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denoland-deno/runtime/examples/extension/main.rs
David Sherret 386d5c8310
refactor: remove PermissionsContainer in deno_runtime (#24119)
Also removes permissions being passed in for node resolution. It was
completely useless because we only checked it for reading package.json
files, but Deno reading package.json files for resolution is perfectly
fine.

My guess is this is also a perf improvement because Deno is doing less
work.
2024-06-06 23:37:53 -04:00

47 lines
1.3 KiB
Rust

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
#![allow(clippy::print_stdout)]
#![allow(clippy::print_stderr)]
use std::path::Path;
use std::rc::Rc;
use deno_core::error::AnyError;
use deno_core::op2;
use deno_core::FsModuleLoader;
use deno_core::ModuleSpecifier;
use deno_runtime::deno_permissions::PermissionsContainer;
use deno_runtime::worker::MainWorker;
use deno_runtime::worker::WorkerOptions;
#[op2(fast)]
fn op_hello(#[string] text: &str) {
println!("Hello {} from an op!", text);
}
deno_core::extension!(
hello_runtime,
ops = [op_hello],
esm_entry_point = "ext:hello_runtime/bootstrap.js",
esm = [dir "examples/extension", "bootstrap.js"]
);
#[tokio::main]
async fn main() -> Result<(), AnyError> {
let js_path =
Path::new(env!("CARGO_MANIFEST_DIR")).join("examples/extension/main.js");
let main_module = ModuleSpecifier::from_file_path(js_path).unwrap();
eprintln!("Running {main_module}...");
let mut worker = MainWorker::bootstrap_from_options(
main_module.clone(),
PermissionsContainer::allow_all(),
WorkerOptions {
module_loader: Rc::new(FsModuleLoader),
extensions: vec![hello_runtime::init_ops_and_esm()],
..Default::default()
},
);
worker.execute_main_module(&main_module).await?;
worker.run_event_loop(false).await?;
Ok(())
}