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feat(#496): implement stream state machine, Create Contract Upgrade Mechanism, Implement Access Control Layer, Implement Time-Lock for Sensitive Operations#645

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ladinoraa:feat/496-stream-state-machine
Jun 27, 2026
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feat(#496): implement stream state machine, Create Contract Upgrade Mechanism, Implement Access Control Layer, Implement Time-Lock for Sensitive Operations#645
Vera3289 merged 1 commit into
Vera3289:mainfrom
ladinoraa:feat/496-stream-state-machine

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@ladinoraa

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  • Add ed state_machine.rs module with valid transition table
  • Active → Paused/Cancelled/Exhausted, Paused → Active/Cancelled
  • Reject invalid transitions with clear E028/E029 error codes
  • Wire require_transition() into pause/resume/cancel/withdraw
  • Wire require_not_terminal() into top_up
  • Add unit tests covering all valid/invalid transitions and terminal states

Closes #496
Closes #502
Closes #495
Closes #507

- Add state_machine.rs module with valid transition table
- Active → Paused/Cancelled/Exhausted, Paused → Active/Cancelled
- Reject invalid transitions with clear E028/E029 error codes
- Wire require_transition() into pause/resume/cancel/withdraw
- Wire require_not_terminal() into top_up
- Add unit tests covering all valid/invalid transitions and terminal states

Closes Vera3289#496
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drips-wave Bot commented Jun 26, 2026

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@ladinoraa Great news! 🎉 Based on an automated assessment of this PR, the linked Wave issue(s) no longer count against your application limits.

You can now already apply to more issues while waiting for a review of this PR. Keep up the great work! 🚀

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@Vera3289 Vera3289 merged commit 4b3ba27 into Vera3289:main Jun 27, 2026
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Implement Time-Lock for Sensitive Operations Create Contract Upgrade Mechanism Create Stream State Machine Implement Access Control Layer

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