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mod.rs
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mod.rs
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
pub mod config_file;
pub mod flags;
mod flags_allow_net;
pub use config_file::CompilerOptions;
pub use config_file::ConfigFile;
pub use config_file::EmitConfigOptions;
pub use config_file::FmtConfig;
pub use config_file::FmtOptionsConfig;
pub use config_file::LintConfig;
pub use config_file::LintRulesConfig;
pub use config_file::MaybeImportsResult;
pub use config_file::ProseWrap;
pub use config_file::TestConfig;
pub use config_file::TsConfig;
pub use flags::*;
use deno_ast::ModuleSpecifier;
use deno_core::anyhow::anyhow;
use deno_core::anyhow::bail;
use deno_core::anyhow::Context;
use deno_core::error::AnyError;
use deno_core::normalize_path;
use deno_core::url::Url;
use deno_runtime::colors;
use deno_runtime::deno_tls::rustls::RootCertStore;
use deno_runtime::inspector_server::InspectorServer;
use deno_runtime::permissions::PermissionsOptions;
use std::collections::BTreeMap;
use std::env;
use std::net::SocketAddr;
use std::path::PathBuf;
use crate::args::config_file::JsxImportSourceConfig;
use crate::deno_dir::DenoDir;
use crate::emit::get_ts_config_for_emit;
use crate::emit::TsConfigType;
use crate::emit::TsConfigWithIgnoredOptions;
use crate::emit::TsTypeLib;
use crate::file_fetcher::get_root_cert_store;
use crate::file_fetcher::CacheSetting;
use crate::lockfile::Lockfile;
use crate::version;
/// 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)]
struct CliOptionOverrides {
import_map_specifier: Option<Option<ModuleSpecifier>>,
}
/// Holds the common options used by many sub commands
/// 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: Flags,
maybe_config_file: Option<ConfigFile>,
overrides: CliOptionOverrides,
}
impl CliOptions {
pub fn new(flags: Flags, maybe_config_file: Option<ConfigFile>) -> Self {
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);
// use eprintln instead of log::warn so this always gets shown
eprintln!("{}", colors::yellow(msg));
}
Self {
maybe_config_file,
flags,
overrides: Default::default(),
}
}
pub fn from_flags(flags: Flags) -> Result<Self, AnyError> {
let maybe_config_file = ConfigFile::discover(&flags)?;
Ok(Self::new(flags, maybe_config_file))
}
pub fn maybe_config_file_specifier(&self) -> Option<ModuleSpecifier> {
self.maybe_config_file.as_ref().map(|f| f.specifier.clone())
}
pub fn ts_type_lib_window(&self) -> TsTypeLib {
if self.flags.unstable {
TsTypeLib::UnstableDenoWindow
} else {
TsTypeLib::DenoWindow
}
}
pub fn ts_type_lib_worker(&self) -> TsTypeLib {
if self.flags.unstable {
TsTypeLib::UnstableDenoWorker
} else {
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 resolve_deno_dir(&self) -> Result<DenoDir, AnyError> {
Ok(DenoDir::new(self.maybe_custom_root())?)
}
/// Based on an optional command line import map path and an optional
/// configuration file, return a resolved module specifier to an import map.
pub fn resolve_import_map_specifier(
&self,
) -> Result<Option<ModuleSpecifier>, AnyError> {
match self.overrides.import_map_specifier.clone() {
Some(path) => Ok(path),
None => resolve_import_map_specifier(
self.flags.import_map_path.as_deref(),
self.maybe_config_file.as_ref(),
),
}
}
/// Overrides the import map specifier to use.
