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denoland-deno/cli/lsp/tsc.rs
Kitson Kelly 2c52c0a145
fix(lsp): folding range adjustment panic (#10030) 
Fixes #10029
2021-04-06 13:27:27 +10:00

2801 lines
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Rust
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// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
use super::analysis::CodeLensSource;
use super::analysis::ResolvedDependency;
use super::analysis::ResolvedDependencyErr;
use super::config;
use super::language_server;
use super::language_server::StateSnapshot;
use super::text;
use super::text::LineIndex;
use crate::media_type::MediaType;
use crate::tokio_util::create_basic_runtime;
use crate::tsc;
use crate::tsc::ResolveArgs;
use crate::tsc_config::TsConfig;
use deno_core::error::anyhow;
use deno_core::error::custom_error;
use deno_core::error::AnyError;
use deno_core::json_op_sync;
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::url::Url;
use deno_core::JsRuntime;
use deno_core::ModuleSpecifier;
use deno_core::OpFn;
use deno_core::RuntimeOptions;
use log::warn;
use lspower::lsp;
use regex::Captures;
use regex::Regex;
use std::collections::HashMap;
use std::collections::HashSet;
use std::thread;
use std::{borrow::Cow, cmp};
use text_size::TextSize;
use tokio::sync::mpsc;
use tokio::sync::oneshot;
const FILE_EXTENSION_KIND_MODIFIERS: &[&str] =
&[".d.ts", ".ts", ".tsx", ".js", ".jsx", ".json"];
type Request = (
RequestMethod,
StateSnapshot,
oneshot::Sender<Result<Value, AnyError>>,
);
#[derive(Clone, Debug)]
pub struct TsServer(mpsc::UnboundedSender<Request>);
impl TsServer {
pub fn new() -> Self {
let (tx, mut rx) = mpsc::unbounded_channel::<Request>();
let _join_handle = thread::spawn(move || {
// TODO(@kitsonk) we need to allow displaying diagnostics here, but the
// current compiler snapshot sends them to stdio which would totally break
// the language server...
let mut ts_runtime = start(false).expect("could not start tsc");
let runtime = create_basic_runtime();
runtime.block_on(async {
while let Some((req, state_snapshot, tx)) = rx.recv().await {
let value = request(&mut ts_runtime, state_snapshot, req);
if tx.send(value).is_err() {
warn!("Unable to send result to client.");
}
}
})
});
Self(tx)
}
pub async fn request<R>(
&self,
snapshot: StateSnapshot,
req: RequestMethod,
) -> Result<R, AnyError>
where
R: de::DeserializeOwned,
{
let (tx, rx) = oneshot::channel::<Result<Value, AnyError>>();
if self.0.send((req, snapshot, tx)).is_err() {
return Err(anyhow!("failed to send request to tsc thread"));
}
rx.await?.map(|v| serde_json::from_value::<R>(v).unwrap())
}
}
/// 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 {
pub text: String,
pub length: usize,
pub line_index: LineIndex,
}
impl AssetDocument {
pub fn new<T: AsRef<str>>(text: T) -> Self {
let text = text.as_ref();
Self {
text: text.to_string(),
length: text.encode_utf16().count(),
line_index: LineIndex::new(text),
}
}
}
#[derive(Debug, Clone)]
pub struct Assets(HashMap<ModuleSpecifier, Option<AssetDocument>>);
impl Default for Assets {
fn default() -> Self {
let assets = tsc::STATIC_ASSETS
.iter()
.map(|(k, v)| {
let url_str = format!("asset:///{}", k);
let specifier = resolve_url(&url_str).unwrap();
let asset = AssetDocument::new(v);
(specifier, Some(asset))
})
.collect();
Self(assets)
}
}
impl Assets {
pub fn contains_key(&self, k: &ModuleSpecifier) -> bool {
self.0.contains_key(k)
}
pub fn get(&self, k: &ModuleSpecifier) -> Option<&Option<AssetDocument>> {
self.0.get(k)
}
pub fn insert(
&mut self,
k: ModuleSpecifier,
v: Option<AssetDocument>,
) -> Option<Option<AssetDocument>> {
self.0.insert(k, v)
}
}
/// Optionally returns an internal asset, first checking for any static assets
/// in Rust, then checking any previously retrieved static assets from the
/// isolate, and then finally, the tsc isolate itself.
