Port of _.invert? #17

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1. devinrhode2 commented on May 8, 2023

   

   devinrhode2

   on May 8, 2023

   Last edited by devinrhode2

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   import { objectEntries, objectFromEntries } from 'ts-extras';
   
   /**
    * Creates an object composed of the inverted keys and values of `object`.
    *
    * Return type copied from https://stackoverflow.com/a/56416192
    */
   export const invertObject = <
     TObject extends Record<string, string>,
   >(
     object: TObject,
   ): {
     [P in keyof TObject as TObject[P]]: P;
   } => {
     return objectFromEntries(
       objectEntries(object).map(([key, value]) => [value, key]),
     ) as unknown as {
       [P in keyof TObject as TObject[P]]: P;
     };
   };