lpeppe

def fib(n: Int): Int = {
  def go(n: Int, prev: Int, curr: Int): Int = {
    if(n == 0)	prev
    else go(n - 1, curr, prev + curr)
  }
  go(n, 0, 1)
}

fib(5)

lpeppe

def gcd(a: Int, b: Int) =
  if(b == 0) a
  else gcd(b, a%b)

lpeppe

// const prom1 = new Promise((resolve, reject) => {
// 	resolve(2 + 2);
// });
// const prom2 = new Promise((resolve, reject) => {
// 	setTimeout(() => resolve(1 + 1), 2000);
// });

// // prom1.then(console.log);
// Promise.all([prom1, prom2]).then(console.log)

lpeppe

Keybase proof

I hereby claim:

• I am lpeppe on github.
• I am luca_peppe (https://keybase.io/luca_peppe) on keybase.
• I have a public key ASC-ca8kfZMvNK-cxab93IDHZRoFfiHkL-TZzZ-Ei8kmGAo

To claim this, I am signing this object:

lpeppe

{
    "database": "healthy",
    "document_processor": "healthy",
    "payment_system": "unhealthy"
}

lpeppe

defmodule PhxHealthcheck.Healthcheck do
  @callback check_status() :: String.t()
end

lpeppe

defmodule PhxHealthcheck.Healthcheck.Services.Database do
  alias PhxHealthcheck.{Healthcheck, Repo}
  import Ecto.Adapters.SQL

  @behaviour Healthcheck

  def check_status() do
    try do
      query(Repo, "SELECT 1")
    rescue

lpeppe

defmodule PhxHealthcheck.Healthcheck.Worker do
  use GenServer

  @spec start_link(list()) :: GenServer.on_start()
  def start_link([service | _] = args) do
    GenServer.start_link(__MODULE__, args, name: service)
  end

  @impl true
  def init([service, refresh_interval]) do

lpeppe

defmodule PhxHealthcheck.Healthcheck.Supervisor do
  alias PhxHealthcheck.Healthcheck.Worker

  use Supervisor

  def start_link(init_arg) do
    Supervisor.start_link(__MODULE__, init_arg, name: __MODULE__)
  end

  @impl true

lpeppe

config :phx_healthcheck, :healthcheck,
  services: [
    {PhxHealthcheck.Healthcheck.Services.Database, [name: "database", refresh_interval: 10000]}
  ]