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denoland-deno/cli/lsp/tsc.rs
Kitson Kelly 6752be05cd
fix(lsp): handle type deps properly (#9436) 
Fixes #9425
2021-02-10 09:46:12 +11:00

1845 lines
51 KiB
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::language_server;
use super::language_server::StateSnapshot;
use super::text;
use super::text::LineIndex;
use super::utils;
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::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 lspower::lsp;
use regex::Captures;
use regex::Regex;
use std::borrow::Cow;
use std::collections::HashMap;
use std::thread;
use text_size::TextSize;
use tokio::sync::mpsc;
use tokio::sync::oneshot;
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(
&self,
snapshot: StateSnapshot,
req: RequestMethod,
) -> Result<Value, AnyError> {
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?
}
}
/// 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 line_index: LineIndex,
}
/// 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: &mut 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 {
line_index: LineIndex::new(text),
text: text.to_string(),
});
state_snapshot
.assets
.insert(specifier.clone(), maybe_asset.clone());
Ok(maybe_asset)
} else {
let res = ts_server
.request(
state_snapshot.clone(),
RequestMethod::GetAsset(specifier.clone()),
)
.await?;
let maybe_text: Option<String> = serde_json::from_value(res)?;
let maybe_asset = if let Some(text) = maybe_text {
Some(AssetDocument {
line_index: LineIndex::new(&text),
text,
})
} else {
None
};
state_snapshot
.assets
.insert(specifier.clone(), maybe_asset.clone());
Ok(maybe_asset)
}
}
fn display_parts_to_string(
maybe_parts: Option<Vec<SymbolDisplayPart>>,
) -> Option<String> {
maybe_parts.map(|parts| {
parts
.into_iter()
.map(|p| p.text)
.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()
}
#[derive(Debug, Clone, Deserialize, 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 From<ScriptElementKind> for lsp::CompletionItemKind {
fn from(kind: ScriptElementKind) -> Self {
use lspower::lsp::CompletionItemKind;
match kind {
ScriptElementKind::PrimitiveType | ScriptElementKind::Keyword => {
CompletionItemKind::Keyword
}
ScriptElementKind::ConstElement => CompletionItemKind::Constant,
ScriptElementKind::LetElement
| ScriptElementKind::VariableElement
| ScriptElementKind::LocalVariableElement
| ScriptElementKind::Alias => CompletionItemKind::Variable,
ScriptElementKind::MemberVariableElement
| ScriptElementKind::MemberGetAccessorElement
| ScriptElementKind::MemberSetAccessorElement => {
CompletionItemKind::Field
}
ScriptElementKind::FunctionElement => CompletionItemKind::Function,
ScriptElementKind::MemberFunctionElement
| ScriptElementKind::ConstructSignatureElement
| ScriptElementKind::CallSignatureElement
| ScriptElementKind::IndexSignatureElement => CompletionItemKind::Method,
ScriptElementKind::EnumElement => CompletionItemKind::Enum,
ScriptElementKind::ModuleElement
| ScriptElementKind::ExternalModuleName => CompletionItemKind::Module,
ScriptElementKind::ClassElement | ScriptElementKind::TypeElement => {
CompletionItemKind::Class
}
ScriptElementKind::InterfaceElement => CompletionItemKind::Interface,
ScriptElementKind::Warning | ScriptElementKind::ScriptElement => {
CompletionItemKind::File
}
ScriptElementKind::Directory => CompletionItemKind::Folder,
ScriptElementKind::String => CompletionItemKind::Constant,
_ => 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) =
display_parts_to_string(self.display_parts.clone())
{
contents.push(lsp::MarkedString::from_language_code(
"typescript".to_string(),
display_string,
));
}
if let Some(documentation) =
display_parts_to_string(self.documentation.clone())
{
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 =
ModuleSpecifier::resolve_url(&self.file_name).unwrap();
if let Ok(target_line_index) =
language_server.get_line_index(target_specifier).await
{
let target_uri = utils::normalize_file_name(&self.file_name).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 link = lsp::LocationLink {
