| import { DependencyList, EffectCallback, useEffect, useRef } from 'react'; | |
| const isPrimitive = (val: any) => val !== Object(val); | |
| type DepsEqualFnType<TDeps extends DependencyList> = (prevDeps: TDeps, nextDeps: TDeps) => boolean; | |
| const useCustomCompareEffect = <TDeps extends DependencyList>( | |
| effect: EffectCallback, | |
| deps: TDeps, | |
| depsEqual: DepsEqualFnType<TDeps> | |
| ) => { | |
| if (process.env.NODE_ENV !== 'production') { | |
| if (!(deps instanceof Array) || !deps.length) { | |
| console.warn( | |
| '`useCustomCompareEffect` should not be used with no dependencies. Use React.useEffect instead.' | |
| ); | |
| } | |
| if (deps.every(isPrimitive)) { | |
| console.warn( | |
| '`useCustomCompareEffect` should not be used with dependencies that are all primitive values. Use React.useEffect instead.' | |
| ); | |
| } | |
| if (typeof depsEqual !== 'function') { | |
| console.warn( | |
| '`useCustomCompareEffect` should be used with depsEqual callback for comparing deps list' | |
| ); | |
| } | |
| } | |
| const ref = useRef<TDeps | undefined>(undefined); | |
| if (!ref.current || !depsEqual(deps, ref.current)) { | |
| ref.current = deps; | |
| } | |
| useEffect(effect, ref.current); | |
| }; | |
| export default useCustomCompareEffect; | |