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denoland-deno/cli/main.rs
Bartek Iwańczuk 85a5a081b2
refactor(cli): reorganize main.rs and split workers (#8495)
Factored out "init_v8_flags", "init_logger" and 
"get_subcommand" from "main" function.

Also "Worker" was removed in favor of moving 
logic to "MainWorker" and "WebWorker" respectively.
2020-11-26 15:17:45 +01:00

957 lines
26 KiB
Rust

// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
#![deny(warnings)]
#[macro_use]
extern crate lazy_static;
#[macro_use]
extern crate log;
mod ast;
mod checksum;
mod colors;
mod deno_dir;
mod diagnostics;
mod diff;
mod disk_cache;
mod errors;
mod file_fetcher;
mod file_watcher;
mod flags;
mod flags_allow_net;
mod fmt_errors;
mod fs_util;
mod http_cache;
mod http_util;
mod import_map;
mod info;
mod inspector;
mod js;
mod lockfile;
mod media_type;
mod metrics;
mod module_graph;
mod module_loader;
mod ops;
mod permissions;
mod program_state;
mod resolve_addr;
mod signal;
mod source_maps;
mod specifier_handler;
mod text_encoding;
mod tokio_util;
mod tools;
mod tsc;
mod tsc_config;
mod version;
mod web_worker;
mod worker;
use crate::file_fetcher::File;
use crate::file_fetcher::FileFetcher;
use crate::media_type::MediaType;
use crate::permissions::Permissions;
use crate::program_state::ProgramState;
use crate::specifier_handler::FetchHandler;
use crate::worker::MainWorker;
use deno_core::error::generic_error;
use deno_core::error::AnyError;
use deno_core::futures::future::FutureExt;
use deno_core::futures::Future;
use deno_core::serde_json;
use deno_core::serde_json::json;
use deno_core::v8_set_flags;
use deno_core::ModuleSpecifier;
use deno_doc as doc;
use deno_doc::parser::DocFileLoader;
use flags::DenoSubcommand;
use flags::Flags;
use import_map::ImportMap;
use log::Level;
use log::LevelFilter;
use program_state::exit_unstable;
use std::cell::RefCell;
use std::env;
use std::io::Read;
use std::io::Write;
use std::iter::once;
use std::path::PathBuf;
use std::pin::Pin;
use std::rc::Rc;
use std::sync::Arc;
fn write_to_stdout_ignore_sigpipe(bytes: &[u8]) -> Result<(), std::io::Error> {
use std::io::ErrorKind;
match std::io::stdout().write_all(bytes) {
Ok(()) => Ok(()),
Err(e) => match e.kind() {
ErrorKind::BrokenPipe => Ok(()),
_ => Err(e),
},
}
}
fn write_json_to_stdout<T>(value: &T) -> Result<(), AnyError>
where
T: ?Sized + serde::ser::Serialize,
{
let writer = std::io::BufWriter::new(std::io::stdout());
serde_json::to_writer_pretty(writer, value).map_err(AnyError::from)
}
fn print_cache_info(
state: &Arc<ProgramState>,
json: bool,
) -> Result<(), AnyError> {
let deno_dir = &state.dir.root;
let modules_cache = &state.file_fetcher.get_http_cache_location();
let typescript_cache = &state.dir.gen_cache.location;
if json {
let output = json!({
"denoDir": deno_dir,
"modulesCache": modules_cache,
"typescriptCache": typescript_cache,
});
write_json_to_stdout(&output)
} else {
println!("{} {:?}", colors::bold("DENO_DIR location:"), deno_dir);
println!(
"{} {:?}",
colors::bold("Remote modules cache:"),
modules_cache
);
println!(
"{} {:?}",
colors::bold("TypeScript compiler cache:"),
typescript_cache
);
Ok(())
}
}
fn get_types(unstable: bool) -> String {
let mut types = format!(
"{}\n{}\n{}\n{}\n{}",
crate::js::DENO_NS_LIB,
crate::js::DENO_WEB_LIB,
crate::js::DENO_FETCH_LIB,
crate::js::SHARED_GLOBALS_LIB,
crate::js::WINDOW_LIB,
);
if unstable {
types.push_str(&format!("\n{}", crate::js::UNSTABLE_NS_LIB,));
}
types
}
async fn info_command(
flags: Flags,
maybe_specifier: Option<String>,
json: bool,
) -> Result<(), AnyError> {
if json && !flags.unstable {
exit_unstable("--json");
}
let program_state = ProgramState::new(flags)?;
if let Some(specifier) = maybe_specifier {
let specifier = ModuleSpecifier::resolve_url_or_path(&specifier)?;
let handler = Rc::new(RefCell::new(specifier_handler::FetchHandler::new(
&program_state,
// info accesses dynamically imported modules just for their information
// so we allow access to all of them.
