updated backend

pfosten/vendor/myclabs/deep-copy/.gitattributes

@@ -1,7 +0,0 @@
-# Auto detect text files and perform LF normalization
-* text=auto
-
-*.png    binary
-
-tests/ export-ignore
-phpunit.xml.dist export-ignore

pfosten/vendor/myclabs/deep-copy/.gitignore

@@ -1,3 +0,0 @@
-/composer.phar
-/composer.lock
-/vendor/*

pfosten/vendor/myclabs/deep-copy/.travis.yml

@@ -1,40 +0,0 @@
-language: php
-
-sudo: false
-
-php:
-  - '5.6'
-  - '7.0'
-  - '7.1'
-  - nightly
-
-matrix:
-  fast_finish: true
-  include:
-    - php: '5.6'
-      env: COMPOSER_FLAGS="--prefer-lowest"
-  allow_failures:
-    - php: nightly
-
-cache:
-  directories:
-    - $HOME/.composer/cache/files
-
-before_install:
-  - |
-    if [ "$TRAVIS_PHP_VERSION" = "nightly" ]; then
-      COMPOSER_FLAGS="$COMPOSER_FLAGS --ignore-platform-reqs"
-    fi;
-
-install:
-  - composer update --no-interaction --no-progress --no-suggest --prefer-dist $COMPOSER_FLAGS
-  - wget https://github.com/satooshi/php-coveralls/releases/download/v1.0.0/coveralls.phar
-
-before_script:
-  - mkdir -p build/logs
-
-script:
-  - vendor/bin/phpunit --coverage-clover build/logs/clover.xml
-
-after_script:
-  - php coveralls.phar -v

pfosten/vendor/myclabs/deep-copy/README.md

@@ -2,12 +2,11 @@
 
 DeepCopy helps you create deep copies (clones) of your objects. It is designed to handle cycles in the association graph.
 
-[![Build Status](https://travis-ci.org/myclabs/DeepCopy.png?branch=master)](https://travis-ci.org/myclabs/DeepCopy)
-[![Coverage Status](https://coveralls.io/repos/myclabs/DeepCopy/badge.png?branch=master)](https://coveralls.io/r/myclabs/DeepCopy?branch=master)
+[![Build Status](https://travis-ci.org/myclabs/DeepCopy.png?branch=1.x)](https://travis-ci.org/myclabs/DeepCopy)
+[![Coverage Status](https://coveralls.io/repos/myclabs/DeepCopy/badge.png?branch=1.x)](https://coveralls.io/r/myclabs/DeepCopy?branch=1.x)
 [![Scrutinizer Quality Score](https://scrutinizer-ci.com/g/myclabs/DeepCopy/badges/quality-score.png?s=2747100c19b275f93a777e3297c6c12d1b68b934)](https://scrutinizer-ci.com/g/myclabs/DeepCopy/)
 [![Total Downloads](https://poser.pugx.org/myclabs/deep-copy/downloads.svg)](https://packagist.org/packages/myclabs/deep-copy)
 
-
 ## Table of Contents
 
 1. [How](#how)
@@ -28,7 +27,7 @@ DeepCopy helps you create deep copies (clones) of your objects. It is designed t
         1. [`DoctrineEmptyCollectionFilter`](#doctrineemptycollectionfilter-filter)
         1. [`DoctrineProxyFilter`](#doctrineproxyfilter-filter)
         1. [`ReplaceFilter`](#replacefilter-type-filter)
-        1. [`ShallowCopyFilter`](#doctrinecollectionfilter-type-filter)
+        1. [`ShallowCopyFilter`](#shallowcopyfilter-type-filter)
 1. [Edge cases](#edge-cases)
 1. [Contributing](#contributing)
     1. [Tests](#tests)
@@ -370,3 +369,7 @@ Running the tests is simple:
 ```php
 vendor/bin/phpunit
 ```
+
+### Support
+
+Get professional support via [the Tidelift Subscription](https://tidelift.com/subscription/pkg/packagist-myclabs-deep-copy?utm_source=packagist-myclabs-deep-copy&utm_medium=referral&utm_campaign=readme).

pfosten/vendor/myclabs/deep-copy/composer.json

@@ -21,12 +21,15 @@
     },
 
     "require": {
-        "php": "^5.6 || ^7.0"
+        "php": "^7.1"
     },
     "require-dev": {
         "doctrine/collections": "^1.0",
         "doctrine/common": "^2.6",
-        "phpunit/phpunit": "^4.1"
+        "phpunit/phpunit": "^7.1"
+    },
+    "replace": {
+        "myclabs/deep-copy": "self.version"
     },
 
     "config": {

pfosten/vendor/myclabs/deep-copy/src/DeepCopy/DeepCopy.php

@@ -99,6 +99,14 @@ class DeepCopy
         ];
     }
 
+    public function prependFilter(Filter $filter, Matcher $matcher)
+    {
+        array_unshift($this->filters, [
+            'matcher' => $matcher,
+            'filter'  => $filter,
+        ]);
+    }
+
     public function addTypeFilter(TypeFilter $filter, TypeMatcher $matcher)
     {
         $this->typeFilters[] = [
@@ -229,6 +237,12 @@ class DeepCopy
         }
 
         $property->setAccessible(true);
+
+        // Ignore uninitialized properties (for PHP >7.4)
+        if (method_exists($property, 'isInitialized') && !$property->isInitialized($object)) {
+            return;
+        }
+
         $propertyValue = $property->getValue($object);
 
         // Copy the property