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denoland-deno/cli/args/mod.rs
David Sherret 8be2bbf074
feat: Wasm module support (#26668)
Support for Wasm modules.

Note this implements the standard where the default export is the
instance (not the module). The module will come later with source phase
imports.

```ts
import { add } from "./math.wasm";

console.log(add(1, 2));
```
2024-11-19 18:59:23 -05:00

2056 lines
60 KiB
Rust

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
pub mod deno_json;
mod flags;
mod flags_net;
mod import_map;
mod lockfile;
mod package_json;
use deno_ast::MediaType;
use deno_ast::SourceMapOption;
use deno_config::deno_json::NodeModulesDirMode;
use deno_config::workspace::CreateResolverOptions;
use deno_config::workspace::FolderConfigs;
use deno_config::workspace::PackageJsonDepResolution;
use deno_config::workspace::VendorEnablement;
use deno_config::workspace::Workspace;
use deno_config::workspace::WorkspaceDirectory;
use deno_config::workspace::WorkspaceDirectoryEmptyOptions;
use deno_config::workspace::WorkspaceDiscoverOptions;
use deno_config::workspace::WorkspaceDiscoverStart;
use deno_config::workspace::WorkspaceLintConfig;
use deno_config::workspace::WorkspaceResolver;
use deno_core::resolve_url_or_path;
use deno_graph::GraphKind;
use deno_npm::npm_rc::NpmRc;
use deno_npm::npm_rc::ResolvedNpmRc;
use deno_npm::resolution::ValidSerializedNpmResolutionSnapshot;
use deno_npm::NpmSystemInfo;
use deno_path_util::normalize_path;
use deno_runtime::ops::otel::OtelConfig;
use deno_semver::npm::NpmPackageReqReference;
use import_map::resolve_import_map_value_from_specifier;
pub use deno_config::deno_json::BenchConfig;
pub use deno_config::deno_json::ConfigFile;
pub use deno_config::deno_json::FmtOptionsConfig;
pub use deno_config::deno_json::LintRulesConfig;
pub use deno_config::deno_json::ProseWrap;
pub use deno_config::deno_json::TsConfig;
pub use deno_config::deno_json::TsConfigForEmit;
pub use deno_config::deno_json::TsConfigType;
pub use deno_config::deno_json::TsTypeLib;
pub use deno_config::glob::FilePatterns;
pub use deno_json::check_warn_tsconfig;
pub use flags::*;
pub use lockfile::CliLockfile;
pub use lockfile::CliLockfileReadFromPathOptions;
pub use package_json::NpmInstallDepsProvider;
pub use package_json::PackageJsonDepValueParseWithLocationError;
use deno_ast::ModuleSpecifier;
use deno_core::anyhow::bail;
use deno_core::anyhow::Context;
use deno_core::error::AnyError;
use deno_core::serde_json;
use deno_core::url::Url;
use deno_runtime::deno_permissions::PermissionsOptions;
use deno_runtime::deno_tls::deno_native_certs::load_native_certs;
use deno_runtime::deno_tls::rustls;
use deno_runtime::deno_tls::rustls::RootCertStore;
use deno_runtime::deno_tls::rustls_pemfile;
use deno_runtime::deno_tls::webpki_roots;
use deno_runtime::inspector_server::InspectorServer;
use deno_terminal::colors;
use dotenvy::from_filename;
use once_cell::sync::Lazy;
use serde::Deserialize;
use serde::Serialize;
use std::borrow::Cow;
use std::collections::HashMap;
use std::env;
use std::io::BufReader;
use std::io::Cursor;
use std::io::Read;
use std::io::Seek;
use std::net::SocketAddr;
use std::num::NonZeroUsize;
use std::path::Path;
use std::path::PathBuf;
use std::sync::Arc;
use thiserror::Error;
use crate::cache;
use crate::cache::DenoDirProvider;
use crate::file_fetcher::FileFetcher;
use crate::util::fs::canonicalize_path_maybe_not_exists;
use crate::version;
use deno_config::deno_json::FmtConfig;
use deno_config::deno_json::LintConfig;
use deno_config::deno_json::TestConfig;
pub fn npm_registry_url() -> &'static Url {
static NPM_REGISTRY_DEFAULT_URL: Lazy<Url> = Lazy::new(|| {
let env_var_name = "NPM_CONFIG_REGISTRY";
if let Ok(registry_url) = std::env::var(env_var_name) {
// ensure there is a trailing slash for the directory
let registry_url = format!("{}/", registry_url.trim_end_matches('/'));
match Url::parse(&registry_url) {
Ok(url) => {
return url;
}
Err(err) => {
log::debug!(
"Invalid {} environment variable: {:#}",
env_var_name,
err,
);
}
}
}
Url::parse("https://registry.npmjs.org").unwrap()
});
&NPM_REGISTRY_DEFAULT_URL
}
pub static DENO_DISABLE_PEDANTIC_NODE_WARNINGS: Lazy<bool> = Lazy::new(|| {
std::env::var("DENO_DISABLE_PEDANTIC_NODE_WARNINGS")
.ok()
.is_some()
});
pub fn jsr_url() -> &'static Url {
static JSR_URL: Lazy<Url> = Lazy::new(|| {
let env_var_name = "JSR_URL";
if let Ok(registry_url) = std::env::var(env_var_name) {
// ensure there is a trailing slash for the directory
let registry_url = format!("{}/", registry_url.trim_end_matches('/'));
match Url::parse(&registry_url) {
Ok(url) => {
return url;
}
Err(err) => {
log::debug!(
"Invalid {} environment variable: {:#}",
env_var_name,
err,
);
}
}
}
Url::parse("https://jsr.io/").unwrap()
});
&JSR_URL
}
pub fn jsr_api_url() -> &'static Url {
static JSR_API_URL: Lazy<Url> = Lazy::new(|| {
let mut jsr_api_url = jsr_url().clone();
jsr_api_url.set_path("api/");
jsr_api_url
});
&JSR_API_URL
}
pub fn ts_config_to_transpile_and_emit_options(
config: deno_config::deno_json::TsConfig,
) -> Result<(deno_ast::TranspileOptions, deno_ast::EmitOptions), AnyError> {
let options: deno_config::deno_json::EmitConfigOptions =
serde_json::from_value(config.0)
.context("Failed to parse compilerOptions")?;
let imports_not_used_as_values =
match options.imports_not_used_as_values.as_str() {
"preserve" => deno_ast::ImportsNotUsedAsValues::Preserve,
"error" => deno_ast::ImportsNotUsedAsValues::Error,
_ => deno_ast::ImportsNotUsedAsValues::Remove,
};
let (transform_jsx, jsx_automatic, jsx_development, precompile_jsx) =
match options.jsx.as_str() {
"react" => (true, false, false, false),
"react-jsx" => (true, true, false, false),
"react-jsxdev" => (true, true, true, false),
"precompile" => (false, false, false, true),
_ => (false, false, false, false),
};
let source_map = if options.inline_source_map {
SourceMapOption::Inline
} else if options.source_map {
SourceMapOption::Separate
} else {
SourceMapOption::None
};
Ok((
deno_ast::TranspileOptions {
use_ts_decorators: options.experimental_decorators,
use_decorators_proposal: !options.experimental_decorators,
emit_metadata: options.emit_decorator_metadata,
imports_not_used_as_values,
jsx_automatic,
jsx_development,
jsx_factory: options.jsx_factory,
jsx_fragment_factory: options.jsx_fragment_factory,
jsx_import_source: options.jsx_import_source,
precompile_jsx,
precompile_jsx_skip_elements: options.jsx_precompile_skip_elements,
precompile_jsx_dynamic_props: None,
transform_jsx,
var_decl_imports: false,
// todo(dsherret): support verbatim_module_syntax here properly
verbatim_module_syntax: false,
},
deno_ast::EmitOptions {
inline_sources: options.inline_sources,
remove_comments: false,
source_map,
source_map_base: None,
source_map_file: None,
},
))
}
/// Indicates how cached source files should be handled.
