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fix contains_cycle false positive on raw string prefix#22

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sunshowers merged 1 commit intomainfrom
sunshowers/spr/fix-contains_cycle-false-positive-on-raw-string-prefix
May 5, 2026
Merged

fix contains_cycle false positive on raw string prefix#22
sunshowers merged 1 commit intomainfrom
sunshowers/spr/fix-contains_cycle-false-positive-on-raw-string-prefix

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Detect cycles by checking for path segments (with a trailing /) rather than just using a raw string prefix. We hit this in Omicron where AuditLogEntry was incorrectly detected as a prefix of AuditLogEntryActor, hiding incompatible changes.

This is a minimal fix that (I believe) is correct given the current structure. I'm reworking this in #15 to have stronger types so we can think about this in a more principled manner.

Created using spr 1.3.6-beta.1
@sunshowers sunshowers requested a review from ahl May 5, 2026 18:20
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tx; what a mess

@sunshowers sunshowers merged commit ee264c5 into main May 5, 2026
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@sunshowers sunshowers deleted the sunshowers/spr/fix-contains_cycle-false-positive-on-raw-string-prefix branch May 5, 2026 18:22
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2 participants