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2fa0096821
Adds another callback to WebWorkerOptions that allows to execute some modules before actual worker code executes. This allows to set up Node global using std/node.
74 lines
2.3 KiB
Rust
74 lines
2.3 KiB
Rust
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
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use deno_core::error::AnyError;
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use deno_core::FsModuleLoader;
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use deno_runtime::deno_broadcast_channel::InMemoryBroadcastChannel;
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use deno_runtime::deno_web::BlobStore;
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use deno_runtime::permissions::Permissions;
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use deno_runtime::worker::MainWorker;
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use deno_runtime::worker::WorkerOptions;
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use deno_runtime::BootstrapOptions;
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use std::path::Path;
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use std::rc::Rc;
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use std::sync::Arc;
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fn get_error_class_name(e: &AnyError) -> &'static str {
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deno_runtime::errors::get_error_class_name(e).unwrap_or("Error")
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}
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#[tokio::main]
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async fn main() -> Result<(), AnyError> {
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let module_loader = Rc::new(FsModuleLoader);
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let create_web_worker_cb = Arc::new(|_| {
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todo!("Web workers are not supported in the example");
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});
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let web_worker_preload_module_cb = Arc::new(|_| {
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todo!("Web workers are not supported in the example");
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});
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let options = WorkerOptions {
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bootstrap: BootstrapOptions {
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apply_source_maps: false,
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args: vec![],
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cpu_count: 1,
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debug_flag: false,
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enable_testing_features: false,
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location: None,
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no_color: false,
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runtime_version: "x".to_string(),
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ts_version: "x".to_string(),
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unstable: false,
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},
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extensions: vec![],
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unsafely_ignore_certificate_errors: None,
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root_cert_store: None,
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user_agent: "hello_runtime".to_string(),
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seed: None,
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js_error_create_fn: None,
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web_worker_preload_module_cb,
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create_web_worker_cb,
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maybe_inspector_server: None,
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should_break_on_first_statement: false,
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module_loader,
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get_error_class_fn: Some(&get_error_class_name),
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origin_storage_dir: None,
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blob_store: BlobStore::default(),
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broadcast_channel: InMemoryBroadcastChannel::default(),
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shared_array_buffer_store: None,
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compiled_wasm_module_store: None,
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};
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let js_path =
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Path::new(env!("CARGO_MANIFEST_DIR")).join("examples/hello_runtime.js");
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let main_module = deno_core::resolve_path(&js_path.to_string_lossy())?;
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let permissions = Permissions::allow_all();
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let mut worker = MainWorker::bootstrap_from_options(
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main_module.clone(),
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permissions,
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options,
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);
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worker.execute_main_module(&main_module).await?;
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worker.run_event_loop(false).await?;
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Ok(())
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}
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