#[derive(Debug, Clone, Eq, PartialEq)]
pub enum CacheSetting {
/// Only the cached files should be used. Any files not in the cache will
/// error. This is the equivalent of `--cached-only` in the CLI.
Only,
/// No cached source files should be used, and all files should be reloaded.
/// This is the equivalent of `--reload` in the CLI.
ReloadAll,
/// Only some cached resources should be used. This is the equivalent of
/// `--reload=jsr:@std/http/file-server` or
/// `--reload=jsr:@std/http/file-server,jsr:@std/assert/assert-equals`.
ReloadSome(Vec<String>),
/// The usability of a cached value is determined by analyzing the cached
/// headers and other metadata associated with a cached response, reloading
/// any cached "non-fresh" cached responses.
RespectHeaders,
/// The cached source files should be used for local modules. This is the
/// default behavior of the CLI.
Use,
}
impl CacheSetting {
pub fn should_use_for_npm_package(&self, package_name: &str) -> bool {
match self {
CacheSetting::ReloadAll => false,
CacheSetting::ReloadSome(list) => {
if list.iter().any(|i| i == "npm:") {
return false;
}
let specifier = format!("npm:{package_name}");
if list.contains(&specifier) {
return false;
}
true
}
_ => true,
}
}
}
pub struct WorkspaceBenchOptions {
pub filter: Option<String>,
pub json: bool,
pub no_run: bool,
}
impl WorkspaceBenchOptions {
pub fn resolve(bench_flags: &BenchFlags) -> Self {
Self {
filter: bench_flags.filter.clone(),
json: bench_flags.json,
no_run: bench_flags.no_run,
}
}
}
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct BenchOptions {
pub files: FilePatterns,
}
impl BenchOptions {
pub fn resolve(bench_config: BenchConfig, _bench_flags: &BenchFlags) -> Self {
// this is the same, but keeping the same pattern as everywhere else for the future
Self {
files: bench_config.files,
}
}
}
#[derive(Clone, Debug, Default, PartialEq, Eq, Hash)]
pub struct UnstableFmtOptions {
pub component: bool,
pub sql: bool,
}
#[derive(Clone, Debug)]
pub struct FmtOptions {
pub options: FmtOptionsConfig,
pub unstable: UnstableFmtOptions,
pub files: FilePatterns,
}
impl Default for FmtOptions {
fn default() -> Self {
Self::new_with_base(PathBuf::from("/"))
}
}
impl FmtOptions {
pub fn new_with_base(base: PathBuf) -> Self {
Self {
options: FmtOptionsConfig::default(),
unstable: Default::default(),
files: FilePatterns::new_with_base(base),
}
}
pub fn resolve(
fmt_config: FmtConfig,
unstable: UnstableFmtOptions,
fmt_flags: &FmtFlags,
) -> Self {
Self {
options: resolve_fmt_options(fmt_flags, fmt_config.options),
unstable: UnstableFmtOptions {
component: unstable.component || fmt_flags.unstable_component,
sql: unstable.sql || fmt_flags.unstable_sql,
},
files: fmt_config.files,
}
}
}
fn resolve_fmt_options(
fmt_flags: &FmtFlags,
mut options: FmtOptionsConfig,
) -> FmtOptionsConfig {
if let Some(use_tabs) = fmt_flags.use_tabs {
options.use_tabs = Some(use_tabs);
}
if let Some(line_width) = fmt_flags.line_width {
options.line_width = Some(line_width.get());
}
if let Some(indent_width) = fmt_flags.indent_width {
options.indent_width = Some(indent_width.get());
}
if let Some(single_quote) = fmt_flags.single_quote {
options.single_quote = Some(single_quote);
}
if let Some(prose_wrap) = &fmt_flags.prose_wrap {
options.prose_wrap = Some(match prose_wrap.as_str() {
"always" => ProseWrap::Always,
"never" => ProseWrap::Never,
"preserve" => ProseWrap::Preserve,
// validators in `flags.rs` makes other values unreachable
_ => unreachable!(),
});
}
if let Some(no_semis) = &fmt_flags.no_semicolons {
options.semi_colons = Some(!no_semis);
}
options
}
#[derive(Clone, Debug)]
pub struct WorkspaceTestOptions {
pub doc: bool,
pub no_run: bool,
pub fail_fast: Option<NonZeroUsize>,
pub permit_no_files: bool,
pub filter: Option<String>,
pub shuffle: Option<u64>,
pub concurrent_jobs: NonZeroUsize,
pub trace_leaks: bool,
pub reporter: TestReporterConfig,
pub junit_path: Option<String>,
pub hide_stacktraces: bool,
}
impl WorkspaceTestOptions {
pub fn resolve(test_flags: &TestFlags) -> Self {
Self {
permit_no_files: test_flags.permit_no_files,
concurrent_jobs: test_flags
.concurrent_jobs
.unwrap_or_else(|| NonZeroUsize::new(1).unwrap()),
doc: test_flags.doc,
fail_fast: test_flags.fail_fast,
filter: test_flags.filter.clone(),
no_run: test_flags.no_run,
shuffle: test_flags.shuffle,
trace_leaks: test_flags.trace_leaks,
reporter: test_flags.reporter,
junit_path: test_flags.junit_path.clone(),
hide_stacktraces: test_flags.hide_stacktraces,
}
}
}
#[derive(Debug, Clone)]
pub struct TestOptions {
pub files: FilePatterns,
}
impl TestOptions {
pub fn resolve(test_config: TestConfig, _test_flags: &TestFlags) -> Self {
// this is the same, but keeping the same pattern as everywhere else for the future
Self {
files: test_config.files,
}
}
}
#[derive(Clone, Copy, Default, Debug)]
pub enum LintReporterKind {
#[default]
Pretty,
Json,
Compact,
}
#[derive(Clone, Debug)]
pub struct WorkspaceLintOptions {
pub reporter_kind: LintReporterKind,
}
impl WorkspaceLintOptions {
pub fn resolve(
lint_config: &WorkspaceLintConfig,
lint_flags: &LintFlags,
) -> Result<Self, AnyError> {
let mut maybe_reporter_kind = if lint_flags.json {
Some(LintReporterKind::Json)
} else if lint_flags.compact {
Some(LintReporterKind::Compact)
} else {
None
};
if maybe_reporter_kind.is_none() {
// Flag not set, so try to get lint reporter from the config file.
maybe_reporter_kind = match lint_config.report.as_deref() {
Some("json") => Some(LintReporterKind::Json),
Some("compact") => Some(LintReporterKind::Compact),
Some("pretty") => Some(LintReporterKind::Pretty),
Some(_) => {
bail!("Invalid lint report type in config file")
}
None => None,
}
}
Ok(Self {
reporter_kind: maybe_reporter_kind.unwrap_or_default(),
})
}
}
#[derive(Clone, Debug)]
pub struct LintOptions {
pub rules: LintRulesConfig,
pub files: FilePatterns,
pub fix: bool,
}
impl Default for LintOptions {
fn default() -> Self {
Self::new_with_base(PathBuf::from("/"))
}
}
impl LintOptions {
pub fn new_with_base(base: PathBuf) -> Self {
Self {
rules: Default::default(),
files: FilePatterns::new_with_base(base),
fix: false,
}
}
pub fn resolve(lint_config: LintConfig, lint_flags: &LintFlags) -> Self {
Self {
files: lint_config.files,
rules: resolve_lint_rules_options(
lint_config.options.rules,
lint_flags.maybe_rules_tags.clone(),
lint_flags.maybe_rules_include.clone(),
lint_flags.maybe_rules_exclude.clone(),
),
fix: lint_flags.fix,
}
}
}
fn resolve_lint_rules_options(
config_rules: LintRulesConfig,
mut maybe_rules_tags: Option<Vec<String>>,
mut maybe_rules_include: Option<Vec<String>>,
mut maybe_rules_exclude: Option<Vec<String>>,
) -> LintRulesConfig {
// Try to get configured rules. CLI flags take precedence
// over config file, i.e. if there's `rules.include` in config file
// and `--rules-include` CLI flag, only the flag value is taken into account.