Permissions::allow_all(),
)?));
let mut builder = module_graph::GraphBuilder::new(
handler,
program_state.maybe_import_map.clone(),
program_state.lockfile.clone(),
);
builder.add(&specifier, false).await?;
let graph = builder.get_graph();
let info = graph.info()?;
if json {
write_json_to_stdout(&json!(info))?;
} else {
write_to_stdout_ignore_sigpipe(info.to_string().as_bytes())?;
}
Ok(())
} else {
// If it was just "deno info" print location of caches and exit
print_cache_info(&program_state, json)
}
}
async fn install_command(
flags: Flags,
module_url: String,
args: Vec<String>,
name: Option<String>,
root: Option<PathBuf>,
force: bool,
) -> Result<(), AnyError> {
let mut preload_flags = flags.clone();
preload_flags.inspect = None;
preload_flags.inspect_brk = None;
let permissions = Permissions::from_flags(&preload_flags);
let program_state = ProgramState::new(preload_flags)?;
let main_module = ModuleSpecifier::resolve_url_or_path(&module_url)?;
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
// First, fetch and compile the module; this step ensures that the module exists.
worker.preload_module(&main_module).await?;
tools::installer::install(flags, &module_url, args, name, root, force)
}
async fn lint_command(
flags: Flags,
files: Vec<PathBuf>,
list_rules: bool,
ignore: Vec<PathBuf>,
json: bool,
) -> Result<(), AnyError> {
if !flags.unstable {
exit_unstable("lint");
}
if list_rules {
tools::lint::print_rules_list(json);
return Ok(());
}
tools::lint::lint_files(files, ignore, json).await
}
async fn cache_command(
flags: Flags,
files: Vec<String>,
) -> Result<(), AnyError> {
let lib = if flags.unstable {
module_graph::TypeLib::UnstableDenoWindow
} else {
module_graph::TypeLib::DenoWindow
};
let program_state = ProgramState::new(flags)?;
for file in files {
let specifier = ModuleSpecifier::resolve_url_or_path(&file)?;
program_state
.prepare_module_load(
specifier,
lib.clone(),
Permissions::allow_all(),
false,
program_state.maybe_import_map.clone(),
)
.await?;
}
Ok(())
}
async fn eval_command(
flags: Flags,
code: String,
as_typescript: bool,
print: bool,
) -> Result<(), AnyError> {
// Force TypeScript compile.
let main_module =
ModuleSpecifier::resolve_url_or_path("./$deno$eval.ts").unwrap();
let permissions = Permissions::from_flags(&flags);
let program_state = ProgramState::new(flags)?;
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
let main_module_url = main_module.as_url().to_owned();
// Create a dummy source file.
let source_code = if print {
format!("console.log({})", code)
} else {
code
}
.into_bytes();
let file = File {
local: main_module_url.to_file_path().unwrap(),
maybe_types: None,
media_type: if as_typescript {
MediaType::TypeScript
} else {
MediaType::JavaScript
},
source: String::from_utf8(source_code)?,
specifier: ModuleSpecifier::from(main_module_url),
};
// Save our fake file into file fetcher cache
// to allow module access by TS compiler.
program_state.file_fetcher.insert_cached(file);
debug!("main_module {}", &main_module);
worker.execute_module(&main_module).await?;
worker.execute("window.dispatchEvent(new Event('load'))")?;
worker.run_event_loop().await?;
worker.execute("window.dispatchEvent(new Event('unload'))")?;
Ok(())
}
async fn bundle_command(
flags: Flags,
source_file: String,
out_file: Option<PathBuf>,
) -> Result<(), AnyError> {
let debug = flags.log_level == Some(log::Level::Debug);
let module_resolver = || {
let flags = flags.clone();
let source_file = source_file.clone();
async move {
let module_specifier =
ModuleSpecifier::resolve_url_or_path(&source_file)?;
debug!(">>>>> bundle START");
let program_state = ProgramState::new(flags.clone())?;
info!(
"{} {}",
colors::green("Bundle"),
module_specifier.to_string()
);
let handler = Rc::new(RefCell::new(FetchHandler::new(
&program_state,
// when bundling, dynamic imports are only access for their type safety,
// therefore we will allow the graph to access any module.
