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denoland-deno/runtime
Bartek Iwańczuk 0e8fc4dc6c
Revert "perf: disable snapshot compression (#18061)" (#18074)
This reverts commit d12b039e1a.

It was landed as an experiment and it confirms much faster startup
if not compression is applied.
2023-03-08 21:14:04 +05:30
..
examples refactor(permissions): add PermissionsContainer struct for internal mutability (#17134) 2023-01-07 17:25:34 +01:00
js refactor: rename InternalModuleLoader to ExtModuleLoader, use ext: scheme for snapshotted modules (#18041) 2023-03-08 12:44:54 +01:00
ops refactor(core): don't use Result in ExtensionBuilder::state (#18066) 2023-03-07 22:37:37 +01:00
permissions refactor: Add "deno_fs" extension crate (#18040) 2023-03-07 18:13:44 +09:00
build.rs Revert "perf: disable snapshot compression (#18061)" (#18074) 2023-03-08 21:14:04 +05:30
Cargo.toml fix: attempt to only allow one deno process to update the node_modules folder at a time (#18058) 2023-03-08 15:13:13 +00:00
colors.rs chore: use rustfmt imports_granularity option (#17421) 2023-01-14 23:18:58 -05:00
errors.rs fix: add WouldBlock error (#17339) 2023-02-12 23:14:33 +01:00
fmt_errors.rs refactor: rename InternalModuleLoader to ExtModuleLoader, use ext: scheme for snapshotted modules (#18041) 2023-03-08 12:44:54 +01:00
fs_util.rs chore: use rustfmt imports_granularity option (#17421) 2023-01-14 23:18:58 -05:00
inspector_server.rs chore: upgrade to Rust 1.67 (#17548) 2023-01-27 10:43:16 -05:00
js.rs Revert "perf: disable snapshot compression (#18061)" (#18074) 2023-03-08 21:14:04 +05:30
lib.rs refactor: Add "deno_fs" extension crate (#18040) 2023-03-07 18:13:44 +09:00
README.md chore: fix decendents in runtime readme (#9718) 2021-03-08 13:23:46 +01:00
tokio_util.rs chore: update copyright year to 2023 (#17247) 2023-01-02 21:00:42 +00:00
web_worker.rs refactor: rename InternalModuleLoader to ExtModuleLoader, use ext: scheme for snapshotted modules (#18041) 2023-03-08 12:44:54 +01:00
worker.rs refactor(runtime): conditionally register Extension with source files (#18068) 2023-03-08 12:43:26 +01:00
worker_bootstrap.rs perf(core, runtime): Further improve startup time (#17860) 2023-02-22 06:25:31 +05:30

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 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.