Considerations for polymorphism and Flexibility in Tree-shakeable APIs with Effect Typescript Li...

import { Wallet } from "my-effect-library";

const instance: Wallet.Wallet = Wallet.createInSomeWay();

yield* Wallet.transfer(instance, token, amount, ...);

import { Wallet } from "my-effect-library";
import { createWalletInOtherWay } from "my-effect-library-extension";

const instance1: Wallet.Wallet = Wallet.createInSomeWay();
const instance2: Wallet.Wallet = createWalletInOtherWay();

yield* Wallet.transfer(instance1, token, amount, ...);
// this won't work since intance1 and intance2 have different shapes
yield* Wallet.transfer(instance2, token, amount, ...);