style: apply prettier
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d-yokoi
parent
c74ab67ccf
commit
03632f1507
24 changed files with 2321 additions and 1958 deletions
ts_src/payments
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@ -19,109 +19,109 @@ function stacksEqual (a: Array<Buffer>, b: Array<Buffer>): boolean {
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// input: [redeemScriptSig ...] {redeemScript}
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// witness: <?>
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// output: OP_HASH160 {hash160(redeemScript)} OP_EQUAL
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export function p2sh (a: Payment, opts?: PaymentOpts): Payment {
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if (
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!a.address &&
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!a.hash &&
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!a.output &&
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!a.redeem &&
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!a.input
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) throw new TypeError('Not enough data')
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opts = Object.assign({ validate: true }, opts || {})
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export function p2sh(a: Payment, opts?: PaymentOpts): Payment {
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if (!a.address && !a.hash && !a.output && !a.redeem && !a.input)
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throw new TypeError('Not enough data');
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opts = Object.assign({ validate: true }, opts || {});
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typef({
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network: typef.maybe(typef.Object),
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address: typef.maybe(typef.String),
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hash: typef.maybe(typef.BufferN(20)),
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output: typef.maybe(typef.BufferN(23)),
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redeem: typef.maybe({
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typef(
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{
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network: typef.maybe(typef.Object),
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output: typef.maybe(typef.Buffer),
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input: typef.maybe(typef.Buffer),
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witness: typef.maybe(typef.arrayOf(typef.Buffer))
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}),
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input: typef.maybe(typef.Buffer),
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witness: typef.maybe(typef.arrayOf(typef.Buffer))
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}, a)
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let network = a.network
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address: typef.maybe(typef.String),
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hash: typef.maybe(typef.BufferN(20)),
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output: typef.maybe(typef.BufferN(23)),
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redeem: typef.maybe({
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network: typef.maybe(typef.Object),
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output: typef.maybe(typef.Buffer),
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input: typef.maybe(typef.Buffer),
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witness: typef.maybe(typef.arrayOf(typef.Buffer)),
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}),
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input: typef.maybe(typef.Buffer),
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witness: typef.maybe(typef.arrayOf(typef.Buffer)),
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},
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a,
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);
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let network = a.network;
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if (!network) {
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network = (a.redeem && a.redeem.network) || BITCOIN_NETWORK
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network = (a.redeem && a.redeem.network) || BITCOIN_NETWORK;
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}
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const o: Payment = { network }
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const o: Payment = { network };
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const _address = lazy.value(function () {
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const payload = bs58check.decode(a.address)
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const version = payload.readUInt8(0)
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const hash = payload.slice(1)
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return { version, hash }
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})
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const _chunks = <()=>Array<Buffer | number>>lazy.value(function () { return bscript.decompile(a.input!) })
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const _redeem = lazy.value(function (): Payment {
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const chunks = _chunks()
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const _address = lazy.value(function() {
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const payload = bs58check.decode(a.address);
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const version = payload.readUInt8(0);
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const hash = payload.slice(1);
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return { version, hash };
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});
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const _chunks = <() => Array<Buffer | number>>lazy.value(function() {
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return bscript.decompile(a.input!);
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});
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const _redeem = lazy.value(function(): Payment {
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const chunks = _chunks();
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return {
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network,
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output: <Buffer>chunks[chunks.length - 1],
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input: bscript.compile(chunks.slice(0, -1)),
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witness: a.witness || []
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}
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})
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witness: a.witness || [],
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};
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});
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// output dependents
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lazy.prop(o, 'address', function () {
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if (!o.hash) return
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lazy.prop(o, 'address', function() {
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if (!o.hash) return;
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const payload = Buffer.allocUnsafe(21)
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payload.writeUInt8(o.network!.scriptHash, 0)
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o.hash.copy(payload, 1)
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return bs58check.encode(payload)
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})
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lazy.prop(o, 'hash', function () {
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const payload = Buffer.allocUnsafe(21);
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payload.writeUInt8(o.network!.scriptHash, 0);
