input-output.phpakefile

<?php

namespace Input_Output;

/**
 * Show today's date.
 *
 * Uses a Symphony Console Output to display output. $output is treated as any
 * other optional argument. It is a built-in parameter that is automatically
 * injected. Preferably, it should be kept towards the end, after all required
 * parameters.
 */
function show_date($output) {
  $datetime = new DateTime();
  $output->writeln($datetime->format('M j, Y'));
}

/**
 * Say hello to a human.
 *
 * Uses a required parameter, and an optional parameter. "param" annotations
 * are used to describe the parameters. These descriptions are displayed with
 * command-specific help.
 *
 * Notice how the built-in parameter $output was kept towards the end.
 *
 * @usage Niki
 * @usage Niki Martin
 *
 * @param string $fname First name.
 * @param string|null $lname Last name.
 * @param object $output
 */
function hello_human(string $fname, string $lname = NULL, $output = NULL) {
  $name = $lname ? "$fname $lname" : "$fname";
  $output->writeln("Hello <info>$name</info>!");
}

function _do_nothing() {

}