Permissions::allow_all(),
)?));
let mut builder = module_graph::GraphBuilder::new(
handler,
program_state.maybe_import_map.clone(),
program_state.lockfile.clone(),
);
builder.add(&module_specifier, false).await?;
let module_graph = builder.get_graph();
if !flags.no_check {
// TODO(@kitsonk) support bundling for workers
let lib = if flags.unstable {
module_graph::TypeLib::UnstableDenoWindow
} else {
module_graph::TypeLib::DenoWindow
};
let result_info =
module_graph.clone().check(module_graph::CheckOptions {
debug,
emit: false,
lib,
maybe_config_path: flags.config_path.clone(),
reload: flags.reload,
})?;
debug!("{}", result_info.stats);
if let Some(ignored_options) = result_info.maybe_ignored_options {
eprintln!("{}", ignored_options);
}
if !result_info.diagnostics.is_empty() {
return Err(generic_error(result_info.diagnostics.to_string()));
}
}
let mut paths_to_watch: Vec<PathBuf> = module_graph
.get_modules()
.iter()
.filter_map(|specifier| specifier.as_url().to_file_path().ok())
.collect();
if let Some(import_map) = program_state.flags.import_map_path.as_ref() {
paths_to_watch
.push(fs_util::resolve_from_cwd(std::path::Path::new(import_map))?);
}
Ok((paths_to_watch, module_graph))
}
.boxed_local()
};
let operation = |module_graph: module_graph::Graph| {
let flags = flags.clone();
let out_file = out_file.clone();
async move {
let (output, stats, maybe_ignored_options) =
module_graph.bundle(module_graph::BundleOptions {
debug,
maybe_config_path: flags.config_path,
})?;
match maybe_ignored_options {
Some(ignored_options) if flags.no_check => {
eprintln!("{}", ignored_options);
}
_ => {}
}
debug!("{}", stats);
debug!(">>>>> bundle END");
if let Some(out_file) = out_file.as_ref() {
let output_bytes = output.as_bytes();
let output_len = output_bytes.len();
fs_util::write_file(out_file, output_bytes, 0o644)?;
info!(
"{} {:?} ({})",
colors::green("Emit"),
out_file,
colors::gray(&info::human_size(output_len as f64))
);
} else {
println!("{}", output);
}
Ok(())
}
.boxed_local()
};
if flags.watch {
file_watcher::watch_func_with_module_resolution(
module_resolver,
operation,
"Bundle",
)
.await?;
} else {
let (_, module_graph) = module_resolver().await?;
operation(module_graph).await?;
}
Ok(())
}
struct DocLoader {
fetcher: FileFetcher,
maybe_import_map: Option<ImportMap>,
}
impl DocFileLoader for DocLoader {
fn resolve(
&self,
specifier: &str,
referrer: &str,
) -> Result<String, doc::DocError> {
let maybe_resolved =
if let Some(import_map) = self.maybe_import_map.as_ref() {
import_map
.resolve(specifier, referrer)
.map_err(|e| doc::DocError::Resolve(e.to_string()))?
} else {
None
};
let resolved_specifier = if let Some(resolved) = maybe_resolved {
resolved
} else {
ModuleSpecifier::resolve_import(specifier, referrer)
.map_err(|e| doc::DocError::Resolve(e.to_string()))?
