RanchiMall/fcoin
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coins: refactor prevout methods.

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This commit is contained in:
Christopher Jeffrey 2017-07-03 17:38:35 -07:00
parent 492c05c378
commit aa71ae690a
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GPG Key ID: 8962AB9DE6666BBD
1 changed files with 29 additions and 21 deletions
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50
lib/coins/coinview.js
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@ -107,18 +107,19 @@ CoinView.prototype.removeTX = function removeTX(tx, height) {
*/
CoinView.prototype.addEntry = function addEntry(prevout, coin) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins) {
coins = new Coins();
this.add(prevout.hash, coins);
this.add(hash, coins);
}
if (coin.output.script.isUnspendable())
return;
if (!coins.has(prevout.index))
coins.add(prevout.index, coin);
if (!coins.has(index))
coins.add(index, coin);
return coins;
};
@ -129,17 +130,18 @@ CoinView.prototype.addEntry = function addEntry(prevout, coin) {
*/
CoinView.prototype.addCoin = function addCoin(coin) {
let coins = this.get(coin.hash);
let {hash, index} = coin;
let coins = this.get(hash);
if (!coins) {
coins = new Coins();
this.add(coin.hash, coins);
this.add(hash, coins);
}
if (coin.script.isUnspendable())
return;
if (!coins.has(coin.index))
if (!coins.has(index))
coins.addCoin(coin);
return coins;
@ -152,18 +154,19 @@ CoinView.prototype.addCoin = function addCoin(coin) {
*/
CoinView.prototype.addOutput = function addOutput(prevout, output) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins) {
coins = new Coins();
this.add(prevout.hash, coins);
this.add(hash, coins);
}
if (output.script.isUnspendable())
return;
if (!coins.has(prevout.index))
coins.addOutput(prevout.index, output);
if (!coins.has(index))
coins.addOutput(index, output);
};
/**
@ -173,13 +176,14 @@ CoinView.prototype.addOutput = function addOutput(prevout, output) {
*/
CoinView.prototype.spendOutput = function spendOutput(prevout) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
let coin;
if (!coins)
return false;
coin = coins.spend(prevout.index);
coin = coins.spend(index);
if (!coin)
return false;
@ -196,12 +200,13 @@ CoinView.prototype.spendOutput = function spendOutput(prevout) {
*/
CoinView.prototype.removeOutput = function removeOutput(prevout) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins)
return false;
return coins.remove(prevout.index);
return coins.remove(index);
};
/**
@ -211,12 +216,13 @@ CoinView.prototype.removeOutput = function removeOutput(prevout) {
*/
CoinView.prototype.hasEntry = function hasEntry(prevout) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins)
return false;
return coins.has(prevout.index);
return coins.has(index);
};
/**
@ -226,12 +232,13 @@ CoinView.prototype.hasEntry = function hasEntry(prevout) {
*/
CoinView.prototype.getEntry = function getEntry(prevout) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins)
return;
return coins.get(prevout.index);
return coins.get(index);
};
/**
@ -256,12 +263,13 @@ CoinView.prototype.getCoin = function getCoin(prevout) {
*/
CoinView.prototype.getOutput = function getOutput(prevout) {
let coins = this.get(prevout.hash);
let {hash, index} = prevout;
let coins = this.get(hash);
if (!coins)
return;
return coins.getOutput(prevout.index);
return coins.getOutput(index);
};
/**