origin_selection_range: Some(self.text_span.to_range(line_index)),
target_uri,
target_range,
target_selection_range,
};
Some(link)
} else {
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: &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 fn to_location(&self, line_index: &LineIndex) -> lsp::Location {
let uri =
utils::normalize_file_name(&self.document_span.file_name).unwrap();
lsp::Location {
uri,
range: self.document_span.text_span.to_range(line_index),
}
}
}
#[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 uri = utils::normalize_file_name(&location.document_span.file_name)?;
let specifier =
ModuleSpecifier::resolve_url(&location.document_span.file_name)?;
// 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 = ModuleSpecifier::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.as_url().clone(),
version: language_server.document_version(specifier),
},
edits,
})
}
}
#[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 fn to_location(&self, line_index: &LineIndex) -> lsp::Location {
let uri =
utils::normalize_file_name(&self.document_span.file_name).unwrap();
lsp::Location {
uri,
range: self.document_span.text_span.to_range(line_index),
}
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionInfo {
entries: Vec<CompletionEntry>,
is_member_completion: bool,
}
impl CompletionInfo {
pub fn into_completion_response(
self,
line_index: &LineIndex,
) -> lsp::CompletionResponse {
let items = self
.entries
.into_iter()
.map(|entry| entry.into_completion_item(line_index))
.collect();
lsp::CompletionResponse::Array(items)
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CompletionEntry {
kind: ScriptElementKind,
kind_modifiers: Option<String>,
name: String,
sort_text: String,
insert_text: Option<String>,
replacement_span: Option<TextSpan>,
has_action: Option<bool>,
source: Option<String>,
is_recommended: Option<bool>,
}
impl CompletionEntry {
pub fn into_completion_item(
self,
line_index: &LineIndex,
) -> lsp::CompletionItem {
let mut item = lsp::CompletionItem {
label: self.name,
kind: Some(self.kind.into()),
sort_text: Some(self.sort_text.clone()),
// TODO(lucacasonato): missing commit_characters
..Default::default()
};
if let Some(true) = self.is_recommended {
// Make sure isRecommended property always comes first
// https://github.com/Microsoft/vscode/issues/40325
item.preselect = Some(true);
} else if self.source.is_some() {
// De-prioritze auto-imports
// https://github.com/Microsoft/vscode/issues/40311
item.sort_text = Some("\u{ffff}".to_string() + &self.sort_text)
}
match item.kind {
Some(lsp::CompletionItemKind::Function)
| Some(lsp::CompletionItemKind::Method) => {
item.insert_text_format = Some(lsp::InsertTextFormat::Snippet);
}
_ => {}
}
let mut insert_text = self.insert_text;
let replacement_range: Option<lsp::Range> =
self.replacement_span.map(|span| span.to_range(line_index));
// TODO(lucacasonato): port other special cases from https://github.com/theia-ide/typescript-language-server/blob/fdf28313833cd6216d00eb4e04dc7f00f4c04f09/server/src/completion.ts#L49-L55
if let Some(kind_modifiers) = self.kind_modifiers {
if kind_modifiers.contains("\\optional\\") {
if insert_text.is_none() {
insert_text = Some(item.label.clone());
}
if item.filter_text.is_none() {
item.filter_text = Some(item.label.clone());
}
item.label += "?";
}
}
if let Some(insert_text) = insert_text {
if let Some(replacement_range) = replacement_range {
item.text_edit = Some(lsp::CompletionTextEdit::Edit(
lsp::TextEdit::new(replacement_range, insert_text),
));
} else {
item.insert_text = Some(insert_text);
}
}
item
}
}
#[derive(Debug, Clone, Deserialize)]
struct Response {
id: usize,
data: Value,
}
struct State<'a> {
asset: Option<String>,
last_id: usize,
response: Option<Response>,
state_snapshot: StateSnapshot,
snapshots: HashMap<(Cow<'a, str>, Cow<'a, str>), String>,
}
impl<'a> State<'a> {
fn new(state_snapshot: StateSnapshot) -> Self {
Self {
asset: None,
last_id: 1,
response: None,
state_snapshot,
snapshots: Default::default(),
}
}
}
/// If a snapshot is missing from the state cache, add it.