if maybe_rules_include.is_none() {
maybe_rules_include = config_rules.include;
}
if maybe_rules_exclude.is_none() {
maybe_rules_exclude = config_rules.exclude;
}
if maybe_rules_tags.is_none() {
maybe_rules_tags = config_rules.tags;
}
LintRulesConfig {
exclude: maybe_rules_exclude,
include: maybe_rules_include,
tags: maybe_rules_tags,
}
}
pub fn discover_npmrc_from_workspace(
workspace: &Workspace,
) -> Result<(Arc<ResolvedNpmRc>, Option<PathBuf>), AnyError> {
let root_folder = workspace.root_folder_configs();
discover_npmrc(
root_folder.pkg_json.as_ref().map(|p| p.path.clone()),
root_folder.deno_json.as_ref().and_then(|cf| {
if cf.specifier.scheme() == "file" {
Some(cf.specifier.to_file_path().unwrap())
} else {
None
}
}),
)
}
/// Discover `.npmrc` file - currently we only support it next to `package.json`
/// or next to `deno.json`.
///
/// In the future we will need to support it in user directory or global directory
/// as per https://docs.npmjs.com/cli/v10/configuring-npm/npmrc#files.
fn discover_npmrc(
maybe_package_json_path: Option<PathBuf>,
maybe_deno_json_path: Option<PathBuf>,
) -> Result<(Arc<ResolvedNpmRc>, Option<PathBuf>), AnyError> {
const NPMRC_NAME: &str = ".npmrc";
fn get_env_var(var_name: &str) -> Option<String> {
std::env::var(var_name).ok()
}
#[derive(Debug, Error)]
#[error("Error loading .npmrc at {}.", path.display())]
struct NpmRcLoadError {
path: PathBuf,
#[source]
source: std::io::Error,
}
fn try_to_read_npmrc(
dir: &Path,
) -> Result<Option<(String, PathBuf)>, NpmRcLoadError> {
let path = dir.join(NPMRC_NAME);
let maybe_source = match std::fs::read_to_string(&path) {
Ok(source) => Some(source),
Err(err) if err.kind() == std::io::ErrorKind::NotFound => None,
Err(err) => return Err(NpmRcLoadError { path, source: err }),
};
Ok(maybe_source.map(|source| (source, path)))
}
fn try_to_parse_npmrc(
source: String,
path: &Path,
) -> Result<Arc<ResolvedNpmRc>, AnyError> {
let npmrc = NpmRc::parse(&source, &get_env_var).with_context(|| {
format!("Failed to parse .npmrc at {}", path.display())
})?;
let resolved = npmrc
.as_resolved(npm_registry_url())
.context("Failed to resolve .npmrc options")?;
log::debug!(".npmrc found at: '{}'", path.display());
Ok(Arc::new(resolved))
}
// 1. Try `.npmrc` next to `package.json`
if let Some(package_json_path) = maybe_package_json_path {
if let Some(package_json_dir) = package_json_path.parent() {
if let Some((source, path)) = try_to_read_npmrc(package_json_dir)? {
return try_to_parse_npmrc(source, &path).map(|r| (r, Some(path)));
}
}
}
// 2. Try `.npmrc` next to `deno.json(c)`
if let Some(deno_json_path) = maybe_deno_json_path {
if let Some(deno_json_dir) = deno_json_path.parent() {
if let Some((source, path)) = try_to_read_npmrc(deno_json_dir)? {
return try_to_parse_npmrc(source, &path).map(|r| (r, Some(path)));
}
}
}
// TODO(bartlomieju): update to read both files - one in the project root and one and
// home dir and then merge them.
// 3. Try `.npmrc` in the user's home directory
if let Some(home_dir) = cache::home_dir() {
match try_to_read_npmrc(&home_dir) {
Ok(Some((source, path))) => {
return try_to_parse_npmrc(source, &path).map(|r| (r, Some(path)));
}
Ok(None) => {}
Err(err) if err.source.kind() == std::io::ErrorKind::PermissionDenied => {
log::debug!(
"Skipping .npmrc in home directory due to permission denied error. {:#}",
err
);
}
Err(err) => {
return Err(err.into());
}
}
}
log::debug!("No .npmrc file found");
Ok((create_default_npmrc(), None))
}
pub fn create_default_npmrc() -> Arc<ResolvedNpmRc> {
Arc::new(ResolvedNpmRc {
default_config: deno_npm::npm_rc::RegistryConfigWithUrl {
registry_url: npm_registry_url().clone(),
config: Default::default(),
},
scopes: Default::default(),
registry_configs: Default::default(),
})
}
#[derive(Error, Debug, Clone)]
pub enum RootCertStoreLoadError {
#[error(
"Unknown certificate store \"{0}\" specified (allowed: \"system,mozilla\")"
)]
UnknownStore(String),
#[error("Unable to add pem file to certificate store: {0}")]
FailedAddPemFile(String),
#[error("Failed opening CA file: {0}")]
CaFileOpenError(String),
}
/// Create and populate a root cert store based on the passed options and
/// environment.
pub fn get_root_cert_store(
maybe_root_path: Option<PathBuf>,
maybe_ca_stores: Option<Vec<String>>,
maybe_ca_data: Option<CaData>,
) -> Result<RootCertStore, RootCertStoreLoadError> {
let mut root_cert_store = RootCertStore::empty();
let ca_stores: Vec<String> = maybe_ca_stores
.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.extend(webpki_roots::TLS_SERVER_ROOTS.to_vec());
}
"system" => {
let roots = load_native_certs().expect("could not load platform certs");
for root in roots {
if let Err(err) = root_cert_store
.add(rustls::pki_types::CertificateDer::from(root.0.clone()))
{
log::error!(
"{}",
colors::yellow(&format!(
"Unable to add system certificate to certificate store: {:?}",
err
))
);
let hex_encoded_root = faster_hex::hex_string(&root.0);
log::error!("{}", colors::gray(&hex_encoded_root));
}
}
}
_ => {
return Err(RootCertStoreLoadError::UnknownStore(store.clone()));
}
}
}
let ca_data =
maybe_ca_data.or_else(|| env::var("DENO_CERT").ok().map(CaData::File));
if let Some(ca_data) = ca_data {
let result = match ca_data {
CaData::File(ca_file) => {
let ca_file = if let Some(root) = &maybe_root_path {
root.join(&ca_file)
} else {
PathBuf::from(ca_file)
};
let certfile = std::fs::File::open(ca_file).map_err(|err| {
RootCertStoreLoadError::CaFileOpenError(err.to_string())
})?;
let mut reader = BufReader::new(certfile);
rustls_pemfile::certs(&mut reader).collect::<Result<Vec<_>, _>>()
}
CaData::Bytes(data) => {
let mut reader = BufReader::new(Cursor::new(data));
rustls_pemfile::certs(&mut reader).collect::<Result<Vec<_>, _>>()
}
};
match result {
Ok(certs) => {
root_cert_store.add_parsable_certificates(certs);
}
Err(e) => {
return Err(RootCertStoreLoadError::FailedAddPemFile(e.to_string()));
}
}
}
Ok(root_cert_store)
}
/// State provided to the process via an environment variable.
