function groupArrayItemsimport { groupArrayItems } from "https://deno.land/x/resin@v0.1.6/src/helpers.ts"; groupArrayItems<T>(items: T[], keyFn: (value: T) => string): Record<string, T[]>Type ParametersTParametersitems: T[]keyFn: (value: T) => stringReturnsRecord<string, T[]>