Revert "update composer libs"

This reverts commit e779335d06

vendor/sabre/xml/lib/Deserializer/functions.php

@@ -66,20 +66,9 @@ function keyValue(Reader $reader, $namespace = null) {
         return [];
     }
 
-    if (!$reader->read()) {
-        $reader->next();
-
-        return [];
-    }
-
-    if (Reader::END_ELEMENT === $reader->nodeType) {
-        $reader->next();
-
-        return [];
-    }
-
     $values = [];
 
+    $reader->read();
     do {
 
         if ($reader->nodeType === Reader::ELEMENT) {
@@ -90,9 +79,7 @@ function keyValue(Reader $reader, $namespace = null) {
                 $values[$clark] = $reader->parseCurrentElement()['value'];
             }
         } else {
-            if (!$reader->read()) {
-                break;
-            }
+            $reader->read();
         }
     } while ($reader->nodeType !== Reader::END_ELEMENT);
 
@@ -157,17 +144,7 @@ function enum(Reader $reader, $namespace = null) {
         $reader->next();
         return [];
     }
-    if (!$reader->read()) {
-        $reader->next();
-
-        return [];
-    }
-
-    if (Reader::END_ELEMENT === $reader->nodeType) {
-        $reader->next();
-
-        return [];
-    }
+    $reader->read();
     $currentDepth = $reader->depth;
 
     $values = [];
@@ -227,9 +204,7 @@ function valueObject(Reader $reader, $className, $namespace) {
                 $reader->next();
             }
         } else {
-            if (!$reader->read()) {
-                break;
-            }
+            $reader->read();
         }
     } while ($reader->nodeType !== Reader::END_ELEMENT);
 

vendor/sabre/xml/lib/Service.php

@@ -138,8 +138,7 @@ class Service {
      * @param string|string[] $rootElementName
      * @param string|resource $input
      * @param string|null $contextUri
-     * @throws ParseException
-     * @return array|object|string
+     * @return void
      */
     function expect($rootElementName, $input, $contextUri = null) {