(
uri.clone(),
lsp::TextDocumentEdit {
text_document: lsp::OptionalVersionedTextDocumentIdentifier {
uri: uri.as_url().clone(),
version: asset_or_doc.document_lsp_version(),
},
edits:
Vec::<lsp::OneOf<lsp::TextEdit, lsp::AnnotatedTextEdit>>::new(),
},
);
}
// push TextEdit for ensured `TextDocumentEdit.edits`.
let document_edit = text_document_edit_map.get_mut(&uri).unwrap();
document_edit.edits.push(lsp::OneOf::Left(lsp::TextEdit {
range: location
.document_span
.text_span
.to_range(asset_or_doc.line_index()),
new_text: new_name.to_string(),
}));
}
Ok(lsp::WorkspaceEdit {
change_annotations: None,
changes: None,
document_changes: Some(lsp::DocumentChanges::Edits(
text_document_edit_map.values().cloned().collect(),
)),
})
}
}
#[derive(Debug, Deserialize)]
pub enum HighlightSpanKind {
#[serde(rename = "none")]
None,
#[serde(rename = "definition")]
Definition,
#[serde(rename = "reference")]
Reference,
#[serde(rename = "writtenReference")]
WrittenReference,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct HighlightSpan {
// file_name: Option<String>,
// is_in_string: Option<bool>,
text_span: TextSpan,
// context_span: Option<TextSpan>,
kind: HighlightSpanKind,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct DefinitionInfo {
// kind: ScriptElementKind,
// name: String,
// container_kind: Option<ScriptElementKind>,
// container_name: Option<String>,
#[serde(flatten)]
pub document_span: DocumentSpan,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct DefinitionInfoAndBoundSpan {
pub definitions: Option<Vec<DefinitionInfo>>,
// text_span: TextSpan,
}
impl DefinitionInfoAndBoundSpan {
pub async fn to_definition(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
) -> Option<lsp::GotoDefinitionResponse> {
if let Some(definitions) = &self.definitions {
let mut location_links = Vec::<lsp::LocationLink>::new();
for di in definitions {
if let Some(link) = di
.document_span
.to_link(line_index.clone(), language_server)
{
location_links.push(link);
}
}
Some(lsp::GotoDefinitionResponse::Link(location_links))
} else {
None
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct DocumentHighlights {
// file_name: String,
highlight_spans: Vec<HighlightSpan>,
}
impl DocumentHighlights {
pub fn to_highlight(
&self,
line_index: Arc<LineIndex>,
) -> Vec<lsp::DocumentHighlight> {
self
.highlight_spans
.iter()
.map(|hs| lsp::DocumentHighlight {
range: hs.text_span.to_range(line_index.clone()),
kind: match hs.kind {
HighlightSpanKind::WrittenReference => {
Some(lsp::DocumentHighlightKind::WRITE)
}
_ => Some(lsp::DocumentHighlightKind::READ),
},
})
.collect()
}
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TextChange {
pub span: TextSpan,
pub new_text: String,
}
impl TextChange {
pub fn as_text_edit(&self, line_index: Arc<LineIndex>) -> lsp::TextEdit {
lsp::TextEdit {
range: self.span.to_range(line_index),
new_text: self.new_text.clone(),
}
}
pub fn as_text_or_annotated_text_edit(
&self,
line_index: Arc<LineIndex>,
) -> lsp::OneOf<lsp::TextEdit, lsp::AnnotatedTextEdit> {
lsp::OneOf::Left(lsp::TextEdit {
range: self.span.to_range(line_index),
new_text: self.new_text.clone(),
})
}
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct FileTextChanges {
pub file_name: String,
pub text_changes: Vec<TextChange>,
#[serde(skip_serializing_if = "Option::is_none")]
pub is_new_file: Option<bool>,
}
impl FileTextChanges {
pub fn to_text_document_edit(
&self,
language_server: &language_server::Inner,
) -> Result<lsp::TextDocumentEdit, AnyError> {
let specifier = normalize_specifier(&self.file_name)?;
let asset_or_doc = language_server.get_asset_or_document(&specifier)?;
let edits = self
.text_changes
.iter()
.map(|tc| tc.as_text_or_annotated_text_edit(asset_or_doc.line_index()))
.collect();
Ok(lsp::TextDocumentEdit {
text_document: lsp::OptionalVersionedTextDocumentIdentifier {
uri: specifier,
version: asset_or_doc.document_lsp_version(),
},
edits,
})
}
pub fn to_text_document_change_ops(
&self,
language_server: &language_server::Inner,
) -> Result<Vec<lsp::DocumentChangeOperation>, AnyError> {
let mut ops = Vec::<lsp::DocumentChangeOperation>::new();
let specifier = normalize_specifier(&self.file_name)?;
let maybe_asset_or_document = if !self.is_new_file.unwrap_or(false) {
let asset_or_doc = language_server.get_asset_or_document(&specifier)?;
Some(asset_or_doc)
} else {
None
};
let line_index = maybe_asset_or_document
.as_ref()
.map(|d| d.line_index())
.unwrap_or_else(|| Arc::new(LineIndex::new("")));
if self.is_new_file.unwrap_or(false) {
ops.push(lsp::DocumentChangeOperation::Op(lsp::ResourceOp::Create(
lsp::CreateFile {
uri: specifier.clone(),
options: Some(lsp::CreateFileOptions {
ignore_if_exists: Some(true),
overwrite: None,
}),
annotation_id: None,
},
)));
}
let edits = self
.text_changes
.iter()
.map(|tc| tc.as_text_or_annotated_text_edit(line_index.clone()))
.collect();
ops.push(lsp::DocumentChangeOperation::Edit(lsp::TextDocumentEdit {
text_document: lsp::OptionalVersionedTextDocumentIdentifier {
uri: specifier,
version: maybe_asset_or_document.and_then(|d| d.document_lsp_version()),
},
edits,
}));
Ok(ops)
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct Classifications {
spans: Vec<u32>,
}
impl Classifications {
pub fn to_semantic_tokens(
&self,
asset_or_doc: &AssetOrDocument,
line_index: Arc<LineIndex>,
) -> LspResult<lsp::SemanticTokens> {
let token_count = self.spans.len() / 3;
let mut builder = SemanticTokensBuilder::new();
for i in 0..token_count {
let src_offset = 3 * i;
let offset = self.spans[src_offset];
let length = self.spans[src_offset + 1];
let ts_classification = self.spans[src_offset + 2];
let token_type =
Classifications::get_token_type_from_classification(ts_classification);
let token_modifiers =
Classifications::get_token_modifier_from_classification(
ts_classification,
);
let start_pos = line_index.position_tsc(offset.into());
let end_pos = line_index.position_tsc(TextSize::from(offset + length));
if start_pos.line == end_pos.line
&& start_pos.character <= end_pos.character
{
builder.push(
start_pos.line,
start_pos.character,
end_pos.character - start_pos.character,
token_type,
token_modifiers,
);
} else {
log::error!(
"unexpected positions\nspecifier: {}\nopen: {}\nstart_pos: {:?}\nend_pos: {:?}",
asset_or_doc.specifier(),
asset_or_doc.is_open(),
start_pos,
end_pos
);
return Err(LspError::internal_error());
}
}
Ok(builder.build(None))
}
fn get_token_type_from_classification(ts_classification: u32) -> u32 {
assert!(ts_classification > semantic_tokens::MODIFIER_MASK);
(ts_classification >> semantic_tokens::TYPE_OFFSET) - 1
}
fn get_token_modifier_from_classification(ts_classification: u32) -> u32 {
ts_classification & semantic_tokens::MODIFIER_MASK
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct RefactorActionInfo {
name: String,
description: String,
#[serde(skip_serializing_if = "Option::is_none")]
not_applicable_reason: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
kind: Option<String>,
}
impl RefactorActionInfo {
pub fn get_action_kind(&self) -> lsp::CodeActionKind {
if let Some(kind) = &self.kind {
kind.clone().into()
} else {
let maybe_match = ALL_KNOWN_REFACTOR_ACTION_KINDS
.iter()
.find(|action| action.matches(&self.name));
maybe_match
.map(|action| action.kind.clone())
.unwrap_or(lsp::CodeActionKind::REFACTOR)
}
}
pub fn is_preferred(&self, all_actions: &[RefactorActionInfo]) -> bool {
if EXTRACT_CONSTANT.matches(&self.name) {
let get_scope = |name: &str| -> Option<u32> {
if let Some(captures) = SCOPE_RE.captures(name) {
captures[1].parse::<u32>().ok()
} else {
None
}
};
return if let Some(scope) = get_scope(&self.name) {
all_actions
.iter()
.filter(|other| {
!std::ptr::eq(&self, other) && EXTRACT_CONSTANT.matches(&other.name)
})
.all(|other| {
if let Some(other_scope) = get_scope(&other.name) {
scope < other_scope
} else {
true
}
})
} else {
false
};
}
if EXTRACT_TYPE.matches(&self.name) || EXTRACT_INTERFACE.matches(&self.name)
{
return true;
}
false
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ApplicableRefactorInfo {
name: String,
// description: String,
// #[serde(skip_serializing_if = "Option::is_none")]
// inlineable: Option<bool>,
actions: Vec<RefactorActionInfo>,
}
impl ApplicableRefactorInfo {
pub fn to_code_actions(
&self,
specifier: &ModuleSpecifier,
range: &lsp::Range,
) -> Vec<lsp::CodeAction> {
let mut code_actions = Vec::<lsp::CodeAction>::new();
// All typescript refactoring actions are inlineable
for action in self.actions.iter() {
code_actions
.push(self.as_inline_code_action(action, specifier, range, &self.name));
}
code_actions
}
fn as_inline_code_action(
&self,
action: &RefactorActionInfo,
specifier: &ModuleSpecifier,
range: &lsp::Range,
refactor_name: &str,
) -> lsp::CodeAction {
let disabled = action.not_applicable_reason.as_ref().map(|reason| {
lsp::CodeActionDisabled {
reason: reason.clone(),
}
});
lsp::CodeAction {
title: action.description.to_string(),
kind: Some(action.get_action_kind()),
is_preferred: Some(action.is_preferred(&self.actions)),
disabled,
data: Some(
serde_json::to_value(RefactorCodeActionData {
specifier: specifier.clone(),
range: *range,
refactor_name: refactor_name.to_owned(),
action_name: action.name.clone(),
})
.unwrap(),
),
..Default::default()
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct RefactorEditInfo {
edits: Vec<FileTextChanges>,
#[serde(skip_serializing_if = "Option::is_none")]
pub rename_location: Option<u32>,
}
impl RefactorEditInfo {
pub async fn to_workspace_edit(
&self,
language_server: &language_server::Inner,
) -> Result<Option<lsp::WorkspaceEdit>, AnyError> {
let mut all_ops = Vec::<lsp::DocumentChangeOperation>::new();
for edit in self.edits.iter() {
let ops = edit.to_text_document_change_ops(language_server)?;
all_ops.extend(ops);
}
Ok(Some(lsp::WorkspaceEdit {
document_changes: Some(lsp::DocumentChanges::Operations(all_ops)),
..Default::default()
}))
}
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CodeAction {
description: String,
changes: Vec<FileTextChanges>,
#[serde(skip_serializing_if = "Option::is_none")]
commands: Option<Vec<Value>>,
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct CodeFixAction {
pub description: String,
pub changes: Vec<FileTextChanges>,
// These are opaque types that should just be passed back when applying the
// action.