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct NpmProcessState {
pub kind: NpmProcessStateKind,
pub local_node_modules_path: Option<String>,
}
#[derive(Clone, Debug, Serialize, Deserialize)]
pub enum NpmProcessStateKind {
Snapshot(deno_npm::resolution::SerializedNpmResolutionSnapshot),
Byonm,
}
static NPM_PROCESS_STATE: Lazy<Option<NpmProcessState>> = Lazy::new(|| {
use deno_runtime::ops::process::NPM_RESOLUTION_STATE_FD_ENV_VAR_NAME;
let fd = std::env::var(NPM_RESOLUTION_STATE_FD_ENV_VAR_NAME).ok()?;
std::env::remove_var(NPM_RESOLUTION_STATE_FD_ENV_VAR_NAME);
let fd = fd.parse::<usize>().ok()?;
let mut file = {
use deno_runtime::deno_io::FromRawIoHandle;
unsafe { std::fs::File::from_raw_io_handle(fd as _) }
};
let mut buf = Vec::new();
// seek to beginning. after the file is written the position will be inherited by this subprocess,
// and also this file might have been read before
file.seek(std::io::SeekFrom::Start(0)).unwrap();
file
.read_to_end(&mut buf)
.inspect_err(|e| {
log::error!("failed to read npm process state from fd {fd}: {e}");
})
.ok()?;
let state: NpmProcessState = serde_json::from_slice(&buf)
.inspect_err(|e| {
log::error!(
"failed to deserialize npm process state: {e} {}",
String::from_utf8_lossy(&buf)
)
})
.ok()?;
Some(state)
});
/// Overrides for the options below that when set will
/// use these values over the values derived from the
/// CLI flags or config file.
#[derive(Default, Clone)]
struct CliOptionOverrides {
import_map_specifier: Option<Option<ModuleSpecifier>>,
}
/// Holds the resolved options of many sources used by subcommands
/// and provides some helper function for creating common objects.
pub struct CliOptions {
// the source of the options is a detail the rest of the
// application need not concern itself with, so keep these private
flags: Arc<Flags>,
initial_cwd: PathBuf,
main_module_cell: std::sync::OnceLock<Result<ModuleSpecifier, AnyError>>,
maybe_node_modules_folder: Option<PathBuf>,
npmrc: Arc<ResolvedNpmRc>,
maybe_lockfile: Option<Arc<CliLockfile>>,
overrides: CliOptionOverrides,
pub start_dir: Arc<WorkspaceDirectory>,
pub deno_dir_provider: Arc<DenoDirProvider>,
}
impl CliOptions {
pub fn new(
flags: Arc<Flags>,
initial_cwd: PathBuf,
maybe_lockfile: Option<Arc<CliLockfile>>,
npmrc: Arc<ResolvedNpmRc>,
start_dir: Arc<WorkspaceDirectory>,
force_global_cache: bool,
) -> Result<Self, AnyError> {
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);
{
log::error!("{}", colors::yellow(msg));
}
}
let maybe_lockfile = maybe_lockfile.filter(|_| !force_global_cache);
let deno_dir_provider =
Arc::new(DenoDirProvider::new(flags.internal.cache_path.clone()));
let maybe_node_modules_folder = resolve_node_modules_folder(
&initial_cwd,
&flags,
&start_dir.workspace,
&deno_dir_provider,
)
.with_context(|| "Resolving node_modules folder.")?;
load_env_variables_from_env_file(flags.env_file.as_ref());
Ok(Self {
flags,
initial_cwd,
maybe_lockfile,
npmrc,
maybe_node_modules_folder,
overrides: Default::default(),
main_module_cell: std::sync::OnceLock::new(),
start_dir,
deno_dir_provider,
})
}
pub fn from_flags(flags: Arc<Flags>) -> Result<Self, AnyError> {
let initial_cwd =
std::env::current_dir().with_context(|| "Failed getting cwd.")?;
let maybe_vendor_override = flags.vendor.map(|v| match v {
true => VendorEnablement::Enable { cwd: &initial_cwd },
false => VendorEnablement::Disable,
});
let resolve_workspace_discover_options = || {
let additional_config_file_names: &'static [&'static str] =
if matches!(flags.subcommand, DenoSubcommand::Publish(..)) {
&["jsr.json", "jsr.jsonc"]
} else {
&[]
};
let config_parse_options =
deno_config::deno_json::ConfigParseOptions::default();
let discover_pkg_json = flags.config_flag != ConfigFlag::Disabled
&& !flags.no_npm
&& !has_flag_env_var("DENO_NO_PACKAGE_JSON");
if !discover_pkg_json {
log::debug!("package.json auto-discovery is disabled");
}
WorkspaceDiscoverOptions {
fs: Default::default(), // use real fs
deno_json_cache: None,
pkg_json_cache: Some(&node_resolver::PackageJsonThreadLocalCache),
workspace_cache: None,
config_parse_options,
additional_config_file_names,
discover_pkg_json,
maybe_vendor_override,
}
};
let resolve_empty_options = || WorkspaceDirectoryEmptyOptions {
root_dir: Arc::new(
ModuleSpecifier::from_directory_path(&initial_cwd).unwrap(),
),
use_vendor_dir: maybe_vendor_override
.unwrap_or(VendorEnablement::Disable),
};
let start_dir = match &flags.config_flag {
ConfigFlag::Discover => {
if let Some(start_paths) = flags.config_path_args(&initial_cwd) {
WorkspaceDirectory::discover(
WorkspaceDiscoverStart::Paths(&start_paths),
&resolve_workspace_discover_options(),
)?
} else {
WorkspaceDirectory::empty(resolve_empty_options())
}
}
ConfigFlag::Path(path) => {
let config_path = normalize_path(initial_cwd.join(path));
WorkspaceDirectory::discover(
WorkspaceDiscoverStart::ConfigFile(&config_path),
&resolve_workspace_discover_options(),
)?
}
ConfigFlag::Disabled => {
WorkspaceDirectory::empty(resolve_empty_options())
}
};
for diagnostic in start_dir.workspace.diagnostics() {
log::warn!("{} {}", colors::yellow("Warning"), diagnostic);
}
let (npmrc, _) = discover_npmrc_from_workspace(&start_dir.workspace)?;
let maybe_lock_file = CliLockfile::discover(&flags, &start_dir.workspace)?;
log::debug!("Finished config loading.");
Self::new(
flags,
initial_cwd,
maybe_lock_file.map(Arc::new),
npmrc,
Arc::new(start_dir),
false,
)
}
/// This method is purposefully verbose to disourage its use. Do not use it
/// except in the factory structs. Instead, prefer specific methods on `CliOptions`
/// that can take all sources of information into account (ex. config files or env vars).
pub fn into_self_and_flags(
self: Arc<CliOptions>,
) -> (Arc<CliOptions>, Arc<Flags>) {
let flags = self.flags.clone();
(self, flags)
}
#[inline(always)]
pub fn initial_cwd(&self) -> &Path {
&self.initial_cwd
}
#[inline(always)]
pub fn workspace(&self) -> &Arc<Workspace> {
&self.start_dir.workspace
}
pub fn graph_kind(&self) -> GraphKind {
match self.sub_command() {
DenoSubcommand::Cache(_) => GraphKind::All,
DenoSubcommand::Check(_) => GraphKind::TypesOnly,
DenoSubcommand::Install(InstallFlags {
kind: InstallKind::Local(_),
}) => GraphKind::All,
_ => self.type_check_mode().as_graph_kind(),
}
}
pub fn ts_type_lib_window(&self) -> TsTypeLib {
TsTypeLib::DenoWindow
}
pub fn ts_type_lib_worker(&self) -> TsTypeLib {
TsTypeLib::DenoWorker
}
pub fn cache_setting(&self) -> CacheSetting {
if self.flags.cached_only {
CacheSetting::Only
} else if !self.flags.cache_blocklist.is_empty() {
CacheSetting::ReloadSome(self.flags.cache_blocklist.clone())
} else if self.flags.reload {
CacheSetting::ReloadAll
} else {
CacheSetting::Use
}
}
pub fn npm_system_info(&self) -> NpmSystemInfo {
match self.sub_command() {
DenoSubcommand::Compile(CompileFlags {
target: Some(target),
..
