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TypeScript typeforce.arrayOf函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了TypeScript中typeforce.arrayOf函数的典型用法代码示例。如果您正苦于以下问题：TypeScript arrayOf函数的具体用法？TypeScript arrayOf怎么用？TypeScript arrayOf使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了arrayOf函数的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的TypeScript代码示例。

示例1: p2data

export function p2data(a: Payment, opts?: PaymentOpts): Payment {
  if (!a.data && !a.output) throw new TypeError('Not enough data');
  opts = Object.assign({ validate: true }, opts || {});

  typef(
    {
      network: typef.maybe(typef.Object),
      output: typef.maybe(typef.Buffer),
      data: typef.maybe(typef.arrayOf(typef.Buffer)),
    },
    a,
  );

  const network = a.network || BITCOIN_NETWORK;
  const o = { network } as Payment;

  lazy.prop(o, 'output', () => {
    if (!a.data) return;
    return bscript.compile(([OPS.OP_RETURN] as Stack).concat(a.data));
  });
  lazy.prop(o, 'data', () => {
    if (!a.output) return;
    return bscript.decompile(a.output)!.slice(1);
  });

  // extended validation
  if (opts.validate) {
    if (a.output) {
      const chunks = bscript.decompile(a.output);
      if (chunks![0] !== OPS.OP_RETURN)
        throw new TypeError('Output is invalid');
      if (!chunks!.slice(1).every(typef.Buffer))
        throw new TypeError('Output is invalid');

      if (a.data && !stacksEqual(a.data, o.data as Buffer[]))
        throw new TypeError('Data mismatch');
    }
  }

  return Object.assign(o, a);
}
开发者ID:bitcoinjs，项目名称:bitcoinjs-lib，代码行数:41，代码来源:embed.ts


示例2: p2ms

export function p2ms(a: Payment, opts?: PaymentOpts): Payment {
  if (
    !a.input &&
    !a.output &&
    !(a.pubkeys && a.m !== undefined) &&
    !a.signatures
  )
    throw new TypeError('Not enough data');
  opts = Object.assign({ validate: true }, opts || {});

  function isAcceptableSignature(x: Buffer | number): boolean {
    return (
      bscript.isCanonicalScriptSignature(x as Buffer) ||
      (opts!.allowIncomplete && (x as number) === OPS.OP_0) !== undefined
    );
  }

  typef(
    {
      network: typef.maybe(typef.Object),
      m: typef.maybe(typef.Number),
      n: typef.maybe(typef.Number),
      output: typef.maybe(typef.Buffer),
      pubkeys: typef.maybe(typef.arrayOf(ecc.isPoint)),

      signatures: typef.maybe(typef.arrayOf(isAcceptableSignature)),
      input: typef.maybe(typef.Buffer),
    },
    a,
  );

  const network = a.network || BITCOIN_NETWORK;
  const o: Payment = { network };

  let chunks: Stack = [];
  let decoded = false;
  function decode(output: Buffer | Stack): void {
    if (decoded) return;
    decoded = true;
    chunks = bscript.decompile(output) as Stack;
    o.m = (chunks[0] as number) - OP_INT_BASE;
    o.n = (chunks[chunks.length - 2] as number) - OP_INT_BASE;
    o.pubkeys = chunks.slice(1, -2) as Buffer[];
  }

  lazy.prop(o, 'output', () => {
    if (!a.m) return;
    if (!o.n) return;
    if (!a.pubkeys) return;
    return bscript.compile(
      ([] as Stack).concat(
        OP_INT_BASE + a.m,
        a.pubkeys,
        OP_INT_BASE + o.n,
        OPS.OP_CHECKMULTISIG,
      ),
    );
  });
  lazy.prop(o, 'm', () => {
    if (!o.output) return;
    decode(o.output);
    return o.m;
  });
  lazy.prop(o, 'n', () => {
    if (!o.pubkeys) return;
    return o.pubkeys.length;
  });
  lazy.prop(o, 'pubkeys', () => {
    if (!a.output) return;
    decode(a.output);
    return o.pubkeys;
  });
  lazy.prop(o, 'signatures', () => {
    if (!a.input) return;
    return bscript.decompile(a.input)!.slice(1);
  });
  lazy.prop(o, 'input', () => {
    if (!a.signatures) return;
    return bscript.compile(([OPS.OP_0] as Stack).concat(a.signatures));
  });
  lazy.prop(o, 'witness', () => {
    if (!o.input) return;
    return [];
  });

