LBRYCommunity/bitcoinjs-lib
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skip change if it is not above dust threshold

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This commit is contained in:
Wei Lu 2014-03-24 02:42:41 +08:00
parent 90921798cf
commit 471bc7ed97
2 changed files with 20 additions and 9 deletions

11
src/wallet.js
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@ -197,7 +197,7 @@ var Wallet = function (seed, options) {
if(totalInValue < value + fee) continue;
var change = totalInValue - value - fee
if(change > 0) {
if(change > 0 && !isDust(change)) {
tx.addOutput(getChangeAddress(), change)
}
break;
@ -210,9 +210,14 @@ var Wallet = function (seed, options) {
return tx
}
this.dustThreshold = 5430
function isDust(amount) {
return amount <= me.dustThreshold
}
function checkDust(value){
if (isNullOrUndefined(value) || value < 5430) {
throw new Error("Value below dust threshold")
if (isNullOrUndefined(value) || isDust(value)) {
throw new Error("Value must be above dust threshold")
}
}