pub async fn get_asset(
specifier: &ModuleSpecifier,
ts_server: &TsServer,
state_snapshot: StateSnapshot,
) -> Result<Option<AssetDocument>, AnyError> {
let specifier_str = specifier.to_string().replace("asset:///", "");
if let Some(text) = tsc::get_asset(&specifier_str) {
let maybe_asset = Some(AssetDocument::new(text));
Ok(maybe_asset)
} else {
let res = ts_server
.request(state_snapshot, RequestMethod::GetAsset(specifier.clone()))
.await?;
let maybe_text: Option<String> = serde_json::from_value(res)?;
let maybe_asset = maybe_text.map(AssetDocument::new);
Ok(maybe_asset)
}
}
fn display_parts_to_string(parts: &[SymbolDisplayPart]) -> String {
parts
.iter()
.map(|p| p.text.to_string())
.collect::<Vec<String>>()
.join("")
}
fn get_tag_body_text(tag: &JsDocTagInfo) -> Option<String> {
tag.text.as_ref().map(|text| match tag.name.as_str() {
"example" => {
let caption_regex =
Regex::new(r"<caption>(.*?)</caption>\s*\r?\n((?:\s|\S)*)").unwrap();
if caption_regex.is_match(&text) {
caption_regex
.replace(text, |c: &Captures| {
format!("{}\n\n{}", &c[1], make_codeblock(&c[2]))
})
.to_string()
} else {
make_codeblock(text)
}
}
"author" => {
let email_match_regex = Regex::new(r"(.+)\s<([-.\w]+@[-.\w]+)>").unwrap();
email_match_regex
.replace(text, |c: &Captures| format!("{} {}", &c[1], &c[2]))
.to_string()
}
"default" => make_codeblock(text),
_ => replace_links(text),
})
}
fn get_tag_documentation(tag: &JsDocTagInfo) -> String {
match tag.name.as_str() {
"augments" | "extends" | "param" | "template" => {
if let Some(text) = &tag.text {
let part_regex = Regex::new(r"^(\S+)\s*-?\s*").unwrap();
let body: Vec<&str> = part_regex.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);
if let Some(text) = maybe_text {
if text.contains('\n') {
format!("{} \n{}", label, text)
} else {
format!("{} - {}", label, text)
}
} else {
label
}
}
fn make_codeblock(text: &str) -> String {
let codeblock_regex = Regex::new(r"^\s*[~`]{3}").unwrap();
if codeblock_regex.is_match(text) {
text.to_string()
} else {
format!("```\n{}\n```", text)
}
}
/// Replace JSDoc like links (`{@link http://example.com}`) with markdown links
fn replace_links(text: &str) -> String {
let jsdoc_links_regex = Regex::new(r"(?i)\{@(link|linkplain|linkcode) (https?://[^ |}]+?)(?:[| ]([^{}\n]+?))?\}").unwrap();
jsdoc_links_regex
.replace_all(text, |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> {
let re = Regex::new(r",|\s+").unwrap();
re.split(kind_modifiers).collect()
}
#[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,
}
impl Default for ScriptElementKind {
fn default() -> Self {
Self::Unknown
}
}
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::EnumMember
}
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,
}
}
}
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct TextSpan {
pub start: u32,
pub length: u32,
}
impl TextSpan {
pub fn to_range(&self, line_index: &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, Deserialize, Clone)]
#[serde(rename_all = "camelCase")]
pub struct SymbolDisplayPart {
text: String,
kind: String,
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct JsDocTagInfo {
name: String,
text: Option<String>,
}
#[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>>,
}
impl QuickInfo {
pub fn to_hover(&self, line_index: &LineIndex) -> lsp::Hover {
let mut contents = Vec::<lsp::MarkedString>::new();
if let Some(display_string) = self
.display_parts
.clone()
.map(|p| display_parts_to_string(&p))
{
contents.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))
{
contents.push(lsp::MarkedString::from_markdown(documentation));
}
if let Some(tags) = &self.tags {
let tags_preview = tags
.iter()
.map(get_tag_documentation)
.collect::<Vec<String>>()
.join(" \n\n");
if !tags_preview.is_empty() {
contents.push(lsp::MarkedString::from_markdown(format!(
"\n\n{}",
tags_preview
)));
}
}
lsp::Hover {
contents: lsp::HoverContents::Array(contents),
range: Some(self.text_span.to_range(line_index)),
}
}
}
#[derive(Debug, Deserialize)]
#[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(crate) async fn to_link(
&self,
line_index: &LineIndex,
language_server: &mut language_server::Inner,
) -> Option<lsp::LocationLink> {
let target_specifier = resolve_url(&self.file_name).unwrap();
let target_line_index = language_server
.get_line_index(target_specifier.clone())
.await
.ok()?;
let target_uri = language_server
.url_map
.normalize_specifier(&target_specifier)
.unwrap();
let (target_range, target_selection_range) =
if let Some(context_span) = &self.context_span {
(
context_span.to_range(&target_line_index),
self.text_span.to_range(&target_line_index),
)
} else {
(
self.text_span.to_range(&target_line_index),
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_range,
target_selection_range,
};
Some(link)
}
}
#[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: &LineIndex,
specifier: &ModuleSpecifier,
source: &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 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(crate) fn to_location(
&self,
line_index: &LineIndex,
