fml.ts

interface ILocation {
  cc: string
  admin1: string
  admin2: string
}

const location: Option<Partial<ILocation>> = some({cc: 'BR', admin1: 'SC'})
const first = 100
const offset = 10

const params = [
  first,
  offset,
  ...location
    .map(l => [l.cc, l.admin1, l.admin2].filter(v => v !== undefined)
    .getOrElse([]),
]

// o tipo de params eh (number | string | undefined)[]
// pra mim deveria ser (number | string)[]