Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
InternalsArea: what it touches
New FeaturesKind: in v2.1.248,
New FeaturesSection of the release
What
When Claude Code fails to take a writer lock because another process holds it, the result now includes a computed retry time rather than just a "someone else has it" marker, so callers can back off to a real timestamp instead of guessing.
Evidence
return { kind: "other_writer", retryAtMs:
Strings lifted out of the shipped bundle, so the claim above can be checked against them.