language_server: &mut language_server::Inner,
) -> lsp::Location {
let specifier = resolve_url(&self.document_span.file_name).unwrap();
let uri = language_server
.url_map
.normalize_specifier(&specifier)
.unwrap();
lsp::Location {
uri,
range: self.document_span.text_span.to_range(line_index),
}
}
pub(crate) async fn to_link(
&self,
line_index: &LineIndex,
language_server: &mut language_server::Inner,
) -> Option<lsp::LocationLink> {
self
.document_span
.to_link(line_index, language_server)
.await
}
}
#[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(crate) async fn into_workspace_edit(
self,
new_name: &str,
language_server: &mut language_server::Inner,
) -> Result<lsp::WorkspaceEdit, AnyError> {
let mut text_document_edit_map: HashMap<Url, lsp::TextDocumentEdit> =
HashMap::new();
for location in self.locations.iter() {
let specifier = resolve_url(&location.document_span.file_name)?;
let uri = language_server.url_map.normalize_specifier(&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.clone(),
version: language_server.document_version(specifier.clone()),
},
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(&language_server.get_line_index(specifier.clone()).await?),
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(crate) async fn to_definition(
&self,
line_index: &LineIndex,
language_server: &mut 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, language_server).await
{
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: &LineIndex,
) -> Vec<lsp::DocumentHighlight> {
self
.highlight_spans
.iter()
.map(|hs| lsp::DocumentHighlight {
range: hs.text_span.to_range(line_index),
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 {
span: TextSpan,
new_text: String,
}
impl TextChange {
pub fn as_text_edit(
&self,
line_index: &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 {
file_name: String,
text_changes: Vec<TextChange>,
#[serde(skip_serializing_if = "Option::is_none")]
is_new_file: Option<bool>,
}
impl FileTextChanges {
pub(crate) async fn to_text_document_edit(
&self,
language_server: &mut language_server::Inner,
) -> Result<lsp::TextDocumentEdit, AnyError> {
let specifier = resolve_url(&self.file_name)?;
let line_index = language_server.get_line_index(specifier.clone()).await?;
let edits = self
.text_changes
.iter()
.map(|tc| tc.as_text_edit(&line_index))
.collect();
Ok(lsp::TextDocumentEdit {
text_document: lsp::OptionalVersionedTextDocumentIdentifier {
uri: specifier.clone(),
version: language_server.document_version(specifier),
},
edits,
})
}
}
#[derive(Debug, Deserialize)]
#[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 ReferenceEntry {
is_write_access: bool,
pub is_definition: bool,
is_in_string: Option<bool>,
#[serde(flatten)]
pub document_span: DocumentSpan,
}
impl ReferenceEntry {
pub(crate) fn to_location(
&self,
line_index: &LineIndex,
language_server: &mut language_server::Inner,
) -> lsp::Location {
let specifier = resolve_url(&self.document_span.file_name).unwrap();
let uri = language_server
.url_map
.normalize_specifier(&specifier)
.unwrap();
lsp::Location {
uri,
range: self.document_span.text_span.to_range(line_index),
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionEntryDetails {
name: String,
kind: ScriptElementKind,
kind_modifiers: String,
display_parts: Vec<SymbolDisplayPart>,
documentation: Option<Vec<SymbolDisplayPart>>,
tags: Option<Vec<JsDocTagInfo>>,
code_actions: Option<Vec<CodeAction>>,
source: Option<Vec<SymbolDisplayPart>>,
}
impl CompletionEntryDetails {
pub fn as_completion_item(
&self,
original_item: &lsp::CompletionItem,
) -> lsp::CompletionItem {
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)))
} else {
None
};
let documentation = if let Some(parts) = &self.documentation {
let mut value = display_parts_to_string(parts);
if let Some(tags) = &self.tags {
let tag_documentation = tags
.iter()
.map(get_tag_documentation)
.collect::<Vec<String>>()
.join("");
value = format!("{}\n\n{}", value, tag_documentation);
}
Some(lsp::Documentation::MarkupContent(lsp::MarkupContent {
kind: lsp::MarkupKind::Markdown,
value,
}))
} else {
None
};
// TODO(@kitsonk) add `self.code_actions`
// TODO(@kitsonk) add `use_code_snippet`
lsp::CompletionItem {
data: None,
detail,
documentation,
..original_item.clone()
}
}
}
#[derive(Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionInfo {
entries: Vec<CompletionEntry>,
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: &LineIndex,
settings: &config::CompletionSettings,
specifier: &ModuleSpecifier,
position: u32,
) -> lsp::CompletionResponse {
let items = self
.entries
.iter()
.map(|entry| {
entry
.as_completion_item(line_index, 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, 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")]
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")]
is_recommended: Option<bool>,
#[serde(skip_serializing_if = "Option::is_none")]
is_from_unchecked_file: 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> {
// TODO(@kitsonk) this is actually quite a bit more complex.
