poc.gno

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