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o.hash.copy(payload, 1);
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return bs58check.encode(payload);
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});
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lazy.prop(o, 'hash', function() {
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// in order of least effort
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if (a.output) return a.output.slice(2, 22)
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if (a.address) return _address().hash
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if (o.redeem && o.redeem.output) return bcrypto.hash160(o.redeem.output)
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})
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lazy.prop(o, 'output', function () {
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if (!o.hash) return
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return bscript.compile([
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OPS.OP_HASH160,
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o.hash,
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OPS.OP_EQUAL
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])
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})
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if (a.output) return a.output.slice(2, 22);
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if (a.address) return _address().hash;
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if (o.redeem && o.redeem.output) return bcrypto.hash160(o.redeem.output);
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});
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lazy.prop(o, 'output', function() {
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if (!o.hash) return;
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return bscript.compile([OPS.OP_HASH160, o.hash, OPS.OP_EQUAL]);
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});
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// input dependents
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lazy.prop(o, 'redeem', function () {
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if (!a.input) return
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return _redeem()
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})
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lazy.prop(o, 'input', function () {
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if (!a.redeem || !a.redeem.input || !a.redeem.output) return
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return bscript.compile((<Array<Buffer | number>>[]).concat(
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<Array<Buffer | number>>bscript.decompile(a.redeem.input),
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a.redeem.output
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))
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})
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lazy.prop(o, 'witness', function () {
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if (o.redeem && o.redeem.witness) return o.redeem.witness
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if (o.input) return []
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})
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lazy.prop(o, 'redeem', function() {
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if (!a.input) return;
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return _redeem();
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});
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lazy.prop(o, 'input', function() {
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if (!a.redeem || !a.redeem.input || !a.redeem.output) return;
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return bscript.compile(
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(<Array<Buffer | number>>[]).concat(
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<Array<Buffer | number>>bscript.decompile(a.redeem.input),
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a.redeem.output,
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),
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);
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});
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lazy.prop(o, 'witness', function() {
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if (o.redeem && o.redeem.witness) return o.redeem.witness;
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if (o.input) return [];
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});
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if (opts.validate) {
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let hash: Buffer = Buffer.from([])
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let hash: Buffer = Buffer.from([]);
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if (a.address) {
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if (_address().version !== network.scriptHash) throw new TypeError('Invalid version or Network mismatch')
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if (_address().hash.length !== 20) throw new TypeError('Invalid address')
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hash = _address().hash
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if (_address().version !== network.scriptHash)
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throw new TypeError('Invalid version or Network mismatch');
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if (_address().hash.length !== 20) throw new TypeError('Invalid address');
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hash = _address().hash;
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}
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if (a.hash) {
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if (hash.length > 0 && !hash.equals(a.hash)) throw new TypeError('Hash mismatch')
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else hash = a.hash
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if (hash.length > 0 && !hash.equals(a.hash))
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throw new TypeError('Hash mismatch');
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else hash = a.hash;
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}
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if (a.output) {
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@ -129,64 +129,79 @@ export function p2sh (a: Payment, opts?: PaymentOpts): Payment {
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a.output.length !== 23 ||
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a.output[0] !== OPS.OP_HASH160 ||
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a.output[1] !== 0x14 ||
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a.output[22] !== OPS.OP_EQUAL) throw new TypeError('Output is invalid')
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a.output[22] !== OPS.OP_EQUAL
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)
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throw new TypeError('Output is invalid');
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const hash2 = a.output.slice(2, 22)
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if (hash.length > 0 && !hash.equals(hash2)) throw new TypeError('Hash mismatch')
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else hash = hash2
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const hash2 = a.output.slice(2, 22);
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if (hash.length > 0 && !hash.equals(hash2))
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throw new TypeError('Hash mismatch');
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else hash = hash2;
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}
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// inlined to prevent 'no-inner-declarations' failing
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const checkRedeem = function (redeem: Payment): void {
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const checkRedeem = function(redeem: Payment): void {
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// is the redeem output empty/invalid?
