Replace StyleCI with PHP CS Fixer

.github/workflows/rector-cs.yml

@@ -0,0 +1,28 @@
+name: Rector + PHP CS Fixer
+
+on:
+  pull_request_target:
+    paths:
+      - 'config/**'
+      - 'src/**'
+      - 'tests/**'
+      - '.github/workflows/rector-cs.yml'
+      - 'composer.json'
+      - 'rector.php'
+      - '.php-cs-fixer.dist.php'
+
+permissions:
+  contents: read
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  rector:
+    uses: yiisoft/actions/.github/workflows/rector-cs.yml@master
+    secrets:
+      token: ${{ secrets.YIISOFT_GITHUB_TOKEN }}
+    with:
+      repository: ${{ github.event.pull_request.head.repo.full_name }}
+      php: '8.1'

.gitignore

@@ -28,3 +28,7 @@ phpunit.phar
 /phpunit.xml
 # phpunit cache
 /.phpunit.cache/
+
+# PHP CS Fixer
+/.php-cs-fixer.cache
+/.php-cs-fixer.php

.php-cs-fixer.dist.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+use PhpCsFixer\Config;
+use PhpCsFixer\Finder;
+use PhpCsFixer\Runner\Parallel\ParallelConfigFactory;
+
+$finder = (new Finder())->in([
+    __DIR__ . '/config',
+    __DIR__ . '/src',
+    __DIR__ . '/tests',
+]);
+
+return (new Config())
+    ->setRiskyAllowed(true)
+    ->setParallelConfig(ParallelConfigFactory::detect())
+    ->setRules([
+        '@PER-CS3.0' => true,
+        'no_unused_imports' => true,
+        'ordered_class_elements' => true,
+        'class_attributes_separation' => ['elements' => ['method' => 'one']],
+        'declare_strict_types' => true,
+        'native_function_invocation' => true,
+        'native_constant_invocation' => true,
+        'fully_qualified_strict_types' => [
+            'import_symbols' => true
+        ],
+        'global_namespace_import' => [
+            'import_classes' => true,
+            'import_constants' => true,
+            'import_functions' => true,
+        ],
+    ])
+    ->setFinder($finder);

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## 1.5.2 under development
 
-- no changes in this release.
+- Enh #384: Explicitly import functions and constants in "use" section (@mspirkov)
 
 ## 1.5.1 December 23, 2025
 

composer.json

@@ -23,6 +23,7 @@
         "yiisoft/widget": "^2.2"
     },
     "require-dev": {
+        "friendsofphp/php-cs-fixer": "^3.92",
         "bamarni/composer-bin-plugin": "^1.8.3",
         "maglnet/composer-require-checker": "^4.7.1",
         "phpunit/phpunit": "^10.5.45",

src/Field/Base/BaseField.php

@@ -67,7 +67,7 @@ final public function containerId(?string $id): static
     final public function containerClass(?string ...$class): static
     {
         $new = clone $this;
-        $new->containerAttributes['class'] = array_filter($class, static fn ($c) => $c !== null);
+        $new->containerAttributes['class'] = array_filter($class, static fn($c) => $c !== null);
         return $new;
     }
 
@@ -127,9 +127,7 @@ final public function render(): string
         return $result;
     }
 
-    protected function beforeRender(): void
-    {
-    }
+    protected function beforeRender(): void {}
 
     abstract protected function generateContent(): ?string;
 
@@ -143,9 +141,7 @@ protected function generateEndContent(): string
         return '';
     }
 
-    protected function prepareContainerAttributes(array &$attributes): void
-    {
-    }
+    protected function prepareContainerAttributes(array &$attributes): void {}
 
     final protected static function getThemeConfig(?string $theme): array
     {

src/Field/Base/ButtonField.php

@@ -58,7 +58,7 @@ final public function buttonId(?string $id): static
     final public function buttonClass(?string ...$class): static
     {
         $new = clone $this;
-        $new->buttonAttributes['class'] = array_filter($class, static fn ($c) => $c !== null);
+        $new->buttonAttributes['class'] = array_filter($class, static fn($c) => $c !== null);
         return $new;
     }
 
@@ -92,7 +92,7 @@ final public function name(?string $name): self
     final public function ariaDescribedBy(?string ...$value): static
     {
         $new = clone $this;
-        $new->buttonAttributes['aria-describedby'] = array_filter($value, static fn (?string $v): bool => $v !== null);
+        $new->buttonAttributes['aria-describedby'] = array_filter($value, static fn(?string $v): bool => $v !== null);
         return $new;
     }
 

src/Field/Base/DateTimeInputField.php

@@ -48,7 +48,7 @@ final public function min(?string $value): static
     final public function ariaDescribedBy(?string ...$value): static
     {
         $new = clone $this;
-        $new->inputAttributes['aria-describedby'] = array_filter($value, static fn (?string $v): bool => $v !== null);
+        $new->inputAttributes['aria-describedby'] = array_filter($value, static fn(?string $v): bool => $v !== null);
         return $new;
     }
 
@@ -157,15 +157,15 @@ final protected function generateInput(): string
             $value = $this->formatDateTime($value);
         } elseif (!is_string($value) && $value !== null) {
             throw new InvalidArgumentException(
-                (new ReflectionClass($this))->getShortName() .
-                ' field requires a string or null value.'
+                (new ReflectionClass($this))->getShortName()
+                . ' field requires a string or null value.',
             );
         }
 
         /** @psalm-suppress MixedArgument We guess that enrichment contain correct values. */
         $inputAttributes = array_merge(
             $this->enrichment['inputAttributes'] ?? [],
-            $this->getInputAttributes()
+            $this->getInputAttributes(),
         );
 
         return Html::input($this->getInputType(), $this->getName(), $value, $inputAttributes)->render();

src/Field/Base/InputData/InputDataWithCustomNameAndValueTrait.php

@@ -31,15 +31,6 @@ final public function inputData(InputDataInterface $inputData): static
         return $new;
     }
 
-    final protected function getInputData(): InputDataInterface
-    {
-        if ($this->inputData === null) {
-            $this->inputData = new InputData();
-        }
-
-        return $this->inputData;
-    }
-
     final public function name(?string $name): static
     {
         $new = clone $this;
@@ -66,6 +57,15 @@ final public function prepareValue(?callable $callback): static
         return $new;
     }
 
+    final protected function getInputData(): InputDataInterface
+    {
+        if ($this->inputData === null) {
+            $this->inputData = new InputData();
+        }
+
+        return $this->inputData;
+    }
+
     final protected function getName(): ?string
     {
         return $this->useCustomName

src/Field/Base/InputField.php

@@ -69,7 +69,7 @@ final public function addInputAttributes(array $attributes): static
     final public function inputClass(?string ...$class): static
     {
         $new = clone $this;
-        $new->inputAttributes['class'] = array_filter($class, static fn ($c) => $c !== null);
+        $new->inputAttributes['class'] = array_filter($class, static fn($c) => $c !== null);
         return $new;
     }
 
@@ -96,9 +96,7 @@ final protected function getInputAttributes(): array
         return $attributes;
     }
 
-    protected function prepareInputAttributes(array &$attributes): void
-    {
-    }
+    protected function prepareInputAttributes(array &$attributes): void {}
 
     final protected function prepareIdInInputAttributes(array &$attributes): void
     {