added error handling on manager

Author: Matias Melograno

src/SplitIO/Sdk/Manager/SplitManager.php

@@ -13,18 +13,30 @@ class SplitManager implements SplitManagerInterface
 {
     public function splitNames()
     {
-        $cache = new SplitCache();
-        return $cache->getSplitNames();
+        try {
+            $cache = new SplitCache();
+            return $cache->getSplitNames();
+        } catch (\Exception $e) {
+            SplitApp::logger()->critical('splitNames method is throwing exceptions');
+            SplitApp::logger()->critical($e->getMessage());
+            return [];
+        }
     }
 
     /**
      * @return array
      */
     public function splits()
     {
-        $cache = new SplitCache();
-        $rawSplits = $cache->getAllSplits();
-        return array_map('self::parseSplitView', $rawSplits);
+        try {
+            $cache = new SplitCache();
+            $rawSplits = $cache->getAllSplits();
+            return array_map('self::parseSplitView', $rawSplits);
+        } catch (\Exception $e) {
+            SplitApp::logger()->critical('splits method is throwing exceptions');
+            SplitApp::logger()->critical($e->getMessage());
+            return [];
+        }
     }
 
     /**
@@ -33,20 +45,26 @@ public function splits()
      */
     public function split($featureName)
     {
-        $featureName = InputValidator::validateFeatureName($featureName, 'split');
-        if (is_null($featureName)) {
-            return null;
-        }
+        try {
+            $featureName = InputValidator::validateFeatureName($featureName, 'split');
+            if (is_null($featureName)) {
+                return null;
+            }
 
-        $cache = new SplitCache();
-        $raw = $cache->getSplit($featureName);
-        if (is_null($raw)) {
-            SplitApp::logger()->warning("split: you passed " . $featureName
-            . " that does not exist in this environment, please double check what Splits exist"
-            . " in the web console.");
+            $cache = new SplitCache();
+            $raw = $cache->getSplit($featureName);
+            if (is_null($raw)) {
+                SplitApp::logger()->warning("split: you passed " . $featureName
+                . " that does not exist in this environment, please double check what Splits exist"
+                . " in the web console.");
+                return null;
+            }
+            return self::parseSplitView($raw);
+        } catch (\Exception $e) {
+            SplitApp::logger()->critical('split method is throwing exceptions');
+            SplitApp::logger()->critical($e->getMessage());
             return null;
         }
-        return self::parseSplitView($raw);
     }
 
     /**