  // extended validation
  if (opts.validate) {
    if (a.output) {
      decode(a.output);
      if (!typef.Number(chunks[0])) throw new TypeError('Output is invalid');
      if (!typef.Number(chunks[chunks.length - 2]))
        throw new TypeError('Output is invalid');
      if (chunks[chunks.length - 1] !== OPS.OP_CHECKMULTISIG)
        throw new TypeError('Output is invalid');

      if (o.m! <= 0 || o.n! > 16 || o.m! > o.n! || o.n !== chunks.length - 3)
        throw new TypeError('Output is invalid');
      if (!o.pubkeys!.every(x => ecc.isPoint(x)))
        throw new TypeError('Output is invalid');

//.........这里部分代码省略.........
开发者ID:bitcoinjs，项目名称:bitcoinjs-lib，代码行数:101，代码来源:p2ms.ts


示例3: p2sh

export function p2sh(a: Payment, opts?: PaymentOpts): Payment {
  if (!a.address && !a.hash && !a.output && !a.redeem && !a.input)
    throw new TypeError('Not enough data');
  opts = Object.assign({ validate: true }, opts || {});

  typef(
    {
      network: typef.maybe(typef.Object),

      address: typef.maybe(typef.String),
      hash: typef.maybe(typef.BufferN(20)),
      output: typef.maybe(typef.BufferN(23)),

      redeem: typef.maybe({
        network: typef.maybe(typef.Object),
        output: typef.maybe(typef.Buffer),
        input: typef.maybe(typef.Buffer),
        witness: typef.maybe(typef.arrayOf(typef.Buffer)),
      }),
      input: typef.maybe(typef.Buffer),
      witness: typef.maybe(typef.arrayOf(typef.Buffer)),
    },
    a,
  );

  let network = a.network;
  if (!network) {
    network = (a.redeem && a.redeem.network) || BITCOIN_NETWORK;
  }

  const o: Payment = { network };

  const _address = lazy.value(() => {
    const payload = bs58check.decode(a.address);
    const version = payload.readUInt8(0);
    const hash = payload.slice(1);
    return { version, hash };
  });
  const _chunks = lazy.value(() => {
    return bscript.decompile(a.input!);
  }) as StackFunction;
  const _redeem = lazy.value(
    (): Payment => {
      const chunks = _chunks();
      return {
        network,
        output: chunks[chunks.length - 1] as Buffer,
        input: bscript.compile(chunks.slice(0, -1)),
        witness: a.witness || [],
      };
    },
  ) as PaymentFunction;

  // output dependents
  lazy.prop(o, 'address', () => {
    if (!o.hash) return;

    const payload = Buffer.allocUnsafe(21);
    payload.writeUInt8(o.network!.scriptHash, 0);
    o.hash.copy(payload, 1);
    return bs58check.encode(payload);
  });
  lazy.prop(o, 'hash', () => {
    // in order of least effort
    if (a.output) return a.output.slice(2, 22);
    if (a.address) return _address().hash;
    if (o.redeem && o.redeem.output) return bcrypto.hash160(o.redeem.output);
  });
  lazy.prop(o, 'output', () => {
    if (!o.hash) return;
    return bscript.compile([OPS.OP_HASH160, o.hash, OPS.OP_EQUAL]);
  });

