Update docs

README.md

@@ -33,12 +33,12 @@ composer require yiisoft/translator-formatter-intl
 
 $categoryName = 'moduleId';
 $pathToModuleTranslations = './module/messages/';
-$additionalCategory = new Yiisoft\Translator\Category(
+$additionalCategorySource = new Yiisoft\Translator\CategorySource(
     $categoryName, 
     new \Yiisoft\Translator\Message\Php\MessageSource($pathToModuleTranslations),
     new \Yiisoft\Translator\Formatter\Intl\IntlMessageFormatter()
 );
-$translator->addCategorySource($additionalCategory);
+$translator->addCategorySource($additionalCategorySource);
 
 $translator->translate('Test string: {str}', ['str' => 'string data'], 'moduleId', 'en');
 // output: Test string: string data
@@ -50,7 +50,8 @@ $translator->translate('Test string: {str}', ['str' => 'string data'], 'moduleId
 /** @var \Yiisoft\Translator\Formatter\Intl\IntlMessageFormatter $formatter */
 $pattern = 'Total {count, number} {count, plural, one{item} other{items}}.';
 $params = ['count' => 1];
-echo $formatter->format($pattern, $params);
+$locale = 'en';
+echo $formatter->format($pattern, $params, $locale);
 // output: Total 1 item. 
 
 $pattern = '{gender, select, female{Уважаемая} other{Уважаемый}} {firstname}';
@@ -60,7 +61,7 @@ echo $formatter->format($pattern, $params, 'ru');
 
 $pattern = '{name} is {gender} and {gender, select, female{she} male{he} other{it}} loves Yii!';
 $params = ['name' => 'Alexander', 'gender' => 'male'];
-echo $formatter->format($pattern, $params);
+echo $formatter->format($pattern, $params, $locale);
 // output: Alexander is male and he loves Yii! 
 ```