deno/cli/tools/repl/session.rs
David Sherret 890780a9e9
feat(unstable): ability to resolve specifiers with no extension, specifiers for a directory, and TS files from JS extensions (#21464)
Adds an `--unstable-sloppy-imports` flag which supports the
following for `file:` specifiers:

* Allows writing `./mod` in a specifier to do extension probing.
- ex. `import { Example } from "./example"` instead of `import { Example
} from "./example.ts"`
* Allows writing `./routes` to do directory extension probing for files
like `./routes/index.ts`
* Allows writing `./mod.js` for *mod.ts* files.

This functionality is **NOT RECOMMENDED** for general use with Deno:

1. It's not as optimal for perf:
https://marvinh.dev/blog/speeding-up-javascript-ecosystem-part-2/
1. It makes tooling in the ecosystem more complex in order to have to
understand this.
1. The "Deno way" is to be explicit about what you're doing. It's better
in the long run.
1. It doesn't work if published to the Deno registry because doing stuff
like extension probing with remote specifiers would be incredibly slow.

This is instead only recommended to help with migrating existing
projects to Deno. For example, it's very useful for getting CJS projects
written with import/export declaration working in Deno without modifying
module specifiers and for supporting TS ESM projects written with
`./mod.js` specifiers.

This feature will output warnings to guide the user towards correcting
their specifiers. Additionally, quick fixes are provided in the LSP to
update these specifiers:
2023-12-07 00:03:18 +00:00

894 lines
25 KiB
Rust

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
use std::cell::RefCell;
use std::rc::Rc;
use std::sync::Arc;
use crate::args::CliOptions;
use crate::cdp;
use crate::colors;
use crate::lsp::ReplLanguageServer;
use crate::npm::CliNpmResolver;
use crate::resolver::CliGraphResolver;
use crate::tools::test::report_tests;
use crate::tools::test::reporters::PrettyTestReporter;
use crate::tools::test::reporters::TestReporter;
use crate::tools::test::run_tests_for_worker;
use crate::tools::test::worker_has_tests;
use crate::tools::test::TestEvent;
use crate::tools::test::TestEventSender;
use deno_ast::swc::ast as swc_ast;
use deno_ast::swc::common::comments::CommentKind;
use deno_ast::swc::visit::noop_visit_type;
use deno_ast::swc::visit::Visit;
use deno_ast::swc::visit::VisitWith;
use deno_ast::DiagnosticsError;
use deno_ast::ImportsNotUsedAsValues;
use deno_ast::ModuleSpecifier;
use deno_ast::ParsedSource;
use deno_ast::SourcePos;
use deno_ast::SourceRangedForSpanned;
use deno_ast::SourceTextInfo;
use deno_core::error::AnyError;
use deno_core::futures::channel::mpsc::UnboundedReceiver;
use deno_core::futures::FutureExt;
use deno_core::futures::StreamExt;
use deno_core::serde_json;
use deno_core::serde_json::Value;
use deno_core::unsync::spawn;
use deno_core::LocalInspectorSession;
use deno_core::PollEventLoopOptions;
use deno_graph::source::ResolutionMode;
use deno_graph::source::Resolver;
use deno_graph::Position;
use deno_graph::PositionRange;
use deno_graph::SpecifierWithRange;
use deno_runtime::worker::MainWorker;
use deno_semver::npm::NpmPackageReqReference;
use once_cell::sync::Lazy;
use regex::Match;
use regex::Regex;
fn comment_source_to_position_range(
comment_start: SourcePos,
m: &Match,
text_info: &SourceTextInfo,
is_jsx_import_source: bool,
) -> PositionRange {
// the comment text starts after the double slash or slash star, so add 2
let comment_start = comment_start + 2;
// -1 and +1 to include the quotes, but not for jsx import sources because
// they don't have quotes
let padding = if is_jsx_import_source { 0 } else { 1 };
PositionRange {
start: Position::from_source_pos(
comment_start + m.start() - padding,
text_info,
),
end: Position::from_source_pos(
comment_start + m.end() + padding,
text_info,
),
}
}
/// We store functions used in the repl on this object because
/// the user might modify the `Deno` global or delete it outright.
