mirror of
https://github.com/denoland/deno.git
synced 2024-11-22 15:06:54 -05:00
762 lines
25 KiB
Rust
762 lines
25 KiB
Rust
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
|
|
|
|
use crate::cache;
|
|
use crate::cache::Cacher;
|
|
use crate::colors;
|
|
use crate::compat;
|
|
use crate::compat::NodeEsmResolver;
|
|
use crate::config_file::ConfigFile;
|
|
use crate::config_file::MaybeImportsResult;
|
|
use crate::deno_dir;
|
|
use crate::emit;
|
|
use crate::errors::get_error_class_name;
|
|
use crate::file_fetcher::CacheSetting;
|
|
use crate::file_fetcher::FileFetcher;
|
|
use crate::flags;
|
|
use crate::http_cache;
|
|
use crate::lockfile::as_maybe_locker;
|
|
use crate::lockfile::Lockfile;
|
|
use crate::resolver::ImportMapResolver;
|
|
use crate::resolver::JsxResolver;
|
|
use crate::source_maps::SourceMapGetter;
|
|
use crate::version;
|
|
|
|
use deno_core::anyhow::anyhow;
|
|
use deno_core::anyhow::Context;
|
|
use deno_core::error::custom_error;
|
|
use deno_core::error::AnyError;
|
|
use deno_core::parking_lot::Mutex;
|
|
use deno_core::resolve_url;
|
|
use deno_core::url::Url;
|
|
use deno_core::CompiledWasmModuleStore;
|
|
use deno_core::ModuleSource;
|
|
use deno_core::ModuleSpecifier;
|
|
use deno_core::SharedArrayBufferStore;
|
|
use deno_graph::create_graph;
|
|
use deno_graph::Dependency;
|
|
use deno_graph::MediaType;
|
|
use deno_graph::ModuleGraphError;
|
|
use deno_graph::Range;
|
|
use deno_runtime::deno_broadcast_channel::InMemoryBroadcastChannel;
|
|
use deno_runtime::deno_web::BlobStore;
|
|
use deno_runtime::inspector_server::InspectorServer;
|
|
use deno_runtime::permissions::Permissions;
|
|
use deno_tls::rustls::RootCertStore;
|
|
use deno_tls::rustls_native_certs::load_native_certs;
|
|
use deno_tls::webpki_roots::TLS_SERVER_ROOTS;
|
|
use import_map::ImportMap;
|
|
use std::collections::BTreeMap;
|
|
use std::collections::HashMap;
|
|
use std::collections::HashSet;
|
|
use std::collections::VecDeque;
|
|
use std::env;
|
|
use std::fs::File;
|
|
use std::io::BufReader;
|
|
use std::ops::Deref;
|
|
use std::sync::Arc;
|
|
|
|
/// This structure represents state of single "deno" program.
|
|
///
|
|
/// It is shared by all created workers (thus V8 isolates).
|
|
#[derive(Clone)]
|
|
pub struct ProcState(Arc<Inner>);
|
|
|
|
#[derive(Default)]
|
|
struct GraphData {
|
|
modules: HashMap<ModuleSpecifier, Result<ModuleSource, ModuleGraphError>>,
|
|
dependency_map: HashMap<ModuleSpecifier, BTreeMap<String, Dependency>>,
|
|
/// A set of type libs that each module has passed a type check with this
|
|
/// session. This would consist of window, worker or both.
|
|
checked_libs_map: HashMap<ModuleSpecifier, HashSet<emit::TypeLib>>,
|
|
/// Map of first known referrer locations for each module. Used to enhance
|
|
/// error messages.
|
|
referrer_map: HashMap<ModuleSpecifier, Range>,
|
|
}
|
|
|
|
impl GraphData {
|
|
/// Check if `roots` are ready to be loaded by V8. Returns `Some(Ok(()))` if
|
|
/// prepared. Returns `Some(Err(_))` if there is a known module graph error
|
|
/// statically reachable from `roots`. Returns `None` if sufficient graph data
|
|
/// is yet to supplied.