#[serde(skip_serializing_if = "Option::is_none")]
pub commands: Option<Vec<Value>>,
pub fix_name: String,
// It appears currently that all fixIds are strings, but the protocol
// specifies an opaque type, the problem is that we need to use the id as a
// hash key, and `Value` does not implement hash (and it could provide a false
// positive depending on JSON whitespace, so we deserialize it but it might
// break in the future)
#[serde(skip_serializing_if = "Option::is_none")]
pub fix_id: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub fix_all_description: Option<String>,
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CombinedCodeActions {
pub changes: Vec<FileTextChanges>,
pub commands: Option<Vec<Value>>,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ReferencedSymbol {
pub definition: ReferencedSymbolDefinitionInfo,
pub references: Vec<ReferencedSymbolEntry>,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ReferencedSymbolDefinitionInfo {
#[serde(flatten)]
pub definition_info: DefinitionInfo,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ReferencedSymbolEntry {
#[serde(default)]
pub is_definition: bool,
#[serde(flatten)]
pub entry: ReferenceEntry,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ReferenceEntry {
// is_write_access: bool,
// is_in_string: Option<bool>,
#[serde(flatten)]
pub document_span: DocumentSpan,
}
impl ReferenceEntry {
pub fn to_location(
&self,
line_index: Arc<LineIndex>,
url_map: &LspUrlMap,
) -> lsp::Location {
let specifier = normalize_specifier(&self.document_span.file_name)
.unwrap_or_else(|_| INVALID_SPECIFIER.clone());
let uri = url_map
.normalize_specifier(&specifier)
.unwrap_or_else(|_| LspClientUrl::new(INVALID_SPECIFIER.clone()));
lsp::Location {
uri: uri.into_url(),
range: self.document_span.text_span.to_range(line_index),
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CallHierarchyItem {
name: String,
kind: ScriptElementKind,
#[serde(skip_serializing_if = "Option::is_none")]
kind_modifiers: Option<String>,
file: String,
span: TextSpan,
selection_span: TextSpan,
#[serde(skip_serializing_if = "Option::is_none")]
container_name: Option<String>,
}
impl CallHierarchyItem {
pub fn try_resolve_call_hierarchy_item(
&self,
language_server: &language_server::Inner,
maybe_root_path: Option<&Path>,
) -> Option<lsp::CallHierarchyItem> {
let target_specifier = normalize_specifier(&self.file).ok()?;
let target_asset_or_doc =
language_server.get_maybe_asset_or_document(&target_specifier)?;
Some(self.to_call_hierarchy_item(
target_asset_or_doc.line_index(),
language_server,
maybe_root_path,
))
}
pub fn to_call_hierarchy_item(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
maybe_root_path: Option<&Path>,
) -> lsp::CallHierarchyItem {
let target_specifier = normalize_specifier(&self.file)
.unwrap_or_else(|_| INVALID_SPECIFIER.clone());
let uri = language_server
.url_map
.normalize_specifier(&target_specifier)
.unwrap_or_else(|_| LspClientUrl::new(INVALID_SPECIFIER.clone()));
let use_file_name = self.is_source_file_item();
let maybe_file_path = if uri.as_url().scheme() == "file" {
specifier_to_file_path(uri.as_url()).ok()
} else {
None
};
let name = if use_file_name {
if let Some(file_path) = maybe_file_path.as_ref() {
file_path.file_name().unwrap().to_string_lossy().to_string()
} else {
uri.as_str().to_string()
}
} else {
self.name.clone()
};
let detail = if use_file_name {
if let Some(file_path) = maybe_file_path.as_ref() {
// TODO: update this to work with multi root workspaces
let parent_dir = file_path.parent().unwrap();
if let Some(root_path) = maybe_root_path {
parent_dir
.strip_prefix(root_path)
.unwrap_or(parent_dir)
.to_string_lossy()
.to_string()
} else {
parent_dir.to_string_lossy().to_string()
}
} else {
String::new()
}
} else {
self.container_name.as_ref().cloned().unwrap_or_default()
};
let mut tags: Option<Vec<lsp::SymbolTag>> = None;
if let Some(modifiers) = self.kind_modifiers.as_ref() {
let kind_modifiers = parse_kind_modifier(modifiers);
if kind_modifiers.contains("deprecated") {
tags = Some(vec![lsp::SymbolTag::DEPRECATED]);
}
}
lsp::CallHierarchyItem {
name,
tags,
uri: uri.into_url(),
detail: Some(detail),
kind: self.kind.clone().into(),
range: self.span.to_range(line_index.clone()),
selection_range: self.selection_span.to_range(line_index),
data: None,
}
}
fn is_source_file_item(&self) -> bool {
self.kind == ScriptElementKind::ScriptElement
|| self.kind == ScriptElementKind::ModuleElement
&& self.selection_span.start == 0
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CallHierarchyIncomingCall {
from: CallHierarchyItem,
from_spans: Vec<TextSpan>,
}
impl CallHierarchyIncomingCall {
pub fn try_resolve_call_hierarchy_incoming_call(
&self,
language_server: &language_server::Inner,
maybe_root_path: Option<&Path>,
) -> Option<lsp::CallHierarchyIncomingCall> {
let target_specifier = normalize_specifier(&self.from.file).ok()?;
let target_asset_or_doc =
language_server.get_maybe_asset_or_document(&target_specifier)?;
Some(lsp::CallHierarchyIncomingCall {
from: self.from.to_call_hierarchy_item(
target_asset_or_doc.line_index(),
language_server,
maybe_root_path,
),
from_ranges: self
.from_spans
.iter()
.map(|span| span.to_range(target_asset_or_doc.line_index()))
.collect(),
})
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CallHierarchyOutgoingCall {
to: CallHierarchyItem,
from_spans: Vec<TextSpan>,
}
impl CallHierarchyOutgoingCall {
pub fn try_resolve_call_hierarchy_outgoing_call(
&self,
line_index: Arc<LineIndex>,
language_server: &language_server::Inner,
maybe_root_path: Option<&Path>,
) -> Option<lsp::CallHierarchyOutgoingCall> {
let target_specifier = normalize_specifier(&self.to.file).ok()?;
let target_asset_or_doc =
language_server.get_maybe_asset_or_document(&target_specifier)?;
Some(lsp::CallHierarchyOutgoingCall {
to: self.to.to_call_hierarchy_item(
target_asset_or_doc.line_index(),
language_server,
maybe_root_path,
),
from_ranges: self
.from_spans
.iter()
.map(|span| span.to_range(line_index.clone()))
.collect(),
})
}
}
/// Used to convert completion code actions into a command and additional text
/// edits to pass in the completion item.
