@gocodingnow/rn-native-base-boilerplate/template/libs/react-native-action-sheet/utils.ts

React Native + Native Base Boilerplate

export function isset(prop) {
  return typeof prop !== 'undefined'
}

export function merge(target, source) {
  Object.keys(source).forEach(key => {
    if (Object.prototype.toString.call(source).slice(8, -1) === 'Object') {
      target[key] = merge(target[key] || {}, source[key])
    } else {
      target[key] = source[key]
    }
  })
  return target
}