js-stellar-base/src/operations/bump_sequence.js

  1. import { Hyper } from '@stellar/js-xdr';
  2. import BigNumber from 'bignumber.js';
  3. import xdr from '../xdr';
  5. /**
  6.  * This operation bumps sequence number.
  7.  * @function
  8.  * @alias Operation.bumpSequence
  9.  * @param {object} opts Options object
  10.  * @param {string} opts.bumpTo - Sequence number to bump to.
  11.  * @param {string} [opts.source] - The optional source account.
  12.  * @returns {xdr.BumpSequenceOp} Operation
  13.  */
  14. export function bumpSequence(opts) {
  15.   const attributes = {};
  17.   if (typeof opts.bumpTo !== 'string') {
  18.     throw new Error('bumpTo must be a string');
  19.   }
  21.   try {
  22.     // eslint-disable-next-line no-new
  23.     new BigNumber(opts.bumpTo);
  24.   } catch (e) {
  25.     throw new Error('bumpTo must be a stringified number');
  26.   }
  28.   attributes.bumpTo = Hyper.fromString(opts.bumpTo);
  30.   const bumpSequenceOp = new xdr.BumpSequenceOp(attributes);
  32.   const opAttributes = {};
  33.   opAttributes.body = xdr.OperationBody.bumpSequence(bumpSequenceOp);
  34.   this.setSourceAccount(opAttributes, opts);
  36.   return new xdr.Operation(opAttributes);
  37. }