tweeper.php: write the word "URL" in upper case

diff --git a/tweeper.php b/tweeper.php
index 5379be7..bfc07f2 100644 (file)
--- a/tweeper.php
+++ b/tweeper.php
@@ -129,7 +129,7 @@ class Tweeper {
       "video/ogg",
     );
 
-    // The RSS specification says that the enclosure element url must be http.
+    // The RSS specification says that the enclosure element URL must be http.
     // See http://sourceforge.net/p/feedvalidator/bugs/72/
     $http_url = preg_replace("/^https/", "http", $url);
 
@@ -298,7 +298,7 @@ class Tweeper {
   public function tweep($src_url) {
     $url = parse_url($src_url);
     if (FALSE === $url || empty($url["host"])) {
-      trigger_error("Invalid url: $src_url", E_USER_ERROR);
+      trigger_error("Invalid URL: $src_url", E_USER_ERROR);
       return NULL;
     }