feat: apply finalize test case class and declare strict types

src/Exceptions/LanguagesRequestException.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Exceptions;
 
 use ErrorException;

src/Exceptions/LargeTextException.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Exceptions;
 
 use ErrorException;

src/Exceptions/RateLimitException.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Exceptions;
 
 use ErrorException;

src/Exceptions/TranslationDecodingException.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Exceptions;
 
 use UnexpectedValueException;

src/Exceptions/TranslationRequestException.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Exceptions;
 
 use ErrorException;

src/GoogleTranslate.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate;
 
 use DOMDocument;
@@ -26,7 +28,7 @@
 class GoogleTranslate
 {
     /**
-     * @var \GuzzleHttp\Client HTTP Client
+     * @var Client HTTP Client
      */
     protected Client $client;
 

src/Tokens/GoogleTokenGenerator.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tokens;
 
 /**
@@ -22,7 +24,7 @@ public function generateToken(string $source, string $target, string $text): str
     {
         $tkk = ['406398', 2087938574];
 
-        for ($d = [], $e = 0, $f = 0; $f < $this->length($text); $f++) {
+        for ($d = [], $e = 0, $f = 0; $f < $this->length($text); ++$f) {
             $g = $this->charCodeAt($text, $f);
             if ($g < 128) {
                 $d[$e++] = $g;

src/Tokens/SampleTokenGenerator.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tokens;
 
 /**

src/Tokens/TokenProviderInterface.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tokens;
 
 /**

tests/ExceptionTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tests;
 
 use ErrorException;
@@ -12,7 +14,7 @@
 use Stichoza\GoogleTranslate\GoogleTranslate;
 use UnexpectedValueException;
 
-class ExceptionTest extends TestCase
+final class ExceptionTest extends TestCase
 {
     public GoogleTranslate $tr;
 

tests/LanguageDetectionTest.php

@@ -1,11 +1,13 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tests;
 
 use PHPUnit\Framework\TestCase;
 use Stichoza\GoogleTranslate\GoogleTranslate;
 
-class LanguageDetectionTest extends TestCase
+final class LanguageDetectionTest extends TestCase
 {
     public GoogleTranslate $tr;
 

tests/SupportedLanguagesTest.php

@@ -1,11 +1,13 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tests;
 
 use PHPUnit\Framework\TestCase;
 use Stichoza\GoogleTranslate\GoogleTranslate;
 
-class SupportedLanguagesTest extends TestCase
+final class SupportedLanguagesTest extends TestCase
 {
     public GoogleTranslate $tr;
 

tests/TranslationTest.php

@@ -1,11 +1,13 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tests;
 
 use PHPUnit\Framework\TestCase;
 use Stichoza\GoogleTranslate\GoogleTranslate;
 
-class TranslationTest extends TestCase
+final class TranslationTest extends TestCase
 {
     public GoogleTranslate $tr;
 

tests/UtilityTest.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Stichoza\GoogleTranslate\Tests;
 
 use Exception;
@@ -8,7 +10,7 @@
 use ReflectionMethod;
 use Stichoza\GoogleTranslate\GoogleTranslate;
 
-class UtilityTest extends TestCase
+final class UtilityTest extends TestCase
 {
     public GoogleTranslate $tr;