}) => {
// the values of NpmSystemInfo align with the possible values for the
// `arch` and `platform` fields of Node.js' `process` global:
// https://nodejs.org/api/process.html
match target.as_str() {
"aarch64-apple-darwin" => NpmSystemInfo {
os: "darwin".to_string(),
cpu: "arm64".to_string(),
},
"aarch64-unknown-linux-gnu" => NpmSystemInfo {
os: "linux".to_string(),
cpu: "arm64".to_string(),
},
"x86_64-apple-darwin" => NpmSystemInfo {
os: "darwin".to_string(),
cpu: "x64".to_string(),
},
"x86_64-unknown-linux-gnu" => NpmSystemInfo {
os: "linux".to_string(),
cpu: "x64".to_string(),
},
"x86_64-pc-windows-msvc" => NpmSystemInfo {
os: "win32".to_string(),
cpu: "x64".to_string(),
},
value => {
log::warn!(
concat!(
"Not implemented npm system info for target '{}'. Using current ",
"system default. This may impact architecture specific dependencies."
),
value,
);
NpmSystemInfo::default()
}
}
}
_ => NpmSystemInfo::default(),
}
}
/// Resolve the specifier for a specified import map.
///
/// This will NOT include the config file if it
/// happens to be an import map.
pub fn resolve_specified_import_map_specifier(
&self,
) -> Result<Option<ModuleSpecifier>, AnyError> {
match self.overrides.import_map_specifier.clone() {
Some(maybe_url) => Ok(maybe_url),
None => resolve_import_map_specifier(
self.flags.import_map_path.as_deref(),
self.workspace().root_deno_json().map(|c| c.as_ref()),
&self.initial_cwd,
),
}
}
pub async fn create_workspace_resolver(
&self,
file_fetcher: &FileFetcher,
pkg_json_dep_resolution: PackageJsonDepResolution,
) -> Result<WorkspaceResolver, AnyError> {
let overrode_no_import_map = self
.overrides
.import_map_specifier
.as_ref()
.map(|s| s.is_none())
== Some(true);
let cli_arg_specified_import_map = if overrode_no_import_map {
// use a fake empty import map
Some(deno_config::workspace::SpecifiedImportMap {
base_url: self.workspace().root_dir().join("import_map.json").unwrap(),
value: serde_json::Value::Object(Default::default()),
})
} else {
let maybe_import_map_specifier =
self.resolve_specified_import_map_specifier()?;
match maybe_import_map_specifier {
Some(specifier) => {
let value =
resolve_import_map_value_from_specifier(&specifier, file_fetcher)
.await
.with_context(|| {
format!("Unable to load '{}' import map", specifier)
})?;
Some(deno_config::workspace::SpecifiedImportMap {
base_url: specifier,
value,
})
}
None => None,
}
};
Ok(self.workspace().create_resolver(
CreateResolverOptions {
pkg_json_dep_resolution,
specified_import_map: cli_arg_specified_import_map,
},
|path| Ok(std::fs::read_to_string(path)?),
)?)
}
pub fn node_ipc_fd(&self) -> Option<i64> {
let maybe_node_channel_fd = std::env::var("NODE_CHANNEL_FD").ok();
if let Some(node_channel_fd) = maybe_node_channel_fd {
// Remove so that child processes don't inherit this environment variable.
std::env::remove_var("NODE_CHANNEL_FD");
node_channel_fd.parse::<i64>().ok()
} else {
None
}
}
pub fn serve_port(&self) -> Option<u16> {
if let DenoSubcommand::Serve(flags) = self.sub_command() {
Some(flags.port)
} else {
None
}
}
pub fn serve_host(&self) -> Option<String> {
if let DenoSubcommand::Serve(flags) = self.sub_command() {
Some(flags.host.clone())
} else {
None
}
}
pub fn otel_config(&self) -> Option<OtelConfig> {
self.flags.otel_config()
}
pub fn env_file_name(&self) -> Option<&Vec<String>> {
self.flags.env_file.as_ref()
}
pub fn resolve_main_module(&self) -> Result<&ModuleSpecifier, AnyError> {
self
.main_module_cell
.get_or_init(|| {
Ok(match &self.flags.subcommand {
DenoSubcommand::Compile(compile_flags) => {
resolve_url_or_path(&compile_flags.source_file, self.initial_cwd())?
}
DenoSubcommand::Eval(_) => {
resolve_url_or_path("./$deno$eval.mts", self.initial_cwd())?
}
DenoSubcommand::Repl(_) => {
resolve_url_or_path("./$deno$repl.mts", self.initial_cwd())?
}
DenoSubcommand::Run(run_flags) => {
if run_flags.is_stdin() {
resolve_url_or_path("./$deno$stdin.mts", self.initial_cwd())?
} else {
let url =
resolve_url_or_path(&run_flags.script, self.initial_cwd())?;
if self.is_node_main()
&& url.scheme() == "file"
&& MediaType::from_specifier(&url) == MediaType::Unknown
{
try_resolve_node_binary_main_entrypoint(
&run_flags.script,
self.initial_cwd(),
)?
.unwrap_or(url)
} else {
url
}
}
}
DenoSubcommand::Serve(run_flags) => {
resolve_url_or_path(&run_flags.script, self.initial_cwd())?
}
_ => {
bail!("No main module.")
}
})
})
.as_ref()
.map_err(|err| deno_core::anyhow::anyhow!("{}", err))
}
pub fn resolve_file_header_overrides(
&self,
) -> HashMap<ModuleSpecifier, HashMap<String, String>> {
let maybe_main_specifier = self.resolve_main_module().ok();
// TODO(Cre3per): This mapping moved to deno_ast with https://github.com/denoland/deno_ast/issues/133 and should be available in deno_ast >= 0.25.0 via `MediaType::from_path(...).as_media_type()`
let maybe_content_type =
self.flags.ext.as_ref().and_then(|el| match el.as_str() {
"ts" => Some("text/typescript"),
"tsx" => Some("text/tsx"),
"js" => Some("text/javascript"),
"jsx" => Some("text/jsx"),
_ => None,
});
if let (Some(main_specifier), Some(content_type)) =
(maybe_main_specifier, maybe_content_type)
{
HashMap::from([(
main_specifier.clone(),
HashMap::from([("content-type".to_string(), content_type.to_string())]),
)])
} else {
HashMap::default()
}
}
pub fn resolve_npm_resolution_snapshot(
&self,
) -> Result<Option<ValidSerializedNpmResolutionSnapshot>, AnyError> {
if let Some(NpmProcessStateKind::Snapshot(snapshot)) =
NPM_PROCESS_STATE.as_ref().map(|s| &s.kind)
{
// TODO(bartlomieju): remove this clone
Ok(Some(snapshot.clone().into_valid()?))
} else {
Ok(None)
}
}
// If the main module should be treated as being in an npm package.
// This is triggered via a secret environment variable which is used
// for functionality like child_process.fork. Users should NOT depend
// on this functionality.
pub fn is_node_main(&self) -> bool {
NPM_PROCESS_STATE.is_some()
}
pub fn has_node_modules_dir(&self) -> bool {
self.maybe_node_modules_folder.is_some()
}
pub fn node_modules_dir_path(&self) -> Option<&PathBuf> {
self.maybe_node_modules_folder.as_ref()
}
pub fn node_modules_dir(
&self,
) -> Result<Option<NodeModulesDirMode>, AnyError> {
if let Some(flag) = self.flags.node_modules_dir {
return Ok(Some(flag));
}
self.workspace().node_modules_dir().map_err(Into::into)
}
pub fn vendor_dir_path(&self) -> Option<&PathBuf> {
self.workspace().vendor_dir_path()
}
pub fn resolve_ts_config_for_emit(
&self,
config_type: TsConfigType,
) -> Result<TsConfigForEmit, AnyError> {
self.workspace().resolve_ts_config_for_emit(config_type)
}
pub fn resolve_inspector_server(
&self,
) -> Result<Option<InspectorServer>, AnyError> {
let maybe_inspect_host = self
.flags
.inspect
.or(self.flags.inspect_brk)
.or(self.flags.inspect_wait);
let Some(host) = maybe_inspect_host else {
return Ok(None);
};
Ok(Some(InspectorServer::new(
host,
version::DENO_VERSION_INFO.user_agent,
)?))
