Merge branch 'develop' into release

src/Database/ResultSet.php

@@ -4,6 +4,7 @@ namespace ProVM\Database;
 use PDO;
 use PDOStatement;
 use ProVM\Concept\Database\ResultSet as RSInterface;
+use ProVM\Exception\BlankResult;
 
 class ResultSet implements RSInterface
 {
@@ -33,7 +34,7 @@ class ResultSet implements RSInterface
     {
         $rs = $this->getStatement()->fetchAll(PDO::FETCH_ASSOC);
         if (!$rs) {
-            throw new \PDOException("No results found.");
+            throw new BlankResult();
         }
         return $rs;
     }
@@ -41,7 +42,7 @@ class ResultSet implements RSInterface
     {
         $rs = $this->getStatement()->fetchAll(PDO::FETCH_OBJ);
         if (!$rs) {
-            throw new \PDOException("No results found.");
+            throw new BlankResult();
         }
         return $rs;
     }
@@ -49,7 +50,7 @@ class ResultSet implements RSInterface
     {
         $rs = $this->getStatement()->fetch(PDO::FETCH_ASSOC);
         if (!$rs or count($rs) === 0) {
-            throw new \PDOException("No results found.");
+            throw new BlankResult();
         }
         return $rs;
     }
@@ -57,7 +58,7 @@ class ResultSet implements RSInterface
     {
         $rs = $this->getStatement()->fetch(PDO::FETCH_OBJ);
         if (!$rs or count($rs) === 0) {
-            throw new \PDOException("No results found.");
+            throw new BlankResult();
         }
         return $rs;
     }