javascript Ramda` then`示例

Posted 2021-05-03

console.clear()

const upperAsync = (x) => Promise.resolve(toUpper(x))
const splitChars = split('')

const handleResponse = curry((tag, promise) => 
pipe(
  then((data) => {
    console.log(`${tag}-SUCCESS: ${data}`)
    return data
  }),
  otherwise((err) => {
    console.log(`${tag}-ERROR: ${err.message}`)
  })
)(promise)
)

pipe(
  upperAsync,
  then(splitChars),
  // then(() => { throw new Error('Im upset about my liiiiiifffeee') }),
  then(map(toLower)),
  then(join('-')),
  handleResponse('OurPipe'),
)('something')