fn cache_snapshot(
state: &mut State,
specifier: String,
version: String,
) -> Result<(), AnyError> {
if !state
.snapshots
.contains_key(&(specifier.clone().into(), version.clone().into()))
{
let s = ModuleSpecifier::resolve_url(&specifier)?;
let content = state.state_snapshot.documents.content(&s)?.unwrap();
state
.snapshots
.insert((specifier.into(), version.into()), content);
}
Ok(())
}
fn op<F>(op_fn: F) -> Box<OpFn>
where
F: Fn(&mut State, Value) -> Result<Value, AnyError> + '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.
fn dispose(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: SourceSnapshotArgs = serde_json::from_value(args)?;
state
.snapshots
.remove(&(v.specifier.into(), v.version.into()));
Ok(json!(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 hash changed.
fn get_change_range(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: GetChangeRangeArgs = serde_json::from_value(args.clone())?;
cache_snapshot(state, v.specifier.clone(), v.version.clone())?;
if let Some(current) = state
.snapshots
.get(&(v.specifier.clone().into(), v.version.into()))
{
if let Some(prev) = state
.snapshots
.get(&(v.specifier.clone().into(), v.old_version.clone().into()))
{
Ok(text::get_range_change(prev, current))
} else {
// 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": v.old_length,
},
"newLength": current.encode_utf16().count(),
}))
}
} else {
Err(custom_error(
"MissingSnapshot",
format!(
"The current snapshot version is missing.\n Args: \"{}\"",
args
),
))
}
}
fn get_length(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: SourceSnapshotArgs = serde_json::from_value(args)?;
let specifier = ModuleSpecifier::resolve_url(&v.specifier)?;
if state.state_snapshot.documents.contains(&specifier) {
cache_snapshot(state, v.specifier.clone(), v.version.clone())?;
let content = state
.snapshots
.get(&(v.specifier.into(), v.version.into()))
.unwrap();
Ok(json!(content.encode_utf16().count()))
} else {
let sources = &mut state.state_snapshot.sources;
Ok(json!(sources.get_length_utf16(&specifier).unwrap()))
}
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct GetTextArgs {
specifier: String,
version: String,
start: usize,
end: usize,
}
fn get_text(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: GetTextArgs = serde_json::from_value(args)?;
let specifier = ModuleSpecifier::resolve_url(&v.specifier)?;
let content = if state.state_snapshot.documents.contains(&specifier) {
cache_snapshot(state, v.specifier.clone(), v.version.clone())?;
state
.snapshots
.get(&(v.specifier.into(), v.version.into()))
.unwrap()
.clone()
} else {
let sources = &mut state.state_snapshot.sources;
sources.get_text(&specifier).unwrap()
};
Ok(json!(text::slice(&content, v.start..v.end)))
}
fn resolve(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: ResolveArgs = serde_json::from_value(args)?;
let mut resolved = Vec::<Option<(String, String)>>::new();
let referrer = ModuleSpecifier::resolve_url(&v.base)?;
let sources = &mut state.state_snapshot.sources;
if state.state_snapshot.documents.contains(&referrer) {
if let Some(dependencies) =
state.state_snapshot.documents.dependencies(&referrer)
{
for specifier in &v.specifiers {
if specifier.starts_with("asset:///") {
resolved.push(Some((
specifier.clone(),
MediaType::from(specifier).as_ts_extension(),
)))
} 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(&resolved_specifier)
|| sources.contains(&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(),
)));
} else {
resolved.push(None);
}
} else {
resolved.push(None);
}
}
}
}
} else if sources.contains(&referrer) {
for specifier in &v.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(),
)));
} else {
resolved.push(None);
}
}
} else {
return Err(custom_error(
"NotFound",
format!(
"the referring ({}) specifier is unexpectedly missing",
referrer
),
));
}
Ok(json!(resolved))
}
fn respond(state: &mut State, args: Value) -> Result<Value, AnyError> {
state.response = Some(serde_json::from_value(args)?);
Ok(json!(true))
}