};
Ok(resolved_specifier.to_string())
}
fn load_source_code(
&self,
specifier: &str,
) -> Pin<Box<dyn Future<Output = Result<String, doc::DocError>>>> {
let fetcher = self.fetcher.clone();
let specifier = ModuleSpecifier::resolve_url_or_path(specifier)
.expect("Expected valid specifier");
async move {
let source_file = fetcher
.fetch(&specifier, &Permissions::allow_all())
.await
.map_err(|e| {
doc::DocError::Io(std::io::Error::new(
std::io::ErrorKind::Other,
e.to_string(),
))
})?;
Ok(source_file.source)
}
.boxed_local()
}
}
async fn doc_command(
flags: Flags,
source_file: Option<String>,
json: bool,
maybe_filter: Option<String>,
private: bool,
) -> Result<(), AnyError> {
let program_state = ProgramState::new(flags.clone())?;
let source_file = source_file.unwrap_or_else(|| "--builtin".to_string());
let loader = Box::new(DocLoader {
fetcher: program_state.file_fetcher.clone(),
maybe_import_map: program_state.maybe_import_map.clone(),
});
let doc_parser = doc::DocParser::new(loader, private);
let parse_result = if source_file == "--builtin" {
let syntax = ast::get_syntax(&MediaType::Dts);
doc_parser.parse_source(
"lib.deno.d.ts",
syntax,
get_types(flags.unstable).as_str(),
)
} else {
let path = PathBuf::from(&source_file);
let media_type = MediaType::from(&path);
let syntax = ast::get_syntax(&media_type);
let module_specifier =
ModuleSpecifier::resolve_url_or_path(&source_file).unwrap();
doc_parser
.parse_with_reexports(&module_specifier.to_string(), syntax)
.await
};
let mut doc_nodes = match parse_result {
Ok(nodes) => nodes,
Err(e) => {
eprintln!("{}", e);
std::process::exit(1);
}
};
if json {
write_json_to_stdout(&doc_nodes)
} else {
doc_nodes.retain(|doc_node| doc_node.kind != doc::DocNodeKind::Import);
let details = if let Some(filter) = maybe_filter {
let nodes =
doc::find_nodes_by_name_recursively(doc_nodes, filter.clone());
if nodes.is_empty() {
eprintln!("Node {} was not found!", filter);
std::process::exit(1);
}
format!(
"{}",
doc::DocPrinter::new(&nodes, colors::use_color(), private)
)
} else {
format!(
"{}",
doc::DocPrinter::new(&doc_nodes, colors::use_color(), private)
)
};
write_to_stdout_ignore_sigpipe(details.as_bytes()).map_err(AnyError::from)
}
}
async fn format_command(
flags: Flags,
args: Vec<PathBuf>,
ignore: Vec<PathBuf>,
check: bool,
) -> Result<(), AnyError> {
if args.len() == 1 && args[0].to_string_lossy() == "-" {
return tools::fmt::format_stdin(check);
}
tools::fmt::format(args, ignore, check, flags.watch).await?;
Ok(())
}
async fn run_repl(flags: Flags) -> Result<(), AnyError> {
let main_module =
ModuleSpecifier::resolve_url_or_path("./$deno$repl.ts").unwrap();
let permissions = Permissions::from_flags(&flags);
let program_state = ProgramState::new(flags)?;
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
worker.run_event_loop().await?;
tools::repl::run(&program_state, worker).await
}
async fn run_from_stdin(flags: Flags) -> Result<(), AnyError> {
let program_state = ProgramState::new(flags.clone())?;
let permissions = Permissions::from_flags(&flags);
let main_module =
ModuleSpecifier::resolve_url_or_path("./$deno$stdin.ts").unwrap();
let mut worker =
MainWorker::new(&program_state.clone(), main_module.clone(), permissions);
let mut source = Vec::new();
std::io::stdin().read_to_end(&mut source)?;
let main_module_url = main_module.as_url().to_owned();
// Create a dummy source file.
let source_file = File {
local: main_module_url.to_file_path().unwrap(),
maybe_types: None,
media_type: MediaType::TypeScript,
source: String::from_utf8(source)?,
specifier: main_module.clone(),
};
// Save our fake file into file fetcher cache
// to allow module access by TS compiler
program_state.file_fetcher.insert_cached(source_file);
debug!("main_module {}", main_module);
worker.execute_module(&main_module).await?;
worker.execute("window.dispatchEvent(new Event('load'))")?;
worker.run_event_loop().await?;
worker.execute("window.dispatchEvent(new Event('unload'))")?;
Ok(())
}
async fn run_with_watch(flags: Flags, script: String) -> Result<(), AnyError> {
let module_resolver = || {
let script = script.clone();
let flags = flags.clone();
async move {
let main_module = ModuleSpecifier::resolve_url_or_path(&script)?;