// See `MyCompletionItem.getFilterText` in vscode completion.ts.
if self.name.starts_with('#') && self.insert_text.is_none() {
return Some(self.name.clone());
}
if let Some(insert_text) = &self.insert_text {
if insert_text.starts_with("this.") {
return None;
}
if insert_text.starts_with('[') {
let re = Regex::new(r#"^\[['"](.+)['"]\]$"#).unwrap();
let insert_text = re.replace(insert_text, ".$1").to_string();
return Some(insert_text);
}
}
self.insert_text.clone()
}
pub fn as_completion_item(
&self,
line_index: &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));
// TODO(@kitsonk) missing from types: https://github.com/gluon-lang/lsp-types/issues/204
let _commit_characters = self.get_commit_characters(info, settings);
let mut insert_text = self.insert_text.clone();
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,
detail,
tags,
data: Some(json!({
"tsc": tsc,
})),
..Default::default()
}
}
}
#[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: &LineIndex,
content: &[u8],
line_folding_only: bool,
) -> lsp::FoldingRange {
let range = self.text_span.to_range(line_index);
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: &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) -> lsp::SignatureHelp {
lsp::SignatureHelp {
signatures: self
.items
.into_iter()
.map(|item| item.into_signature_information())
.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) -> lsp::SignatureInformation {
let prefix_text = display_parts_to_string(&self.prefix_display_parts);
let params_text = self
.parameters
.iter()
.map(|param| display_parts_to_string(&param.display_parts))
.collect::<Vec<String>>()
.join(", ");
let suffix_text = display_parts_to_string(&self.suffix_display_parts);
lsp::SignatureInformation {
label: format!("{}{}{}", prefix_text, params_text, suffix_text),
documentation: Some(lsp::Documentation::String(display_parts_to_string(
&self.documentation,
))),
parameters: Some(
self
.parameters
.into_iter()
.map(|param| param.into_parameter_information())
.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) -> lsp::ParameterInformation {
lsp::ParameterInformation {
label: lsp::ParameterLabel::Simple(display_parts_to_string(
&self.display_parts,
)),
documentation: Some(lsp::Documentation::String(display_parts_to_string(
&self.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: &LineIndex,
) -> lsp::SelectionRange {
lsp::SelectionRange {
range: self.text_span.to_range(line_index),
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<'a> {
last_id: usize,
response: Option<Response>,
state_snapshot: StateSnapshot,
snapshots: HashMap<(ModuleSpecifier, Cow<'a, str>), String>,
}
impl<'a> State<'a> {
fn new(state_snapshot: StateSnapshot) -> Self {
Self {
last_id: 1,
response: None,
state_snapshot,
snapshots: HashMap::default(),
}
}
}
/// If a snapshot is missing from the state cache, add it.
fn cache_snapshot(
state: &mut State,
specifier: &ModuleSpecifier,
version: String,
) -> Result<(), AnyError> {
if !state
.snapshots
.contains_key(&(specifier.clone(), version.clone().into()))
{
let content = if state.state_snapshot.documents.contains_key(specifier) {
state
.state_snapshot
.documents
.content(specifier)?
