From 25c78b8c55320e1578c69020b270bb97efe76d37 Mon Sep 17 00:00:00 2001
From: Taylor Otwell <taylorotwell@gmail.com>
Date: Mon, 22 Aug 2011 22:14:11 -0500
Subject: [PATCH] refactoring query compiler.

---
 .gitignore                    | 1 +
 gitflow                       | 1 +
 laravel/db/query/compiler.php | 4 +---
 3 files changed, 3 insertions(+), 3 deletions(-)
 create mode 100644 .gitignore
 create mode 160000 gitflow

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..38587e67
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+gitflow/*
diff --git a/gitflow b/gitflow
new file mode 160000
index 00000000..be5dabf8
--- /dev/null
+++ b/gitflow
@@ -0,0 +1 @@
+Subproject commit be5dabf88e98075b9bc936bfa7de0f54a21a0482
diff --git a/laravel/db/query/compiler.php b/laravel/db/query/compiler.php
index f6b306d2..891c7138 100644
--- a/laravel/db/query/compiler.php
+++ b/laravel/db/query/compiler.php
@@ -31,9 +31,7 @@ public function select(Query $query)
 			if ( ! is_null($query->$clause)) $sql[] = call_user_func(array($this, 'compile_'.$clause), $query->$clause);
 		}
 
-		foreach ($sql as $key => $value) { if (is_null($value) or (string) $value === '') unset($sql[$key]); }
-
-		return implode(' ', $sql);
+		return implode(' ', array_filter($sql, function($value) { return ! is_null($value) and (string) $value !== ''; }));
 	}
 
 	/**