|
|
fn check_if_prepared(
|
|
&self,
|
|
roots: &[ModuleSpecifier],
|
|
) -> Option<Result<(), AnyError>> {
|
|
let mut seen = HashSet::<&ModuleSpecifier>::new();
|
|
let mut visiting = VecDeque::<&ModuleSpecifier>::new();
|
|
for root in roots {
|
|
visiting.push_back(root);
|
|
}
|
|
while let Some(specifier) = visiting.pop_front() {
|
|
match self.modules.get(specifier) {
|
|
Some(Ok(_)) => {
|
|
let deps = self.dependency_map.get(specifier).unwrap();
|
|
for (_, dep) in deps.iter().rev() {
|
|
for resolved in [&dep.maybe_code, &dep.maybe_type] {
|
|
if !dep.is_dynamic {
|
|
match resolved {
|
|
Some(Ok((dep_specifier, _))) => {
|
|
if !dep.is_dynamic && !seen.contains(dep_specifier) {
|
|
seen.insert(dep_specifier);
|
|
visiting.push_front(dep_specifier);
|
|
}
|
|
}
|
|
Some(Err(error)) => {
|
|
let range = error.range();
|
|
if !range.specifier.as_str().contains("$deno") {
|
|
return Some(Err(custom_error(
|
|
get_error_class_name(&error.clone().into()),
|
|
format!("{}\n at {}", error.to_string(), range),
|
|
)));
|
|
}
|
|
return Some(Err(error.clone().into()));
|
|
}
|
|
None => {}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
Some(Err(error)) => {
|
|
if !roots.contains(specifier) {
|
|
if let Some(range) = self.referrer_map.get(specifier) {
|
|
if !range.specifier.as_str().contains("$deno") {
|
|
let message = error.to_string();
|
|
return Some(Err(custom_error(
|
|
get_error_class_name(&error.clone().into()),
|
|
format!("{}\n at {}", message, range),
|
|
)));
|
|
}
|
|
}
|
|
}
|
|
return Some(Err(error.clone().into()));
|
|
}
|
|
None => return None,
|
|
}
|
|
}
|
|
Some(Ok(()))
|
|
}
|
|
}
|
|
|
|
pub struct Inner {
|
|
/// Flags parsed from `argv` contents.
|
|
pub flags: flags::Flags,
|
|
pub dir: deno_dir::DenoDir,
|
|
pub coverage_dir: Option<String>,
|
|
pub file_fetcher: FileFetcher,
|
|
graph_data: Arc<Mutex<GraphData>>,
|
|
pub lockfile: Option<Arc<Mutex<Lockfile>>>,
|
|
pub maybe_config_file: Option<ConfigFile>,
|
|
pub maybe_import_map: Option<Arc<ImportMap>>,
|
|
pub maybe_inspector_server: Option<Arc<InspectorServer>>,
|
|
pub root_cert_store: Option<RootCertStore>,
|
|
pub blob_store: BlobStore,
|
|
pub broadcast_channel: InMemoryBroadcastChannel,
|
|
pub shared_array_buffer_store: SharedArrayBufferStore,
|
|
pub compiled_wasm_module_store: CompiledWasmModuleStore,
|
|
}
|
|
|
|
impl Deref for ProcState {
|
|
type Target = Arc<Inner>;
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.0
|
|
}
|
|
}
|
|
|
|
impl ProcState {
|
|
pub async fn build(flags: flags::Flags) -> Result<Self, AnyError> {
|
|
let maybe_custom_root = flags
|
|
.cache_path
|
|
.clone()
|
|
.or_else(|| env::var("DENO_DIR").map(String::into).ok());
|
|
let dir = deno_dir::DenoDir::new(maybe_custom_root)?;
|
|
let deps_cache_location = dir.root.join("deps");
|
|
let http_cache = http_cache::HttpCache::new(&deps_cache_location);
|
|
|
|
let mut root_cert_store = RootCertStore::empty();
|
|
let ca_stores: Vec<String> = flags
|
|
.ca_stores
|
|
.clone()
|
|
.or_else(|| {
|
|
let env_ca_store = env::var("DENO_TLS_CA_STORE").ok()?;
|
|
Some(
|
|
env_ca_store
|
|
.split(',')
|
|
.map(|s| s.trim().to_string())
|
|
.filter(|s| !s.is_empty())
|
|
.collect(),
|
|
)
|
|
})
|
|
.unwrap_or_else(|| vec!["mozilla".to_string()]);
|
|
|
|
for store in ca_stores.iter() {
|
|
match store.as_str() {
|
|
"mozilla" => {
|
|
root_cert_store.add_server_trust_anchors(&TLS_SERVER_ROOTS);
|
|
}
|
|
"system" => {
|
|
let roots = load_native_certs()
|
|
.expect("could not load platform certs")
|
|
.roots;
|
|
root_cert_store.roots.extend(roots);
|
|
}
|
|
_ => {
|
|
return Err(anyhow!("Unknown certificate store \"{}\" specified (allowed: \"system,mozilla\")", store));
|
|
}
|
|
}
|
|
}
|
|
|
|
let ca_file = flags.ca_file.clone().or_else(|| env::var("DENO_CERT").ok());
|
|
if let Some(ca_file) = ca_file {
|
|
let certfile = File::open(&ca_file)?;
|
|
let mut reader = BufReader::new(certfile);
|
|
|
|
// This function does not return specific errors, if it fails give a generic message.
