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const obj = {
  'a': (a: string, b: number): string => `${a}: ${b}`,
  'b': (b: number): string => `${b}`,
  'c': (): number => 42,
}

const getFn = <K extends keyof typeof obj>(key: K, ...params: Parameters<typeof obj[K]>) => {
  return (obj[key] as (...args: Parameters<typeof obj[K]>) => ReturnType<typeof obj[K]>)(...params)
}

nielk

const obj = {
  'a': (a: string, b: number): string => `${a}: ${b}`,
  'b': (b: number): string => `${b}`,
  'c': (): string => 'c',
}

const getFn = <K extends keyof typeof obj>(key: K) => {
  return obj[key]
}

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export type User = {
  name: string,
  shortName: string,
  fullName: string,
  role: string,
  lineNames: ReadonlyArray<string>
}

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import * as React from 'react'
import { Middleware } from 'redux'

// https://github.com/shiningjason/react-enhanced-reducer-hook

function compose(...fns: any): any {
  if (fns.length === 0) {
    return (arg: any) => arg
  }
  if (fns.length === 1) {

nielk

function get<T,
    K0 extends keyof T,
    K1 extends keyof T[K0],
    K2 extends keyof T[K0][K1],
    K3 extends keyof T[K0][K1][K2],
    K4 extends keyof T[K0][K1][K2][K3],
    K5 extends keyof T[K0][K1][K2][K3][K4]>
    (obj: T, k0: K0, k1?: K1, k2?: K2, k3?: K3, k4?: K4, k5?: K5) {
  return Array.from(arguments).slice(1).reduce((prefix, val) => (prefix && prefix[val]) ? prefix[val] : null, obj)
}

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test

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Description

Related PRs

Quality checklist

Code

• Tests has been added to cover my changes.
• All new and existing tests passed (npm run test).

nielk

compare -dissimilarity-threshold 1 -fuzz '10%' -metric RMSE 2.png 3.png lol.png

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{
  "name": "lorem-ipsum",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "build": "npm run js:watch & npm run less:watch & npm run jade:watch",
    "jade:watch": "jade -w ./src/*.jade -o ./dist",
    "less:watch": "pleeease-watch",
    "js:watch": "babel ./src/index.js --watch --out-file ./dist/main.js",

nielk

function t(s, d) {
  for (var p in d)
    s = s.replace(new RegExp('{' + p + '}', 'g'), d[p]);
  return s;
}