fn parse_code_actions(
maybe_code_actions: Option<&Vec<CodeAction>>,
data: &CompletionItemData,
specifier: &ModuleSpecifier,
language_server: &language_server::Inner,
) -> Result<(Option<lsp::Command>, Option<Vec<lsp::TextEdit>>), AnyError> {
if let Some(code_actions) = maybe_code_actions {
let mut additional_text_edits: Vec<lsp::TextEdit> = Vec::new();
let mut has_remaining_commands_or_edits = false;
for ts_action in code_actions {
if ts_action.commands.is_some() {
has_remaining_commands_or_edits = true;
}
let asset_or_doc =
language_server.get_asset_or_document(&data.specifier)?;
for change in &ts_action.changes {
let change_specifier = normalize_specifier(&change.file_name)?;
if data.specifier == change_specifier {
additional_text_edits.extend(change.text_changes.iter().map(|tc| {
update_import_statement(
tc.as_text_edit(asset_or_doc.line_index()),
data,
)
}));
} else {
has_remaining_commands_or_edits = true;
}
}
}
let mut command: Option<lsp::Command> = None;
if has_remaining_commands_or_edits {
let actions: Vec<Value> = code_actions
.iter()
.map(|ca| {
let changes: Vec<FileTextChanges> = ca
.changes
.clone()
.into_iter()
.filter(|ch| {
normalize_specifier(&ch.file_name).unwrap() == data.specifier
})
.collect();
json!({
"commands": ca.commands,
"description": ca.description,
"changes": changes,
})
})
.collect();
command = Some(lsp::Command {
title: "".to_string(),
command: "_typescript.applyCompletionCodeAction".to_string(),
arguments: Some(vec![json!(specifier.to_string()), json!(actions)]),
});
}
if additional_text_edits.is_empty() {
Ok((command, None))
} else {
Ok((command, Some(additional_text_edits)))
}
} else {
Ok((None, None))
}
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionEntryDetails {
display_parts: Vec<SymbolDisplayPart>,
documentation: Option<Vec<SymbolDisplayPart>>,
tags: Option<Vec<JsDocTagInfo>>,
name: String,
kind: ScriptElementKind,
kind_modifiers: String,
code_actions: Option<Vec<CodeAction>>,
source_display: Option<Vec<SymbolDisplayPart>>,
}
impl CompletionEntryDetails {
pub fn as_completion_item(
&self,
original_item: &lsp::CompletionItem,
data: &CompletionItemData,
specifier: &ModuleSpecifier,
language_server: &language_server::Inner,
) -> Result<lsp::CompletionItem, AnyError> {
let detail = if original_item.detail.is_some() {
original_item.detail.clone()
} else if !self.display_parts.is_empty() {
Some(replace_links(display_parts_to_string(
&self.display_parts,
language_server,
)))
} else {
None
};
let documentation = if let Some(parts) = &self.documentation {
let mut value = display_parts_to_string(parts, language_server);
if let Some(tags) = &self.tags {
let tag_documentation = tags
.iter()
.map(|tag_info| get_tag_documentation(tag_info, language_server))
.collect::<Vec<String>>()
.join("");
value = format!("{value}\n\n{tag_documentation}");
}
Some(lsp::Documentation::MarkupContent(lsp::MarkupContent {
kind: lsp::MarkupKind::Markdown,
value,
}))
} else {
None
};
let (command, additional_text_edits) = parse_code_actions(
self.code_actions.as_ref(),
data,
specifier,
language_server,
)?;
// TODO(@kitsonk) add `use_code_snippet`
Ok(lsp::CompletionItem {
data: None,
detail,
documentation,
command,
additional_text_edits,
// NOTE(bartlomieju): it's not entirely clear to me why we need to do that,
// but when `completionItem/resolve` is called, we get a list of commit chars
// even though we might have returned an empty list in `completion` request.
commit_characters: None,
..original_item.clone()
})
}
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionInfo {
entries: Vec<CompletionEntry>,
// this is only used by Microsoft's telemetrics, which Deno doesn't use and
// there are issues with the value not matching the type definitions.
// flags: Option<CompletionInfoFlags>,
is_global_completion: bool,
is_member_completion: bool,
is_new_identifier_location: bool,
metadata: Option<Value>,
optional_replacement_span: Option<TextSpan>,
}
impl CompletionInfo {
pub fn as_completion_response(
&self,
line_index: Arc<LineIndex>,
settings: &config::CompletionSettings,
specifier: &ModuleSpecifier,
position: u32,
) -> lsp::CompletionResponse {
let items = self
.entries
.iter()
.map(|entry| {
entry.as_completion_item(
line_index.clone(),
self,
settings,
specifier,
position,
)
})
.collect();
let is_incomplete = self
.metadata
.clone()
.map(|v| {
v.as_object()
.unwrap()
.get("isIncomplete")
.unwrap_or(&json!(false))
.as_bool()
.unwrap()
})
.unwrap_or(false);
lsp::CompletionResponse::List(lsp::CompletionList {
is_incomplete,
items,
})
}
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionItemData {
pub specifier: ModuleSpecifier,
pub position: u32,
pub name: String,
#[serde(skip_serializing_if = "Option::is_none")]
pub source: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub data: Option<Value>,
pub use_code_snippet: bool,
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
struct CompletionEntryDataImport {
module_specifier: String,
file_name: String,
}
/// Modify an import statement text replacement to have the correct import
/// specifier to work with Deno module resolution.
fn update_import_statement(
mut text_edit: lsp::TextEdit,
item_data: &CompletionItemData,
) -> lsp::TextEdit {
if let Some(data) = &item_data.data {
if let Ok(import_data) =
serde_json::from_value::<CompletionEntryDataImport>(data.clone())
{
if let Ok(import_specifier) = normalize_specifier(&import_data.file_name)
{
if let Some(new_module_specifier) =
relative_specifier(&item_data.specifier, &import_specifier)
{
text_edit.new_text = text_edit
.new_text
.replace(&import_data.module_specifier, &new_module_specifier);
}
}
}
}
text_edit
}
#[derive(Debug, Default, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionEntry {
name: String,
kind: ScriptElementKind,
#[serde(skip_serializing_if = "Option::is_none")]
kind_modifiers: Option<String>,
sort_text: String,
#[serde(skip_serializing_if = "Option::is_none")]
insert_text: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
is_snippet: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
replacement_span: Option<TextSpan>,
#[serde(skip_serializing_if = "Option::is_none")]
has_action: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
source: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
source_display: Option<Vec<SymbolDisplayPart>>,
#[serde(skip_serializing_if = "Option::is_none")]
label_details: Option<CompletionEntryLabelDetails>,
#[serde(skip_serializing_if = "Option::is_none")]
is_recommended: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
is_from_unchecked_file: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
is_package_json_import: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
is_import_statement_completion: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
data: Option<Value>,
}
impl CompletionEntry {
fn get_commit_characters(
&self,
info: &CompletionInfo,
settings: &config::CompletionSettings,
) -> Option<Vec<String>> {
if info.is_new_identifier_location {
return None;
}
let mut commit_characters = vec![];
match self.kind {
ScriptElementKind::MemberGetAccessorElement
| ScriptElementKind::MemberSetAccessorElement
| ScriptElementKind::ConstructSignatureElement
| ScriptElementKind::CallSignatureElement
| ScriptElementKind::IndexSignatureElement
| ScriptElementKind::EnumElement
| ScriptElementKind::InterfaceElement => {
commit_characters.push(".");
commit_characters.push(";");
}
ScriptElementKind::ModuleElement
| ScriptElementKind::Alias
| ScriptElementKind::ConstElement
| ScriptElementKind::LetElement
| ScriptElementKind::VariableElement
| ScriptElementKind::LocalVariableElement
| ScriptElementKind::MemberVariableElement
| ScriptElementKind::ClassElement
| ScriptElementKind::FunctionElement
| ScriptElementKind::MemberFunctionElement
| ScriptElementKind::Keyword
| ScriptElementKind::ParameterElement => {
commit_characters.push(".");
commit_characters.push(",");
commit_characters.push(";");
if !settings.complete_function_calls {
commit_characters.push("(");
}
}
_ => (),
}
if commit_characters.is_empty() {
None
} else {
Some(commit_characters.into_iter().map(String::from).collect())
}
}
fn get_filter_text(&self) -> Option<String> {
if self.name.starts_with('#') {
if let Some(insert_text) = &self.insert_text {
if insert_text.starts_with("this.#") {
return Some(insert_text.replace("this.#", ""));
} else {
return Some(insert_text.clone());
}
} else {
return None;
}
}
if let Some(insert_text) = &self.insert_text {
if insert_text.starts_with("this.") {
return None;
}
if insert_text.starts_with('[') {
return Some(
BRACKET_ACCESSOR_RE
.replace(insert_text, |caps: &Captures| format!(".{}", &caps[1]))
.to_string(),