pub static REPL_INTERNALS_NAME: Lazy<String> = Lazy::new(|| {
let now = std::time::SystemTime::now();
let seconds = now
.duration_since(std::time::SystemTime::UNIX_EPOCH)
.unwrap()
.as_secs();
// use a changing variable name to make it hard to depend on this
format!("__DENO_REPL_INTERNALS_{seconds}__")
});
fn get_prelude() -> String {
format!(
r#"
Object.defineProperty(globalThis, "{0}", {{
enumerable: false,
writable: false,
value: {{
lastEvalResult: undefined,
lastThrownError: undefined,
inspectArgs: Deno[Deno.internal].inspectArgs,
noColor: Deno.noColor,
}},
}});
Object.defineProperty(globalThis, "_", {{
configurable: true,
get: () => {0}.lastEvalResult,
set: (value) => {{
Object.defineProperty(globalThis, "_", {{
value: value,
writable: true,
enumerable: true,
configurable: true,
}});
console.log("Last evaluation result is no longer saved to _.");
}},
}});
Object.defineProperty(globalThis, "_error", {{
configurable: true,
get: () => {0}.lastThrownError,
set: (value) => {{
Object.defineProperty(globalThis, "_error", {{
value: value,
writable: true,
enumerable: true,
configurable: true,
}});
console.log("Last thrown error is no longer saved to _error.");
}},
}});
globalThis.clear = console.clear.bind(console);
"#,
*REPL_INTERNALS_NAME
)
}
pub enum EvaluationOutput {
Value(String),
Error(String),
}
impl std::fmt::Display for EvaluationOutput {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
EvaluationOutput::Value(value) => f.write_str(value),
EvaluationOutput::Error(value) => f.write_str(value),
}
}
}
pub fn result_to_evaluation_output(
r: Result<EvaluationOutput, AnyError>,
) -> EvaluationOutput {
match r {
Ok(value) => value,
Err(err) => {
EvaluationOutput::Error(format!("{} {:#}", colors::red("error:"), err))
}
}
}
#[derive(Debug)]
pub struct TsEvaluateResponse {
pub ts_code: String,
pub value: cdp::EvaluateResponse,
}
struct ReplJsxState {
factory: String,
frag_factory: String,
import_source: Option<String>,
}
pub struct ReplSession {
npm_resolver: Arc<dyn CliNpmResolver>,
resolver: Arc<CliGraphResolver>,
pub worker: MainWorker,
session: LocalInspectorSession,
pub context_id: u64,
pub language_server: ReplLanguageServer,
pub notifications: Rc<RefCell<UnboundedReceiver<Value>>>,
referrer: ModuleSpecifier,
main_module: ModuleSpecifier,
test_reporter_factory: Box<dyn Fn() -> Box<dyn TestReporter>>,
test_event_sender: TestEventSender,
/// This is only optional because it's temporarily taken when evaluating.
test_event_receiver: Option<tokio::sync::mpsc::UnboundedReceiver<TestEvent>>,
jsx: ReplJsxState,
}
impl ReplSession {
pub async fn initialize(
cli_options: &CliOptions,
npm_resolver: Arc<dyn CliNpmResolver>,
resolver: Arc<CliGraphResolver>,
mut worker: MainWorker,
main_module: ModuleSpecifier,
test_event_sender: TestEventSender,
test_event_receiver: tokio::sync::mpsc::UnboundedReceiver<TestEvent>,
) -> Result<Self, AnyError> {
let language_server = ReplLanguageServer::new_initialized().await?;
let mut session = worker.create_inspector_session().await;
worker
.js_runtime
.with_event_loop(
session
.post_message::<()>("Runtime.enable", None)
.boxed_local(),
PollEventLoopOptions {
wait_for_inspector: false,
..Default::default()
},
)
.await?;
// Enabling the runtime domain will always send trigger one executionContextCreated for each
// context the inspector knows about so we grab the execution context from that since
// our inspector does not support a default context (0 is an invalid context id).
