Fixes exception shouldn't be thrown when casting

`Orchestra\Support\Collection` to CSV when no data is available. Signed-off-by: crynobone <crynobone@gmail.com>
orchestral · Jul 16, 2014 · aa90039 · aa90039
1 parent 57ef2fa
commit aa90039
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/docs/changes.md b/docs/changes.md
@@ -5,6 +5,10 @@ title: Support Change Log
 
 ## Version 2.1 {#v2-1}
 
+### v2.1.4@dev {#v2-1-4}
+
+* Fixes exception shouldn't be thrown when casting `Orchestra\Support\Collection` to CSV when no data is available.
+
 ### v2.1.3 {#v2-1-2}
 
 * Convert `Orchestra\Support\Nesty` to utilize `Orchestra\Support\Collection`.

diff --git a/src/Support/Collection.php b/src/Support/Collection.php
@@ -11,8 +11,13 @@ public function toCsv()
     {
         $delimiter = ',';
         $enclosure = '"';
-        $single    = max($this->items);
-        $header    = array_keys(array_dot($single));
+        $single    = 0;
+        $header    = array();
+
+        if (! $this->isEmpty()) {
+            $single = max($this->items);
+            $header = array_keys(array_dot($single));
+        }
 
         ob_start();