);
}
}
self.insert_text.clone()
}
pub fn as_completion_item(
&self,
line_index: Arc<LineIndex>,
info: &CompletionInfo,
settings: &config::CompletionSettings,
specifier: &ModuleSpecifier,
position: u32,
) -> lsp::CompletionItem {
let mut label = self.name.clone();
let mut kind: Option<lsp::CompletionItemKind> =
Some(self.kind.clone().into());
let sort_text = if self.source.is_some() {
Some(format!("\u{ffff}{}", self.sort_text))
} else {
Some(self.sort_text.clone())
};
let preselect = self.is_recommended;
let use_code_snippet = settings.complete_function_calls
&& (kind == Some(lsp::CompletionItemKind::FUNCTION)
|| kind == Some(lsp::CompletionItemKind::METHOD));
let commit_characters = self.get_commit_characters(info, settings);
let mut insert_text = self.insert_text.clone();
let insert_text_format = match self.is_snippet {
Some(true) => Some(lsp::InsertTextFormat::SNIPPET),
_ => None,
};
let range = self.replacement_span.clone();
let mut filter_text = self.get_filter_text();
let mut tags = None;
let mut detail = None;
if let Some(kind_modifiers) = &self.kind_modifiers {
let kind_modifiers = parse_kind_modifier(kind_modifiers);
if kind_modifiers.contains("optional") {
if insert_text.is_none() {
insert_text = Some(label.clone());
}
if filter_text.is_none() {
filter_text = Some(label.clone());
}
label += "?";
}
if kind_modifiers.contains("deprecated") {
tags = Some(vec![lsp::CompletionItemTag::DEPRECATED]);
}
if kind_modifiers.contains("color") {
kind = Some(lsp::CompletionItemKind::COLOR);
}
if self.kind == ScriptElementKind::ScriptElement {
for ext_modifier in FILE_EXTENSION_KIND_MODIFIERS {
if kind_modifiers.contains(ext_modifier) {
detail = if self.name.to_lowercase().ends_with(ext_modifier) {
Some(self.name.clone())
} else {
Some(format!("{}{}", self.name, ext_modifier))
};
break;
}
}
}
}
let text_edit =
if let (Some(text_span), Some(new_text)) = (range, &insert_text) {
let range = text_span.to_range(line_index);
let insert_replace_edit = lsp::InsertReplaceEdit {
new_text: new_text.clone(),
insert: range,
replace: range,
};
Some(insert_replace_edit.into())
} else {
None
};
let tsc = CompletionItemData {
specifier: specifier.clone(),
position,
name: self.name.clone(),
source: self.source.clone(),
data: self.data.clone(),
use_code_snippet,
};
lsp::CompletionItem {
label,
kind,
sort_text,
preselect,
text_edit,
filter_text,
insert_text,
insert_text_format,
detail,
tags,
commit_characters,
data: Some(json!({ "tsc": tsc })),
..Default::default()
}
}
}
#[derive(Debug, Default, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
struct CompletionEntryLabelDetails {
#[serde(skip_serializing_if = "Option::is_none")]
detail: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
description: Option<String>,
}
#[derive(Debug, Deserialize)]
pub enum OutliningSpanKind {
#[serde(rename = "comment")]
Comment,
#[serde(rename = "region")]
Region,
#[serde(rename = "code")]
Code,
#[serde(rename = "imports")]
Imports,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct OutliningSpan {
text_span: TextSpan,
// hint_span: TextSpan,
// banner_text: String,
// auto_collapse: bool,
kind: OutliningSpanKind,
}
const FOLD_END_PAIR_CHARACTERS: &[u8] = &[b'}', b']', b')', b'`'];
impl OutliningSpan {
pub fn to_folding_range(
&self,
line_index: Arc<LineIndex>,
content: &[u8],
line_folding_only: bool,
) -> lsp::FoldingRange {
let range = self.text_span.to_range(line_index.clone());
lsp::FoldingRange {
start_line: range.start.line,
start_character: if line_folding_only {
None
} else {
Some(range.start.character)
},
end_line: self.adjust_folding_end_line(
&range,
line_index,
content,
line_folding_only,
),
end_character: if line_folding_only {
None
} else {
Some(range.end.character)
},
kind: self.get_folding_range_kind(&self.kind),
}
}
fn adjust_folding_end_line(
&self,
range: &lsp::Range,
line_index: Arc<LineIndex>,
content: &[u8],
line_folding_only: bool,
) -> u32 {
if line_folding_only && range.end.line > 0 && range.end.character > 0 {
let offset_end: usize = line_index.offset(range.end).unwrap().into();
let fold_end_char = content[offset_end - 1];
if FOLD_END_PAIR_CHARACTERS.contains(&fold_end_char) {
return cmp::max(range.end.line - 1, range.start.line);
}
}
range.end.line
}
fn get_folding_range_kind(
&self,
span_kind: &OutliningSpanKind,
) -> Option<lsp::FoldingRangeKind> {
match span_kind {
OutliningSpanKind::Comment => Some(lsp::FoldingRangeKind::Comment),
OutliningSpanKind::Region => Some(lsp::FoldingRangeKind::Region),
OutliningSpanKind::Imports => Some(lsp::FoldingRangeKind::Imports),
_ => None,
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct SignatureHelpItems {
items: Vec<SignatureHelpItem>,
// applicable_span: TextSpan,
selected_item_index: u32,
argument_index: u32,
// argument_count: u32,
}
impl SignatureHelpItems {
pub fn into_signature_help(
self,
language_server: &language_server::Inner,
) -> lsp::SignatureHelp {
lsp::SignatureHelp {
signatures: self
.items
.into_iter()
.map(|item| item.into_signature_information(language_server))
.collect(),
active_parameter: Some(self.argument_index),
active_signature: Some(self.selected_item_index),
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct SignatureHelpItem {
// is_variadic: bool,
prefix_display_parts: Vec<SymbolDisplayPart>,
suffix_display_parts: Vec<SymbolDisplayPart>,
// separator_display_parts: Vec<SymbolDisplayPart>,
parameters: Vec<SignatureHelpParameter>,
documentation: Vec<SymbolDisplayPart>,
// tags: Vec<JsDocTagInfo>,
}
impl SignatureHelpItem {
pub fn into_signature_information(
self,
language_server: &language_server::Inner,
) -> lsp::SignatureInformation {
let prefix_text =
display_parts_to_string(&self.prefix_display_parts, language_server);
let params_text = self
.parameters
.iter()
.map(|param| {
display_parts_to_string(&param.display_parts, language_server)
})
.collect::<Vec<String>>()
.join(", ");
let suffix_text =
display_parts_to_string(&self.suffix_display_parts, language_server);
let documentation =
display_parts_to_string(&self.documentation, language_server);
lsp::SignatureInformation {
label: format!("{prefix_text}{params_text}{suffix_text}"),
documentation: Some(lsp::Documentation::MarkupContent(
lsp::MarkupContent {
kind: lsp::MarkupKind::Markdown,
value: documentation,
},
)),
parameters: Some(
self
.parameters
.into_iter()
.map(|param| param.into_parameter_information(language_server))
.collect(),
),
active_parameter: None,
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct SignatureHelpParameter {
// name: String,
documentation: Vec<SymbolDisplayPart>,
display_parts: Vec<SymbolDisplayPart>,
// is_optional: bool,
}
impl SignatureHelpParameter {
pub fn into_parameter_information(
self,
language_server: &language_server::Inner,
) -> lsp::ParameterInformation {
let documentation =
display_parts_to_string(&self.documentation, language_server);
lsp::ParameterInformation {
label: lsp::ParameterLabel::Simple(display_parts_to_string(
&self.display_parts,
language_server,
)),
documentation: Some(lsp::Documentation::MarkupContent(
lsp::MarkupContent {
kind: lsp::MarkupKind::Markdown,
value: documentation,
},
)),
}
}
}
#[derive(Debug, Clone, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct SelectionRange {
text_span: TextSpan,
#[serde(skip_serializing_if = "Option::is_none")]
parent: Option<Box<SelectionRange>>,
}
impl SelectionRange {
pub fn to_selection_range(
&self,
line_index: Arc<LineIndex>,
) -> lsp::SelectionRange {
lsp::SelectionRange {
range: self.text_span.to_range(line_index.clone()),
parent: self.parent.as_ref().map(|parent_selection| {
Box::new(parent_selection.to_selection_range(line_index))
}),
}
}
}
#[derive(Debug, Clone, Deserialize)]
struct Response {
// id: usize,
data: Value,
}
struct State {
last_id: usize,
performance: Arc<Performance>,
response: Option<Response>,
state_snapshot: Arc<StateSnapshot>,
specifiers: HashMap<String, String>,
token: CancellationToken,
}
impl State {
fn new(
state_snapshot: Arc<StateSnapshot>,
performance: Arc<Performance>,
) -> Self {
Self {
last_id: 1,
performance,
response: None,
state_snapshot,
specifiers: HashMap::default(),
token: Default::default(),
}
}
/// If a normalized version of the specifier has been stored for tsc, this
/// will "restore" it for communicating back to the tsc language server,
/// otherwise it will just convert the specifier to a string.
fn denormalize_specifier(&self, specifier: &ModuleSpecifier) -> String {
let specifier_str = specifier.to_string();
self
.specifiers
.get(&specifier_str)
.unwrap_or(&specifier_str)
.to_string()
}
/// In certain situations, tsc can request "invalid" specifiers and this will
/// normalize and memoize the specifier.
