src/ts/utils/utils.ts


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import * as BN from 'bn.js';

export const utils = {
    /**
     * Converts BigNumber instance to BN
     * The only we convert to BN is to remain compatible with `ethABI. soliditySHA3 ` that
     * expects values of Solidity type `uint` to be of type `BN`.
     * We do not use BN anywhere else in the codebase.
     */
    bigNumberToBN(value: BigNumber.BigNumber) {
        return new BN(value.toString(), 10);
    },
};