[Intl] Add types to private properties

Signed-off-by: Alexander M. Turek <me@derrabus.de>

Author: derrabus

Data/Bundle/Compiler/GenrbCompiler.php

@@ -22,7 +22,7 @@
  */
 class GenrbCompiler implements BundleCompilerInterface
 {
-    private $genrb;
+    private string $genrb;
 
     /**
      * Creates a new compiler based on the "genrb" executable.

Data/Bundle/Reader/BufferedBundleReader.php

@@ -20,8 +20,8 @@
  */
 class BufferedBundleReader implements BundleReaderInterface
 {
-    private $reader;
-    private $buffer;
+    private BundleReaderInterface $reader;
+    private RingBuffer $buffer;
 
     public function __construct(BundleReaderInterface $reader, int $bufferSize)
     {

Data/Bundle/Reader/BundleEntryReader.php

@@ -28,12 +28,12 @@
  */
 class BundleEntryReader implements BundleEntryReaderInterface
 {
-    private $reader;
+    private BundleReaderInterface $reader;
 
     /**
      * A mapping of locale aliases to locales.
      */
-    private $localeAliases = [];
+    private array $localeAliases = [];
 
     /**
      * Creates an entry reader based on the given resource bundle reader.

Data/Generator/AbstractDataGenerator.php

@@ -27,8 +27,8 @@
  */
 abstract class AbstractDataGenerator
 {
-    private $compiler;
-    private $dirName;
+    private BundleCompilerInterface $compiler;
+    private string $dirName;
 
     public function __construct(BundleCompilerInterface $compiler, string $dirName)
     {

Data/Generator/CurrencyDataGenerator.php

@@ -46,7 +46,7 @@ class CurrencyDataGenerator extends AbstractDataGenerator
      *
      * @var string[]
      */
-    private $currencyCodes = [];
+    private array $currencyCodes = [];
 
     /**
      * {@inheritdoc}

Data/Generator/FallbackTrait.php

@@ -21,8 +21,8 @@
  */
 trait FallbackTrait
 {
-    private $fallbackCache = [];
-    private $generatingFallback = false;
+    private array $fallbackCache = [];
+    private bool $generatingFallback = false;
 
     /**
      * @see AbstractDataGenerator::generateDataForLocale()

Data/Generator/GeneratorConfig.php

@@ -22,13 +22,13 @@
  */
 class GeneratorConfig
 {
-    private $sourceDir;
-    private $icuVersion;
+    private string $sourceDir;
+    private string $icuVersion;
 
     /**
      * @var BundleWriterInterface[]
      */
-    private $bundleWriters = [];
+    private array $bundleWriters = [];
 
     public function __construct(string $sourceDir, string $icuVersion)
     {

Data/Generator/LanguageDataGenerator.php

@@ -96,7 +96,7 @@ class LanguageDataGenerator extends AbstractDataGenerator
      *
      * @var string[]
      */
-    private $languageCodes = [];
+    private array $languageCodes = [];
 
     /**
      * {@inheritdoc}

Data/Generator/LocaleDataGenerator.php

@@ -29,9 +29,9 @@ class LocaleDataGenerator extends AbstractDataGenerator
 {
     use FallbackTrait;
 
-    private $locales = [];
-    private $localeAliases = [];
-    private $localeParents = [];
+    private array $locales = [];
+    private array $localeAliases = [];
+    private array $localeParents = [];
 
     /**
      * {@inheritdoc}

Data/Generator/RegionDataGenerator.php

@@ -65,7 +65,7 @@ class RegionDataGenerator extends AbstractDataGenerator
      *
      * @var string[]
      */
-    private $regionCodes = [];
+    private array $regionCodes = [];
 
     public static function isValidCountryCode(int|string|null $region)
     {