|
|
if let Err(_err) = root_cert_store.add_pem_file(&mut reader) {
|
|
return Err(anyhow!("Unable to add pem file to certificate store"));
|
|
}
|
|
}
|
|
|
|
if let Some(insecure_allowlist) =
|
|
flags.unsafely_ignore_certificate_errors.as_ref()
|
|
{
|
|
let domains = if insecure_allowlist.is_empty() {
|
|
"for all hostnames".to_string()
|
|
} else {
|
|
format!("for: {}", insecure_allowlist.join(", "))
|
|
};
|
|
let msg =
|
|
format!("DANGER: TLS certificate validation is disabled {}", domains);
|
|
eprintln!("{}", colors::yellow(msg));
|
|
}
|
|
|
|
let cache_usage = if flags.cached_only {
|
|
CacheSetting::Only
|
|
} else if !flags.cache_blocklist.is_empty() {
|
|
CacheSetting::ReloadSome(flags.cache_blocklist.clone())
|
|
} else if flags.reload {
|
|
CacheSetting::ReloadAll
|
|
} else {
|
|
CacheSetting::Use
|
|
};
|
|
|
|
let blob_store = BlobStore::default();
|
|
let broadcast_channel = InMemoryBroadcastChannel::default();
|
|
let shared_array_buffer_store = SharedArrayBufferStore::default();
|
|
let compiled_wasm_module_store = CompiledWasmModuleStore::default();
|
|
|
|
let file_fetcher = FileFetcher::new(
|
|
http_cache,
|
|
cache_usage,
|
|
!flags.no_remote,
|
|
Some(root_cert_store.clone()),
|
|
blob_store.clone(),
|
|
flags.unsafely_ignore_certificate_errors.clone(),
|
|
)?;
|
|
|
|
let lockfile = if let Some(filename) = &flags.lock {
|
|
let lockfile = Lockfile::new(filename.clone(), flags.lock_write)?;
|
|
Some(Arc::new(Mutex::new(lockfile)))
|
|
} else {
|
|
None
|
|
};
|
|
|
|
let maybe_config_file =
|
|
if let Some(config_path) = flags.config_path.as_ref() {
|
|
Some(ConfigFile::read(config_path)?)
|
|
} else {
|
|
None
|
|
};
|
|
|
|
let maybe_import_map: Option<Arc<ImportMap>> =
|
|
match flags.import_map_path.as_ref() {
|
|
None => None,
|
|
Some(import_map_url) => {
|
|
let import_map_specifier =
|
|
deno_core::resolve_url_or_path(import_map_url).context(format!(
|
|
"Bad URL (\"{}\") for import map.",
|
|
import_map_url
|
|
))?;
|
|
let file = file_fetcher
|
|
.fetch(&import_map_specifier, &mut Permissions::allow_all())
|
|
.await
|
|
.context(format!(
|
|
"Unable to load '{}' import map",
|
|
import_map_specifier
|
|
))?;
|
|
let import_map =
|
|
ImportMap::from_json(import_map_specifier.as_str(), &file.source)?;
|
|
Some(Arc::new(import_map))
|
|
}
|
|
};
|
|
|
|
let maybe_inspect_host = flags.inspect.or(flags.inspect_brk);
|
|
let maybe_inspector_server = maybe_inspect_host.map(|host| {
|
|
Arc::new(InspectorServer::new(host, version::get_user_agent()))
|
|
});
|
|
|
|
let coverage_dir = flags
|
|
.coverage_dir
|
|
.clone()
|
|
.or_else(|| env::var("DENO_UNSTABLE_COVERAGE_DIR").ok());
|
|
|
|
Ok(ProcState(Arc::new(Inner {
|
|
dir,
|
|
coverage_dir,
|
|
flags,
|
|
file_fetcher,
|
|
graph_data: Default::default(),
|
|
lockfile,
|
|
maybe_config_file,
|
|
maybe_import_map,
|
|
maybe_inspector_server,
|
|
root_cert_store: Some(root_cert_store.clone()),
|
|
blob_store,
|
|
broadcast_channel,
|
|
shared_array_buffer_store,
|
|
compiled_wasm_module_store,
|
|
})))
|
|
}
|
|
|
|
/// Return any imports that should be brought into the scope of the module
|
|
/// graph.
