Module function/memoize/one

one

• one<T>(fn: T, isEqual?: (a: any, b: any) => boolean): T

• Memoize function with multiply arguments of any type. Use it when you need to cache lookup only for last result (like reselect).

  example

  const addFlag = obj => ({...obj, flag: true });
  const memoize = memoizeOnce(addFlag));
  memoize(1); // from addFlag call
  memoize(1); // from cache
  memoize(1,2) // from addFlag call,
  memoize(1) // from addFlag call, cache was flashed on previous step
  

  Type parameters

  • T: Function

  Parameters

  • fn: T

  • isEqual: (a: any, b: any) => boolean = equal

    checks equality for two values

    • • (a: any, b: any): boolean

      • Parameters

        • a: any

        • b: any

        Returns boolean

  Returns T