JSBI

import { JSBI } from "@pollum-io/pegasys-sdk";
// import JSBI from 'jsbi'

The default export from jsbi.

BigintIsh

import { BigintIsh } from "@pollum-io/pegasys-sdk";
// type BigintIsh = JSBI | bigint | string

A union type comprised of all types that can be cast to a JSBI instance.

ChainId

import { ChainId } from "@pollum-io/pegasys-sdk";
// enum ChainId {
//   MAINNET = 1,
//   ROPSTEN = 3,
//   RINKEBY = 4,
//   GÖRLI = 5,
//   KOVAN = 42
// }

A enum denominating supported chain IDs.

TradeType

import { TradeType } from"@pollum-io/pegasys-sdk";
// enum TradeType {
//   EXACT_INPUT,
//   EXACT_OUTPUT
// }

A enum denominating supported trade types.

Rounding

import { Rounding } from"@pollum-io/pegasys-sdk";
// enum Rounding {
//   ROUND_DOWN,
//   ROUND_HALF_UP,
//   ROUND_UP
// }

A enum denominating supported rounding options.

FACTORY_ADDRESS

import { FACTORY_ADDRESS } from "@pollum-io/pegasys-sdk";

The [factory address](/reference/smart-contracts/01-factory#code).

# INIT_CODE_HASH

```typescript
import { INIT_CODE_HASH } from "@pollum-io/pegasys-sdk";

See Pair Addresses.

MINIMUM_LIQUIDITY

import { MINIMUM_LIQUIDITY } from "@pollum-io/pegasys-sdk";

See Minimum Liquidity.

InsufficientReservesError

import { InsufficientReservesError } from "@pollum-io/pegasys-sdk";

InsufficientInputAmountError

import { InsufficientInputAmountError } from "@pollum-io/pegasys-sdk";

WSYS

import { WSYS } from "@pollum-io/pegasys-sdk";

An object whose values are WSYS Token instances, indexed by ChainId.