let context_id: u64;
let mut notification_rx = session.take_notification_rx();
loop {
let notification = notification_rx.next().await.unwrap();
let method = notification.get("method").unwrap().as_str().unwrap();
let params = notification.get("params").unwrap();
if method == "Runtime.executionContextCreated" {
let context = params.get("context").unwrap();
assert!(context
.get("auxData")
.unwrap()
.get("isDefault")
.unwrap()
.as_bool()
.unwrap());
context_id = context.get("id").unwrap().as_u64().unwrap();
break;
}
}
assert_ne!(context_id, 0);
let referrer =
deno_core::resolve_path("./$deno$repl.ts", cli_options.initial_cwd())
.unwrap();
let mut repl_session = ReplSession {
npm_resolver,
resolver,
worker,
session,
context_id,
language_server,
referrer,
notifications: Rc::new(RefCell::new(notification_rx)),
test_reporter_factory: Box::new(|| {
Box::new(PrettyTestReporter::new(false, true, false, true))
}),
main_module,
test_event_sender,
test_event_receiver: Some(test_event_receiver),
jsx: ReplJsxState {
factory: "React.createElement".to_string(),
frag_factory: "React.Fragment".to_string(),
import_source: None,
},
};
// inject prelude
repl_session.evaluate_expression(&get_prelude()).await?;
Ok(repl_session)
}
pub fn set_test_reporter_factory(
&mut self,
f: Box<dyn Fn() -> Box<dyn TestReporter>>,
) {
self.test_reporter_factory = f;
}
pub async fn closing(&mut self) -> Result<bool, AnyError> {
let closed = self
.evaluate_expression("(this.closed)")
.await?
.result
.value
.unwrap()
.as_bool()
.unwrap();
Ok(closed)
}
pub async fn post_message_with_event_loop<T: serde::Serialize>(
&mut self,
method: &str,
params: Option<T>,
) -> Result<Value, AnyError> {
self
.worker
.js_runtime
.with_event_loop(
self.session.post_message(method, params).boxed_local(),
PollEventLoopOptions {
wait_for_inspector: false,
// NOTE(bartlomieju): this is an important bit; we don't want to pump V8
// message loop here, so that GC won't run. Otherwise, the resulting
// object might be GC'ed before we have a chance to inspect it.
pump_v8_message_loop: false,
},
)
.await
}
pub async fn run_event_loop(&mut self) -> Result<(), AnyError> {
self.worker.run_event_loop(true).await
}
pub async fn evaluate_line_and_get_output(
&mut self,
line: &str,
) -> EvaluationOutput {
fn format_diagnostic(diagnostic: &deno_ast::Diagnostic) -> String {
let display_position = diagnostic.display_position();
format!(
"{}: {} at {}:{}",
colors::red("parse error"),
diagnostic.message(),
display_position.line_number,
display_position.column_number,
)
}
async fn inner(
session: &mut ReplSession,
line: &str,
) -> Result<EvaluationOutput, AnyError> {
match session.evaluate_line_with_object_wrapping(line).await {
Ok(evaluate_response) => {
let cdp::EvaluateResponse {
result,
exception_details,
} = evaluate_response.value;
Ok(if let Some(exception_details) = exception_details {
session.set_last_thrown_error(&result).await?;
let description = match exception_details.exception {
Some(exception) => {
if let Some(description) = exception.description {
description
} else if let Some(value) = exception.value {
value.to_string()
} else {
"undefined".to_string()
}
}
None => "Unknown exception".to_string(),
};
EvaluationOutput::Error(format!(
"{} {}",
exception_details.text, description
))
} else {
session
.language_server
.commit_text(&evaluate_response.ts_code)
.await;
session.set_last_eval_result(&result).await?;
let value = session.get_eval_value(&result).await?;
EvaluationOutput::Value(value)
})
}
Err(err) => {
// handle a parsing diagnostic
match err.downcast_ref::<deno_ast::Diagnostic>() {
Some(diagnostic) => {
Ok(EvaluationOutput::Error(format_diagnostic(diagnostic)))
}
None => match err.downcast_ref::<DiagnosticsError>() {
Some(diagnostics) => Ok(EvaluationOutput::Error(
diagnostics
.0
.iter()
.map(format_diagnostic)
.collect::<Vec<_>>()
.join("\n\n"),
)),
None => Err(err),
},
}
}
}
}
let result = inner(self, line).await;
result_to_evaluation_output(result)
}
pub async fn evaluate_line_with_object_wrapping(
&mut self,
line: &str,
) -> Result<TsEvaluateResponse, AnyError> {
// Expressions like { "foo": "bar" } are interpreted as block expressions at the
// statement level rather than an object literal so we interpret it as an expression statement
// to match the behavior found in a typical prompt including browser developer tools.
let wrapped_line = if line.trim_start().starts_with('{')
&& !line.trim_end().ends_with(';')
{
format!("({})", &line)
} else {
line.to_string()
};
let evaluate_response = self.evaluate_ts_expression(&wrapped_line).await;
// If that fails, we retry it without wrapping in parens letting the error bubble up to the
// user if it is still an error.
