add a built in command for run php dev server

Author: inhere

src/BuiltIn/DevServerCommand.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: Inhere
+ * Date: 2018/1/27 0027
+ * Time: 21:54
+ */
+
+namespace Inhere\Console\BuiltIn;
+
+use Inhere\Console\Command;
+
+/**
+ * Class DevServerCommand
+ * @package Inhere\Console\BuiltIn
+ */
+class DevServerCommand extends Command
+{
+    protected static $name = 'dev:server';
+    protected static $description = 'Start a php built-in server for development';
+
+    public static function aliases(): array
+    {
+        return ['dev-server'];
+    }
+
+    /**
+     * start a php built-in server for development
+     * @usage
+     *  {command} [-S HOST:PORT]
+     *  {command} [-H HOST] [-p PORT]
+     *  {command} [-S HOST:PORT] [file=]web/index.php
+     * @options
+     *  -S STRING           The server address. e.g 127.0.0.1:8552
+     *  -t STRING           The document root dir for server(<comment>web</comment>)
+     *  -H,--host STRING    The server host address(<comment>127.0.0.1</comment>)
+     *  -p,--port INTEGER   The server port address(<comment>8552</comment>)
+     * @arguments
+     *  file=STRING         The entry file for server. e.g web/index.php
+     * @example
+     *  {command} -S 127.0.0.1:8552 web/index.php
+     *
+     * @param  \Inhere\Console\IO\Input $in
+     * @param  \Inhere\Console\IO\Output $out
+     */
+    public function execute($in, $out)
+    {
+        if (!$server = $this->getOpt('S')) {
+            $server = $this->getSameOpt(['H', 'host'], '127.0.0.1');
+        }
+
+        if (!strpos($server, ':')) {
+            $port = $this->getSameOpt(['p', 'port'], 8552);
+            $server .= ':' . $port;
+        }
+
+        $version = PHP_VERSION;
+        $workDir = $this->input->getPwd();
+        $docDir = $this->getOpt('t');
+        $docRoot = $docDir ? $workDir . '/' . $docDir : $workDir;
+
+        $this->write([
+            "PHP $version Development Server started\nServer listening on <info>$server</info>",
+            "Document root is <comment>$docRoot</comment>",
+            'You can use <comment>CTRL + C</comment> to stop run.',
+        ]);
+
+        // $command = "php -S {$server} -t web web/index.php";
+        $command = "php -S {$server}";
+
+        if ($docDir) {
+            $command .= " -t $docDir";
+        }
+
+        if ($entryFile = $this->getSameArg(['file', 0])) {
+            $command .= " $entryFile";
+        }
+
+        $this->write("<cyan>></cyan> <darkGray>$command</darkGray>");
+
+        CliUtil::runCommand($command);
+    }
+}