function eqByimport { eqBy } from "https://deno.land/x/rambda@v9.1.0/immutable.d.ts"; eqBy<T>(fn: (a: T) => unknown,a: T,b: T,): booleaneqBy<T>(fn: (a: T) => unknown, a: T): (b: T) => booleaneqBy<T>(fn: (a: T) => unknown): { (a: T, b: T): boolean; (a: T): (b: T) => boolean; }Type ParametersTParametersfn: (a: T) => unknowna: Tb: TReturnsbooleanType ParametersTParametersfn: (a: T) => unknowna: TReturns(b: T) => booleanType ParametersTParametersfn: (a: T) => unknownReturns{ (a: T, b: T): boolean; (a: T): (b: T) => boolean; }