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tx: minor.

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This commit is contained in:
Christopher Jeffrey 2017-08-28 06:03:54 -07:00
parent b87f557823
commit 7022c6649f
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GPG Key ID: 8962AB9DE6666BBD
1 changed files with 14 additions and 20 deletions
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34
lib/primitives/tx.js
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@ -1727,17 +1727,17 @@ TX.prototype.checkInputs = function checkInputs(view, height) {
let total = 0;
for (const {prevout} of this.inputs) {
let coin = view.getEntry(prevout);
const entry = view.getEntry(prevout);
if (!coin)
if (!entry)
return [-1, 'bad-txns-inputs-missingorspent', 0];
if (coin.coinbase) {
if (height - coin.height < consensus.COINBASE_MATURITY)
if (entry.coinbase) {
if (height - entry.height < consensus.COINBASE_MATURITY)
return [-1, 'bad-txns-premature-spend-of-coinbase', 0];
}
coin = view.getOutput(prevout);
const coin = view.getOutput(prevout);
assert(coin);
if (coin.value < 0 || coin.value > consensus.MAX_MONEY)
@ -2261,7 +2261,7 @@ TX.prototype.fromRaw = function fromRaw(data) {
*/
TX.prototype.fromReader = function fromReader(br) {
if (TX.isWitness(br))
if (hasWitnessBytes(br))
return this.fromWitnessReader(br);
br.start();
@ -2512,20 +2512,6 @@ TX.prototype.getWitnessSizes = function getWitnessSizes() {
return new RawTX(base + witness, witness);
};
/**
* Test whether data is a witness transaction.
* @param {Buffer|BufferReader} data
* @returns {Boolean}
*/
TX.isWitness = function isWitness(br) {
if (br.left() < 6)
return false;
return br.data[br.offset + 4] === 0
&& br.data[br.offset + 5] !== 0;
};
/**
* Test whether an object is a TX.
* @param {Object} obj
@ -2540,6 +2526,14 @@ TX.isTX = function isTX(obj) {
* Helpers
*/
function hasWitnessBytes(br) {
if (br.left() < 6)
return false;
return br.data[br.offset + 4] === 0
&& br.data[br.offset + 5] !== 0;
}
function RawTX(size, witness) {
this.data = null;
this.size = size;