let result = if wrapped_line != line
&& (evaluate_response.is_err()
|| evaluate_response
.as_ref()
.unwrap()
.value
.exception_details
.is_some())
{
self.evaluate_ts_expression(line).await
} else {
evaluate_response
};
if worker_has_tests(&mut self.worker) {
let report_tests_handle = spawn(report_tests(
self.test_event_receiver.take().unwrap(),
(self.test_reporter_factory)(),
));
run_tests_for_worker(
&mut self.worker,
&self.main_module,
&Default::default(),
&Default::default(),
)
.await
.unwrap();
self
.test_event_sender
.send(TestEvent::ForceEndReport)
.unwrap();
self.test_event_receiver = Some(report_tests_handle.await.unwrap().1);
}
result
}
async fn set_last_thrown_error(
&mut self,
error: &cdp::RemoteObject,
) -> Result<(), AnyError> {
self
.post_message_with_event_loop(
"Runtime.callFunctionOn",
Some(cdp::CallFunctionOnArgs {
function_declaration: format!(
r#"function (object) {{ {}.lastThrownError = object; }}"#,
*REPL_INTERNALS_NAME
),
object_id: None,
arguments: Some(vec![error.into()]),
silent: None,
return_by_value: None,
generate_preview: None,
user_gesture: None,
await_promise: None,
execution_context_id: Some(self.context_id),
object_group: None,
throw_on_side_effect: None,
}),
)
.await?;
Ok(())
}
async fn set_last_eval_result(
&mut self,
evaluate_result: &cdp::RemoteObject,
) -> Result<(), AnyError> {
self
.post_message_with_event_loop(
"Runtime.callFunctionOn",
Some(cdp::CallFunctionOnArgs {
function_declaration: format!(
r#"function (object) {{ {}.lastEvalResult = object; }}"#,
*REPL_INTERNALS_NAME
),
object_id: None,
arguments: Some(vec![evaluate_result.into()]),
silent: None,
return_by_value: None,
generate_preview: None,
user_gesture: None,
await_promise: None,
execution_context_id: Some(self.context_id),
object_group: None,
throw_on_side_effect: None,
}),
)
.await?;
Ok(())
}
pub async fn call_function_on_args(
&mut self,
function_declaration: String,
args: &[cdp::RemoteObject],
) -> Result<cdp::CallFunctionOnResponse, AnyError> {
let arguments: Option<Vec<cdp::CallArgument>> = if args.is_empty() {
None
} else {
Some(args.iter().map(|a| a.into()).collect())
};
let inspect_response = self
.post_message_with_event_loop(
"Runtime.callFunctionOn",
Some(cdp::CallFunctionOnArgs {
function_declaration,
object_id: None,
arguments,
silent: None,
return_by_value: None,
generate_preview: None,
user_gesture: None,
await_promise: None,
execution_context_id: Some(self.context_id),
object_group: None,
throw_on_side_effect: None,
}),
)
.await?;
let response: cdp::CallFunctionOnResponse =
serde_json::from_value(inspect_response)?;
Ok(response)
}
pub async fn get_eval_value(
&mut self,
evaluate_result: &cdp::RemoteObject,
) -> Result<String, AnyError> {
// TODO(caspervonb) we should investigate using previews here but to keep things
// consistent with the previous implementation we just get the preview result from
// Deno.inspectArgs.
let response = self
.call_function_on_args(
format!(
r#"function (object) {{
try {{
return {0}.inspectArgs(["%o", object], {{ colors: !{0}.noColor }});
}} catch (err) {{
return {0}.inspectArgs(["%o", err]);
}}
}}"#,
*REPL_INTERNALS_NAME
),
&[evaluate_result.clone()],
)
.await?;
let value = response.result.value.unwrap();
let s = value.as_str().unwrap();
Ok(s.to_string())
}
async fn evaluate_ts_expression(
&mut self,
expression: &str,
) -> Result<TsEvaluateResponse, AnyError> {
let parsed_source =
match parse_source_as(expression.to_string(), deno_ast::MediaType::Tsx) {
Ok(parsed) => parsed,
Err(err) => {
if let Ok(parsed) = parse_source_as(
expression.to_string(),
deno_ast::MediaType::TypeScript,
) {
parsed
} else {
return Err(err);
}
}
};
self
.check_for_npm_or_node_imports(&parsed_source.program())
.await?;
self.analyze_and_handle_jsx(&parsed_source);
let transpiled_src = parsed_source
.transpile(&deno_ast::EmitOptions {
emit_metadata: false,
source_map: false,
inline_source_map: false,
inline_sources: false,
imports_not_used_as_values: ImportsNotUsedAsValues::Preserve,
transform_jsx: true,
precompile_jsx: false,
jsx_automatic: self.jsx.import_source.is_some(),
jsx_development: false,
jsx_factory: self.jsx.factory.clone(),
jsx_fragment_factory: self.jsx.frag_factory.clone(),
jsx_import_source: self.jsx.import_source.clone(),
var_decl_imports: true,
})?