}
pub fn maybe_lockfile(&self) -> Option<&Arc<CliLockfile>> {
self.maybe_lockfile.as_ref()
}
pub fn to_compiler_option_types(
&self,
) -> Result<Vec<deno_graph::ReferrerImports>, AnyError> {
self
.workspace()
.to_compiler_option_types()
.map(|maybe_imports| {
maybe_imports
.into_iter()
.map(|(referrer, imports)| deno_graph::ReferrerImports {
referrer,
imports,
})
.collect()
})
}
pub fn npmrc(&self) -> &Arc<ResolvedNpmRc> {
&self.npmrc
}
pub fn resolve_fmt_options_for_members(
&self,
fmt_flags: &FmtFlags,
) -> Result<Vec<(WorkspaceDirectory, FmtOptions)>, AnyError> {
let cli_arg_patterns =
fmt_flags.files.as_file_patterns(self.initial_cwd())?;
let member_configs = self
.workspace()
.resolve_fmt_config_for_members(&cli_arg_patterns)?;
let unstable = self.resolve_config_unstable_fmt_options();
let mut result = Vec::with_capacity(member_configs.len());
for (ctx, config) in member_configs {
let options = FmtOptions::resolve(config, unstable.clone(), fmt_flags);
result.push((ctx, options));
}
Ok(result)
}
pub fn resolve_config_unstable_fmt_options(&self) -> UnstableFmtOptions {
let workspace = self.workspace();
UnstableFmtOptions {
component: workspace.has_unstable("fmt-component"),
sql: workspace.has_unstable("fmt-sql"),
}
}
pub fn resolve_workspace_lint_options(
&self,
lint_flags: &LintFlags,
) -> Result<WorkspaceLintOptions, AnyError> {
let lint_config = self.workspace().to_lint_config()?;
WorkspaceLintOptions::resolve(&lint_config, lint_flags)
}
pub fn resolve_lint_options_for_members(
&self,
lint_flags: &LintFlags,
) -> Result<Vec<(WorkspaceDirectory, LintOptions)>, AnyError> {
let cli_arg_patterns =
lint_flags.files.as_file_patterns(self.initial_cwd())?;
let member_configs = self
.workspace()
.resolve_lint_config_for_members(&cli_arg_patterns)?;
let mut result = Vec::with_capacity(member_configs.len());
for (ctx, config) in member_configs {
let options = LintOptions::resolve(config, lint_flags);
result.push((ctx, options));
}
Ok(result)
}
pub fn resolve_deno_lint_config(
&self,
) -> Result<deno_lint::linter::LintConfig, AnyError> {
let ts_config_result =
self.resolve_ts_config_for_emit(TsConfigType::Emit)?;
let (transpile_options, _) =
crate::args::ts_config_to_transpile_and_emit_options(
ts_config_result.ts_config,
)?;
Ok(deno_lint::linter::LintConfig {
default_jsx_factory: (!transpile_options.jsx_automatic)
.then(|| transpile_options.jsx_factory.clone()),
default_jsx_fragment_factory: (!transpile_options.jsx_automatic)
.then(|| transpile_options.jsx_fragment_factory.clone()),
})
}
pub fn resolve_workspace_test_options(
&self,
test_flags: &TestFlags,
) -> WorkspaceTestOptions {
WorkspaceTestOptions::resolve(test_flags)
}
pub fn resolve_test_options_for_members(
&self,
test_flags: &TestFlags,
) -> Result<Vec<(WorkspaceDirectory, TestOptions)>, AnyError> {
let cli_arg_patterns =
test_flags.files.as_file_patterns(self.initial_cwd())?;
let workspace_dir_configs = self
.workspace()
.resolve_test_config_for_members(&cli_arg_patterns)?;
let mut result = Vec::with_capacity(workspace_dir_configs.len());
for (member_dir, config) in workspace_dir_configs {
let options = TestOptions::resolve(config, test_flags);
result.push((member_dir, options));
}
Ok(result)
}
pub fn resolve_workspace_bench_options(
&self,
bench_flags: &BenchFlags,
) -> WorkspaceBenchOptions {
WorkspaceBenchOptions::resolve(bench_flags)
}
pub fn resolve_bench_options_for_members(
&self,
bench_flags: &BenchFlags,
) -> Result<Vec<(WorkspaceDirectory, BenchOptions)>, AnyError> {
let cli_arg_patterns =
bench_flags.files.as_file_patterns(self.initial_cwd())?;
let workspace_dir_configs = self
.workspace()
.resolve_bench_config_for_members(&cli_arg_patterns)?;
let mut result = Vec::with_capacity(workspace_dir_configs.len());
for (member_dir, config) in workspace_dir_configs {
let options = BenchOptions::resolve(config, bench_flags);
result.push((member_dir, options));
}
Ok(result)
}
/// Vector of user script CLI arguments.
pub fn argv(&self) -> &Vec<String> {
&self.flags.argv
}
pub fn ca_data(&self) -> &Option<CaData> {
&self.flags.ca_data
}
pub fn ca_stores(&self) -> &Option<Vec<String>> {
&self.flags.ca_stores
}
pub fn check_js(&self) -> bool {
self.workspace().check_js()
}
pub fn coverage_dir(&self) -> Option<String> {
match &self.flags.subcommand {
DenoSubcommand::Test(test) => test
.coverage_dir
.as_ref()
.map(ToOwned::to_owned)
.or_else(|| env::var("DENO_UNSTABLE_COVERAGE_DIR").ok()),
_ => None,
}
}
pub fn enable_op_summary_metrics(&self) -> bool {
self.flags.enable_op_summary_metrics
|| matches!(
self.flags.subcommand,
DenoSubcommand::Test(_)
| DenoSubcommand::Repl(_)
| DenoSubcommand::Jupyter(_)
)
}
pub fn enable_testing_features(&self) -> bool {
self.flags.enable_testing_features
}
pub fn ext_flag(&self) -> &Option<String> {
&self.flags.ext
}
pub fn has_hmr(&self) -> bool {
if let DenoSubcommand::Run(RunFlags {
watch: Some(WatchFlagsWithPaths { hmr, .. }),
..
}) = &self.flags.subcommand
{
*hmr
} else if let DenoSubcommand::Serve(ServeFlags {
watch: Some(WatchFlagsWithPaths { hmr, .. }),
..
}) = &self.flags.subcommand
{
*hmr
} else {
false
}
}
/// If the --inspect or --inspect-brk flags are used.
pub fn is_inspecting(&self) -> bool {
self.flags.inspect.is_some()
|| self.flags.inspect_brk.is_some()
|| self.flags.inspect_wait.is_some()
}
pub fn inspect_brk(&self) -> Option<SocketAddr> {
self.flags.inspect_brk
}
pub fn inspect_wait(&self) -> Option<SocketAddr> {
self.flags.inspect_wait
}
pub fn log_level(&self) -> Option<log::Level> {
self.flags.log_level
}
pub fn is_quiet(&self) -> bool {
self
.log_level()
.map(|l| l == log::Level::Error)
.unwrap_or(false)
}
pub fn location_flag(&self) -> &Option<Url> {
&self.flags.location
}
pub fn no_remote(&self) -> bool {
self.flags.no_remote
}
pub fn no_npm(&self) -> bool {
self.flags.no_npm
}
pub fn permission_flags(&self) -> &PermissionFlags {
&self.flags.permissions
}
pub fn permissions_options(&self) -> PermissionsOptions {
fn files_to_urls(files: &[String]) -> Vec<Cow<'_, Url>> {
files
.iter()
.filter_map(|f| Url::parse(f).ok().map(Cow::Owned))
.collect()
}
// get a list of urls to imply for --allow-import
let cli_arg_urls = self
.resolve_main_module()
.ok()
.map(|url| vec![Cow::Borrowed(url)])
.or_else(|| match &self.flags.subcommand {
DenoSubcommand::Cache(cache_flags) => {
Some(files_to_urls(&cache_flags.files))
}
DenoSubcommand::Check(check_flags) => {
Some(files_to_urls(&check_flags.files))
}
DenoSubcommand::Install(InstallFlags {
kind: InstallKind::Global(flags),
}) => Url::parse(&flags.module_url)
.ok()
.map(|url| vec![Cow::Owned(url)]),
DenoSubcommand::Doc(DocFlags {
source_files: DocSourceFileFlag::Paths(paths),
..
