tryggvigy

open Core.Std

let solveCaptcha digits =
  let rec loop ls sum = match ls with
    | hd::[] when (List.hd_exn digits) = hd -> sum + hd
    | hd::sd::tl when hd = sd               -> loop (sd::tl) (sum + hd)
    | hd::tl                                -> loop tl sum
    | _                                     -> sum
  in
  loop digits 0

tryggvigy

Dropdown

The markup

Title

• list
• with
  • nested
  • items

tryggvigy

Note

https://flowtype.org/try is broken since the flow team pushed v0.36.0 three hours ago. 😕 I filed an issue here: facebook/flow#3003 To run any of the below examples, alter the version dropdown in to top right to v0.36.0

countdownToChristmas

Flow can actually infer the parameter and return types of the function: https://flowtype.org/try/#0GYVwdgxgLglg9mABBO4oBM4HcwBU4DCAFgE4wDOUAtgIbkAU6NUApgJSIDeAUIsgpURMAnuQAyLYFEQBeRACYALIgC0Q5i269EMYIkY1REqYgB8iAAwcefPiRZQQJJAAMAJJxHjJUAL7rRRFgAG2DEYjJKWnIAQhdtX25E7hQwQSZWWUQwFixEABENejYAOgBzB0LWYpTUMAxsPEJSCmo6A1ZSqDgAVQAHPpYSAjoWYqA

tryggvigy

// @flow

type Iteratee<T> = Array<string> | {[key: string]: T} | string
// Try and fix this
type Iteratee$Weak<T> = Array<string> | {[key: string]: T} | string | Function
type Collection<T> = Array<T> | {[key: string]: T}

declare module 'lodash' {

  declare var VERSION: string

tryggvigy

// @flow

type Iteratee<T> = Array<string> | {[key: string]: T} | string
// Try and fix this
type Iteratee$Weak<T> = Array<string> | {[key: string]: T} | string | Function
type Collection<T> = Array<T> | {[key: string]: T}

declare module 'lodash' {

  /**