FA-25352 / Filter interfaces / Member archive

Only an unescaped leading minus selects exclusion · case 02

Only an unescaped leading minus selects exclusion is violated by the widget projection.

Member previewVariant 2 · 3 implementations · 10 checks per implementation

Case contract

A token composer recognizes leading minus as exclusion unless escaped, keeps quoted phrases intact, and commits only complete nonblank tokens. This example checks: Only an unescaped leading minus selects exclusion.

Why this case matters

Filter-widget state and serialization must preserve user constraints while the view changes.

One recorded failure

Sample boundary fixture

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

Boundary fixture	Actual	Expected	Outcome
contract fixture 0	`{"commit-gate": true, "delimiter-active": false, "empty-exclusion": false, "operand-strip": "-", "polarity-prefix": true, "quote-feedback": ""}`	`{"commit-gate": true, "delimiter-active": false, "empty-exclusion": false, "operand-strip": "-", "polarity-prefix": false, "quote-feedback": ""}`	Failed

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