poc.gno

 1package validators
 2
 3import (
 4	"std"
 5
 6	"gno.land/p/sys/validators"
 7	"gno.land/r/gov/dao"
 8)
 9
10const errNoChangesProposed = "no set changes proposed"
11
12// NewPropRequest creates a new proposal request that wraps a changes closure
13// proposal. This wrapper is required to ensure the GovDAO Realm actually
14// executed the callback.
15func NewPropRequest(changesFn func() []validators.Validator, title, description string) dao.ProposalRequest {
16	if changesFn == nil {
17		panic(errNoChangesProposed)
18	}
19
20	callback := func() error {
21		for _, change := range changesFn() {
22			if change.VotingPower == 0 {
23				// This change request is to remove the validator
24				removeValidator(change.Address)
25
26				continue
27			}
28
29			// This change request is to add the validator
30			addValidator(change)
31		}
32
33		return nil
34	}
35
36	e := dao.NewSimpleExecutor(callback, "")
37
38	return dao.NewProposalRequest(title, description, e)
39}
40
41// IsValidator returns a flag indicating if the given bech32 address
42// is part of the validator set
43func IsValidator(addr std.Address) bool {
44	return vp.IsValidator(addr)
45}
46
47// GetValidator returns the typed validator
48func GetValidator(addr std.Address) validators.Validator {
49	if validator, err := vp.GetValidator(addr); err == nil {
50		return validator
51	}
52
53	panic("validator not found")
54}
55
56// GetValidators returns the typed validator set
57func GetValidators() []validators.Validator {
58	return vp.GetValidators()
59}