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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.309 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.219 ·

Dangerous-delete detection uses a prebuilt regex

Permission checks for risky delete commands do slightly less work each time, with identical results.

You'll notice Internal Changes
JSON All of v2.1.219
You'll noticeTier: how much it should matter to you
2Useful: my rating, 1 to 5
0Signal: worth watching, 1 to 5
PermissionsArea: what it touches
Internal ChangesKind: in v2.1.219,
Internal ChangesSection of the release
What

The PowerShell and cmd delete-command matcher no longer rebuilds its alternation on every call.

Details
  • The matcher takes a second parameter and tests against a module-level regex compiled once from the same rm|remove-item|ri|del|erase alternation
  • Matching behaviour is unchanged; this removes per-invocation work on a hot permission path
Evidence

rm|remove-item|ri|del|erase

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.219 →

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