UTXO derivation from a list of transactions
npm install utxo
`` javascript
let utxo = require('utxo')
let transactions = {
"2c20ca6ca3a2af32d3ca0c6c1a60f6d3c00101342620a21f3622fc6faf2ddcda": {
"inputs": [
{
"txId": "xxx ...",
"vout": 0
},
{
"txId": "xxx ...",
"vout": 1
}
],
"outputs": [
{ "script": "..." }
]
},
"bdcdd2fafa1c6c0ac3d23fa2a3ac66cf2263f12a03444310100c3d6c06ac02c3": {
"inputs": [
{
"txId": "2c20ca6ca3a2af32d3ca0c6c1a60f6d3c00101342620a21f3622fc6faf2ddcda"
"vout": 0
},
...
],
// and so on
}
}
// equates all transaction outputs for where no matching input exists
// subsequent double spends are ignored in the returned result, with priority given to first-seen
// txId and vout is extended onto the outputs for convenience (outputs are copied, not mutated)
let unspents = utxo(transactions)
[{
"txId": "2c20ca6ca3a2af32d3ca0c6c1a60f6d3c00101342620a21f3622fc6faf2ddcda",
"vout": 0,
"script": "..."
}, ...]
``