Enhancement: Add rule error identifiers

.github/workflows/integrate.yaml

@@ -62,7 +62,7 @@ jobs:
       - name: "Collect code coverage with Xdebug and phpunit/phpunit"
         env:
           XDEBUG_MODE: "coverage"
-        run: "vendor/bin/phpunit --colors=always --configuration=test/Integration/phpunit.xml --coverage-clover=.build/phpunit/logs/clover.xml"
+        run: "vendor/bin/phpunit --colors=always --configuration=test/phpunit.xml --coverage-clover=.build/phpunit/logs/clover.xml"
 
       - name: "Send code coverage report to codecov.io"
         uses: "codecov/codecov-action@v5.0.7"
@@ -358,5 +358,8 @@ jobs:
         with:
           dependencies: "${{ matrix.dependencies }}"
 
+      - name: "Run unit tests with phpunit/phpunit"
+        run: "vendor/bin/phpunit --colors=always --configuration=test/phpunit.xml --testsuite=unit"
+
       - name: "Run integration tests with phpunit/phpunit"
-        run: "vendor/bin/phpunit --colors=always --configuration=test/Integration/phpunit.xml"
+        run: "vendor/bin/phpunit --colors=always --configuration=test/phpunit.xml --testsuite=integration"

CHANGELOG.md

@@ -8,6 +8,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 For a full diff see [`2.4.0...main`][2.4.0...main].
 
+### Added
+
+- Added rule error identifiers ([#875]), by [@localheinz]
+
 ## [`2.4.0`][2.4.0]
 
 For a full diff see [`2.3.0...2.4.0`][2.3.0...2.4.0].
@@ -523,6 +527,7 @@ For a full diff see [`362c7ea...0.1.0`][362c7ea...0.1.0].
 [#735]: https://github.com/ergebnis/phpstan-rules/pull/735
 [#862]: https://github.com/ergebnis/phpstan-rules/pull/862
 [#872]: https://github.com/ergebnis/phpstan-rules/pull/872
+[#875]: https://github.com/ergebnis/phpstan-rules/pull/875
 
 [@enumag]: https://github.com/enumag
 [@ergebnis]: https://github.com/ergebnis

Makefile

@@ -2,8 +2,8 @@
 it: coding-standards security-analysis static-code-analysis tests ## Runs the coding-standards, security-analysis, static-code-analysis, and tests targets
 
 .PHONY: code-coverage
-code-coverage: vendor ## Collects coverage from running integration tests with phpunit/phpunit
-	vendor/bin/phpunit --configuration=test/Integration/phpunit.xml --coverage-text
+code-coverage: vendor ## Collects coverage from running unit and integration tests with phpunit/phpunit
+	vendor/bin/phpunit --configuration=test/phpunit.xml --coverage-text
 
 .PHONY: coding-standards
 coding-standards: vendor ## Lints YAML files with yamllint, normalizes composer.json with ergebnis/composer-normalize, and fixes code style issues with friendsofphp/php-cs-fixer
@@ -39,8 +39,9 @@ static-code-analysis-baseline: vendor ## Generates a baseline for static code an
 	vendor/bin/phpstan --allow-empty-baseline --configuration=phpstan.neon --generate-baseline=phpstan-baseline.neon --memory-limit=-1
 
 .PHONY: tests
-tests: vendor ## Runs integration tests with phpunit/phpunit
-	vendor/bin/phpunit --configuration=test/Integration/phpunit.xml
+tests: vendor ## Runs unit and integration tests with phpunit/phpunit
+	vendor/bin/phpunit --configuration=test/phpunit.xml --testsuite=unit
+	vendor/bin/phpunit --configuration=test/phpunit.xml --testsuite=integration
 
 vendor: composer.json composer.lock
 	composer validate --strict

src/Classes/FinalRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Classes;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Comment;
 use PhpParser\Node;
 use PHPStan\Analyser;
@@ -107,7 +108,7 @@ public function processNode(
         ));
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::final()->toString())->build(),
         ];
     }
 

src/Classes/NoExtendsRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Classes;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -83,7 +84,7 @@ public function processNode(
             ));
 
             return [
-                $ruleErrorBuilder->build(),
+                $ruleErrorBuilder->identifier(ErrorIdentifier::noExtends()->toString())->build(),
             ];
         }
 
@@ -94,7 +95,7 @@ public function processNode(
         ));
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noExtends()->toString())->build(),
         ];
     }
 }

src/Classes/PHPUnit/Framework/TestCaseWithSuffixRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Classes\PHPUnit\Framework;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Reflection;
@@ -96,7 +97,7 @@ public function processNode(
         ));
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::testCaseWithSuffix()->toString())->build(),
         ];
     }
 }

src/Closures/NoNullableReturnTypeDeclarationRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Closures;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -47,7 +48,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('Closure has a nullable return type declaration.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noNullableReturnTypeDeclaration()->toString())->build(),
         ];
     }
 

src/Closures/NoParameterWithNullDefaultValueRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Closures;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -68,7 +69,7 @@ public function processNode(
                 $parameterName,
             ));
 