fn normalize_specifier<S: AsRef<str>>(
&mut self,
specifier: S,
) -> Result<ModuleSpecifier, AnyError> {
let specifier_str = specifier.as_ref().replace(".d.ts.d.ts", ".d.ts");
if specifier_str != specifier.as_ref() {
self
.specifiers
.insert(specifier_str.clone(), specifier.as_ref().to_string());
}
ModuleSpecifier::parse(&specifier_str).map_err(|err| err.into())
}
fn get_asset_or_document(
&self,
specifier: &ModuleSpecifier,
) -> Option<AssetOrDocument> {
let snapshot = &self.state_snapshot;
if specifier.scheme() == "asset" {
snapshot.assets.get(specifier).map(AssetOrDocument::Asset)
} else {
snapshot
.documents
.get(specifier)
.map(AssetOrDocument::Document)
}
}
fn script_version(&self, specifier: &ModuleSpecifier) -> Option<String> {
if specifier.scheme() == "asset" {
if self.state_snapshot.assets.contains_key(specifier) {
Some("1".to_string())
} else {
None
}
} else {
self
.state_snapshot
.documents
.get(specifier)
.map(|d| d.script_version())
}
}
}
fn normalize_specifier<S: AsRef<str>>(
specifier: S,
) -> Result<ModuleSpecifier, AnyError> {
resolve_url(specifier.as_ref().replace(".d.ts.d.ts", ".d.ts").as_str())
.map_err(|err| err.into())
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
struct SpecifierArgs {
specifier: String,
}
#[op]
fn op_is_cancelled(state: &mut OpState) -> bool {
let state = state.borrow_mut::<State>();
state.token.is_cancelled()
}
#[op]
fn op_is_node_file(state: &mut OpState, path: String) -> bool {
let state = state.borrow::<State>();
match ModuleSpecifier::parse(&path) {
Ok(specifier) => state
.state_snapshot
.maybe_npm_resolver
.as_ref()
.map(|r| r.in_npm_package(&specifier))
.unwrap_or(false),
Err(_) => false,
}
}
#[op]
fn op_load(
state: &mut OpState,
args: SpecifierArgs,
) -> Result<Value, AnyError> {
let state = state.borrow_mut::<State>();
let mark = state.performance.mark("op_load", Some(&args));
let specifier = state.normalize_specifier(args.specifier)?;
let asset_or_document = state.get_asset_or_document(&specifier);
state.performance.measure(mark);
Ok(match asset_or_document {
Some(doc) => {
json!({
"data": doc.text(),
"scriptKind": crate::tsc::as_ts_script_kind(doc.media_type()),
"version": state.script_version(&specifier),
})
}
None => Value::Null,
})
}
#[op]
fn op_resolve(
state: &mut OpState,
args: ResolveArgs,
) -> Result<Vec<Option<(String, String)>>, AnyError> {
let state = state.borrow_mut::<State>();
let mark = state.performance.mark("op_resolve", Some(&args));
let referrer = state.normalize_specifier(&args.base)?;
let result = match state.get_asset_or_document(&referrer) {
Some(referrer_doc) => {
let resolved = state.state_snapshot.documents.resolve(
args.specifiers,
&referrer_doc,
state.state_snapshot.maybe_node_resolver.as_ref(),
);
Ok(
resolved
.into_iter()
.map(|o| {
o.map(|(s, mt)| (s.to_string(), mt.as_ts_extension().to_string()))
})
.collect(),
)
}
None => {
lsp_warn!(
"Error resolving. Referring specifier \"{}\" was not found.",
args.base
);
Ok(vec![None; args.specifiers.len()])
}
};
state.performance.measure(mark);
result
}
#[op]
fn op_respond(state: &mut OpState, args: Response) -> bool {
let state = state.borrow_mut::<State>();
state.response = Some(args);
true
}
#[op]
fn op_script_names(state: &mut OpState) -> Vec<String> {
let state = state.borrow_mut::<State>();
let documents = &state.state_snapshot.documents;
let all_docs = documents.documents(DocumentsFilter::AllDiagnosable);
let mut seen = HashSet::new();
let mut result = Vec::new();
if documents.has_injected_types_node_package() {
// ensure this is first so it resolves the node types first
let specifier = "asset:///node_types.d.ts";
result.push(specifier.to_string());
seen.insert(specifier);
}
// inject these next because they're global
for import in documents.module_graph_imports() {
if seen.insert(import.as_str()) {
result.push(import.to_string());
}
}
// finally include the documents and all their dependencies
for doc in &all_docs {
let specifiers = std::iter::once(doc.specifier()).chain(
doc
.dependencies()
.values()
.filter_map(|dep| dep.get_type().or_else(|| dep.get_code())),
);
for specifier in specifiers {
if seen.insert(specifier.as_str()) && documents.exists(specifier) {
// only include dependencies we know to exist otherwise typescript will error
result.push(specifier.to_string());
}
}
}
result
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
struct ScriptVersionArgs {
specifier: String,
}
#[op]
fn op_script_version(
state: &mut OpState,
args: ScriptVersionArgs,
) -> Result<Option<String>, AnyError> {
let state = state.borrow_mut::<State>();
// this op is very "noisy" and measuring its performance is not useful, so we
// don't measure it uniquely anymore.
let specifier = state.normalize_specifier(args.specifier)?;
Ok(state.script_version(&specifier))
}
/// Create and setup a JsRuntime based on a snapshot. It is expected that the
/// supplied snapshot is an isolate that contains the TypeScript language
/// server.
fn js_runtime(performance: Arc<Performance>) -> JsRuntime {
JsRuntime::new(RuntimeOptions {
extensions: vec![deno_tsc::init_ops(performance)],
startup_snapshot: Some(tsc::compiler_snapshot()),
..Default::default()
})
}
deno_core::extension!(deno_tsc,
ops = [
op_is_cancelled,
op_is_node_file,
op_load,
op_resolve,
op_respond,
op_script_names,
op_script_version,
],
options = {
performance: Arc<Performance>
},
state = |state, options| {
state.put(State::new(
Arc::new(StateSnapshot::default()),
options.performance,
));
},
);
/// Instruct a language server runtime to start the language server and provide
/// it with a minimal bootstrap configuration.
fn start(runtime: &mut JsRuntime, debug: bool) -> Result<(), AnyError> {
let init_config = json!({ "debug": debug });
let init_src = format!("globalThis.serverInit({init_config});");
runtime.execute_script(located_script_name!(), init_src.into())?;
Ok(())
}
#[derive(Debug, Deserialize_repr, Serialize_repr)]
#[repr(u32)]
pub enum CompletionTriggerKind {
Invoked = 1,
TriggerCharacter = 2,
TriggerForIncompleteCompletions = 3,
}
impl From<lsp::CompletionTriggerKind> for CompletionTriggerKind {
fn from(kind: lsp::CompletionTriggerKind) -> Self {
match kind {
lsp::CompletionTriggerKind::INVOKED => Self::Invoked,
lsp::CompletionTriggerKind::TRIGGER_CHARACTER => Self::TriggerCharacter,
lsp::CompletionTriggerKind::TRIGGER_FOR_INCOMPLETE_COMPLETIONS => {
Self::TriggerForIncompleteCompletions
}
_ => Self::Invoked,
}
}
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum QuotePreference {
Auto,
Double,
Single,
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum ImportModuleSpecifierPreference {
Auto,
Relative,
NonRelative,
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum ImportModuleSpecifierEnding {
Auto,
Minimal,
Index,
Js,
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum IncludeInlayParameterNameHints {
None,
Literals,
All,
}
impl From<&config::InlayHintsParamNamesEnabled>
for IncludeInlayParameterNameHints
{
fn from(setting: &config::InlayHintsParamNamesEnabled) -> Self {
match setting {
config::InlayHintsParamNamesEnabled::All => Self::All,
config::InlayHintsParamNamesEnabled::Literals => Self::Literals,
config::InlayHintsParamNamesEnabled::None => Self::None,
}
}
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum IncludePackageJsonAutoImports {
Auto,
On,
Off,
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "kebab-case")]
#[allow(dead_code)]
pub enum JsxAttributeCompletionStyle {
Auto,
Braces,
None,
}
#[derive(Debug, Default, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct GetCompletionsAtPositionOptions {
#[serde(flatten)]
pub user_preferences: UserPreferences,
#[serde(skip_serializing_if = "Option::is_none")]
pub trigger_character: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub trigger_kind: Option<CompletionTriggerKind>,
}
#[derive(Debug, Default, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct UserPreferences {
#[serde(skip_serializing_if = "Option::is_none")]
