How to use the @0xcert/ethereum-utils.bigNumberify function in @0xcert/ethereum-utils

To help you get started, we’ve selected a few @0xcert/ethereum-utils examples, based on popular ways it is used in public projects.

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github 0xcert / framework / packages / 0xcert-ethereum-asset-ledger / src / core / ledger.ts View on Github external
public async grantAbilities(accountId: string | OrderGatewayBase, abilities: AssetLedgerAbility[]): Promise {
    if (typeof accountId !== 'string') {
      accountId = await (accountId as any).getProxyAccountId(0); // OrderGatewayProxy.XCERT_CREATE
    }

    accountId = this._provider.encoder.normalizeAddress(accountId as string);

    let bitAbilities = bigNumberify(0);
    abilities.forEach((ability) => {
      bitAbilities = bitAbilities.add(ability);
    });

    return grantAbilities(this, accountId, bitAbilities);
  }
github 0xcert / framework / packages / 0xcert-ethereum-deploy-gateway / src / lib / deploy.ts View on Github external
export function getValue(value: string) {
  return leftPad(bigNumberify(value).toHexString(), 64, '0', true);
}
github 0xcert / framework / packages / 0xcert-ethereum-gateway / src / lib / actions-order.ts View on Github external
if (action.kind == ActionsOrderActionKind.CREATE_ASSET) {
    params = rightPad(`0x${action['assetImprint']}`, 64);
    params += leftPad(bigNumberify(action['assetId']).toHexString(), 64, '0', false);
    params += action['receiverId'].substr(2);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  } else if (action.kind == ActionsOrderActionKind.SET_ABILITIES) {
    const bitAbilities = getBitfieldFromAbilities(action.abilities);
    params =  leftPad(bitAbilities, 64, '0', true);
    params += action['receiverId'].substr(2);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  } else if (action.kind == ActionsOrderActionKind.TRANSFER_ASSET) {
    params = leftPad(bigNumberify(action['assetId']).toHexString(), 64, '0', true);
    params += action['receiverId'].substr(2);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  } else if (action.kind == ActionsOrderActionKind.TRANSFER_VALUE) {
    params = leftPad(bigNumberify(action['value']).toHexString(), 64, '0', true);
    params += action['receiverId'].substr(2);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  } else if (action.kind == ActionsOrderActionKind.UPDATE_ASSET_IMPRINT) {
    params = rightPad(`0x${action['assetImprint']}`, 64);
    params += leftPad(bigNumberify(action['assetId']).toHexString(), 64, '0', false);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  } else if (action.kind == ActionsOrderActionKind.DESTROY_ASSET) {
    params = leftPad(bigNumberify(action['assetId']).toHexString(), 64, '0', true);
    params += leftPad(bigNumberify(signerIndex).toHexString(), 2, '0', false);
  }
  return params;
}
github 0xcert / framework / packages / 0xcert-ethereum-value-ledger / src / core / ledger.ts View on Github external
public async approveValue(value: string, accountId: string): Promise {
    accountId = this._provider.encoder.normalizeAddress(accountId as string);

    const approvedValue = await this.getApprovedValue(this.provider.accountId, accountId);
    if (!bigNumberify(value).isZero() && !bigNumberify(approvedValue).isZero()) {
      throw new ProviderError(ProviderIssue.ERC20_APPROVAL_RACE_CONDITION);
    }

    return approveAccount(this, accountId, value);
  }
github 0xcert / framework / packages / 0xcert-ethereum-gateway / src / lib / value-ledger-deploy-order.ts View on Github external
export function getValue(value: string) {
  return leftPad(bigNumberify(value).toHexString(), 64, '0', true);
}
github 0xcert / framework / packages / 0xcert-ethereum-gateway / src / lib / value-ledger-deploy-order.ts View on Github external
export function createOrderHash(gateway: Gateway, order: ValueLedgerDeployOrder) {
  const tokenData = keccak256(
    hexToBytes([
      '0x',
      stringToHex(order.valueLedgerData.name),
      stringToHex(order.valueLedgerData.symbol),
      getValue(order.valueLedgerData.supply).substr(2),
      leftPad(bigNumberify(order.valueLedgerData.decimals).toHexString(), 2, '0', false),
      order.valueLedgerData.ownerId.substr(2),
    ].join('')),
  );

  const transferData = keccak256(
    hexToBytes([
      '0x',
      order.tokenTransferData.ledgerId.substr(2),
      order.tokenTransferData.receiverId.substr(2),
      getValue(order.tokenTransferData.value).substr(2),
    ].join('')),
  );

  return keccak256(
    hexToBytes([
      '0x',
github 0xcert / framework / packages / 0xcert-ethereum-gateway / src / lib / asset-ledger-deploy-order.ts View on Github external
export function getValue(value: string) {
  return leftPad(bigNumberify(value).toHexString(), 64, '0', true);
}

@0xcert/ethereum-utils

General Ethereum utility module with helper functions for the Ethereum blockchain.

MIT
Latest version published 4 years ago

Package Health Score

48 / 100
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