Function only

packages/utils/src/index.ts:565–582

(
  obj: Record<string, any>,
  include: Array<string | RegExp>
)

 * @public
 */
export function only(
  obj: Record<string, any>,
  include: Array<string | RegExp>
): Record<string, any> {
  const clean: Record<string, any> = {}
  const exps = include.filter((n) => n instanceof RegExp) as RegExp[]
  include.forEach((key) => {
    if (!(key instanceof RegExp)) {
      clean[key] = obj[key]
    }
  })
  Object.keys(obj).forEach((key) => {
    if (exps.some((exp) => exp.test(key))) {
      clean[key] = obj[key]
    }
  })
  return clean
}

/**
 * This converts kebab-case to camelCase. It ONLY converts from kebab to camel.