pub fn set_import_map_specifier(&mut self, path: Option<ModuleSpecifier>) {
self.overrides.import_map_specifier = Some(path);
}
pub fn resolve_root_cert_store(&self) -> Result<RootCertStore, AnyError> {
get_root_cert_store(
None,
self.flags.ca_stores.clone(),
self.flags.ca_file.clone(),
)
}
pub fn resolve_ts_config_for_emit(
&self,
config_type: TsConfigType,
) -> Result<TsConfigWithIgnoredOptions, AnyError> {
get_ts_config_for_emit(config_type, self.maybe_config_file.as_ref())
}
/// 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> {
if let Some(location) = &self.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().ascii_serialization();
if storage_origin == "null" {
None
} else {
Some(storage_origin)
}
} else if let Some(config_file) = &self.maybe_config_file {
// otherwise we will use the path to the config file
Some(config_file.specifier.to_string())
} else {
// otherwise we will use the path to the main module
Some(main_module.to_string())
}
}
pub fn resolve_inspector_server(&self) -> Option<InspectorServer> {
let maybe_inspect_host = self.flags.inspect.or(self.flags.inspect_brk);
maybe_inspect_host
.map(|host| InspectorServer::new(host, version::get_user_agent()))
}
pub fn resolve_lock_file(&self) -> Result<Option<Lockfile>, AnyError> {
if let Some(filename) = &self.flags.lock {
let lockfile = Lockfile::new(filename.clone(), self.flags.lock_write)?;
Ok(Some(lockfile))
} else {
Ok(None)
}
}
pub fn resolve_tasks_config(
&self,
) -> Result<BTreeMap<String, String>, AnyError> {
if let Some(config_file) = &self.maybe_config_file {
config_file.resolve_tasks_config()
} else {
bail!("No config file found")
}
}
/// Return the JSX import source configuration.
pub fn to_maybe_jsx_import_source_config(
&self,
) -> Option<JsxImportSourceConfig> {
self
.maybe_config_file
.as_ref()
.and_then(|c| c.to_maybe_jsx_import_source_config())
}
/// Return any imports that should be brought into the scope of the module
/// graph.
pub fn to_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 imports.is_empty() {
Ok(None)
} else {
Ok(Some(imports))
}
}
pub fn to_lint_config(&self) -> Result<Option<LintConfig>, AnyError> {
if let Some(config_file) = &self.maybe_config_file {
config_file.to_lint_config()
} else {
Ok(None)
}
}
pub fn to_test_config(&self) -> Result<Option<TestConfig>, AnyError> {
if let Some(config_file) = &self.maybe_config_file {
config_file.to_test_config()
} else {
Ok(None)
}
}
pub fn to_fmt_config(&self) -> Result<Option<FmtConfig>, AnyError> {
if let Some(config) = &self.maybe_config_file {
config.to_fmt_config()
} else {
Ok(None)
}
}
/// Vector of user script CLI arguments.
pub fn argv(&self) -> &Vec<String> {
&self.flags.argv
}
pub fn check_js(&self) -> bool {
self
.maybe_config_file
.as_ref()
.map(|cf| cf.get_check_js())
.unwrap_or(false)
}
pub fn coverage_dir(&self) -> Option<String> {
fn allow_coverage(sub_command: &DenoSubcommand) -> bool {
match sub_command {
DenoSubcommand::Test(_) => true,
DenoSubcommand::Run(flags) => !flags.is_stdin(),
_ => false,
}
}
if allow_coverage(self.sub_command()) {
self
.flags
.coverage_dir
.as_ref()
.map(ToOwned::to_owned)
.or_else(|| env::var("DENO_UNSTABLE_COVERAGE_DIR").ok())
} else {
None
}
}
pub fn enable_testing_features(&self) -> bool {
self.flags.enable_testing_features
}
/// 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()
}
pub fn inspect_brk(&self) -> Option<SocketAddr> {
self.flags.inspect_brk
}
pub fn log_level(&self) -> Option<log::Level> {
self.flags.log_level
}
pub fn location_flag(&self) -> Option<&Url> {
self.flags.location.as_ref()
}
pub fn maybe_custom_root(&self) -> Option<PathBuf> {
self
.flags
.cache_path
.clone()
.or_else(|| env::var("DENO_DIR").map(String::into).ok())
}
pub fn no_clear_screen(&self) -> bool {
self.flags.no_clear_screen
}
pub fn no_remote(&self) -> bool {
self.flags.no_remote
}
pub fn no_npm(&self) -> bool {
self.flags.no_npm
}
pub fn permissions_options(&self) -> PermissionsOptions {
self.flags.permissions_options()
}
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 trace_ops(&self) -> bool {
match self.sub_command() {
DenoSubcommand::Test(flags) => flags.trace_ops,
_ => false,
}
}
pub fn shuffle_tests(&self) -> Option<u64> {
match self.sub_command() {
DenoSubcommand::Test(flags) => flags.shuffle,
_ => 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.as_ref()
}
pub fn unstable(&self) -> bool {
self.flags.unstable
}
pub fn watch_paths(&self) -> Option<&Vec<PathBuf>> {
self.flags.watch.as_ref()
}
}
fn resolve_import_map_specifier(
maybe_import_map_path: Option<&str>,
maybe_config_file: Option<&ConfigFile>,
) -> 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.to_import_map_path().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)
.context(format!("Bad URL (\"{}\") for import map.", import_map_path))?;
return Ok(Some(specifier));
} else if let Some(config_file) = &maybe_config_file {
// when the import map is specifier in a config file, it needs to be
// resolved relative to the config file, versus the CWD like with the flag
// and with config files, we support both local and remote config files,
// so we have treat them differently.
