flatMap

flatMap<Input, Output>(
    mapper: Object,
    name?: string,
    mapFailure?: Object,
): Object

import { x } from 'unhoax'
import pipe from 'just-pipe' // or elsewhere

const numberFromString = pipe(
  x.string,
  x.map(Number),
  x.flatMap(x.number.parse),
)
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import { x } from 'unhoax'

const mapNumberFromString = x.flatMap((value: string) => x.number.parse(Number(value)))
const numberFromString = mapNumberFromString(string)

numberFromString.parse('12') // { success: true, value: 12 }
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