deno/runtime
David Sherret 48b94c0995
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refactor: use boxed_error in some places (#26887)
2024-11-15 23:22:50 -05:00
..
examples/extension feat(ext/fetch): allow embedders to use hickory_dns_resolver instead of default GaiResolver (#26740) 2024-11-15 11:44:11 +01:00
js feat(cli): add --unstable-node-globals flag (#26617) 2024-11-14 13:11:29 +00:00
ops perf: use available system memory for v8 isolate memory limit (#26868) 2024-11-15 10:33:03 +01:00
permissions chore: make fields public on PermissionDeniedError and deno_kv::KvConfig (#26798) 2024-11-12 17:49:49 +00:00
Cargo.toml feat: OpenTelemetry Tracing API and Exporting (#26710) 2024-11-13 10:38:46 +00:00
clippy.toml fix: otel resiliency (#26857) 2024-11-14 12:16:28 +00:00
code_cache.rs fix: use hash of in-memory bytes only for code cache (#23966) 2024-05-24 10:15:46 -04:00
errors.rs refactor: use boxed_error in some places (#26887) 2024-11-15 23:22:50 -05:00
fmt_errors.rs feat(cli): add --unstable-node-globals flag (#26617) 2024-11-14 13:11:29 +00:00
fs_util.rs refactor: use deno_path_util (#25918) 2024-09-28 07:55:01 -04:00
inspector_server.rs fix: clamp smi in fast calls by default (#26506) 2024-10-31 10:10:07 +05:30
js.rs
lib.rs perf: use available system memory for v8 isolate memory limit (#26868) 2024-11-15 10:33:03 +01:00
permissions.rs refactor(runtime/permissions): use concrete error types (#26464) 2024-11-04 09:17:21 -08:00
README.md
shared.rs feat: OpenTelemetry Tracing API and Exporting (#26710) 2024-11-13 10:38:46 +00:00
snapshot.rs fix: otel resiliency (#26857) 2024-11-14 12:16:28 +00:00
sys_info.rs perf: use available system memory for v8 isolate memory limit (#26868) 2024-11-15 10:33:03 +01:00
tokio_util.rs fix(cli): increase size of blocking task threadpool on windows (#26465) 2024-10-22 12:52:18 -07:00
web_worker.rs perf: use available system memory for v8 isolate memory limit (#26868) 2024-11-15 10:33:03 +01:00
worker_bootstrap.rs fix: otel resiliency (#26857) 2024-11-14 12:16:28 +00:00
worker.rs feat(ext/fetch): allow embedders to use hickory_dns_resolver instead of default GaiResolver (#26740) 2024-11-15 11:44:11 +01:00

deno_runtime crate

crates docs

This is a slim version of the Deno CLI which removes typescript integration and various tooling (like lint and doc). Basically only JavaScript execution with Deno's operating system bindings (ops).

Stability

This crate is built using battle-tested modules that were originally in the deno crate, however the API of this crate is subject to rapid and breaking changes.

MainWorker

The main API of this crate is MainWorker. MainWorker is a structure encapsulating deno_core::JsRuntime with a set of ops used to implement Deno namespace.

When creating a MainWorker implementors must call MainWorker::bootstrap to prepare JS runtime for use.

MainWorker is highly configurable and allows to customize many of the runtime's properties:

  • module loading implementation
  • error formatting
  • support for source maps
  • support for V8 inspector and Chrome Devtools debugger
  • HTTP client user agent, CA certificate
  • random number generator seed

Worker Web API

deno_runtime comes with support for Worker Web API. The Worker API is implemented using WebWorker structure.

When creating a new instance of MainWorker implementors must provide a callback function that is used when creating a new instance of Worker.

All WebWorker instances are descendents of MainWorker which is responsible for setting up communication with child worker. Each WebWorker spawns a new OS thread that is dedicated solely to that worker.