|
|
fn get_maybe_imports(&self) -> MaybeImportsResult {
|
|
let mut imports = Vec::new();
|
|
if let Some(config_file) = &self.maybe_config_file {
|
|
if let Some(config_imports) = config_file.to_maybe_imports()? {
|
|
imports.extend(config_imports);
|
|
}
|
|
}
|
|
if self.flags.compat {
|
|
imports.extend(compat::get_node_imports());
|
|
}
|
|
if imports.is_empty() {
|
|
Ok(None)
|
|
} else {
|
|
Ok(Some(imports))
|
|
}
|
|
}
|
|
|
|
/// This method must be called for a module or a static importer of that
|
|
/// module before attempting to `load()` it from a `JsRuntime`. It will
|
|
/// populate `self.graph_data` in memory with the necessary source code or
|
|
/// report any module graph / type checking errors.
|
|
pub(crate) async fn prepare_module_load(
|
|
&self,
|
|
roots: Vec<ModuleSpecifier>,
|
|
is_dynamic: bool,
|
|
lib: emit::TypeLib,
|
|
root_permissions: Permissions,
|
|
dynamic_permissions: Permissions,
|
|
reload_on_watch: bool,
|
|
) -> Result<(), AnyError> {
|
|
// TODO(bartlomieju): this is very make-shift, is there an existing API
|
|
// that we could include it like with "maybe_imports"?
|
|
let roots = if self.flags.compat {
|
|
let mut r = vec![compat::GLOBAL_URL.clone()];
|
|
r.extend(roots);
|
|
r
|
|
} else {
|
|
roots
|
|
};
|
|
if !reload_on_watch {
|
|
let graph_data = self.graph_data.lock();
|
|
if self.flags.no_check
|
|
|| roots.iter().all(|root| {
|
|
graph_data
|
|
.checked_libs_map
|
|
.get(root)
|
|
.map_or(false, |checked_libs| checked_libs.contains(&lib))
|
|
})
|
|
{
|
|
if let Some(result) = graph_data.check_if_prepared(&roots) {
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
let mut cache = cache::FetchCacher::new(
|
|
self.dir.gen_cache.clone(),
|
|
self.file_fetcher.clone(),
|
|
root_permissions.clone(),
|
|
dynamic_permissions.clone(),
|
|
);
|
|
let maybe_locker = as_maybe_locker(self.lockfile.clone());
|
|
let maybe_imports = self.get_maybe_imports()?;
|
|
let node_resolver = NodeEsmResolver::new(
|
|
self.maybe_import_map.clone().map(ImportMapResolver::new),
|
|
);
|
|
let maybe_import_map_resolver =
|
|
self.maybe_import_map.clone().map(ImportMapResolver::new);
|
|
let maybe_jsx_resolver = self
|
|
.maybe_config_file
|
|
.as_ref()
|
|
.map(|cf| {
|
|
cf.to_maybe_jsx_import_source_module()
|
|
.map(|im| JsxResolver::new(im, maybe_import_map_resolver.clone()))
|
|
})
|
|
.flatten();
|
|
let maybe_resolver = if self.flags.compat {
|
|
Some(node_resolver.as_resolver())
|
|
} else if maybe_jsx_resolver.is_some() {
|
|
// the JSX resolver offloads to the import map if present, otherwise uses
|
|
// the default Deno explicit import resolution.
|
|
maybe_jsx_resolver.as_ref().map(|jr| jr.as_resolver())
|
|
} else {
|
|
maybe_import_map_resolver
|
|
.as_ref()
|
|
.map(|im| im.as_resolver())
|
|
};
|
|
let graph = create_graph(
|
|
roots.clone(),
|
|
is_dynamic,
|
|
maybe_imports,
|
|
&mut cache,
|
|
maybe_resolver,
|
|
maybe_locker,
|
|
None,
|
|
)
|
|
.await;
|
|
// If there was a locker, validate the integrity of all the modules in the
|
|
// locker.