}) => Some(files_to_urls(paths)),
_ => None,
})
.unwrap_or_default();
self.flags.permissions.to_options(&cli_arg_urls)
}
pub fn reload_flag(&self) -> bool {
self.flags.reload
}
pub fn seed(&self) -> Option<u64> {
self.flags.seed
}
pub fn sub_command(&self) -> &DenoSubcommand {
&self.flags.subcommand
}
pub fn strace_ops(&self) -> &Option<Vec<String>> {
&self.flags.strace_ops
}
pub fn take_binary_npm_command_name(&self) -> Option<String> {
match self.sub_command() {
DenoSubcommand::Run(flags) => {
const NPM_CMD_NAME_ENV_VAR_NAME: &str = "DENO_INTERNAL_NPM_CMD_NAME";
match std::env::var(NPM_CMD_NAME_ENV_VAR_NAME) {
Ok(var) => {
// remove the env var so that child sub processes won't pick this up
std::env::remove_var(NPM_CMD_NAME_ENV_VAR_NAME);
Some(var)
}
Err(_) => NpmPackageReqReference::from_str(&flags.script)
.ok()
.map(|req_ref| npm_pkg_req_ref_to_binary_command(&req_ref)),
}
}
_ => None,
}
}
pub fn type_check_mode(&self) -> TypeCheckMode {
self.flags.type_check_mode
}
pub fn unsafely_ignore_certificate_errors(&self) -> &Option<Vec<String>> {
&self.flags.unsafely_ignore_certificate_errors
}
pub fn unstable_bare_node_builtins(&self) -> bool {
self.flags.unstable_config.bare_node_builtins
|| self.workspace().has_unstable("bare-node-builtins")
}
pub fn detect_cjs(&self) -> bool {
// only enabled when there's a package.json in order to not have a
// perf penalty for non-npm Deno projects of searching for the closest
// package.json beside each module
self.workspace().package_jsons().next().is_some() || self.is_node_main()
}
fn byonm_enabled(&self) -> bool {
// check if enabled via unstable
self.node_modules_dir().ok().flatten() == Some(NodeModulesDirMode::Manual)
|| NPM_PROCESS_STATE
.as_ref()
.map(|s| matches!(s.kind, NpmProcessStateKind::Byonm))
.unwrap_or(false)
}
pub fn use_byonm(&self) -> bool {
if matches!(
self.sub_command(),
DenoSubcommand::Install(_)
| DenoSubcommand::Add(_)
| DenoSubcommand::Remove(_)
) {
// For `deno install/add/remove` we want to force the managed resolver so it can set up `node_modules/` directory.
return false;
}
if self.node_modules_dir().ok().flatten().is_none()
&& self.maybe_node_modules_folder.is_some()
&& self
.workspace()
.config_folders()
.values()
.any(|f| f.pkg_json.is_some())
{
return true;
}
self.byonm_enabled()
}
pub fn unstable_sloppy_imports(&self) -> bool {
self.flags.unstable_config.sloppy_imports
|| self.workspace().has_unstable("sloppy-imports")
}
pub fn unstable_features(&self) -> Vec<String> {
let mut from_config_file = self.workspace().unstable_features().to_vec();
self
.flags
.unstable_config
.features
.iter()
.for_each(|feature| {
if !from_config_file.contains(feature) {
from_config_file.push(feature.to_string());
}
});
if !from_config_file.is_empty() {
let all_valid_unstable_flags: Vec<&str> = crate::UNSTABLE_GRANULAR_FLAGS
.iter()
.map(|granular_flag| granular_flag.name)
.chain([
"sloppy-imports",
"byonm",
"bare-node-builtins",
"fmt-component",
"fmt-sql",
])
.collect();
// check and warn if the unstable flag of config file isn't supported, by
// iterating through the vector holding the unstable flags
for unstable_value_from_config_file in &from_config_file {
if !all_valid_unstable_flags
.contains(&unstable_value_from_config_file.as_str())
{
log::warn!(
"{} '{}' isn't a valid unstable feature",
colors::yellow("Warning"),
unstable_value_from_config_file
);
}
}
}
from_config_file
}
pub fn v8_flags(&self) -> &Vec<String> {
&self.flags.v8_flags
}
pub fn code_cache_enabled(&self) -> bool {
self.flags.code_cache_enabled
}
pub fn watch_paths(&self) -> Vec<PathBuf> {
let mut full_paths = Vec::new();
if let DenoSubcommand::Run(RunFlags {
watch: Some(WatchFlagsWithPaths { paths, .. }),
..
})
| DenoSubcommand::Serve(ServeFlags {
watch: Some(WatchFlagsWithPaths { paths, .. }),
..
}) = &self.flags.subcommand
{
full_paths.extend(paths.iter().map(|path| self.initial_cwd.join(path)));
}
if let Ok(Some(import_map_path)) = self
.resolve_specified_import_map_specifier()
.map(|ms| ms.and_then(|ref s| s.to_file_path().ok()))
{
full_paths.push(import_map_path);
}
for (_, folder) in self.workspace().config_folders() {
if let Some(deno_json) = &folder.deno_json {
if deno_json.specifier.scheme() == "file" {
if let Ok(path) = deno_json.specifier.to_file_path() {
full_paths.push(path);
}
}
}
if let Some(pkg_json) = &folder.pkg_json {
full_paths.push(pkg_json.path.clone());
}
}
full_paths
}
pub fn lifecycle_scripts_config(&self) -> LifecycleScriptsConfig {
LifecycleScriptsConfig {
allowed: self.flags.allow_scripts.clone(),
initial_cwd: self.initial_cwd.clone(),
root_dir: self.workspace().root_dir_path(),
explicit_install: matches!(
self.sub_command(),
DenoSubcommand::Install(_)
| DenoSubcommand::Cache(_)
| DenoSubcommand::Add(_)
),
}
}
}
/// Resolves the path to use for a local node_modules folder.
fn resolve_node_modules_folder(
cwd: &Path,
flags: &Flags,
workspace: &Workspace,
deno_dir_provider: &Arc<DenoDirProvider>,
) -> Result<Option<PathBuf>, AnyError> {
fn resolve_from_root(root_folder: &FolderConfigs, cwd: &Path) -> PathBuf {
root_folder
.deno_json
.as_ref()
.map(|c| Cow::Owned(c.dir_path()))
.or_else(|| {
root_folder
.pkg_json
.as_ref()
.map(|c| Cow::Borrowed(c.dir_path()))
})
.unwrap_or(Cow::Borrowed(cwd))
.join("node_modules")
}
let root_folder = workspace.root_folder_configs();
let use_node_modules_dir = if let Some(mode) = flags.node_modules_dir {
Some(mode.uses_node_modules_dir())
} else {
workspace
.node_modules_dir()?