  // input dependents
  lazy.prop(o, 'redeem', () => {
    if (!a.input) return;
    return _redeem();
  });
  lazy.prop(o, 'input', () => {
    if (!a.redeem || !a.redeem.input || !a.redeem.output) return;
    return bscript.compile(
      ([] as Stack).concat(
        bscript.decompile(a.redeem.input) as Stack,
        a.redeem.output,
      ),
    );
  });
  lazy.prop(o, 'witness', () => {
    if (o.redeem && o.redeem.witness) return o.redeem.witness;
    if (o.input) return [];
  });

  if (opts.validate) {
    let hash: Buffer = Buffer.from([]);
    if (a.address) {
      if (_address().version !== network.scriptHash)
        throw new TypeError('Invalid version or Network mismatch');
      if (_address().hash.length !== 20) throw new TypeError('Invalid address');
      hash = _address().hash;
    }
//.........这里部分代码省略.........
开发者ID:bitcoinjs，项目名称:bitcoinjs-lib，代码行数:101，代码来源:p2sh.ts


示例4: p2wsh

export function p2wsh(a: Payment, opts?: PaymentOpts): Payment {
  if (!a.address && !a.hash && !a.output && !a.redeem && !a.witness)
    throw new TypeError('Not enough data');
  opts = Object.assign({ validate: true }, opts || {});

  typef(
    {
      network: typef.maybe(typef.Object),

      address: typef.maybe(typef.String),
      hash: typef.maybe(typef.BufferN(32)),
      output: typef.maybe(typef.BufferN(34)),

      redeem: typef.maybe({
        input: typef.maybe(typef.Buffer),
        network: typef.maybe(typef.Object),
        output: typef.maybe(typef.Buffer),
        witness: typef.maybe(typef.arrayOf(typef.Buffer)),
      }),
      input: typef.maybe(typef.BufferN(0)),
      witness: typef.maybe(typef.arrayOf(typef.Buffer)),
    },
    a,
  );

  const _address = lazy.value(() => {
    const result = bech32.decode(a.address);
    const version = result.words.shift();
    const data = bech32.fromWords(result.words);
    return {
      version,
      prefix: result.prefix,
      data: Buffer.from(data),
    };
  });
  const _rchunks = lazy.value(() => {
    return bscript.decompile(a.redeem!.input!);
  }) as StackFunction;

  let network = a.network;
  if (!network) {
    network = (a.redeem && a.redeem.network) || BITCOIN_NETWORK;
  }

  const o: Payment = { network };

  lazy.prop(o, 'address', () => {
    if (!o.hash) return;
    const words = bech32.toWords(o.hash);
    words.unshift(0x00);
    return bech32.encode(network!.bech32, words);
  });
  lazy.prop(o, 'hash', () => {
    if (a.output) return a.output.slice(2);
    if (a.address) return _address().data;
    if (o.redeem && o.redeem.output) return bcrypto.sha256(o.redeem.output);
  });
  lazy.prop(o, 'output', () => {
    if (!o.hash) return;
    return bscript.compile([OPS.OP_0, o.hash]);
  });
  lazy.prop(o, 'redeem', () => {
    if (!a.witness) return;
    return {
      output: a.witness[a.witness.length - 1],
      input: EMPTY_BUFFER,
      witness: a.witness.slice(0, -1),
    };
  });
  lazy.prop(o, 'input', () => {
    if (!o.witness) return;
    return EMPTY_BUFFER;
  });
  lazy.prop(o, 'witness', () => {
    // transform redeem input to witness stack?
    if (
      a.redeem &&
      a.redeem.input &&
      a.redeem.input.length > 0 &&
      a.redeem.output &&
      a.redeem.output.length > 0
    ) {
      const stack = bscript.toStack(_rchunks());

      // assign, and blank the existing input
      o.redeem = Object.assign({ witness: stack }, a.redeem);
      o.redeem.input = EMPTY_BUFFER;
      return ([] as Buffer[]).concat(stack, a.redeem.output);
    }

    if (!a.redeem) return;
    if (!a.redeem.output) return;
    if (!a.redeem.witness) return;
    return ([] as Buffer[]).concat(a.redeem.witness, a.redeem.output);
  });

