{"id":"has-next-is-side-effect-free","text":"`StringIterator.hasNext()` only checks `_count > 0` and never modifies state or triggers parsing — verified by a dedicated test case.","truth_value":"IN","source":"entries/2026/06/06/design-compressed-string-iterator-solution.md","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"has-next-is-side-effect-free","truth_value":"IN","reason":"premise"}]}}