|
|
emit::lock(&graph);
|
|
|
|
// Determine any modules that have already been emitted this session and
|
|
// should be skipped.
|
|
let reload_exclusions: HashSet<ModuleSpecifier> = {
|
|
let graph_data = self.graph_data.lock();
|
|
graph_data.modules.keys().cloned().collect()
|
|
};
|
|
|
|
let config_type = if self.flags.no_check {
|
|
emit::ConfigType::Emit
|
|
} else {
|
|
emit::ConfigType::Check {
|
|
tsc_emit: true,
|
|
lib: lib.clone(),
|
|
}
|
|
};
|
|
|
|
let (ts_config, maybe_ignored_options) =
|
|
emit::get_ts_config(config_type, self.maybe_config_file.as_ref(), None)?;
|
|
let graph = Arc::new(graph);
|
|
|
|
let mut type_check_result = Ok(());
|
|
|
|
if emit::valid_emit(
|
|
graph.as_ref(),
|
|
&cache,
|
|
&ts_config,
|
|
self.flags.reload,
|
|
&reload_exclusions,
|
|
) {
|
|
if let Some(root) = graph.roots.get(0) {
|
|
log::debug!("specifier \"{}\" and dependencies have valid emit, skipping checking and emitting", root);
|
|
} else {
|
|
log::debug!("rootless graph, skipping checking and emitting");
|
|
}
|
|
} else {
|
|
if let Some(ignored_options) = maybe_ignored_options {
|
|
log::warn!("{}", ignored_options);
|
|
}
|
|
let emit_result = if self.flags.no_check {
|
|
let options = emit::EmitOptions {
|
|
ts_config,
|
|
reload_exclusions,
|
|
reload: self.flags.reload,
|
|
};
|
|
emit::emit(graph.as_ref(), &mut cache, options)?
|
|
} else {
|
|
// here, we are type checking, so we want to error here if any of the
|
|
// type only dependencies are missing or we have other errors with them
|
|
// where as if we are not type checking, we shouldn't care about these
|
|
// errors, and they don't get returned in `graph.valid()` above.
|
|
graph.valid_types_only()?;
|
|
|
|
let maybe_config_specifier = self
|
|
.maybe_config_file
|
|
.as_ref()
|
|
.map(|cf| ModuleSpecifier::from_file_path(&cf.path).unwrap());
|
|
let options = emit::CheckOptions {
|
|
debug: self.flags.log_level == Some(log::Level::Debug),
|
|
emit_with_diagnostics: false,
|
|
maybe_config_specifier,
|
|
ts_config,
|
|
};
|
|
for root in &graph.roots {
|
|
let root_str = root.to_string();
|
|
// `$deno` specifiers are internal specifiers, printing out that
|
|
// they are being checked is confusing to a user, since they don't
|
|
// actually exist, so we will simply indicate that a generated module
|
|
// is being checked instead of the cryptic internal module
|
|
if !root_str.contains("$deno") {
|
|
log::info!("{} {}", colors::green("Check"), root);
|
|
} else {
|
|
log::info!("{} a generated module", colors::green("Check"))
|
|
}
|
|
}
|
|
emit::check_and_maybe_emit(graph.clone(), &mut cache, options)?
|
|
};
|
|
log::debug!("{}", emit_result.stats);
|
|
if !emit_result.diagnostics.is_empty() {
|
|
type_check_result = Err(anyhow!(emit_result.diagnostics));
|
|
}
|
|
}
|
|
|
|
{
|
|
let mut graph_data = self.graph_data.lock();
|
|
let mut specifiers = graph.specifiers();
|
|
// Set specifier results for redirects.
|
|
// TODO(nayeemrmn): This should be done in `ModuleGraph::specifiers()`.
|
|
for (specifier, found) in &graph.redirects {
|
|
let actual = specifiers.get(found).unwrap().clone();
|
|
specifiers.insert(specifier.clone(), actual);
|
|
}
|
|
for (specifier, result) in &specifiers {
|
|
match result {
|
|
Ok((found_specifier, media_type)) => {
|
|
let module = graph.get(found_specifier).unwrap();
|
|
// If there was a type check error, supply dummy code. It shouldn't
|
|
// be used since preparation will fail.