let program_state = ProgramState::new(flags)?;
let handler = Rc::new(RefCell::new(FetchHandler::new(
&program_state,
Permissions::allow_all(),
)?));
let mut builder = module_graph::GraphBuilder::new(
handler,
program_state.maybe_import_map.clone(),
program_state.lockfile.clone(),
);
builder.add(&main_module, false).await?;
let module_graph = builder.get_graph();
// Find all local files in graph
let mut paths_to_watch: Vec<PathBuf> = module_graph
.get_modules()
.iter()
.filter_map(|specifier| specifier.as_url().to_file_path().ok())
.collect();
if let Some(import_map) = program_state.flags.import_map_path.as_ref() {
paths_to_watch
.push(fs_util::resolve_from_cwd(std::path::Path::new(import_map))?);
}
Ok((paths_to_watch, main_module))
}
.boxed_local()
};
let operation = |main_module: ModuleSpecifier| {
let flags = flags.clone();
let permissions = Permissions::from_flags(&flags);
async move {
let main_module = main_module.clone();
let program_state = ProgramState::new(flags)?;
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
debug!("main_module {}", main_module);
worker.execute_module(&main_module).await?;
worker.execute("window.dispatchEvent(new Event('load'))")?;
worker.run_event_loop().await?;
worker.execute("window.dispatchEvent(new Event('unload'))")?;
Ok(())
}
.boxed_local()
};
file_watcher::watch_func_with_module_resolution(
module_resolver,
operation,
"Process",
)
.await
}
async fn run_command(flags: Flags, script: String) -> Result<(), AnyError> {
// Read script content from stdin
if script == "-" {
return run_from_stdin(flags).await;
}
if flags.watch {
return run_with_watch(flags, script).await;
}
let main_module = ModuleSpecifier::resolve_url_or_path(&script)?;
let program_state = ProgramState::new(flags.clone())?;
let permissions = Permissions::from_flags(&flags);
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
debug!("main_module {}", main_module);
worker.execute_module(&main_module).await?;
worker.execute("window.dispatchEvent(new Event('load'))")?;
worker.run_event_loop().await?;
worker.execute("window.dispatchEvent(new Event('unload'))")?;
Ok(())
}
async fn test_command(
flags: Flags,
include: Option<Vec<String>>,
no_run: bool,
fail_fast: bool,
quiet: bool,
allow_none: bool,
filter: Option<String>,
) -> Result<(), AnyError> {
let program_state = ProgramState::new(flags.clone())?;
let permissions = Permissions::from_flags(&flags);
let cwd = std::env::current_dir().expect("No current directory");
let include = include.unwrap_or_else(|| vec![".".to_string()]);
let test_modules =
tools::test_runner::prepare_test_modules_urls(include, &cwd)?;
if test_modules.is_empty() {
println!("No matching test modules found");
if !allow_none {
std::process::exit(1);
}
return Ok(());
}
let main_module = ModuleSpecifier::resolve_path("$deno$test.ts")?;
// Create a dummy source file.
let source_file = File {
local: main_module.as_url().to_file_path().unwrap(),
maybe_types: None,
media_type: MediaType::TypeScript,
source: tools::test_runner::render_test_file(
test_modules.clone(),
fail_fast,
quiet,
filter,
),
specifier: main_module.clone(),
};
// Save our fake file into file fetcher cache
// to allow module access by TS compiler
program_state.file_fetcher.insert_cached(source_file);
if no_run {
let lib = if flags.unstable {
module_graph::TypeLib::UnstableDenoWindow
} else {
module_graph::TypeLib::DenoWindow
};
program_state
.prepare_module_load(
main_module.clone(),
lib,
Permissions::allow_all(),
false,
program_state.maybe_import_map.clone(),
)
.await?;
return Ok(());
}
let mut worker =
MainWorker::new(&program_state, main_module.clone(), permissions);
let mut maybe_coverage_collector = if flags.coverage {
let session = worker.create_inspector_session();
let mut coverage_collector =
tools::coverage::CoverageCollector::new(session);
coverage_collector.start_collecting().await?;
Some(coverage_collector)
} else {
None
};
let execute_result = worker.execute_module(&main_module).await;
execute_result?;
worker.execute("window.dispatchEvent(new Event('load'))")?;
worker.run_event_loop().await?;
worker.execute("window.dispatchEvent(new Event('unload'))")?;
worker.run_event_loop().await?;
