/
params.go
66 lines (52 loc) · 1.35 KB
/
params.go
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package types
import (
"fmt"
paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
"gopkg.in/yaml.v2"
)
const (
// DefaultActive is the default value for the active param (set to true)
DefaultActive = false
)
// KeyActive is the store key for Params
var KeyActive = []byte("Active")
var _ paramtypes.ParamSet = (*Params)(nil)
// ParamKeyTable the param key table for launch module
func ParamKeyTable() paramtypes.KeyTable {
return paramtypes.NewKeyTable().RegisterParamSet(&Params{})
}
// NewParams creates a new Params instance
func NewParams(active bool) Params {
return Params{
Active: active,
}
}
// DefaultParams returns a default set of parameters
func DefaultParams() Params {
return NewParams(DefaultActive)
}
// ParamSetPairs get the params.ParamSet
func (p *Params) ParamSetPairs() paramtypes.ParamSetPairs {
return paramtypes.ParamSetPairs{
paramtypes.NewParamSetPair(KeyActive, &p.Active, validateActive),
}
}
// Validate validates the set of params
func (p Params) Validate() error {
if err := validateActive(p.Active); err != nil {
return err
}
return nil
}
// String implements the Stringer interface.
func (p Params) String() string {
out, _ := yaml.Marshal(p)
return string(out)
}
func validateActive(i interface{}) error {
_, ok := i.(bool)
if !ok {
return fmt.Errorf("invalid parameter type: %T", i)
}
return nil
}