pub disable_suggestions: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub quote_preference: Option<QuotePreference>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_for_module_exports: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_for_import_statements: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_with_snippet_text: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_automatic_optional_chain_completions: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_with_insert_text: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_with_class_member_snippets: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_completions_with_object_literal_method_snippets: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub use_label_details_in_completion_entries: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub allow_incomplete_completions: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub import_module_specifier_preference:
Option<ImportModuleSpecifierPreference>,
#[serde(skip_serializing_if = "Option::is_none")]
pub import_module_specifier_ending: Option<ImportModuleSpecifierEnding>,
#[serde(skip_serializing_if = "Option::is_none")]
pub allow_text_changes_in_new_files: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub provide_prefix_and_suffix_text_for_rename: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_package_json_auto_imports: Option<IncludePackageJsonAutoImports>,
#[serde(skip_serializing_if = "Option::is_none")]
pub provide_refactor_not_applicable_reason: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub jsx_attribute_completion_style: Option<JsxAttributeCompletionStyle>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_parameter_name_hints:
Option<IncludeInlayParameterNameHints>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_parameter_name_hints_when_argument_matches_name:
Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_function_parameter_type_hints: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_variable_type_hints: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_variable_type_hints_when_type_matches_name: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_property_declaration_type_hints: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_function_like_return_type_hints: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub include_inlay_enum_member_value_hints: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub allow_rename_of_import_path: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub auto_import_file_exclude_patterns: Option<Vec<String>>,
}
impl From<&config::WorkspaceSettings> for UserPreferences {
fn from(workspace_settings: &config::WorkspaceSettings) -> Self {
let inlay_hints = &workspace_settings.inlay_hints;
Self {
include_inlay_parameter_name_hints: Some(
(&inlay_hints.parameter_names.enabled).into(),
),
include_inlay_parameter_name_hints_when_argument_matches_name: Some(
!inlay_hints
.parameter_names
.suppress_when_argument_matches_name,
),
include_inlay_function_parameter_type_hints: Some(
inlay_hints.parameter_types.enabled,
),
include_inlay_variable_type_hints: Some(
inlay_hints.variable_types.enabled,
),
include_inlay_variable_type_hints_when_type_matches_name: Some(
!inlay_hints.variable_types.suppress_when_type_matches_name,
),
include_inlay_property_declaration_type_hints: Some(
inlay_hints.property_declaration_types.enabled,
),
include_inlay_function_like_return_type_hints: Some(
inlay_hints.function_like_return_types.enabled,
),
include_inlay_enum_member_value_hints: Some(
inlay_hints.enum_member_values.enabled,
),
..Default::default()
}
}
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct SignatureHelpItemsOptions {
#[serde(skip_serializing_if = "Option::is_none")]
pub trigger_reason: Option<SignatureHelpTriggerReason>,
}
#[derive(Debug, Serialize)]
pub enum SignatureHelpTriggerKind {
#[serde(rename = "characterTyped")]
CharacterTyped,
#[serde(rename = "invoked")]
Invoked,
#[serde(rename = "retrigger")]
Retrigger,
#[serde(rename = "unknown")]
Unknown,
}
impl From<lsp::SignatureHelpTriggerKind> for SignatureHelpTriggerKind {
fn from(kind: lsp::SignatureHelpTriggerKind) -> Self {
match kind {
lsp::SignatureHelpTriggerKind::INVOKED => Self::Invoked,
lsp::SignatureHelpTriggerKind::TRIGGER_CHARACTER => Self::CharacterTyped,
lsp::SignatureHelpTriggerKind::CONTENT_CHANGE => Self::Retrigger,
_ => Self::Unknown,
}
}
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct SignatureHelpTriggerReason {
pub kind: SignatureHelpTriggerKind,
#[serde(skip_serializing_if = "Option::is_none")]
pub trigger_character: Option<String>,
}
#[derive(Debug, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct GetCompletionDetailsArgs {
pub specifier: ModuleSpecifier,
pub position: u32,
pub name: String,
#[serde(skip_serializing_if = "Option::is_none")]
pub source: Option<String>,
#[serde(skip_serializing_if = "Option::is_none")]
pub preferences: Option<UserPreferences>,
#[serde(skip_serializing_if = "Option::is_none")]
pub data: Option<Value>,
}
impl From<&CompletionItemData> for GetCompletionDetailsArgs {
fn from(item_data: &CompletionItemData) -> Self {
Self {
specifier: item_data.specifier.clone(),
position: item_data.position,
name: item_data.name.clone(),
source: item_data.source.clone(),
preferences: None,
data: item_data.data.clone(),
}
}
}
#[derive(Debug)]
pub struct GetNavigateToItemsArgs {
pub search: String,
pub max_result_count: Option<u32>,
pub file: Option<String>,
}
/// Methods that are supported by the Language Service in the compiler isolate.
#[derive(Debug)]
enum RequestMethod {
/// Configure the compilation settings for the server.
Configure(TsConfig),
/// Get rename locations at a given position.
FindRenameLocations {
specifier: ModuleSpecifier,
position: u32,
find_in_strings: bool,
find_in_comments: bool,
provide_prefix_and_suffix_text_for_rename: bool,
},
GetAssets,
/// Retrieve the possible refactor info for a range of a file.
GetApplicableRefactors((ModuleSpecifier, TextSpan, String)),
/// Retrieve the refactor edit info for a range.
GetEditsForRefactor((ModuleSpecifier, TextSpan, String, String)),
/// Retrieve code fixes for a range of a file with the provided error codes.
GetCodeFixes((ModuleSpecifier, u32, u32, Vec<String>)),
/// Get completion information at a given position (IntelliSense).
GetCompletions((ModuleSpecifier, u32, GetCompletionsAtPositionOptions)),
/// Get details about a specific completion entry.
GetCompletionDetails(GetCompletionDetailsArgs),
/// Retrieve the combined code fixes for a fix id for a module.
GetCombinedCodeFix((ModuleSpecifier, Value)),
/// Get declaration information for a specific position.
GetDefinition((ModuleSpecifier, u32)),
/// Return diagnostics for given file.
GetDiagnostics(Vec<ModuleSpecifier>),
/// Return document highlights at position.
GetDocumentHighlights((ModuleSpecifier, u32, Vec<ModuleSpecifier>)),
/// Get semantic highlights information for a particular file.
GetEncodedSemanticClassifications((ModuleSpecifier, TextSpan)),
/// Get implementation information for a specific position.
GetImplementation((ModuleSpecifier, u32)),
/// Get "navigate to" items, which are converted to workspace symbols
GetNavigateToItems(GetNavigateToItemsArgs),
/// Get a "navigation tree" for a specifier.
GetNavigationTree(ModuleSpecifier),
/// Get outlining spans for a specifier.
GetOutliningSpans(ModuleSpecifier),
/// Return quick info at position (hover information).
GetQuickInfo((ModuleSpecifier, u32)),
/// Finds the document references for a specific position.
FindReferences {
specifier: ModuleSpecifier,
position: u32,
},
/// Get signature help items for a specific position.
GetSignatureHelpItems((ModuleSpecifier, u32, SignatureHelpItemsOptions)),
/// Get a selection range for a specific position.
GetSmartSelectionRange((ModuleSpecifier, u32)),
/// Get the diagnostic codes that support some form of code fix.
GetSupportedCodeFixes,
/// Get the type definition information for a specific position.
GetTypeDefinition {
specifier: ModuleSpecifier,
position: u32,
},
/// Resolve a call hierarchy item for a specific position.
PrepareCallHierarchy((ModuleSpecifier, u32)),
/// Resolve incoming call hierarchy items for a specific position.
ProvideCallHierarchyIncomingCalls((ModuleSpecifier, u32)),
/// Resolve outgoing call hierarchy items for a specific position.