.ok_or_else(|| {
anyhow!("Specifier unexpectedly doesn't have content: {}", specifier)
})?
} else {
state.state_snapshot.sources.get_source(specifier).ok_or_else(|| {
anyhow!("Specifier (\"{}\") is not an in memory document or on disk resource.", specifier)
})?
};
state
.snapshots
.insert((specifier.clone(), version.into()), content);
}
Ok(())
}
// buffer-less json_sync ops
fn op<F, V, R>(op_fn: F) -> Box<OpFn>
where
F: Fn(&mut State, V) -> Result<R, AnyError> + 'static,
V: de::DeserializeOwned,
R: Serialize + 'static,
{
json_op_sync(move |s, args, _bufs| {
let state = s.borrow_mut::<State>();
op_fn(state, args)
})
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct SourceSnapshotArgs {
specifier: String,
version: String,
}
/// The language service is dropping a reference to a source file snapshot, and
/// we can drop our version of that document.
#[allow(clippy::unnecessary_wraps)]
fn dispose(
state: &mut State,
args: SourceSnapshotArgs,
) -> Result<bool, AnyError> {
let mark = state.state_snapshot.performance.mark("op_dispose");
let specifier = resolve_url(&args.specifier)?;
state.snapshots.remove(&(specifier, args.version.into()));
state.state_snapshot.performance.measure(mark);
Ok(true)
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct GetChangeRangeArgs {
specifier: String,
old_length: u32,
old_version: String,
version: String,
}
/// The language service wants to compare an old snapshot with a new snapshot to
/// determine what source has changed.
fn get_change_range(
state: &mut State,
args: GetChangeRangeArgs,
) -> Result<Value, AnyError> {
let mark = state.state_snapshot.performance.mark("op_get_change_range");
let specifier = resolve_url(&args.specifier)?;
cache_snapshot(state, &specifier, args.version.clone())?;
if let Some(current) = state
.snapshots
.get(&(specifier.clone(), args.version.clone().into()))
{
if let Some(prev) = state
.snapshots
.get(&(specifier, args.old_version.clone().into()))
{
state.state_snapshot.performance.measure(mark);
Ok(text::get_range_change(prev, current))
} else {
let new_length = current.encode_utf16().count();
state.state_snapshot.performance.measure(mark);
// when a local file is opened up in the editor, the compiler might
// already have a snapshot of it in memory, and will request it, but we
// now are working off in memory versions of the document, and so need
// to tell tsc to reset the whole document
Ok(json!({
"span": {
"start": 0,
"length": args.old_length,
},
"newLength": new_length,
}))
}
} else {
state.state_snapshot.performance.measure(mark);
Err(custom_error(
"MissingSnapshot",
format!(
"The current snapshot version is missing.\n Args: \"{:?}\"",
args
),
))
}
}
fn get_length(
state: &mut State,
args: SourceSnapshotArgs,
) -> Result<usize, AnyError> {
let mark = state.state_snapshot.performance.mark("op_get_length");
let specifier = resolve_url(&args.specifier)?;
if let Some(Some(asset)) = state.state_snapshot.assets.get(&specifier) {
Ok(asset.length)
} else {
cache_snapshot(state, &specifier, args.version.clone())?;
let content = state
.snapshots
.get(&(specifier, args.version.into()))
.unwrap();
state.state_snapshot.performance.measure(mark);
Ok(content.encode_utf16().count())
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct GetTextArgs {
specifier: String,
version: String,
start: usize,
end: usize,
}
fn get_text(state: &mut State, args: GetTextArgs) -> Result<String, AnyError> {
let mark = state.state_snapshot.performance.mark("op_get_text");
let specifier = resolve_url(&args.specifier)?;
let content =
if let Some(Some(content)) = state.state_snapshot.assets.get(&specifier) {
content.text.clone()
} else {
cache_snapshot(state, &specifier, args.version.clone())?;
state
.snapshots
.get(&(specifier, args.version.into()))
.unwrap()
.clone()
};
state.state_snapshot.performance.measure(mark);
Ok(text::slice(&content, args.start..args.end).to_string())
}
fn resolve(
state: &mut State,
args: ResolveArgs,
) -> Result<Vec<Option<(String, String)>>, AnyError> {
let mark = state.state_snapshot.performance.mark("op_resolve");
let mut resolved = Vec::new();
let referrer = resolve_url(&args.base)?;
let sources = &mut state.state_snapshot.sources;
if state.state_snapshot.documents.contains_key(&referrer) {
if let Some(dependencies) =
state.state_snapshot.documents.dependencies(&referrer)
{
for specifier in &args.specifiers {
if specifier.starts_with("asset:///") {
resolved.push(Some((
specifier.clone(),
MediaType::from(specifier).as_ts_extension().into(),
)))
} else if let Some(dependency) = dependencies.get(specifier) {
let resolved_import =
if let Some(resolved_import) = &dependency.maybe_type {
resolved_import.clone()
