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Ant

v0.11.1.1778652979 Feature

This release adds 3 notable features for engineering teams evaluating rollout.

Published 21d CLI & Terminal
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

ant javascript nodejs npm typescript

ReleasePort's take

Light signal
editorial:auto 13d

Ant v0.11.1 introduces `--inspect` for debugging and several performance/bug‑fix improvements.

Why it matters: Test the new --inspect flag in dev to enable remote debugger attachment; benchmark regex workloads after upgrade as fast paths are added, reducing latency.

Summary

AI summary

Added --inspect debugging support and improved regex performance.

Changes in this release

Feature Medium

Added `--inspect` to Ant for debugging support.

Added `--inspect` to Ant for debugging support.

Source: llm_adapter@2026-05-21

Confidence: high

 —
Feature Medium

Ant now respects `NO_COLOR` in console output.

Ant now respects `NO_COLOR` in console output.

Source: llm_adapter@2026-05-21

Confidence: high

 —
Feature Medium

Added `setEncoding` support to child process streams.

Added `setEncoding` support to child process streams.

Source: llm_adapter@2026-05-21

Confidence: high

 —
Feature Medium

Can attach inspector-compatible tooling to a running Ant process.

Can attach inspector-compatible tooling to a running Ant process.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Feature Medium

Switched type stripping over to [skim](https://github.com/theMackabu/skim).

Switched type stripping over to [skim](https://github.com/theMackabu/skim).

Source: llm_adapter@2026-05-21

Confidence: low

 —
Feature Medium

Better UTF-8 console rendering on Windows.

Better UTF-8 console rendering on Windows.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Performance Medium

Added new regex fast paths in the engine.

Added new regex fast paths in the engine.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Performance Medium

Saves roughly `900kb` from the binary in the stripping path.

Saves roughly `900kb` from the binary in the stripping path.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Performance Medium

Implemented regex fast‑path engine operations for improved performance.

Implemented regex fast‑path engine operations for improved performance.

Source: granite4.1:30b@2026-05-23-audit

Confidence: low

 —
Performance Medium

Switched type stripping to the `skim` tool, reducing stripped binary size by ~900 KB.

Switched type stripping to the `skim` tool, reducing stripped binary size by ~900 KB.

Source: granite4.1:30b@2026-05-23-audit

Confidence: low

 —
Bugfix Medium

Fixed arena allocation sizing under pressure on Windows.

Fixed arena allocation sizing under pressure on Windows.

Source: llm_adapter@2026-05-21

Confidence: high

 —
Bugfix Medium

Included a small round of regex correctness fixes.

Included a small round of regex correctness fixes.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Bugfix Medium

Improved Windows file URL path handling.

Improved Windows file URL path handling.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Bugfix Medium

Improved inherited child stdout behavior.

Improved inherited child stdout behavior.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Bugfix Medium

Fixed a null-handling bug in child-process stream paths.

Fixed a null-handling bug in child-process stream paths.

Source: llm_adapter@2026-05-21

Confidence: low

 —
Full changelog

Ant 0.11.1

A focused runtime release centered on debugging, regex performance, smaller builds, and a lot of quality-of-life polish across Windows.

Highlights

Debugging support

  • Added --inspect to Ant
  • You can now attach inspector-compatible tooling to a running Ant process

Regex got a lot faster

  • Added new regex fast paths in the engine
  • Included a small round of regex correctness fixes too

Smaller builds

  • Switched type stripping over to skim
  • This saves roughly 900kb from the binary in the stripping path

Windows & console polish

  • Better UTF-8 console rendering on Windows
  • Better Windows file URL path handling
  • Fixed arena allocation sizing under pressure on Windows
  • Ant now respects NO_COLOR in console output

Child process & stream quality-of-life

  • Added setEncoding support to child process streams
  • Improved inherited child stdout behavior
  • Fixed a null-handling bug in the same area
Inspector & debugging
  • Added --inspect support to Ant
  • Added inspector queue limits to keep things bounded under load
Regex, parsing, and runtime behavior
  • Added regex fast-path engine ops
  • Landed a small round of regex correctness fixes
  • Fixed String.fromCharCode Unicode behavior in an edge case
Platform, console, and crash polish
  • Fixed UTF-8 console rendering on Windows
  • Improved Windows file path handling, especially around file URLs
  • Fixed arena allocation sizing under pressure on Windows
  • Ant now respects NO_COLOR in console output
  • Fixed crash-report precedence behavior
  • Fixed compile-define wiring in the build
Child process and I/O
  • Added setEncoding to child process streams
  • Improved inherited stdout behavior for child processes
  • Fixed a null-handling bug in child-process stream paths
Build, binary size, and tooling
  • Migrated type stripping to skim
  • This reduces stripping-path size by about 900kb
  • Updated build/docs/readme pieces to match the new setup

To install Ant v0.11.1:

curl -fsSL https://ant.themackabu.com/install | bash
View diff on GitHub

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