-            return $ruleErrorBuilder->build();
+            return $ruleErrorBuilder->identifier(ErrorIdentifier::noParameterWithNullDefaultValue()->toString())->build();
         }, $params);
     }
 }

src/Closures/NoParameterWithNullableTypeDeclarationRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Closures;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -64,7 +65,7 @@ public function processNode(
                 $parameterName,
             ));
 
-            return $ruleErrorBuilder->build();
+            return $ruleErrorBuilder->identifier(ErrorIdentifier::noParameterWithNullableTypeDeclaration()->toString())->build();
         }, $params);
     }
 

src/ErrorIdentifier.php

@@ -0,0 +1,112 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * Copyright (c) 2018-2024 Andreas Möller
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE.md file that was distributed with this source code.
+ *
+ * @see https://github.com/ergebnis/phpstan-rules
+ */
+
+namespace Ergebnis\PHPStan\Rules;
+
+/**
+ * @internale
+ */
+final class ErrorIdentifier
+{
+    private function __construct(private readonly string $value)
+    {
+    }
+
+    public static function declareStrictTypes(): self
+    {
+        return new self('declareStrictTypes');
+    }
+
+    public static function final(): self
+    {
+        return new self('final');
+    }
+
+    public static function finalInAbstractClass(): self
+    {
+        return new self('finalInAbstractClass');
+    }
+
+    public static function noCompact(): self
+    {
+        return new self('noCompact');
+    }
+
+    public static function noConstructorParameterWithDefaultValue(): self
+    {
+        return new self('noConstructorParameterWithDefaultValue');
+    }
+
+    public static function noErrorSuppression(): self
+    {
+        return new self('noErrorSuppression');
+    }
+
+    public static function noEval(): self
+    {
+        return new self('noEval');
+    }
+
+    public static function noExtends(): self
+    {
+        return new self('noExtends');
+    }
+
+    public static function noIsset(): self
+    {
+        return new self('noIsset');
+    }
+
+    public static function noParameterWithContainerTypeDeclaration(): self
+    {
+        return new self('noParameterWithContainerTypeDeclaration');
+    }
+
+    public static function noParameterWithNullDefaultValue(): self
+    {
+        return new self('noParameterWithNullDefaultValue');
+    }
+
+    public static function noParameterWithNullableTypeDeclaration(): self
+    {
+        return new self('noParameterWithNullableTypeDeclaration');
+    }
+
+    public static function noNullableReturnTypeDeclaration(): self
+    {
+        return new self('noNullableReturnTypeDeclaration');
+    }
+
+    public static function noSwitch(): self
+    {
+        return new self('noSwitch');
+    }
+
+    public static function privateInFinalClass(): self
+    {
+        return new self('privateInFinalClass');
+    }
+
+    public static function testCaseWithSuffix(): self
+    {
+        return new self('testCaseWithSuffix');
+    }
+
+    public function toString(): string
+    {
+        return \sprintf(
+            'ergebnis.%s',
+            $this->value,
+        );
+    }
+}

src/Expressions/NoCompactRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Expressions;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -51,7 +52,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('Function compact() should not be used.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noCompact()->toString())->build(),
         ];
     }
 }

src/Expressions/NoErrorSuppressionRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Expressions;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -34,7 +35,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('Error suppression via "@" should not be used.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noErrorSuppression()->toString())->build(),
         ];
     }
 }

src/Expressions/NoEvalRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Expressions;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -34,7 +35,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('Language construct eval() should not be used.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noEval()->toString())->build(),
         ];
     }
 }

src/Expressions/NoIssetRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Expressions;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -34,7 +35,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('Language construct isset() should not be used.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noIsset()->toString())->build(),
         ];
     }
 }

src/Files/DeclareStrictTypesRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Files;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Node\FileNode;
@@ -72,7 +73,7 @@ public function processNode(
         $ruleErrorBuilder = Rules\RuleErrorBuilder::message('File is missing a "declare(strict_types=1)" declaration.');
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::declareStrictTypes()->toString())->build(),
         ];
     }
 }

src/Functions/NoNullableReturnTypeDeclarationRule.php

@@ -13,6 +13,7 @@
 
 namespace Ergebnis\PHPStan\Rules\Functions;
 
+use Ergebnis\PHPStan\Rules\ErrorIdentifier;
 use PhpParser\Node;
 use PHPStan\Analyser;
 use PHPStan\Rules;
@@ -54,7 +55,7 @@ public function processNode(
         ));
 
         return [
-            $ruleErrorBuilder->build(),
+            $ruleErrorBuilder->identifier(ErrorIdentifier::noNullableReturnTypeDeclaration()->toString())->build(),
         ];
     }