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vendor/psy/psysh/test-logger-demo.php

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+#!/usr/bin/env php
+<?php
+
+/*
+ * Demo script showing PsySH logging functionality.
+ *
+ * This script demonstrates how to configure PsySH with a logger
+ * to capture input, commands, and executed code.
+ */
+
+require __DIR__.'/vendor/autoload.php';
+
+use Psy\Configuration;
+use Psy\Shell;
+
+echo "PsySH Logger Demo\n";
+echo "=================\n\n";
+
+echo "Configuring PsySH with a simple callback logger...\n\n";
+
+// Create a configuration with logging enabled
+$config = new Configuration([
+    'updateCheck' => 'never',
+]);
+
+// Simple callback - just pass a closure
+$config->setLogging(function ($kind, $data) {
+    echo "[{$kind}] {$data}\n";
+});
+
+echo "Logger configured with defaults:\n";
+echo "  - input:   info\n";
+echo "  - command: info\n";
+echo "  - execute: debug\n\n";
+
+echo "You can also use a PSR-3 logger:\n";
+echo "  \$config->setLogging(\$psrLogger);\n\n";
+
+echo "Or configure granular log levels:\n";
+echo "  \$config->setLogging([\n";
+echo "      'logger' => \$logger,\n";
+echo "      'inputLevel' => 'debug',\n";
+echo "      'commandLevel' => 'info',\n";
+echo "      'executeLevel' => false,  // disable execute logging\n";
+echo "  ]);\n\n";
+
+echo "Starting PsySH shell with logging enabled...\n";
+echo "Try these commands to see logging in action:\n";
+echo "  - \$x = 123\n";
+echo "  - ls\n";
+echo "  - doc array_map\n";
+echo "  - exit\n\n";
+echo "---\n\n";
+
+// Create and run the shell
+$shell = new Shell($config);
+$shell->run();