ProvideCallHierarchyOutgoingCalls((ModuleSpecifier, u32)),
/// Resolve inlay hints for a specific text span
ProvideInlayHints((ModuleSpecifier, TextSpan, UserPreferences)),
// Special request, used only internally by the LSP
Restart,
}
impl RequestMethod {
fn to_value(&self, state: &State, id: usize) -> Value {
match self {
RequestMethod::Configure(config) => json!({
"id": id,
"method": "configure",
"compilerOptions": config,
}),
RequestMethod::FindRenameLocations {
specifier,
position,
find_in_strings,
find_in_comments,
provide_prefix_and_suffix_text_for_rename,
} => {
json!({
"id": id,
"method": "findRenameLocations",
"specifier": state.denormalize_specifier(specifier),
"position": position,
"findInStrings": find_in_strings,
"findInComments": find_in_comments,
"providePrefixAndSuffixTextForRename": provide_prefix_and_suffix_text_for_rename
})
}
RequestMethod::GetAssets => json!({
"id": id,
"method": "getAssets",
}),
RequestMethod::GetApplicableRefactors((specifier, span, kind)) => json!({
"id": id,
"method": "getApplicableRefactors",
"specifier": state.denormalize_specifier(specifier),
"range": { "pos": span.start, "end": span.start + span.length },
"kind": kind,
}),
RequestMethod::GetEditsForRefactor((
specifier,
span,
refactor_name,
action_name,
)) => json!({
"id": id,
"method": "getEditsForRefactor",
"specifier": state.denormalize_specifier(specifier),
"range": { "pos": span.start, "end": span.start + span.length},
"refactorName": refactor_name,
"actionName": action_name,
}),
RequestMethod::GetCodeFixes((
specifier,
start_pos,
end_pos,
error_codes,
)) => json!({
"id": id,
"method": "getCodeFixes",
"specifier": state.denormalize_specifier(specifier),
"startPosition": start_pos,
"endPosition": end_pos,
"errorCodes": error_codes,
}),
RequestMethod::GetCombinedCodeFix((specifier, fix_id)) => json!({
"id": id,
"method": "getCombinedCodeFix",
"specifier": state.denormalize_specifier(specifier),
"fixId": fix_id,
}),
RequestMethod::GetCompletionDetails(args) => json!({
"id": id,
"method": "getCompletionDetails",
"args": args
}),
RequestMethod::GetCompletions((specifier, position, preferences)) => {
json!({
"id": id,
"method": "getCompletions",
"specifier": state.denormalize_specifier(specifier),
"position": position,
"preferences": preferences,
})
}
RequestMethod::GetDefinition((specifier, position)) => json!({
"id": id,
"method": "getDefinition",
"specifier": state.denormalize_specifier(specifier),
"position": position,
}),
RequestMethod::GetDiagnostics(specifiers) => json!({
"id": id,
"method": "getDiagnostics",
"specifiers": specifiers.iter().map(|s| state.denormalize_specifier(s)).collect::<Vec<String>>(),
}),
RequestMethod::GetDocumentHighlights((
specifier,
position,
files_to_search,
)) => json!({
"id": id,
"method": "getDocumentHighlights",
"specifier": state.denormalize_specifier(specifier),
"position": position,
"filesToSearch": files_to_search,
}),
RequestMethod::GetEncodedSemanticClassifications((specifier, span)) => {
json!({
"id": id,
"method": "getEncodedSemanticClassifications",
"specifier": state.denormalize_specifier(specifier),
"span": span,
})
}
RequestMethod::GetImplementation((specifier, position)) => json!({
"id": id,
"method": "getImplementation",
"specifier": state.denormalize_specifier(specifier),
"position": position,
}),
RequestMethod::GetNavigateToItems(GetNavigateToItemsArgs {
search,
max_result_count,
file,
}) => json!({
"id": id,
"method": "getNavigateToItems",
"search": search,
"maxResultCount": max_result_count,
"file": file,
}),
RequestMethod::GetNavigationTree(specifier) => json!({
"id": id,
"method": "getNavigationTree",
"specifier": state.denormalize_specifier(specifier),
}),
RequestMethod::GetOutliningSpans(specifier) => json!({
"id": id,
"method": "getOutliningSpans",
"specifier": state.denormalize_specifier(specifier),
}),
RequestMethod::GetQuickInfo((specifier, position)) => json!({
"id": id,
"method": "getQuickInfo",
"specifier": state.denormalize_specifier(specifier),
"position": position,
}),
RequestMethod::FindReferences {
specifier,
position,
} => json!({
"id": id,
"method": "findReferences",
"specifier": state.denormalize_specifier(specifier),
"position": position,
}),
RequestMethod::GetSignatureHelpItems((specifier, position, options)) => {
json!({
"id": id,
"method": "getSignatureHelpItems",
"specifier": state.denormalize_specifier(specifier),
"position": position,
"options": options,
})
}
RequestMethod::GetSmartSelectionRange((specifier, position)) => {
json!({
"id": id,
"method": "getSmartSelectionRange",
"specifier": state.denormalize_specifier(specifier),
"position": position
})
}
RequestMethod::GetSupportedCodeFixes => json!({
"id": id,
"method": "getSupportedCodeFixes",
}),
RequestMethod::GetTypeDefinition {
specifier,
position,
} => json!({
"id": id,
"method": "getTypeDefinition",
"specifier": state.denormalize_specifier(specifier),
"position": position
}),
RequestMethod::PrepareCallHierarchy((specifier, position)) => {
json!({
"id": id,
"method": "prepareCallHierarchy",
"specifier": state.denormalize_specifier(specifier),
"position": position
})
}
RequestMethod::ProvideCallHierarchyIncomingCalls((
specifier,
position,
)) => {
json!({
"id": id,
"method": "provideCallHierarchyIncomingCalls",
"specifier": state.denormalize_specifier(specifier),
"position": position
})
}
RequestMethod::ProvideCallHierarchyOutgoingCalls((
specifier,
position,
)) => {
json!({
"id": id,
"method": "provideCallHierarchyOutgoingCalls",
"specifier": state.denormalize_specifier(specifier),
"position": position
})
}
RequestMethod::ProvideInlayHints((specifier, span, preferences)) => {
json!({
"id": id,
"method": "provideInlayHints",
"specifier": state.denormalize_specifier(specifier),
"span": span,
"preferences": preferences,
})
}
RequestMethod::Restart => json!({
"id": id,
"method": "restart",
}),
}
}
}
/// Send a request into a runtime and return the JSON value of the response.
fn request(
runtime: &mut JsRuntime,
state_snapshot: Arc<StateSnapshot>,
method: RequestMethod,
token: CancellationToken,
) -> Result<Value, AnyError> {
let (performance, request_params) = {
let op_state = runtime.op_state();
let mut op_state = op_state.borrow_mut();
let state = op_state.borrow_mut::<State>();
state.state_snapshot = state_snapshot;
state.token = token;
state.last_id += 1;
let id = state.last_id;
(state.performance.clone(), method.to_value(state, id))
};
let mark = performance.mark("request", Some(request_params.clone()));
let request_src = format!("globalThis.serverRequest({request_params});");
runtime.execute_script(located_script_name!(), request_src.into())?;
let op_state = runtime.op_state();
let mut op_state = op_state.borrow_mut();
let state = op_state.borrow_mut::<State>();
performance.measure(mark);
if let Some(response) = state.response.clone() {
state.response = None;
Ok(response.data)
} else {
Err(custom_error(
"RequestError",
"The response was not received for the request.",
))
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::cache::HttpCache;
use crate::http_util::HeadersMap;
use crate::lsp::config::WorkspaceSettings;
use crate::lsp::documents::Documents;
use crate::lsp::documents::LanguageId;
use crate::lsp::text::LineIndex;
use crate::tsc::AssetText;
use pretty_assertions::assert_eq;
use std::path::Path;
use std::path::PathBuf;
use test_util::TempDir;
fn mock_state_snapshot(
fixtures: &[(&str, &str, i32, LanguageId)],
location: &Path,
) -> StateSnapshot {
let mut documents = Documents::new(location.to_path_buf());
for (specifier, source, version, language_id) in fixtures {
let specifier =
resolve_url(specifier).expect("failed to create specifier");
documents.open(
specifier.clone(),
*version,
*language_id,
(*source).into(),
);
}
StateSnapshot {
documents,
..Default::default()
}
}
fn setup(
temp_dir: &TempDir,
debug: bool,
config: Value,
sources: &[(&str, &str, i32, LanguageId)],
) -> (JsRuntime, Arc<StateSnapshot>, PathBuf) {
let location = temp_dir.path().join("deps").to_path_buf();
let state_snapshot = Arc::new(mock_state_snapshot(sources, &location));
let mut runtime = js_runtime(Default::default());
start(&mut runtime, debug).unwrap();
let ts_config = TsConfig::new(config);
assert_eq!(
request(
&mut runtime,
state_snapshot.clone(),
RequestMethod::Configure(ts_config),
Default::default(),
)
.expect("failed request"),
json!(true)
);
(runtime, state_snapshot, location)
}
#[test]
fn test_replace_links() {
let actual = replace_links(r"test {@link http://deno.land/x/mod.ts} test");
assert_eq!(
actual,
r"test [http://deno.land/x/mod.ts](http://deno.land/x/mod.ts) test"
);
let actual =
replace_links(r"test {@link http://deno.land/x/mod.ts a link} test");
assert_eq!(actual, r"test [a link](http://deno.land/x/mod.ts) test");
let actual =
replace_links(r"test {@linkcode http://deno.land/x/mod.ts a link} test");
assert_eq!(actual, r"test [`a link`](http://deno.land/x/mod.ts) test");
}
#[test]
fn test_project_configure() {
let temp_dir = TempDir::new();
setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
&[],
);
}
#[test]
fn test_project_reconfigure() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
&[],
);
let ts_config = TsConfig::new(json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
"lib": ["deno.ns", "deno.worker"]
}));
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::Configure(ts_config),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!(true));
}
#[test]
fn test_get_diagnostics() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"console.log("hello deno");"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": [
{
"start": {
"line": 0,
"character": 0,
},
"end": {
"line": 0,
"character": 7
},
"fileName": "file:///a.ts",
"messageText": "Cannot find name 'console'. Do you need to change your target library? Try changing the \'lib\' compiler option to include 'dom'.",
"sourceLine": "console.log(\"hello deno\");",
"category": 1,
"code": 2584
}
]
})
);
}
#[test]
fn test_get_diagnostics_lib() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"jsx": "react",
"lib": ["esnext", "dom", "deno.ns"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"console.log(document.location);"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_module_resolution() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import { B } from "https://deno.land/x/b/mod.ts";
const b = new B();
console.log(b);
"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_bad_module_specifiers() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import { A } from ".";
"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": [{
"start": {
"line": 1,
"character": 8
},
"end": {
"line": 1,
"character": 30
},
"fileName": "file:///a.ts",
"messageText": "\'A\' is declared but its value is never read.",
"sourceLine": " import { A } from \".\";",
"category": 2,
"code": 6133,
"reportsUnnecessary": true,
}]
})
);
}
#[test]
fn test_remote_modules() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import { B } from "https://deno.land/x/b/mod.ts";
const b = new B();
console.log(b);
"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_partial_modules() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import {
Application,
Context,
Router,
Status,
} from "https://deno.land/x/oak@v6.3.2/mod.ts";
import * as test from
"#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": [{
"start": {
"line": 1,
"character": 8
},
"end": {
"line": 6,
"character": 55,
},
"fileName": "file:///a.ts",
"messageText": "All imports in import declaration are unused.",
"sourceLine": " import {",
"category": 2,
"code": 6192,
"reportsUnnecessary": true
}, {
"start": {
"line": 8,
"character": 29
},
"end": {
"line": 8,
"character": 29
},
"fileName": "file:///a.ts",
"messageText": "Expression expected.",
"sourceLine": " import * as test from",
"category": 1,
"code": 1109
}]
})
);
}
#[test]
fn test_no_debug_failure() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"const url = new URL("b.js", import."#,
1,
LanguageId::TypeScript,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": [
{
"start": {
"line": 0,
"character": 35,
},
"end": {
"line": 0,
"character": 35
},
"fileName": "file:///a.ts",
"messageText": "Identifier expected.",
"sourceLine": "const url = new URL(\"b.js\", import.",
"category": 1,
"code": 1003,
}
]
})
);
}
#[test]
fn test_request_assets() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) =
setup(&temp_dir, false, json!({}), &[]);
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetAssets,
Default::default(),
)
.unwrap();
let assets: Vec<AssetText> = serde_json::from_value(result).unwrap();
let mut asset_names = assets
.iter()
.map(|a| {
a.specifier
.replace("asset:///lib.", "")
.replace(".d.ts", "")
})
.collect::<Vec<_>>();
let mut expected_asset_names: Vec<String> = serde_json::from_str(
include_str!(concat!(env!("OUT_DIR"), "/lib_file_names.json")),
)
.unwrap();
asset_names.sort();
expected_asset_names.sort();
// You might have found this assertion starts failing after upgrading TypeScript.
