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Computational operations:
- SumAdd
- SubsctractSubtract
- Multiply
- Divide
- RaiseTo
- Mod
Permissions checks:
- Can...
Read only perations with WorldStateView:
- Execute(IrohaQuery)
Composable types:
- Pair(Instruction1, Instruction2)
- Sequence(Vec<Instruction>)
- If(Condition<Instruction>, Then<Instruction>, Else<Instruction>)
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- Swap - `Pair(Transfer(A→B), Transfer(B→A))
- Exchange
- etc.
Execution of Iroha Special Instruction can be successful or can fail. If it was successful it may return changed WorldStateView and return `Output` as a value.
Different Iroha Special Instructions can obtain different arguments and return different Outputs. Type of Iroha Special Instruction inputs and output defines possible compositions of Iroha Special Instructions.
Alternatives
Concerns
Assumptions
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