} else if let Some(resolved_import) = &dependency.maybe_code {
resolved_import.clone()
} else {
ResolvedDependency::Err(ResolvedDependencyErr::Missing)
};
if let ResolvedDependency::Resolved(resolved_specifier) =
resolved_import
{
if state
.state_snapshot
.documents
.contains_key(&resolved_specifier)
{
let media_type = MediaType::from(&resolved_specifier);
resolved.push(Some((
resolved_specifier.to_string(),
media_type.as_ts_extension().into(),
)));
} else if sources.contains_key(&resolved_specifier) {
let media_type = if let Some(media_type) =
sources.get_media_type(&resolved_specifier)
{
media_type
} else {
MediaType::from(&resolved_specifier)
};
resolved.push(Some((
resolved_specifier.to_string(),
media_type.as_ts_extension().into(),
)));
} else {
resolved.push(None);
}
} else {
resolved.push(None);
}
}
}
}
} else if sources.contains_key(&referrer) {
for specifier in &args.specifiers {
if let Some((resolved_specifier, media_type)) =
sources.resolve_import(specifier, &referrer)
{
resolved.push(Some((
resolved_specifier.to_string(),
media_type.as_ts_extension().into(),
)));
} else {
resolved.push(None);
}
}
} else {
state.state_snapshot.performance.measure(mark);
return Err(custom_error(
"NotFound",
format!(
"the referring ({}) specifier is unexpectedly missing",
referrer
),
));
}
state.state_snapshot.performance.measure(mark);
Ok(resolved)
}
#[allow(clippy::unnecessary_wraps)]
fn respond(state: &mut State, args: Response) -> Result<bool, AnyError> {
state.response = Some(args);
Ok(true)
}
#[allow(clippy::unnecessary_wraps)]
fn script_names(
state: &mut State,
_args: Value,
) -> Result<Vec<ModuleSpecifier>, AnyError> {
Ok(
state
.state_snapshot
.documents
.open_specifiers()
.into_iter()
.cloned()
.collect(),
)
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct ScriptVersionArgs {
specifier: String,
}
fn script_version(
state: &mut State,
args: ScriptVersionArgs,
) -> Result<Option<String>, AnyError> {
let mark = state.state_snapshot.performance.mark("op_script_version");
let specifier = resolve_url(&args.specifier)?;
if specifier.scheme() == "asset" {
return if state.state_snapshot.assets.contains_key(&specifier) {
Ok(Some("1".to_string()))
} else {
Ok(None)
};
} else if let Some(version) =
state.state_snapshot.documents.version(&specifier)
{
return Ok(Some(version.to_string()));
} else {
let sources = &mut state.state_snapshot.sources;
if let Some(version) = sources.get_script_version(&specifier) {
return Ok(Some(version));
}
}
state.state_snapshot.performance.measure(mark);
Ok(None)
}
/// 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.
pub fn start(debug: bool) -> Result<JsRuntime, AnyError> {
let mut runtime = JsRuntime::new(RuntimeOptions {
startup_snapshot: Some(tsc::compiler_snapshot()),
..Default::default()
});
{
let op_state = runtime.op_state();
let mut op_state = op_state.borrow_mut();
op_state.put(State::new(StateSnapshot::default()));
}
runtime.register_op("op_dispose", op(dispose));
runtime.register_op("op_get_change_range", op(get_change_range));
runtime.register_op("op_get_length", op(get_length));
runtime.register_op("op_get_text", op(get_text));
runtime.register_op("op_resolve", op(resolve));
runtime.register_op("op_respond", op(respond));
runtime.register_op("op_script_names", op(script_names));
runtime.register_op("op_script_version", op(script_version));
let init_config = json!({ "debug": debug });
let init_src = format!("globalThis.serverInit({});", init_config);
runtime.execute("[native code]", &init_src)?;
Ok(runtime)
}
#[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 IncludePackageJsonAutoImports {
Auto,
On,
Off,
}
#[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>,
}
#[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_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 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>,
}
#[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,
}
impl From<lsp::SignatureHelpTriggerKind> for SignatureHelpTriggerKind {
fn from(kind: lsp::SignatureHelpTriggerKind) -> Self {
match kind {
lsp::SignatureHelpTriggerKind::Invoked => Self::Invoked,
lsp::SignatureHelpTriggerKind::TriggerCharacter => Self::CharacterTyped,
lsp::SignatureHelpTriggerKind::ContentChange => Self::Retrigger,
}
}
}
#[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 data: Option<Value>,
}
impl From<CompletionItemData> for GetCompletionDetailsArgs {
fn from(item_data: CompletionItemData) -> Self {
Self {
specifier: item_data.specifier,
position: item_data.position,
name: item_data.name,
source: item_data.source,
data: item_data.data,
}
}
}
/// Methods that are supported by the Language Service in the compiler isolate.
