DaveLiddament

<?php

namespace Foo {

  class Telephone 
  {
    #[NamespaceVisibility]
    public function ring(): void
    {
    }

DaveLiddament

Notation for generics to PHP: #<>

Disclaimer: I assume someone has already suggested this and there are good reasons it hasn't happened!

Inspired by a conversation with @pronskiy after my talk "PHP Generics Today (Almost)" at IPC Munich

Examples:

class Queue #

DaveLiddament

// Example of the #[Friend] attribute available from https://github.com/DaveLiddament/php-language-extensions

class Person {

  #[Friend(PersonBuilder::class)]
  public function __construct() {}
}

class PersonBuilder {
  public function build(): Person {

DaveLiddament

Stubbing and Mocking workshop

Setup

Clone https://github.com/bristol-php-training/php7-phpunit-password-validator

Run composer install and then vendor/bin/phpunit. Make sure basic test works.

Exercises

DaveLiddament

TDD katas

Roman numerals

Write a function that converts an integer into a roman numeral.

Extended exercises:

• Throw an exception if input is invalid (e.g. 0 or negative)

String calculator

DaveLiddament

Roman Numeral Kata

Requirements:

• php >= 7.1
• composer

Setup

Create a new directory and cd into it: