ramda从基对象重塑对象结构

const { prop, path } = R

const baseObject = {
  id: 1,
  name: 'object-one',
  info: {
   items: [
      { name: 'item-one', url: '/images/item-one.jpg' },
    ]
  },
}

const newObj = {
  id: prop('id', baseObject),
  name: prop('name', baseObject),
  // image is a new prop not found on the base object
  image: path(['info', 'items', 0, 'url'], baseObject),
}

console.log(newObj)

<script src="https://cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>
<script src="https://codepen.io/synthet1c/pen/KyQQmL.js"></script>

const { prop, path, toUpper, map, compose } = R

const baseObject = {
  id: 1,
  name: 'object-one',
  info: {
   items: [
      { name: 'item-one', url: '/images/item-one.jpg' },
    ]
  },
}
// createObjectFromSpec :: { k: f(a) } -> a -> { k: b }
const createObjectFromSpec = spec => baseObj => R.map(f => f(baseObj), spec);
const createObjectTypeOne = createObjectFromSpec({
  id: prop('id'),
  name: prop('name'),
  // image is a new prop not found on the base object
  image: path(['info', 'items', 0, 'url']),
})

const createObjectTypeTwo = createObjectFromSpec({
  id: prop('id'),
  name: prop('name'),
  // image is a new prop not found on the base object
  itemName: path(['info', 'items', 0, 'name']),
})

console.log(
  createObjectTypeOne(baseObject)
)

console.log(
  createObjectTypeTwo(baseObject)
)

<script src=“https://cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js”></script>
<script src=“https://codepen.io/synthet1c/pen/KyQQmL.js”></脚本>