#[derive(Debug)]
pub enum RequestMethod {
/// Configure the compilation settings for the server.
Configure(TsConfig),
/// Get rename locations at a given position.
FindRenameLocations((ModuleSpecifier, u32, bool, bool, bool)),
/// Retrieve the text of an assets that exists in memory in the isolate.
GetAsset(ModuleSpecifier),
/// 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 implementation information for a specific position.
GetImplementation((ModuleSpecifier, u32)),
/// 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)),
/// Get document references for a specific position.
GetReferences((ModuleSpecifier, 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,
}
impl RequestMethod {
pub fn to_value(&self, 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": specifier,
"position": position,
"findInStrings": find_in_strings,
"findInComments": find_in_comments,
"providePrefixAndSuffixTextForRename": provide_prefix_and_suffix_text_for_rename
})
}
RequestMethod::GetAsset(specifier) => json!({
"id": id,
"method": "getAsset",
"specifier": specifier,
}),
RequestMethod::GetCodeFixes((
specifier,
start_pos,
end_pos,
error_codes,
)) => json!({
"id": id,
"method": "getCodeFixes",
"specifier": specifier,
"startPosition": start_pos,
"endPosition": end_pos,
"errorCodes": error_codes,
}),
RequestMethod::GetCombinedCodeFix((specifier, fix_id)) => json!({
"id": id,
"method": "getCombinedCodeFix",
"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": specifier,
"position": position,
"preferences": preferences,
})
}
RequestMethod::GetDefinition((specifier, position)) => json!({
"id": id,
"method": "getDefinition",
"specifier": specifier,
"position": position,
}),
RequestMethod::GetDiagnostics(specifiers) => json!({
"id": id,
"method": "getDiagnostics",
"specifiers": specifiers,
}),
RequestMethod::GetDocumentHighlights((
specifier,
position,
files_to_search,
)) => json!({
"id": id,
"method": "getDocumentHighlights",
"specifier": specifier,
"position": position,
"filesToSearch": files_to_search,
}),
RequestMethod::GetImplementation((specifier, position)) => json!({
"id": id,
"method": "getImplementation",
"specifier": specifier,
"position": position,
}),
RequestMethod::GetNavigationTree(specifier) => json!({
"id": id,
"method": "getNavigationTree",
"specifier": specifier,
}),
RequestMethod::GetOutliningSpans(specifier) => json!({
"id": id,
"method": "getOutliningSpans",
"specifier": specifier,
}),
RequestMethod::GetQuickInfo((specifier, position)) => json!({
"id": id,
"method": "getQuickInfo",
"specifier": specifier,
"position": position,
}),
RequestMethod::GetReferences((specifier, position)) => json!({
"id": id,
"method": "getReferences",
"specifier": specifier,
"position": position,
}),
RequestMethod::GetSignatureHelpItems((specifier, position, options)) => {
json!({
"id": id,
"method": "getSignatureHelpItems",
"specifier": specifier,
"position": position,
"options": options,
})
}
RequestMethod::GetSmartSelectionRange((specifier, position)) => {
json!({
"id": id,
"method": "getSmartSelectionRange",
"specifier": specifier,
"position": position
})
}
RequestMethod::GetSupportedCodeFixes => json!({
"id": id,
"method": "getSupportedCodeFixes",
}),
}
}
}
/// Send a request into a runtime and return the JSON value of the response.