if let Some(import_map_path) = config_file.to_import_map_path() {
let specifier =
// with local config files, it might be common to specify an import
// map like `"importMap": "import-map.json"`, which is resolvable if
// the file is resolved like a file path, so we will coerce the config
// file into a file path if possible and join the import map path to
// the file path.
if let Ok(config_file_path) = config_file.specifier.to_file_path() {
let import_map_file_path = normalize_path(config_file_path
.parent()
.ok_or_else(|| {
anyhow!("Bad config file specifier: {}", config_file.specifier)
})?
.join(&import_map_path));
ModuleSpecifier::from_file_path(import_map_file_path).unwrap()
// otherwise if the config file is remote, we have no choice but to
// use "import resolution" with the config file as the base.
} else {
deno_core::resolve_import(&import_map_path, config_file.specifier.as_str())
.context(format!(
"Bad URL (\"{}\") for import map.",
import_map_path
))?
};
return Ok(Some(specifier));
}
}
Ok(None)
}
#[cfg(test)]
mod test {
use super::*;
#[cfg(not(windows))]
#[test]
fn resolve_import_map_config_file() {
let config_text = r#"{
"importMap": "import_map.json"
}"#;
let config_specifier =
ModuleSpecifier::parse("file:https:///deno/deno.jsonc").unwrap();
let config_file = ConfigFile::new(config_text, &config_specifier).unwrap();
let actual = resolve_import_map_specifier(None, Some(&config_file));
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(
actual,
Some(ModuleSpecifier::parse("file:https:///deno/import_map.json").unwrap())
);
}
#[test]
fn resolve_import_map_config_file_remote() {
let config_text = r#"{
"importMap": "./import_map.json"
}"#;
let config_specifier =
ModuleSpecifier::parse("https://example.com/deno.jsonc").unwrap();
let config_file = ConfigFile::new(config_text, &config_specifier).unwrap();
let actual = resolve_import_map_specifier(None, Some(&config_file));
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(
actual,
Some(
ModuleSpecifier::parse("https://example.com/import_map.json").unwrap()
)
);
}
#[test]
fn resolve_import_map_flags_take_precedence() {
let config_text = r#"{
"importMap": "import_map.json"
}"#;
let config_specifier =
ModuleSpecifier::parse("file:https:///deno/deno.jsonc").unwrap();
let config_file = ConfigFile::new(config_text, &config_specifier).unwrap();
let actual =
resolve_import_map_specifier(Some("import-map.json"), Some(&config_file));
let import_map_path =
std::env::current_dir().unwrap().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:https:///deno/deno.jsonc").unwrap();
let config_file = ConfigFile::new(config_text, &config_specifier).unwrap();
let actual = resolve_import_map_specifier(None, Some(&config_file));
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);
assert!(actual.is_ok());
let actual = actual.unwrap();
assert_eq!(actual, None);
}
}