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if (redeem.output) {
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const decompile = bscript.decompile(redeem.output)
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if (!decompile || decompile.length < 1) throw new TypeError('Redeem.output too short')
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const decompile = bscript.decompile(redeem.output);
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if (!decompile || decompile.length < 1)
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throw new TypeError('Redeem.output too short');
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// match hash against other sources
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const hash2 = bcrypto.hash160(redeem.output)
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if (hash.length > 0 && !hash.equals(hash2)) throw new TypeError('Hash mismatch')
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else hash = hash2
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const hash2 = bcrypto.hash160(redeem.output);
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if (hash.length > 0 && !hash.equals(hash2))
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throw new TypeError('Hash mismatch');
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else hash = hash2;
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}
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if (redeem.input) {
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const hasInput = redeem.input.length > 0
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const hasWitness = redeem.witness && redeem.witness.length > 0
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if (!hasInput && !hasWitness) throw new TypeError('Empty input')
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if (hasInput && hasWitness) throw new TypeError('Input and witness provided')
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const hasInput = redeem.input.length > 0;
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const hasWitness = redeem.witness && redeem.witness.length > 0;
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if (!hasInput && !hasWitness) throw new TypeError('Empty input');
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if (hasInput && hasWitness)
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throw new TypeError('Input and witness provided');
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if (hasInput) {
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const richunks = <Array<Buffer | number>>bscript.decompile(redeem.input)
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if (!bscript.isPushOnly(richunks)) throw new TypeError('Non push-only scriptSig')
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const richunks = <Array<Buffer | number>>(
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bscript.decompile(redeem.input)
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);
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if (!bscript.isPushOnly(richunks))
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throw new TypeError('Non push-only scriptSig');
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}
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}
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}
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};
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if (a.input) {
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const chunks = _chunks()
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if (!chunks || chunks.length < 1) throw new TypeError('Input too short')
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if (!Buffer.isBuffer(_redeem().output)) throw new TypeError('Input is invalid')
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const chunks = _chunks();
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if (!chunks || chunks.length < 1) throw new TypeError('Input too short');
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if (!Buffer.isBuffer(_redeem().output))
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throw new TypeError('Input is invalid');
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checkRedeem(_redeem())
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checkRedeem(_redeem());
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}
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if (a.redeem) {
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if (a.redeem.network && a.redeem.network !== network) throw new TypeError('Network mismatch')
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if (a.redeem.network && a.redeem.network !== network)
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throw new TypeError('Network mismatch');
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if (a.input) {
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const redeem = _redeem()
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if (a.redeem.output && !a.redeem.output.equals(redeem.output!)) throw new TypeError('Redeem.output mismatch')
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if (a.redeem.input && !a.redeem.input.equals(redeem.input!)) throw new TypeError('Redeem.input mismatch')
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const redeem = _redeem();
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if (a.redeem.output && !a.redeem.output.equals(redeem.output!))
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throw new TypeError('Redeem.output mismatch');
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if (a.redeem.input && !a.redeem.input.equals(redeem.input!))
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throw new TypeError('Redeem.input mismatch');
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}
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checkRedeem(a.redeem)
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checkRedeem(a.redeem);
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}
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if (a.witness) {
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if (
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a.redeem &&
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a.redeem.witness &&
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!stacksEqual(a.redeem.witness, a.witness)) throw new TypeError('Witness and redeem.witness mismatch')
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!stacksEqual(a.redeem.witness, a.witness)
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)
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throw new TypeError('Witness and redeem.witness mismatch');
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}
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}
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return Object.assign(o, a)
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return Object.assign(o, a);
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}
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