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expose signer through TxSigner

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This commit is contained in:
Thomas Kerin 2016-11-12 18:35:17 +01:00
parent 155c9afe05
commit fdcd277ba9
2 changed files with 11 additions and 4 deletions
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1
latest/spend_p2sh_p2wpkh.js
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@ -37,6 +37,7 @@ txb.addOutput(myaddress, txOut.value - 5000)
var unsigned = txb.buildIncomplete()
var signer = new TxSigner(unsigned)
signer.sign(0, root.keyPair, {
scriptPubKey: txOut.script,
redeemScript: toSegwitPubkey,

14
src/transaction_signer.js
View File

@ -110,6 +110,9 @@ function InSigner (tx, nIn, opts) {
if ((tx instanceof Transaction) === false) {
throw new Error('A transaction is required for InSigner')
}
if (tx.ins[nIn] === undefined) {
throw new Error('No transaction input at this index')
}
if (opts.scriptPubKey === undefined) {
throw new Error('A value for scriptPubKey is required')
}
@ -440,6 +443,12 @@ function TxSigner (tx) {
this.states = []
}
TxSigner.prototype.signer = function (nIn, opts) {
if (this.states[nIn] === undefined) {
this.states[nIn] = new InSigner(this.tx, nIn, opts)
}
return this.states[nIn]
}
/**
* Sign a transaction.
*
@ -456,11 +465,8 @@ TxSigner.prototype.sign = function (nIn, key, opts, sigHashType) {
}
// You can probably make this work with the current library, if you can work out the witnessScript above!
// generate opts for the internal signer based off older way of positional arguments to TxSigner.sign
if (this.states[nIn] === undefined) {
this.states[nIn] = new InSigner(this.tx, nIn, opts)
}
if (!this.states[nIn].sign(key, sigHashType)) {
if (!this.signer(nIn, opts).sign(key, sigHashType)) {
throw new Error('Unsignable input: ', nIn)
}