lightning/test/typescript/get_block_header.test-d.ts

Lightning Network client library

import {expectError, expectType} from 'tsd';
import {getBlockHeader, GetBlockHeaderResult} from '../../lnd_methods';
import {AuthenticatedLnd} from '../../lnd_grpc';

const lnd = {} as AuthenticatedLnd;
const height = 0;
const id = 'id';

expectError(getBlockHeader());
expectError(getBlockHeader({}));
expectError(getBlockHeader({lnd}));
expectError(getBlockHeader({height, id}));

expectType<GetBlockHeaderResult>(await getBlockHeader({lnd, height}));
expectType<GetBlockHeaderResult>(await getBlockHeader({lnd, id}));

expectType<void>(
  getBlockHeader({lnd, height}, (error, result) => {
    expectType<GetBlockHeaderResult>(result);
  })
);
expectType<void>(
  getBlockHeader({lnd, id}, (error, result) => {
    expectType<GetBlockHeaderResult>(result);
  })
);