|
|
let code = if type_check_result.is_err() {
|
|
"".to_string()
|
|
// Check to see if there is an emitted file in the cache.
|
|
} else if let Some(code) =
|
|
cache.get(cache::CacheType::Emit, found_specifier)
|
|
{
|
|
code
|
|
// Then if the file is JavaScript (or unknown) and wasn't emitted,
|
|
// we will load the original source code in the module.
|
|
} else if matches!(
|
|
media_type,
|
|
MediaType::JavaScript
|
|
| MediaType::Unknown
|
|
| MediaType::Cjs
|
|
| MediaType::Mjs
|
|
) {
|
|
module.source.as_str().to_string()
|
|
// The emit may also be missing when a `.dts` file is in the
|
|
// graph. There shouldn't be any runtime statements in the source
|
|
// file and if there was, users would be shown a `TS1036`
|
|
// diagnostic. So just return an empty emit.
|
|
} else if media_type == &MediaType::Dts {
|
|
"".to_string()
|
|
} else {
|
|
unreachable!("unexpected missing emit: {}", found_specifier)
|
|
};
|
|
graph_data.modules.insert(
|
|
specifier.clone(),
|
|
Ok(ModuleSource {
|
|
code,
|
|
module_url_found: found_specifier.to_string(),
|
|
module_url_specified: specifier.to_string(),
|
|
}),
|
|
);
|
|
graph_data
|
|
.dependency_map
|
|
.insert(specifier.clone(), module.dependencies.clone());
|
|
for dep in module.dependencies.values() {
|
|
#[allow(clippy::manual_flatten)]
|
|
for resolved in [&dep.maybe_code, &dep.maybe_type] {
|
|
if let Some(Ok((specifier, referrer_range))) = resolved {
|
|
let entry = graph_data.referrer_map.entry(specifier.clone());
|
|
entry.or_insert_with(|| referrer_range.clone());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
Err(error) => {
|
|
graph_data
|
|
.modules
|
|
.insert(specifier.clone(), Err(error.clone()));
|
|
}
|
|
}
|
|
}
|
|
|
|
graph_data.check_if_prepared(&roots).unwrap()?;
|
|
type_check_result?;
|
|
|
|
if !self.flags.no_check {
|
|
for specifier in specifiers.keys() {
|
|
let checked_libs = graph_data
|
|
.checked_libs_map
|
|
.entry(specifier.clone())
|
|
.or_default();
|
|
checked_libs.insert(lib.clone());
|
|
}
|
|
}
|
|
}
|
|
|
|
// any updates to the lockfile should be updated now
|
|
if let Some(ref lockfile) = self.lockfile {
|
|
let g = lockfile.lock();
|
|
g.write()?;
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
|
|
pub(crate) fn resolve(
|
|
&self,
|
|
specifier: &str,
|
|
referrer: &str,
|
|
) -> Result<ModuleSpecifier, AnyError> {
|
|
if let Ok(s) = deno_core::resolve_url_or_path(referrer) {
|
|
let maybe_resolved = {
|
|
let graph_data = self.graph_data.lock();
|
|
graph_data
|
|
.dependency_map
|
|
.get(&s)
|
|
.and_then(|map| map.get(specifier))
|
|
.map(|dep| dep.maybe_code.clone())
|
|
};
|
|
|
|
if let Some(resolved) = maybe_resolved {
|
|
match resolved {
|
|
Some(Ok((specifier, _))) => {
|
|
return Ok(specifier);
|
|
}
|
|
Some(Err(err)) => {
|
|
return Err(custom_error(
|
|
"TypeError",
|
|
format!("{}\n", err.to_string_with_range()),
|
|
))
|
|
}
|
|
_ => (),
|
|
}
|
|
}
|
|
}
|
|
|
|
// FIXME(bartlomieju): hacky way to provide compatibility with repl
|
|
let referrer = if referrer.is_empty() && self.flags.repl {
|
|
deno_core::DUMMY_SPECIFIER
|
|
} else {
|
|
referrer
|
|
};
|
|
if let Some(import_map) = &self.maybe_import_map {
|
|
import_map
|
|
.resolve(specifier, referrer)
|
|
.map_err(|err| err.into())
|
|
} else {
|
|
deno_core::resolve_import(specifier, referrer).map_err(|err| err.into())
|
|
}
|
|
}
|
|
|
|
pub fn load(
|
|
&self,
|
|
specifier: ModuleSpecifier,
|
|
maybe_referrer: Option<ModuleSpecifier>,
|
|
is_dynamic: bool,
|
|
) -> Result<ModuleSource, AnyError> {
|
|
log::debug!(
|
|
"specifier: {} maybe_referrer: {} is_dynamic: {}",
|
|
specifier,
|
|
maybe_referrer
|
|
.as_ref()
|
|
.map(|s| s.to_string())
|
|
.unwrap_or_else(|| "<none>".to_string()),
|
|
is_dynamic
|
|
);
|
|
|
|
let graph_data = self.graph_data.lock();
|
|
match graph_data.modules.get(&specifier) {
|
|
Some(Ok(module_source)) => Ok(module_source.clone()),
|
|
// This is an edge case usually hit when loading source lines for error
|
|
// stacks with synthetic locations. Users shouldn't see this error.
