make source layout match namespaces, use 4.0 SDK branch (#3)

Author: eli-darkly

.gitignore

@@ -0,0 +1,8 @@
+/vendor/
+/doc/
+composer.phar
+.php_cs.cache
+composer.lock
+docs/build
+phpunit/
+.phpunit.result.cache

.ldrelease/config.yml

@@ -0,0 +1,10 @@
+publications:
+  - url: https://packagist.org/packages/launchdarkly/server-sdk-redis-phpredis
+    description: Packagist
+
+circleci:
+  linux:
+    image: ldcircleci/ld-php-sdk-release:1  # built in sdks-ci-docker project, contains PHP 7.2 + phpDocumentor
+
+documentation:
+  githubPages: true

composer.json

@@ -1,4 +1,10 @@
 {
+    "repositories": [
+        {
+            "type": "git",
+            "url": "https://github.com/launchdarkly/php-server-sdk-private.git"
+        }
+    ],
     "name": "launchdarkly/server-sdk-redis-phpredis",
     "description": "LaunchDarkly PHP SDK Redis integration using the phpredis extension",
     "keywords": [
@@ -15,7 +21,12 @@
     ],
     "require": {
         "php": ">=7.3",
-        "launchdarkly/server-sdk": "^4"
+        "launchdarkly/server-sdk": "4.0.x-dev"
+    },
+    "autoload": {
+        "psr-4": {
+            "LaunchDarkly\\": "src/LaunchDarkly/"
+        }
     },
     "config": {
         "sort-packages": true

src/PHPRedisFeatureRequester.php renamed to src/LaunchDarkly/Impl/Integrations/PHPRedisFeatureRequester.php

@@ -30,13 +30,13 @@ public function __construct($baseUri, $sdkKey, $options)
         }
     }
 
-    protected function readItemString($namespace, $key)
+    protected function readItemString($namespace, $key): ?string
     {
         $redis = $this->getConnection();
         return $redis->hget($namespace, $key);
     }
 
-    protected function readItemStringList($namespace)
+    protected function readItemStringList($namespace): ?array
     {
         $redis = $this->getConnection();
         $raw = $redis->hgetall($namespace);

src/PHPRedis.php renamed to src/LaunchDarkly/Integrations/PHPRedis.php

@@ -1,6 +1,8 @@
 <?php
 namespace LaunchDarkly\Integrations;
 
+use LaunchDarkly\Impl\Integrations\PHPRedisFeatureRequester;
+
 /**
  * Integration with a Redis data store using the `phpredis` extension.
  */
@@ -36,7 +38,7 @@ public static function featureRequester($options = array())
         }
 
         return function ($baseUri, $sdkKey, $baseOptions) use ($options) {
-            return new Impl\PHPRedisFeatureRequester($baseUri, $sdkKey, array_merge($baseOptions, $options));
+            return new PHPRedisFeatureRequester($baseUri, $sdkKey, array_merge($baseOptions, $options));
         };
     }
 }