if let Some(coverage_collector) = maybe_coverage_collector.as_mut() {
let coverages = coverage_collector.collect().await?;
coverage_collector.stop_collecting().await?;
let filtered_coverages = tools::coverage::filter_script_coverages(
coverages,
main_module.as_url().clone(),
test_modules,
);
let mut coverage_reporter =
tools::coverage::PrettyCoverageReporter::new(quiet);
for coverage in filtered_coverages {
coverage_reporter.visit_coverage(&coverage);
}
}
Ok(())
}
fn init_v8_flags(v8_flags: &[String]) {
let v8_flags_includes_help = v8_flags
.iter()
.any(|flag| flag == "-help" || flag == "--help");
let v8_flags = once("UNUSED_BUT_NECESSARY_ARG0".to_owned())
.chain(v8_flags.iter().cloned())
.collect::<Vec<_>>();
let unrecognized_v8_flags = v8_set_flags(v8_flags)
.into_iter()
.skip(1)
.collect::<Vec<_>>();
if !unrecognized_v8_flags.is_empty() {
for f in unrecognized_v8_flags {
eprintln!("error: V8 did not recognize flag '{}'", f);
}
eprintln!("\nFor a list of V8 flags, use '--v8-flags=--help'");
std::process::exit(1);
}
if v8_flags_includes_help {
std::process::exit(0);
}
}
fn init_logger(maybe_level: Option<Level>) {
let log_level = match maybe_level {
Some(level) => level,
None => Level::Info, // Default log level
};
env_logger::Builder::from_env(
env_logger::Env::default()
.default_filter_or(log_level.to_level_filter().to_string()),
)
// https://github.com/denoland/deno/issues/6641
.filter_module("rustyline", LevelFilter::Off)
.format(|buf, record| {
let mut target = record.target().to_string();
if let Some(line_no) = record.line() {
target.push(':');
target.push_str(&line_no.to_string());
}
if record.level() <= Level::Info {
// Print ERROR, WARN, INFO logs as they are
writeln!(buf, "{}", record.args())
} else {
// Add prefix to DEBUG or TRACE logs
writeln!(
buf,
"{} RS - {} - {}",
record.level(),
target,
record.args()
)
}
})
.init();
}
fn get_subcommand(
flags: Flags,
) -> Pin<Box<dyn Future<Output = Result<(), AnyError>>>> {
match flags.clone().subcommand {
DenoSubcommand::Bundle {
source_file,
out_file,
} => bundle_command(flags, source_file, out_file).boxed_local(),
DenoSubcommand::Doc {
source_file,
json,
filter,
private,
} => doc_command(flags, source_file, json, filter, private).boxed_local(),
DenoSubcommand::Eval {
print,
code,
as_typescript,
} => eval_command(flags, code, as_typescript, print).boxed_local(),
DenoSubcommand::Cache { files } => {
cache_command(flags, files).boxed_local()
}
DenoSubcommand::Fmt {
check,
files,
ignore,
} => format_command(flags, files, ignore, check).boxed_local(),
DenoSubcommand::Info { file, json } => {
info_command(flags, file, json).boxed_local()
}
DenoSubcommand::Install {
module_url,
args,
name,
root,
force,
} => {
install_command(flags, module_url, args, name, root, force).boxed_local()
}
DenoSubcommand::Lint {
files,
rules,
ignore,
json,
} => lint_command(flags, files, rules, ignore, json).boxed_local(),
DenoSubcommand::Repl => run_repl(flags).boxed_local(),
DenoSubcommand::Run { script } => run_command(flags, script).boxed_local(),
DenoSubcommand::Test {
no_run,
fail_fast,
quiet,
include,
allow_none,
filter,
} => {
test_command(flags, include, no_run, fail_fast, quiet, allow_none, filter)
.boxed_local()
}
DenoSubcommand::Completions { buf } => {
if let Err(e) = write_to_stdout_ignore_sigpipe(&buf) {
eprintln!("{}", e);
std::process::exit(1);
}
std::process::exit(0);
}
DenoSubcommand::Types => {
let types = get_types(flags.unstable);
if let Err(e) = write_to_stdout_ignore_sigpipe(types.as_bytes()) {
eprintln!("{}", e);
std::process::exit(1);
}
std::process::exit(0);
}
DenoSubcommand::Upgrade {
force,
dry_run,
version,
output,
ca_file,
} => {
tools::upgrade::upgrade_command(dry_run, force, version, output, ca_file)
.boxed_local()
}
}
}
pub fn main() {
#[cfg(windows)]
colors::enable_ansi(); // For Windows 10
let args: Vec<String> = env::args().collect();
let flags = flags::flags_from_vec(args);
if let Some(ref v8_flags) = flags.v8_flags {
init_v8_flags(v8_flags);
}
init_logger(flags.log_level);
let subcommand_future = get_subcommand(flags);
let result = tokio_util::run_basic(subcommand_future);
if let Err(err) = result {
eprintln!("{}: {}", colors::red_bold("error"), err.to_string());
std::process::exit(1);
}
}