|
|
_ => Err(anyhow!(
|
|
"Loading unprepared module: {}",
|
|
specifier.to_string()
|
|
)),
|
|
}
|
|
}
|
|
|
|
// TODO(@kitsonk) this should be refactored to get it from the module graph
|
|
fn get_emit(&self, url: &Url) -> Option<(Vec<u8>, Option<Vec<u8>>)> {
|
|
let emit_path = self
|
|
.dir
|
|
.gen_cache
|
|
.get_cache_filename_with_extension(url, "js")?;
|
|
let emit_map_path = self
|
|
.dir
|
|
.gen_cache
|
|
.get_cache_filename_with_extension(url, "js.map")?;
|
|
if let Ok(code) = self.dir.gen_cache.get(&emit_path) {
|
|
let maybe_map = if let Ok(map) = self.dir.gen_cache.get(&emit_map_path) {
|
|
Some(map)
|
|
} else {
|
|
None
|
|
};
|
|
Some((code, maybe_map))
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO(@kitsonk) this is only temporary, but should be refactored to somewhere
|
|
// else, like a refactored file_fetcher.
|
|
impl SourceMapGetter for ProcState {
|
|
fn get_source_map(&self, file_name: &str) -> Option<Vec<u8>> {
|
|
if let Ok(specifier) = resolve_url(file_name) {
|
|
match specifier.scheme() {
|
|
// we should only be looking for emits for schemes that denote external
|
|
// modules, which the disk_cache supports
|
|
"wasm" | "file" | "http" | "https" | "data" | "blob" => (),
|
|
_ => return None,
|
|
}
|
|
if let Some((code, maybe_map)) = self.get_emit(&specifier) {
|
|
let code = String::from_utf8(code).unwrap();
|
|
source_map_from_code(code).or(maybe_map)
|
|
} else if let Ok(source) = self.load(specifier, None, false) {
|
|
source_map_from_code(source.code)
|
|
} else {
|
|
None
|
|
}
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
fn get_source_line(
|
|
&self,
|
|
file_name: &str,
|
|
line_number: usize,
|
|
) -> Option<String> {
|
|
if let Ok(specifier) = resolve_url(file_name) {
|
|
self.file_fetcher.get_source(&specifier).map(|out| {
|
|
// Do NOT use .lines(): it skips the terminating empty line.
|
|
// (due to internally using .split_terminator() instead of .split())
|
|
let lines: Vec<&str> = out.source.split('\n').collect();
|
|
if line_number >= lines.len() {
|
|
format!(
|
|
"{} Couldn't format source line: Line {} is out of bounds (source may have changed at runtime)",
|
|
crate::colors::yellow("Warning"), line_number + 1,
|
|
)
|
|
} else {
|
|
lines[line_number].to_string()
|
|
}
|
|
})
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
}
|
|
|
|
fn source_map_from_code(code: String) -> Option<Vec<u8>> {
|
|
let lines: Vec<&str> = code.split('\n').collect();
|
|
if let Some(last_line) = lines.last() {
|
|
if last_line
|
|
.starts_with("//# sourceMappingURL=data:application/json;base64,")
|
|
{
|
|
let input = last_line.trim_start_matches(
|
|
"//# sourceMappingURL=data:application/json;base64,",
|
|
);
|
|
let decoded_map = base64::decode(input)
|
|
.expect("Unable to decode source map from emitted file.");
|
|
Some(decoded_map)
|
|
} else {
|
|
None
|
|
}
|
|
} else {
|
|
None
|
|
}
|
|
}
|