andreiyastrzhembski/project-lvl2-s409

<?php
namespace Gendiff\Cli;

use function Gendiff\Differ\genDiff;

const DOC = <<<DOC
Generate diff

Usage:
  gendiff (-h|--help)
  gendiff [--format <fmt>] <firstFile> <secondFile>

Options:
  -h --help                     Show this screen
  --format <fmt>                Report format [default: pretty]

DOC;

function run()
{
    $args = \Docopt::handle(DOC);
    $pathToFile1 = $args['<firstFile>'];
    $pathToFile2 = $args['<secondFile>'];
    $format = $args['--format'];
    try {
        $diff = genDiff($pathToFile1, $pathToFile2, $format);
        print_r($diff . PHP_EOL);
    } catch (\Exception $e) {
        print_r($e->getMessage() . PHP_EOL);
    }
}