Fix many things in Connection

[szepeviktor]

Hello @aarondfrancis!

composer require --dev nunomaduro/larastan
vendor/bin/phpstan analyze -c vendor/nunomaduro/larastan/extension.neon -l 5 src/

You will discover things like

diff --git a/src/Connect/Connection.php b/src/Connect/Connection.php
index 5c3e52e..14007af 100644
--- a/src/Connect/Connection.php
+++ b/src/Connect/Connection.php
@@ -6,18 +6,17 @@
 namespace SingleStore\Laravel\Connect;

 use Illuminate\Database\MySqlConnection;
-use SingleStore\Laravel\Query;
-use SingleStore\Laravel\QueryGrammar;
-use SingleStore\Laravel\Schema;
-use SingleStore\Laravel\SchemaBuilder;
-use SingleStore\Laravel\SchemaGrammar;
+use SingleStore\Laravel\Query\Builder as QueryBuilder;
+use SingleStore\Laravel\Query\Grammar as QueryGrammar;
+use SingleStore\Laravel\Schema\Builder as SchemaBuilder;
+use SingleStore\Laravel\Schema\Grammar as SchemaGrammar;

 class Connection extends MySqlConnection
 {
     /**
      * Get a schema builder instance for the connection.
      *
-     * @return SchemaBuilder
+     * @return \SingleStore\Laravel\Schema\Builder
      */
     public function getSchemaBuilder()
     {
@@ -25,36 +24,40 @@ class Connection extends MySqlConnection
             $this->useDefaultSchemaGrammar();
         }

-        return new Schema\Builder($this);
+        return new SchemaBuilder($this);
     }

     /**
      * Get the default query grammar instance.
      *
-     * @return QueryGrammar
+     * @return \Illuminate\Database\Grammar
      */
     protected function getDefaultQueryGrammar()
     {
-        return $this->withTablePrefix(new Query\Grammar);
+        return $this->withTablePrefix(new QueryGrammar);
     }

     /**
      * Get the default schema grammar instance.
      *
-     * @return SchemaGrammar
+     * @return \Illuminate\Database\Grammar
      */
     protected function getDefaultSchemaGrammar()
     {
-        return $this->withTablePrefix(new Schema\Grammar);
+        return $this->withTablePrefix(new SchemaGrammar);
     }

     /**
      * Get a new query builder instance.
+     *
+     * @return \SingleStore\Laravel\Query\Builder
      */
     public function query()
     {
-        return new Query\Builder(
-            $this, $this->getQueryGrammar(), $this->getPostProcessor()
+        return new QueryBuilder(
+            $this,
+            $this->getQueryGrammar(),
+            $this->getPostProcessor()
         );
     }
 }

Do you like static analysis?