fn script_names(state: &mut State, _args: Value) -> Result<Value, AnyError> {
Ok(json!(state.state_snapshot.documents.open_specifiers()))
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct ScriptVersionArgs {
specifier: String,
}
fn script_version(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: ScriptVersionArgs = serde_json::from_value(args)?;
let specifier = ModuleSpecifier::resolve_url(&v.specifier)?;
if let Some(version) = state.state_snapshot.documents.version(&specifier) {
return Ok(json!(version.to_string()));
} else {
let sources = &mut state.state_snapshot.sources;
if let Some(version) = sources.get_script_version(&specifier) {
return Ok(json!(version));
}
}
Ok(json!(None::<String>))
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct SetAssetArgs {
text: Option<String>,
}
fn set_asset(state: &mut State, args: Value) -> Result<Value, AnyError> {
let v: SetAssetArgs = serde_json::from_value(args)?;
state.asset = v.text;
Ok(json!(true))
}
/// 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));
runtime.register_op("op_set_asset", op(set_asset));
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 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>,
}
/// 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, UserPreferences)),
/// 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),
/// Return quick info at position (hover information).
GetQuickInfo((ModuleSpecifier, u32)),
/// Get document references for a specific position.
GetReferences((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::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::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::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::lsp::documents::DocumentCache;
fn mock_state_snapshot(sources: Vec<(&str, &str, i32)>) -> StateSnapshot {
let mut documents = DocumentCache::default();
for (specifier, content, version) in sources {
let specifier = ModuleSpecifier::resolve_url(specifier)
.expect("failed to create specifier");
documents.open(specifier, version, content);
}
StateSnapshot {
assets: Default::default(),
documents,
sources: Default::default(),
}
}
fn setup(
debug: bool,
config: Value,
sources: Vec<(&str, &str, i32)>,
) -> (JsRuntime, StateSnapshot) {
let state_snapshot = mock_state_snapshot(sources.clone());
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)
}
#[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,
}),
vec![],
);
}
#[test]
fn test_project_reconfigure() {
let (mut runtime, state_snapshot) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"noEmit": true,
}),
vec![],
);
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,
}),
vec![("file:///a.ts", r#"console.log("hello deno");"#, 1)],
);
let specifier = ModuleSpecifier::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_module_resolution() {
let (mut runtime, state_snapshot) = setup(
false,
json!({
"target": "esnext",
"module": "esnext",
"lib": ["deno.ns", "deno.window"],
"noEmit": true,
}),
vec![(
"file:///a.ts",
r#"
import { B } from "https://deno.land/x/b/mod.ts";
const b = new B();
console.log(b);
"#,
1,
)],
);
let specifier = ModuleSpecifier::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,
}),
vec![(
"file:///a.ts",
r#"
import { A } from ".";
"#,
1,
)],
);
let specifier = ModuleSpecifier::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,
}),
vec![(
"file:///a.ts",
r#"
import { B } from "https://deno.land/x/b/mod.ts";
const b = new B();
console.log(b);
"#,
1,
)],
);
let specifier = ModuleSpecifier::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,
}),
vec![(
"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 = ModuleSpecifier::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,
}),
vec![("file:///a.ts", r#"const url = new URL("b.js", import."#, 1)],
);
let specifier = ModuleSpecifier::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,
}),
vec![],
);
let specifier = ModuleSpecifier::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());
}
}
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