Add Rector as dev dependency (#23)

* Add and initialise Rector
* Add Rector entries to Makefile

Author: tuupola

Makefile

@@ -3,14 +3,16 @@
 help:
 	@echo ""
 	@echo "Available tasks:"
-	@echo "    test      Run all tests and generate coverage"
-	@echo "    watch     Run all tests and coverage when a source file is upaded"
-	@echo "    lint      Run linter and code style checker"
-	@echo "    lint-fix  Fix linter and code style checker errors"
-	@echo "    unit      Run unit tests and generate coverage"
-	@echo "    static    Run static analysis"
-	@echo "    vendor    Install dependencies"
-	@echo "    clean     Remove vendor and composer.lock"
+	@echo "    test       Run all tests and generate coverage"
+	@echo "    watch      Run all tests and coverage when a source file is upaded"
+	@echo "    lint       Run linter and code style checker"
+	@echo "    lint-fix   Fix linter and code style checker errors"
+	@echo "    rector     Do a Rector dry run"
+	@echo "    rector-fix Apply Rector rules to the code"
+	@echo "    unit       Run unit tests and generate coverage"
+	@echo "    static     Run static analysis"
+	@echo "    vendor     Install dependencies"
+	@echo "    clean      Remove vendor and composer.lock"
 	@echo ""
 
 vendor: $(wildcard composer.lock)
@@ -23,6 +25,13 @@ lint: vendor
 lint-fix: vendor
 	vendor/bin/ecs check src tests demo --fix
 
+rector: vendor
+	vendor/bin/rector --dry-run
+
+rector-fix: vendor
+	vendor/bin/rector
+	vendor/bin/ecs check src tests --fix
+
 unit: vendor
 	phpdbg -qrr vendor/bin/phpunit --testdox --coverage-text --coverage-clover=coverage.xml --coverage-html=./report/
 

composer.json

@@ -33,6 +33,7 @@
         "overtrue/phplint": "^0.2.0",
         "phpunit/phpunit": "^7.0|^8.0|^9.0",
         "psr/http-message": "^1.0.1",
+        "rector/rector": "^0.14.0",
         "symplify/easy-coding-standard": "^11.1",
         "tuupola/http-factory": "^1.0"
     },

rector.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Rector\Set\ValueObject\LevelSetList;
+use Rector\Set\ValueObject\SetList;
+use Rector\PHPUnit\Set\PHPUnitSetList;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->paths([
+        __DIR__ . "/src",
+        __DIR__ . "/tests",
+        __DIR__ . "/demo",
+    ]);
+
+    $rectorConfig->sets([
+        LevelSetList::UP_TO_PHP_72,
+        // SetList::CODE_QUALITY,
+        // SetList::DEAD_CODE,
+        // SetList::PRIVATIZATION,
+        // SetList::NAMING,
+        // SetList::TYPE_DECLARATION,
+        // SetList::EARLY_RETURN,
+        // SetList::TYPE_DECLARATION_STRICT,
+        // PHPUnitSetList::PHPUNIT_CODE_QUALITY,
+        // PHPUnitSetList::PHPUNIT_90,
+        // SetList::CODING_STYLE,
+    ]);
+};