Fix indentation of object operator at the beginning of line

#623

Author: zonuexe

php-mode.el

@@ -636,8 +636,11 @@ might be to handle switch and goto labels differently."
 (defun php-lineup-cascaded-calls (langelem)
   "Line up chained methods using `c-lineup-cascaded-calls',
 but only if the setting is enabled"
-  (when php-mode-lineup-cascaded-calls
-    (c-lineup-cascaded-calls langelem)))
+  (if php-mode-lineup-cascaded-calls
+      (c-lineup-cascaded-calls langelem)
+    (save-excursion
+      (beginning-of-line)
+      (if (looking-at-p "\\s-*->") '+ nil))))
 
 (c-add-style
  "php"