laconicd-deprecated/types/coin.go
yihuang 29d3abcf09
!feat(deps): Upgrade cosmos-sdk to v0.46.0 (#1168)
* Reuse cosmos-sdk client library to create keyring

Extracted from https://github.com/evmos/ethermint/pull/1168
Cleanup cmd code for easier to migration to cosmos-sdk 0.46

* Update cosmos-sdk v0.46

prepare for implementing cosmos-sdk feemarket and tx prioritization

changelog

refactor cmd

use sdkmath

fix lint

fix unit tests

fix unit test genesis

fix unit tests

fix unit test env setup

fix unit tests

fix unit tests

register PrivKey impl

fix extension options

fix lint

fix unit tests

make HandlerOption.Validate private

gofumpt

fix msg response decoding

fix sim test

bump cosmos-sdk version

fix sim test

sdk 46

fix unit test

fix unit tests

update ibc-go
2022-07-28 15:43:49 +02:00

49 lines
1.8 KiB
Go

package types
import (
"math/big"
sdkmath "cosmossdk.io/math"
sdk "github.com/cosmos/cosmos-sdk/types"
)
const (
// AttoPhoton defines the default coin denomination used in Ethermint in:
//
// - Staking parameters: denomination used as stake in the dPoS chain
// - Mint parameters: denomination minted due to fee distribution rewards
// - Governance parameters: denomination used for spam prevention in proposal deposits
// - Crisis parameters: constant fee denomination used for spam prevention to check broken invariant
// - EVM parameters: denomination used for running EVM state transitions in Ethermint.
AttoPhoton string = "aphoton"
// BaseDenomUnit defines the base denomination unit for Photons.
// 1 photon = 1x10^{BaseDenomUnit} aphoton
BaseDenomUnit = 18
// DefaultGasPrice is default gas price for evm transactions
DefaultGasPrice = 20
)
// PowerReduction defines the default power reduction value for staking
var PowerReduction = sdkmath.NewIntFromBigInt(new(big.Int).Exp(big.NewInt(10), big.NewInt(BaseDenomUnit), nil))
// NewPhotonCoin is a utility function that returns an "aphoton" coin with the given sdkmath.Int amount.
// The function will panic if the provided amount is negative.
func NewPhotonCoin(amount sdkmath.Int) sdk.Coin {
return sdk.NewCoin(AttoPhoton, amount)
}
// NewPhotonDecCoin is a utility function that returns an "aphoton" decimal coin with the given sdkmath.Int amount.
// The function will panic if the provided amount is negative.
func NewPhotonDecCoin(amount sdkmath.Int) sdk.DecCoin {
return sdk.NewDecCoin(AttoPhoton, amount)
}
// NewPhotonCoinInt64 is a utility function that returns an "aphoton" coin with the given int64 amount.
// The function will panic if the provided amount is negative.
func NewPhotonCoinInt64(amount int64) sdk.Coin {
return sdk.NewInt64Coin(AttoPhoton, amount)
}