A micro minimalist template to publish TypeScript packages with `microbundle`
npm install zustand-middleware-computedzustand-middleware-computed: A Zustand middleware for adding computed state
- Computed state will only be recalculated when the properties they depend on are updated.
- Computed state support referencing other computed state (in accordance with some rule).
``bash`
yarn add zustand-middleware-computed
`typescript
import create from 'zustand'
import computed from 'zustand-middleware-computed'
interface ComputedState {
threeBears: number;
threeCats: number;
animalsCount:number;
}
const useBearStore = create(
computed
(set) => ({
bears: 0,
cats: 0,
addOneBear: () => set(state => ({ bears: state.bears + 1 })),
addOneCat: () => set(state => ({ cats: state.cats + 1 })),
})),
{
threeBears: (state) => {
console.log('threeBears recomputed');
return state.bears * 3 + 1
},
threeCats: (state) => {
console.log('threeCats recomputed');
return state.cats * 3
},
}
));
``