Support PHP8. Resolved #34

Author: overtrue

.gitattributes

@@ -3,9 +3,7 @@
 /tests export-ignore
 .gitattributes export-ignore
 .gitignore export-ignore
-.scrutinizer.yml export-ignore
-.travis.yml export-ignore
 phpunit.php export-ignore
 phpunit.xml.dist export-ignore
 phpunit.xml export-ignore
-.php_cs export-ignore
+.php-cs-fixer.php export-ignore

.gitignore

@@ -1,9 +1,8 @@
 *.DS_Store
 /vendor
 /coverage
-sftp-config.json
 composer.lock
 .subsplit
-.php_cs.cache
 index.php
 .phplint-cache
+.php-cs-fixer-cache

.php_cs renamed to .php-cs-fixer.php

@@ -1,19 +1,19 @@
 <?php
 
-return PhpCsFixer\Config::create()
+return (new PhpCsFixer\Config())
     ->setRules([
-        '@PSR2' => true,
+        '@PSR12' => true,
         'binary_operator_spaces' => true,
         'blank_line_after_opening_tag' => true,
         'compact_nullable_typehint' => true,
         'declare_equal_normalize' => true,
         'lowercase_cast' => true,
         'lowercase_static_reference' => true,
         'new_with_braces' => true,
-        'no_unused_imports' => true,
         'no_blank_lines_after_class_opening' => true,
         'no_leading_import_slash' => true,
         'no_whitespace_in_blank_line' => true,
+        'no_unused_imports' => true,
         'ordered_class_elements' => [
             'order' => [
                 'use_trait',

.travis.yml

@@ -3,19 +3,19 @@
     "description": "A simple http client wrapper.",
     "type": "library",
     "require": {
-        "php": ">=7.0",
-        "guzzlehttp/guzzle": "^6.3 || ^7.0",
+        "php": ">=8.0.2",
+        "guzzlehttp/guzzle": "^7.4",
         "ext-curl": "*",
         "ext-json": "*",
         "ext-simplexml": "*",
         "ext-libxml": "*"
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.5 || ^8.5",
+        "phpunit/phpunit": "^9.5",
         "mockery/mockery": "^1.0",
-        "overtrue/phplint": "^1.1 || ^2.0 || ^3.0",
+        "overtrue/phplint": "^3.0",
         "brainmaestro/composer-git-hooks": "^2.7",
-        "friendsofphp/php-cs-fixer": "^2.15 || ^3.0"
+        "friendsofphp/php-cs-fixer": "^3.0"
     },
     "autoload": {
         "psr-4": {
@@ -39,8 +39,8 @@
             "cghooks update"
         ],
         "cghooks": "vendor/bin/cghooks",
-        "check-style": "php-cs-fixer fix --using-cache=no --diff --config=.php_cs --dry-run --ansi",
-        "fix-style": "php-cs-fixer fix --using-cache=no --config=.php_cs --ansi",
+        "check-style": "php-cs-fixer fix --using-cache=no --diff --dry-run --ansi",
+        "fix-style": "php-cs-fixer fix --using-cache=no --ansi",
         "test": "vendor/bin/phpunit --colors=always"
     },
     "scripts-descriptions": {