  // extended validation
  if (opts.validate) {
    let hash: Buffer = Buffer.from([]);
    if (a.address) {
//.........这里部分代码省略.........
开发者ID:bitcoinjs，项目名称:bitcoinjs-lib，代码行数:101，代码来源:p2wsh.ts


示例5: p2wpkh

export function p2wpkh(a: Payment, opts?: PaymentOpts): Payment {
  if (!a.address && !a.hash && !a.output && !a.pubkey && !a.witness)
    throw new TypeError('Not enough data');
  opts = Object.assign({ validate: true }, opts || {});

  typef(
    {
      address: typef.maybe(typef.String),
      hash: typef.maybe(typef.BufferN(20)),
      input: typef.maybe(typef.BufferN(0)),
      network: typef.maybe(typef.Object),
      output: typef.maybe(typef.BufferN(22)),
      pubkey: typef.maybe(ecc.isPoint),
      signature: typef.maybe(bscript.isCanonicalScriptSignature),
      witness: typef.maybe(typef.arrayOf(typef.Buffer)),
    },
    a,
  );

  const _address = lazy.value(() => {
    const result = bech32.decode(a.address);
    const version = result.words.shift();
    const data = bech32.fromWords(result.words);
    return {
      version,
      prefix: result.prefix,
      data: Buffer.from(data),
    };
  });

  const network = a.network || BITCOIN_NETWORK;
  const o: Payment = { network };

  lazy.prop(o, 'address', () => {
    if (!o.hash) return;

    const words = bech32.toWords(o.hash);
    words.unshift(0x00);
    return bech32.encode(network.bech32, words);
  });
  lazy.prop(o, 'hash', () => {
    if (a.output) return a.output.slice(2, 22);
    if (a.address) return _address().data;
    if (a.pubkey || o.pubkey) return bcrypto.hash160(a.pubkey! || o.pubkey!);
  });
  lazy.prop(o, 'output', () => {
    if (!o.hash) return;
    return bscript.compile([OPS.OP_0, o.hash]);
  });
  lazy.prop(o, 'pubkey', () => {
    if (a.pubkey) return a.pubkey;
    if (!a.witness) return;
    return a.witness[1];
  });
  lazy.prop(o, 'signature', () => {
    if (!a.witness) return;
    return a.witness[0];
  });
  lazy.prop(o, 'input', () => {
    if (!o.witness) return;
    return EMPTY_BUFFER;
  });
  lazy.prop(o, 'witness', () => {
    if (!a.pubkey) return;
    if (!a.signature) return;
    return [a.signature, a.pubkey];
  });

  // extended validation
  if (opts.validate) {
    let hash: Buffer = Buffer.from([]);
    if (a.address) {
      if (network && network.bech32 !== _address().prefix)
        throw new TypeError('Invalid prefix or Network mismatch');
      if (_address().version !== 0x00)
        throw new TypeError('Invalid address version');
      if (_address().data.length !== 20)
        throw new TypeError('Invalid address data');
      hash = _address().data;
    }

    if (a.hash) {
      if (hash.length > 0 && !hash.equals(a.hash))
        throw new TypeError('Hash mismatch');
      else hash = a.hash;
    }

    if (a.output) {
      if (
        a.output.length !== 22 ||
        a.output[0] !== OPS.OP_0 ||
        a.output[1] !== 0x14
      )
        throw new TypeError('Output is invalid');
      if (hash.length > 0 && !hash.equals(a.output.slice(2)))
        throw new TypeError('Hash mismatch');
      else hash = a.output.slice(2);
    }

    if (a.pubkey) {
//.........这里部分代码省略.........
开发者ID:bitcoinjs，项目名称:bitcoinjs-lib，代码行数:101，代码来源:p2wpkh.ts



注：本文中的typeforce.arrayOf函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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