.map(|m| m.uses_node_modules_dir())
.or(flags.vendor)
.or_else(|| root_folder.deno_json.as_ref().and_then(|c| c.json.vendor))
};
let path = if use_node_modules_dir == Some(false) {
return Ok(None);
} else if let Some(state) = &*NPM_PROCESS_STATE {
return Ok(state.local_node_modules_path.as_ref().map(PathBuf::from));
} else if root_folder.pkg_json.is_some() {
let node_modules_dir = resolve_from_root(root_folder, cwd);
if let Ok(deno_dir) = deno_dir_provider.get_or_create() {
// `deno_dir.root` can be symlink in macOS
if let Ok(root) = canonicalize_path_maybe_not_exists(&deno_dir.root) {
if node_modules_dir.starts_with(root) {
// if the package.json is in deno_dir, then do not use node_modules
// next to it as local node_modules dir
return Ok(None);
}
}
}
node_modules_dir
} else if use_node_modules_dir.is_none() {
return Ok(None);
} else {
resolve_from_root(root_folder, cwd)
};
Ok(Some(canonicalize_path_maybe_not_exists(&path)?))
}
fn try_resolve_node_binary_main_entrypoint(
specifier: &str,
initial_cwd: &Path,
) -> Result<Option<Url>, AnyError> {
// node allows running files at paths without a `.js` extension
// or at directories with an index.js file
let path = deno_core::normalize_path(initial_cwd.join(specifier));
if path.is_dir() {
let index_file = path.join("index.js");
Ok(if index_file.is_file() {
Some(deno_path_util::url_from_file_path(&index_file)?)
} else {
None
})
} else {
let path = path.with_extension(
path
.extension()
.and_then(|s| s.to_str())
.map(|s| format!("{}.js", s))
.unwrap_or("js".to_string()),
);
if path.is_file() {
Ok(Some(deno_path_util::url_from_file_path(&path)?))
} else {
Ok(None)
}
}
}
fn resolve_import_map_specifier(
maybe_import_map_path: Option<&str>,
maybe_config_file: Option<&ConfigFile>,
current_dir: &Path,
) -> Result<Option<ModuleSpecifier>, AnyError> {
if let Some(import_map_path) = maybe_import_map_path {
if let Some(config_file) = &maybe_config_file {
if config_file.json.import_map.is_some() {
log::warn!("{} the configuration file \"{}\" contains an entry for \"importMap\" that is being ignored.", colors::yellow("Warning"), config_file.specifier);
}
}
let specifier =
deno_core::resolve_url_or_path(import_map_path, current_dir)
.with_context(|| {
format!("Bad URL (\"{import_map_path}\") for import map.")
})?;
Ok(Some(specifier))
} else {
Ok(None)
}
}
pub struct StorageKeyResolver(Option<Option<String>>);
impl StorageKeyResolver {
pub fn from_options(options: &CliOptions) -> Self {
Self(if let Some(location) = &options.flags.location {
// if a location is set, then the ascii serialization of the location is
// used, unless the origin is opaque, and then no storage origin is set, as
// we can't expect the origin to be reproducible
let storage_origin = location.origin();
if storage_origin.is_tuple() {
Some(Some(storage_origin.ascii_serialization()))
} else {
Some(None)
}
} else {
// otherwise we will use the path to the config file or None to
// fall back to using the main module's path
options
.start_dir
.maybe_deno_json()
.map(|config_file| Some(config_file.specifier.to_string()))
})
}
/// Creates a storage key resolver that will always resolve to being empty.
pub fn empty() -> Self {
Self(Some(None))
}
/// Resolves the storage key to use based on the current flags, config, or main module.
pub fn resolve_storage_key(
&self,
main_module: &ModuleSpecifier,
) -> Option<String> {
// use the stored value or fall back to using the path of the main module.
if let Some(maybe_value) = &self.0 {
maybe_value.clone()
} else {
Some(main_module.to_string())
}
}
}
/// Resolves the no_prompt value based on the cli flags and environment.
pub fn resolve_no_prompt(flags: &PermissionFlags) -> bool {
flags.no_prompt || has_flag_env_var("DENO_NO_PROMPT")
}
pub fn has_flag_env_var(name: &str) -> bool {
let value = env::var(name);
matches!(value.as_ref().map(|s| s.as_str()), Ok("1"))
}
pub fn npm_pkg_req_ref_to_binary_command(
req_ref: &NpmPackageReqReference,
) -> String {
let binary_name = req_ref.sub_path().unwrap_or(req_ref.req().name.as_str());
binary_name.to_string()
}
pub fn config_to_deno_graph_workspace_member(
config: &ConfigFile,
) -> Result<deno_graph::WorkspaceMember, AnyError> {
let name = match &config.json.name {
Some(name) => name.clone(),
None => bail!("Missing 'name' field in config file."),
};
let version = match &config.json.version {
Some(name) => Some(deno_semver::Version::parse_standard(name)?),
None => None,
};
Ok(deno_graph::WorkspaceMember {
base: config.specifier.join("./").unwrap(),
name,
version,
exports: config.to_exports_config()?.into_map(),
})
}
fn load_env_variables_from_env_file(filename: Option<&Vec<String>>) {
let Some(env_file_names) = filename else {
return;
};
for env_file_name in env_file_names.iter().rev() {
match from_filename(env_file_name) {
Ok(_) => (),
Err(error) => {
match error {
dotenvy::Error::LineParse(line, index)=> log::info!("{} Parsing failed within the specified environment file: {} at index: {} of the value: {}",colors::yellow("Warning"), env_file_name, index, line),
dotenvy::Error::Io(_)=> log::info!("{} The `--env-file` flag was used, but the environment file specified '{}' was not found.",colors::yellow("Warning"),env_file_name),
dotenvy::Error::EnvVar(_)=> log::info!("{} One or more of the environment variables isn't present or not unicode within the specified environment file: {}",colors::yellow("Warning"),env_file_name),
_ => log::info!("{} Unknown failure occurred with the specified environment file: {}", colors::yellow("Warning"), env_file_name),
}
}
}
}
}
#[cfg(test)]
mod test {
use pretty_assertions::assert_eq;
use super::*;
#[test]
fn resolve_import_map_flags_take_precedence() {
let config_text = r#"{
"importMap": "import_map.json"
}"#;
let cwd = &std::env::current_dir().unwrap();
let config_specifier =
ModuleSpecifier::parse("file:///deno/deno.jsonc").unwrap();
let config_file = ConfigFile::new(
config_text,
config_specifier,
&deno_config::deno_json::ConfigParseOptions::default(),
)
.unwrap();
let actual = resolve_import_map_specifier(
Some("import-map.json"),
Some(&config_file),
cwd,
);
let import_map_path = cwd.join("import-map.json");
let expected_specifier =
ModuleSpecifier::from_file_path(import_map_path).unwrap();
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(actual, Some(expected_specifier));
}
#[test]
fn resolve_import_map_none() {
let config_text = r#"{}"#;
let config_specifier =
ModuleSpecifier::parse("file:///deno/deno.jsonc").unwrap();
let config_file = ConfigFile::new(
config_text,
config_specifier,
&deno_config::deno_json::ConfigParseOptions::default(),
)
.unwrap();
let actual = resolve_import_map_specifier(
None,
Some(&config_file),
&PathBuf::from("/"),
);
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(actual, None);
}
#[test]
fn resolve_import_map_no_config() {
let actual = resolve_import_map_specifier(None, None, &PathBuf::from("/"));
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(actual, None);
}
#[test]
fn storage_key_resolver_test() {
let resolver = StorageKeyResolver(None);
let specifier = ModuleSpecifier::parse("file:///a.ts").unwrap();
assert_eq!(
resolver.resolve_storage_key(&specifier),
Some(specifier.to_string())
);
let resolver = StorageKeyResolver(Some(None));
assert_eq!(resolver.resolve_storage_key(&specifier), None);
let resolver = StorageKeyResolver(Some(Some("value".to_string())));
assert_eq!(
resolver.resolve_storage_key(&specifier),
Some("value".to_string())
);
// test empty
let resolver = StorageKeyResolver::empty();
assert_eq!(resolver.resolve_storage_key(&specifier), None);
}
#[test]
fn jsr_urls() {
let reg_url = jsr_url();
assert!(reg_url.as_str().ends_with('/'));
let reg_api_url = jsr_api_url();
assert!(reg_api_url.as_str().ends_with('/'));
}
}