/
units.go
54 lines (48 loc) · 1.1 KB
/
units.go
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package eth
import (
"math/big"
"strconv"
)
// Conversion factors
const (
WeiPerEth float64 = 1e18
WeiPerGwei float64 = 1e9
)
// Convert wei to eth
func WeiToEth(wei *big.Int) float64 {
var weiFloat big.Float
var eth big.Float
weiFloat.SetInt(wei)
eth.Quo(&weiFloat, big.NewFloat(WeiPerEth))
eth64, _ := eth.Float64()
return eth64
}
// Convert eth to wei
func EthToWei(eth float64) *big.Int {
var ethFloat big.Float
var weiFloat big.Float
var wei big.Int
ethFloat.SetString(strconv.FormatFloat(eth, 'f', -1, 64))
weiFloat.Mul(ðFloat, big.NewFloat(WeiPerEth))
weiFloat.Int(&wei)
return &wei
}
// Convert wei to gigawei
func WeiToGwei(wei *big.Int) float64 {
var weiFloat big.Float
var gwei big.Float
weiFloat.SetInt(wei)
gwei.Quo(&weiFloat, big.NewFloat(WeiPerGwei))
gwei64, _ := gwei.Float64()
return gwei64
}
// Convert gigawei to wei
func GweiToWei(gwei float64) *big.Int {
var gweiFloat big.Float
var weiFloat big.Float
var wei big.Int
gweiFloat.SetString(strconv.FormatFloat(gwei, 'f', -1, 64))
weiFloat.Mul(&gweiFloat, big.NewFloat(WeiPerGwei))
weiFloat.Int(&wei)
return &wei
}