[Ext] updating Twig extension for previous commit

diff --git a/ext/twig/twig.c b/ext/twig/twig.c
index 5cb923f..5c482be 100644 (file)
--- a/ext/twig/twig.c
+++ b/ext/twig/twig.c
@@ -830,7 +830,11 @@ PHP_FUNCTION(twig_template_get_attributes)
                        } elseif (is_object($object)) {
                                $message = sprintf('Impossible to access a key "%s" on an object of class "%s" that does not implement ArrayAccess interface', $item, get_class($object));
                        } elseif (is_array($object)) {
-                               $message = sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object)));
+                               if (empty($object)) {
+                                   $message = sprintf('Key "%s" does not exist as the array is empty', $arrayItem);
+                               } else {
+                                   $message = sprintf('Key "%s" for array with keys "%s" does not exist', $arrayItem, implode(', ', array_keys($object)));
+                               }
                        } elseif (Twig_Template::ARRAY_CALL === $type) {
                                $message = sprintf('Impossible to access a key ("%s") on a %s variable ("%s")', $item, gettype($object), $object);
                        } else {
@@ -845,7 +849,11 @@ PHP_FUNCTION(twig_template_get_attributes)
                        } else if (Z_TYPE_P(object) == IS_OBJECT) {
                                TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Impossible to access a key \"%s\" on an object of class \"%s\" that does not implement ArrayAccess interface", item, TWIG_GET_CLASS_NAME(object TSRMLS_CC));
                        } else if (Z_TYPE_P(object) == IS_ARRAY) {
-                               TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" for array with keys \"%s\" does not exist", item, TWIG_IMPLODE_ARRAY_KEYS(", ", object TSRMLS_CC));
+                               if (0 == zend_hash_num_elements(Z_ARRVAL_P(object))) {
+                                       TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" does not exist as the array is empty", item);
+                               } else {
+                                       TWIG_RUNTIME_ERROR(template TSRMLS_CC, "Key \"%s\" for array with keys \"%s\" does not exist", item, TWIG_IMPLODE_ARRAY_KEYS(", ", object TSRMLS_CC));
+                               }
                        } else {
                                char *type_name = zend_zval_type_name(object);
                                Z_ADDREF_P(object);