.text;
let value = self
.evaluate_expression(&format!("'use strict'; void 0;{transpiled_src}"))
.await?;
Ok(TsEvaluateResponse {
ts_code: expression.to_string(),
value,
})
}
fn analyze_and_handle_jsx(&mut self, parsed_source: &ParsedSource) {
let Some(analyzed_pragmas) = analyze_jsx_pragmas(parsed_source) else {
return;
};
if !analyzed_pragmas.has_any() {
return;
}
if let Some(jsx) = analyzed_pragmas.jsx {
self.jsx.factory = jsx.text;
self.jsx.import_source = None;
}
if let Some(jsx_frag) = analyzed_pragmas.jsx_fragment {
self.jsx.frag_factory = jsx_frag.text;
self.jsx.import_source = None;
}
if let Some(jsx_import_source) = analyzed_pragmas.jsx_import_source {
self.jsx.import_source = Some(jsx_import_source.text);
}
}
async fn check_for_npm_or_node_imports(
&mut self,
program: &swc_ast::Program,
) -> Result<(), AnyError> {
let Some(npm_resolver) = self.npm_resolver.as_managed() else {
return Ok(()); // don't auto-install for byonm
};
let mut collector = ImportCollector::new();
program.visit_with(&mut collector);
let referrer_range = deno_graph::Range {
specifier: self.referrer.clone(),
start: deno_graph::Position::zeroed(),
end: deno_graph::Position::zeroed(),
};
let resolved_imports = collector
.imports
.iter()
.flat_map(|i| {
self
.resolver
.resolve(i, &referrer_range, ResolutionMode::Execution)
.ok()
.or_else(|| ModuleSpecifier::parse(i).ok())
})
.collect::<Vec<_>>();
let npm_imports = resolved_imports
.iter()
.flat_map(|url| NpmPackageReqReference::from_specifier(url).ok())
.map(|r| r.into_inner().req)
.collect::<Vec<_>>();
let has_node_specifier =
resolved_imports.iter().any(|url| url.scheme() == "node");
if !npm_imports.is_empty() || has_node_specifier {
npm_resolver.add_package_reqs(&npm_imports).await?;
// prevent messages in the repl about @types/node not being cached
if has_node_specifier {
npm_resolver.inject_synthetic_types_node_package().await?;
}
}
Ok(())
}
async fn evaluate_expression(
&mut self,
expression: &str,
) -> Result<cdp::EvaluateResponse, AnyError> {
self
.post_message_with_event_loop(
"Runtime.evaluate",
Some(cdp::EvaluateArgs {
expression: expression.to_string(),
object_group: None,
include_command_line_api: None,
silent: None,
context_id: Some(self.context_id),
return_by_value: None,
generate_preview: None,
user_gesture: None,
await_promise: None,
throw_on_side_effect: None,
timeout: None,
disable_breaks: None,
repl_mode: Some(true),
allow_unsafe_eval_blocked_by_csp: None,
unique_context_id: None,
}),
)
.await
.and_then(|res| serde_json::from_value(res).map_err(|e| e.into()))
}
}
/// Walk an AST and get all import specifiers for analysis if any of them is
/// an npm specifier.
