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Semantic version clause: Prereleases outrank their release · case 03

A "greater than 1.0.0-rc.1" rule excludes the final 1.0.0 release.

Member previewVariant 3 · 3 implementations · 8 checks per implementation

Case contract

Versions are MAJOR[.MINOR[.PATCH]][-prerelease][+build]; missing components are 0, build metadata is ignored, anything else is invalid (return None). A release outranks its prereleases; prerelease identifiers compare numerically when all digits, lexically otherwise, numeric below alphanumeric, and a shorter identifier list ranks lower when it is a prefix. op is semVerLessThan, semVerEqual or semVerGreaterThan; unknown ops return None.

Why this case matters

Targeting by app version gates features to clients that can render them.

One recorded failure

Sample boundary fixture

This sample comes from the broken implementation of a controlled reproducer.

Boundary fixtureActualExpectedOutcome
release outranks its prereleasefalsetrueFailed

MEMBER ARCHIVE

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This record includes three runnable implementations, regression fixtures, execution results, and source hashes.

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