From 1f07edd1adf4c3d92f212bf758ba63862586ec61 Mon Sep 17 00:00:00 2001
From: Justin Hileman <justin@justinhileman.info>
Date: Sun, 20 Jan 2013 10:57:14 -0800
Subject: [PATCH] Bail early on log formatting if message has no placeholders.

---
 src/Mustache/Logger/StreamLogger.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Mustache/Logger/StreamLogger.php b/src/Mustache/Logger/StreamLogger.php
index c61a25e..da771f9 100644
--- a/src/Mustache/Logger/StreamLogger.php
+++ b/src/Mustache/Logger/StreamLogger.php
@@ -177,7 +177,9 @@ class Mustache_Logger_StreamLogger extends Mustache_Logger_AbstractLogger
      */
     protected static function interpolateMessage($message, array $context = array())
     {
-        $message = (string) $message;
+        if (strpos($message, '{') === false) {
+            return $message;
+        }
 
         // build a replacement array with braces around the context keys
         $replace = array();