PSP22 Permit

[varex83]

• [x] Traits
  • [ ] Events
  • [x] PSP22PermitRef / PSP22Permit
  • [x] Internal, InternalImpl
  • [x] PSP22Permit, PSP22PermitImpl
  • [x] Add attribute to #[openbrush::implementation] macro
• [x] Logic
  • [x] Permit function
• [x] Tests
  • [x] Integration
  • [x] E2E
• [ ] Docs
  • [ ] Web docs
  • [x] Code docs

[deuszx]

Why not go with Permit2?

[deepsea514]

How to generate signature for permit in TypeScript using polkadot-js api?

[deepsea514]

Who is working with this issue?

[github-actions[bot]]

Contract Name	main	feature/psp22-permit	Difference
contract_v1	10769	10832	63
contract_v2	12451	12471	20
diamond_caller	5529	5579	50
lending_contract	41586	41421	-165
loan_contract	19803	19796	-7
my_diamond	12483	12483	0
my_proxy	4240	4240	0
my_psp22_facet_v1	9470	9533	63
my_psp22_facet_v2	9136	9190	54
my_psp22_metadata_facet	5032	5187	155
my_psp22_metadata_upgradeable	13468	13498	30
my_psp22_upgradeable	10419	10474	55
shares_contract	13542	13560	18
stable_coin_contract	11333	11414	81