Rename Reader to Consumer and Writer to Producer

src/Producer.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Nsq;
+
+use function array_map;
+use function implode;
+use function pack;
+use function sprintf;
+use const PHP_EOL;
+
+final class Producer extends Connection
+{
+    /**
+     * @psalm-suppress PossiblyFalseOperand
+     */
+    public function pub(string $topic, string $body): void
+    {
+        $size = pack('N', \strlen($body));
+
+        $buffer = 'PUB '.$topic.PHP_EOL.$size.$body;
+
+        $this->send($buffer)->getResponse()->okOrFail();
+    }
+
+    /**
+     * @psalm-param array<mixed, mixed> $bodies
+     *
+     * @psalm-suppress PossiblyFalseOperand
+     */
+    public function mpub(string $topic, array $bodies): void
+    {
+        $num = pack('N', \count($bodies));
+
+        $mb = implode('', array_map(static function ($body): string {
+            return pack('N', \strlen($body)).$body;
+        }, $bodies));
+
+        $size = pack('N', \strlen($num.$mb));
+
+        $buffer = 'MPUB '.$topic.PHP_EOL.$size.$num.$mb;
+
+        $this->send($buffer)->getResponse()->okOrFail();
+    }
+
+    /**
+     * @psalm-suppress PossiblyFalseOperand
+     */
+    public function dpub(string $topic, int $deferTime, string $body): void
+    {
+        $size = pack('N', \strlen($body));
+
+        $buffer = sprintf('DPUB %s %s', $topic, $deferTime).PHP_EOL.$size.$body;
+
+        $this->send($buffer)->getResponse()->okOrFail();
+    }
+}