struct ImportCollector {
pub imports: Vec<String>,
}
impl ImportCollector {
pub fn new() -> Self {
Self { imports: vec![] }
}
}
impl Visit for ImportCollector {
noop_visit_type!();
fn visit_call_expr(&mut self, call_expr: &swc_ast::CallExpr) {
if !matches!(call_expr.callee, swc_ast::Callee::Import(_)) {
return;
}
if !call_expr.args.is_empty() {
let arg = &call_expr.args[0];
if let swc_ast::Expr::Lit(swc_ast::Lit::Str(str_lit)) = &*arg.expr {
self.imports.push(str_lit.value.to_string());
}
}
}
fn visit_module_decl(&mut self, module_decl: &swc_ast::ModuleDecl) {
use deno_ast::swc::ast::*;
match module_decl {
ModuleDecl::Import(import_decl) => {
if import_decl.type_only {
return;
}
self.imports.push(import_decl.src.value.to_string());
}
ModuleDecl::ExportAll(export_all) => {
self.imports.push(export_all.src.value.to_string());
}
ModuleDecl::ExportNamed(export_named) => {
if let Some(src) = &export_named.src {
self.imports.push(src.value.to_string());
}
}
_ => {}
}
}
}
fn parse_source_as(
source: String,
media_type: deno_ast::MediaType,
) -> Result<deno_ast::ParsedSource, AnyError> {
let specifier = if media_type == deno_ast::MediaType::Tsx {
"repl.tsx"
} else {
"repl.ts"
};
let parsed = deno_ast::parse_module(deno_ast::ParseParams {
specifier: specifier.to_string(),
text_info: deno_ast::SourceTextInfo::from_string(source),
media_type,
capture_tokens: true,
maybe_syntax: None,
scope_analysis: false,
})?;
Ok(parsed)
}
// TODO(bartlomieju): remove these and use regexes from `deno_graph`
/// Matches the `@jsxImportSource` pragma.
static JSX_IMPORT_SOURCE_RE: Lazy<Regex> =
Lazy::new(|| Regex::new(r"(?i)^[\s*]*@jsxImportSource\s+(\S+)").unwrap());
/// Matches the `@jsx` pragma.
static JSX_RE: Lazy<Regex> =
Lazy::new(|| Regex::new(r"(?i)^[\s*]*@jsx\s+(\S+)").unwrap());
/// Matches the `@jsxFrag` pragma.
static JSX_FRAG_RE: Lazy<Regex> =
Lazy::new(|| Regex::new(r"(?i)^[\s*]*@jsxFrag\s+(\S+)").unwrap());
#[derive(Default, Debug)]
struct AnalyzedJsxPragmas {
/// Information about `@jsxImportSource` pragma.
jsx_import_source: Option<SpecifierWithRange>,
/// Matches the `@jsx` pragma.
jsx: Option<SpecifierWithRange>,
/// Matches the `@jsxFrag` pragma.
jsx_fragment: Option<SpecifierWithRange>,
}
impl AnalyzedJsxPragmas {
fn has_any(&self) -> bool {
self.jsx_import_source.is_some()
|| self.jsx.is_some()
|| self.jsx_fragment.is_some()
}
}
/// Analyze provided source and return information about carious pragmas
/// used to configure the JSX tranforms.
fn analyze_jsx_pragmas(
parsed_source: &ParsedSource,
) -> Option<AnalyzedJsxPragmas> {
if !matches!(
parsed_source.media_type(),
deno_ast::MediaType::Jsx | deno_ast::MediaType::Tsx
) {
return None;
}
let mut analyzed_pragmas = AnalyzedJsxPragmas::default();
for c in parsed_source.get_leading_comments().iter() {
if c.kind != CommentKind::Block {
continue; // invalid
}
if let Some(captures) = JSX_IMPORT_SOURCE_RE.captures(&c.text) {
if let Some(m) = captures.get(1) {
analyzed_pragmas.jsx_import_source = Some(SpecifierWithRange {
text: m.as_str().to_string(),
range: comment_source_to_position_range(
c.start(),
&m,
parsed_source.text_info(),
true,
),
});
}
}
if let Some(captures) = JSX_RE.captures(&c.text) {
if let Some(m) = captures.get(1) {
analyzed_pragmas.jsx = Some(SpecifierWithRange {
text: m.as_str().to_string(),
range: comment_source_to_position_range(
c.start(),
&m,
parsed_source.text_info(),
false,
),
});
}
}
if let Some(captures) = JSX_FRAG_RE.captures(&c.text) {
if let Some(m) = captures.get(1) {
analyzed_pragmas.jsx_fragment = Some(SpecifierWithRange {
text: m.as_str().to_string(),
range: comment_source_to_position_range(
c.start(),
&m,
parsed_source.text_info(),
false,
),
});
}
}
}
Some(analyzed_pragmas)
}