// Ensure build.rs is updated so these match.
assert_eq!(asset_names, expected_asset_names);
// get some notification when the size of the assets grows
let mut total_size = 0;
for asset in assets {
total_size += asset.text.len();
}
assert!(total_size > 0);
assert!(total_size < 2_000_000); // currently as of TS 4.6, it's 0.7MB
}
#[test]
fn test_modify_sources() {
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, location) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import * as a from "https://deno.land/x/example/a.ts";
if (a.a === "b") {
console.log("fail");
}
"#,
1,
LanguageId::TypeScript,
)],
);
let cache = HttpCache::new(location);
let specifier_dep =
resolve_url("https://deno.land/x/example/a.ts").unwrap();
cache
.set(
&specifier_dep,
HeadersMap::default(),
b"export const b = \"b\";\n",
)
.unwrap();
let specifier = resolve_url("file:///a.ts").unwrap();
let result = request(
&mut runtime,
state_snapshot.clone(),
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": [
{
"start": {
"line": 2,
"character": 16,
},
"end": {
"line": 2,
"character": 17
},
"fileName": "file:///a.ts",
"messageText": "Property \'a\' does not exist on type \'typeof import(\"https://deno.land/x/example/a\")\'.",
"sourceLine": " if (a.a === \"b\") {",
"code": 2339,
"category": 1,
}
]
})
);
cache
.set(
&specifier_dep,
HeadersMap::default(),
b"export const b = \"b\";\n\nexport const a = \"b\";\n",
)
.unwrap();
let specifier = resolve_url("file:///a.ts").unwrap();
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"file:///a.ts": []
})
);
}
#[test]
fn test_completion_entry_filter_text() {
let fixture = CompletionEntry {
kind: ScriptElementKind::MemberVariableElement,
name: "['foo']".to_string(),
insert_text: Some("['foo']".to_string()),
..Default::default()
};
let actual = fixture.get_filter_text();
assert_eq!(actual, Some(".foo".to_string()));
let fixture = CompletionEntry {
kind: ScriptElementKind::MemberVariableElement,
name: "#abc".to_string(),
..Default::default()
};
let actual = fixture.get_filter_text();
assert_eq!(actual, None);
let fixture = CompletionEntry {
kind: ScriptElementKind::MemberVariableElement,
name: "#abc".to_string(),
insert_text: Some("this.#abc".to_string()),
..Default::default()
};
let actual = fixture.get_filter_text();
assert_eq!(actual, Some("abc".to_string()));
}
#[test]
fn test_completions() {
let fixture = r#"
import { B } from "https://deno.land/x/b/mod.ts";
const b = new B();
console.
"#;
let line_index = LineIndex::new(fixture);
let position = line_index
.offset_tsc(lsp::Position {
line: 5,
character: 16,
})
.unwrap();
let temp_dir = TempDir::new();
let (mut runtime, state_snapshot, _) = setup(
&temp_dir,
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[("file:///a.ts", fixture, 1, LanguageId::TypeScript)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot.clone(),
RequestMethod::GetDiagnostics(vec![specifier.clone()]),
Default::default(),
);
assert!(result.is_ok());
let result = request(
&mut runtime,
state_snapshot.clone(),
RequestMethod::GetCompletions((
specifier.clone(),
position,
GetCompletionsAtPositionOptions {
user_preferences: UserPreferences {
include_completions_with_insert_text: Some(true),
..Default::default()
},
trigger_character: Some(".".to_string()),
trigger_kind: None,
},
)),
Default::default(),
);
assert!(result.is_ok());
let response: CompletionInfo =
serde_json::from_value(result.unwrap()).unwrap();
assert_eq!(response.entries.len(), 22);
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetCompletionDetails(GetCompletionDetailsArgs {
specifier,
position,
name: "log".to_string(),
source: None,
preferences: None,
data: None,
}),
Default::default(),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(
response,
json!({
"name": "log",
"kindModifiers": "declare",
"kind": "method",
"displayParts": [
{
"text": "(",
"kind": "punctuation"
},
{
"text": "method",
"kind": "text"
},
{
"text": ")",
"kind": "punctuation"
},
{
"text": " ",
"kind": "space"
},
{
"text": "Console",
"kind": "interfaceName"
},
{
"text": ".",
"kind": "punctuation"
},
{
"text": "log",
"kind": "methodName"
},
{
"text": "(",
"kind": "punctuation"
},
{
"text": "...",
"kind": "punctuation"
},
{
"text": "data",
"kind": "parameterName"
},
{
"text": ":",
"kind": "punctuation"
},
{
"text": " ",
"kind": "space"
},
{
"text": "any",
"kind": "keyword"
},
{
"text": "[",
"kind": "punctuation"
},
{
"text": "]",
"kind": "punctuation"
},
{
"text": ")",
"kind": "punctuation"
},
{
"text": ":",
"kind": "punctuation"
},
{
"text": " ",
"kind": "space"
},
{
"text": "void",
"kind": "keyword"
}
],
"documentation": []
})
);
}
#[test]
fn test_update_import_statement() {
let fixtures = vec![
(
"file:///a/a.ts",
"./b",
"file:///a/b.ts",
"import { b } from \"./b\";\n\n",
"import { b } from \"./b.ts\";\n\n",
),
(
"file:///a/a.ts",
"../b/b",
"file:///b/b.ts",
"import { b } from \"../b/b\";\n\n",
"import { b } from \"../b/b.ts\";\n\n",
),
("file:///a/a.ts", "./b", "file:///a/b.ts", ", b", ", b"),
];
for (
specifier_text,
module_specifier,
file_name,
orig_text,
expected_text,
) in fixtures
{
let specifier = ModuleSpecifier::parse(specifier_text).unwrap();
let item_data = CompletionItemData {
specifier: specifier.clone(),
position: 0,
name: "b".to_string(),
source: None,
data: Some(json!({
"moduleSpecifier": module_specifier,
"fileName": file_name,
})),
use_code_snippet: false,
};
let actual = update_import_statement(
lsp::TextEdit {
range: lsp::Range {
start: lsp::Position {
line: 0,
character: 0,
},
end: lsp::Position {
line: 0,
character: 0,
},
},
new_text: orig_text.to_string(),
},
&item_data,
);
assert_eq!(
actual,
lsp::TextEdit {
range: lsp::Range {
start: lsp::Position {
line: 0,
character: 0,
},
end: lsp::Position {
line: 0,
character: 0,
},
},
new_text: expected_text.to_string(),
}
);
}
}
#[test]
fn include_supress_inlay_hit_settings() {
let mut settings = WorkspaceSettings::default();
settings
.inlay_hints
.parameter_names
.suppress_when_argument_matches_name = true;
settings
.inlay_hints
.variable_types
.suppress_when_type_matches_name = true;
let user_preferences: UserPreferences = (&settings).into();
assert_eq!(
user_preferences.include_inlay_variable_type_hints_when_type_matches_name,
Some(false)
);
assert_eq!(
user_preferences
.include_inlay_parameter_name_hints_when_argument_matches_name,
Some(false)
);
}
}
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