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JumpyClock.tla
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| ----------------------------- MODULE JumpyClock ----------------------------- | |
| EXTENDS Naturals | |
| VARIABLES hour, minute, second | |
| Init == | |
| /\ hour = 0 | |
| /\ minute = 0 | |
| /\ second = 0 | |
| TotalSeconds(h, m, s) == | |
| s + (m*60) + (h*3600) | |
| IsInFuture(h, m, s) == | |
| TotalSeconds(h, m, s) > TotalSeconds(hour, minute, second) | |
| Tick == | |
| \E next_hour \in 0..23 : | |
| \E next_minute \in 0..59 : | |
| \E next_second \in 0..59 : | |
| /\ IsInFuture(next_hour, next_minute, next_second) | |
| /\ hour' = next_hour | |
| /\ minute' = next_minute | |
| /\ second' = next_second | |
| Next == | |
| Tick | |
| ============================================================================= |
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