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genesis.go
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genesis.go
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package types
import "fmt"
// NewGenesisState creates a new genesis state.
func NewGenesisState(params Params, pairs []TokenPair) GenesisState {
return GenesisState{
Params: params,
TokenPairs: pairs,
}
}
// DefaultGenesisState sets default evm genesis state with empty accounts and
// default params and chain config values.
func DefaultGenesisState() *GenesisState {
return &GenesisState{
Params: DefaultParams(),
}
}
// Validate performs basic genesis state validation returning an error upon any
// failure.
func (gs GenesisState) Validate() error {
seenErc20 := make(map[string]bool)
seenDenom := make(map[string]bool)
for _, b := range gs.TokenPairs {
if seenErc20[b.Erc20Address] {
return fmt.Errorf("token ERC20 contract duplicated on genesis '%s'", b.Erc20Address)
}
if seenDenom[b.Denom] {
return fmt.Errorf("coin denomination duplicated on genesis: '%s'", b.Denom)
}
if err := b.Validate(); err != nil {
return err
}
seenErc20[b.Erc20Address] = true
seenDenom[b.Denom] = true
}
return gs.Params.Validate()
}