pub fn request(
runtime: &mut JsRuntime,
state_snapshot: StateSnapshot,
method: RequestMethod,
) -> Result<Value, AnyError> {
let id = {
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.last_id += 1;
state.last_id
};
let request_params = method.to_value(id);
let request_src = format!("globalThis.serverRequest({});", request_params);
runtime.execute("[native_code]", &request_src)?;
let op_state = runtime.op_state();
let mut op_state = op_state.borrow_mut();
let state = op_state.borrow_mut::<State>();
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::http_cache::HttpCache;
use crate::http_util::HeadersMap;
use crate::lsp::analysis;
use crate::lsp::documents::DocumentCache;
use crate::lsp::sources::Sources;
use crate::lsp::text::LineIndex;
use std::path::Path;
use std::path::PathBuf;
use tempfile::TempDir;
fn mock_state_snapshot(
fixtures: &[(&str, &str, i32)],
location: &Path,
) -> StateSnapshot {
let mut documents = DocumentCache::default();
for (specifier, source, version) in fixtures {
let specifier =
resolve_url(specifier).expect("failed to create specifier");
documents.open(specifier.clone(), *version, source);
let media_type = MediaType::from(&specifier);
if let Ok(parsed_module) =
analysis::parse_module(&specifier, source, &media_type)
{
let (deps, _) = analysis::analyze_dependencies(
&specifier,
&media_type,
&parsed_module,
&None,
);
documents.set_dependencies(&specifier, Some(deps)).unwrap();
}
}
let sources = Sources::new(location);
StateSnapshot {
documents,
sources,
..Default::default()
}
}
fn setup(
debug: bool,
config: Value,
sources: &[(&str, &str, i32)],
) -> (JsRuntime, StateSnapshot, PathBuf) {
let temp_dir = TempDir::new().expect("could not create temp dir");
let location = temp_dir.path().join("deps");
let state_snapshot = mock_state_snapshot(sources, &location);
let mut runtime = start(debug).expect("could not start server");
let ts_config = TsConfig::new(config);
assert_eq!(
request(
&mut runtime,
state_snapshot.clone(),
RequestMethod::Configure(ts_config)
)
.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() {
setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
&[],
);
}
#[test]
fn test_project_reconfigure() {
let (mut runtime, state_snapshot, _) = setup(
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),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!(true));
}
#[test]
fn test_get_diagnostics() {
let (mut runtime, state_snapshot, _) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
&[("file:///a.ts", r#"console.log("hello deno");"#, 1)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
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 (mut runtime, state_snapshot, _) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"jsx": "react",
"lib": ["esnext", "dom", "deno.ns"],
"noEmit": true,
}),
&[("file:///a.ts", r#"console.log(document.location);"#, 1)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_module_resolution() {
let (mut runtime, state_snapshot, _) = setup(
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,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_bad_module_specifiers() {
let (mut runtime, state_snapshot, _) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[(
"file:///a.ts",
r#"
import { A } from ".";
"#,
1,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
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 (mut runtime, state_snapshot, _) = setup(
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,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({ "file:///a.ts": [] }));
}
#[test]
fn test_partial_modules() {
let (mut runtime, state_snapshot, _) = setup(
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,
)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
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 (mut runtime, state_snapshot, _) = setup(
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)],
);
let specifier = resolve_url("file:///a.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetDiagnostics(vec![specifier]),
);
assert!(result.is_ok());
let response = result.unwrap();
assert_eq!(response, json!({}));
}
#[test]
fn test_request_asset() {
let (mut runtime, state_snapshot, _) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[],
);
let specifier =
resolve_url("asset:///lib.esnext.d.ts").expect("could not resolve url");
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetAsset(specifier),
);
assert!(result.is_ok());
let response: Option<String> =
serde_json::from_value(result.unwrap()).unwrap();
assert!(response.is_some());
}
#[test]
fn test_modify_sources() {
let (mut runtime, state_snapshot, location) = setup(
true,
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,
)],
);
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]),
);
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]),
);
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()));
}
#[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 (mut runtime, state_snapshot, _) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
&[("file:///a.ts", fixture, 1)],
);
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()]),
);
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()),
},
)),
);
assert!(result.is_ok());
let response: CompletionInfo =
serde_json::from_value(result.unwrap()).unwrap();
assert_eq!(response.entries.len(), 20);
let result = request(
&mut runtime,
state_snapshot,
RequestMethod::GetCompletionDetails(GetCompletionDetailsArgs {
specifier,
position,
name: "log".to_string(),
source: None,
data: None,
}),
);
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": []
})
);
}
}
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