Issue #2958429 by alexpott: Properly deprecate SafeMarkup::format()

core/includes/bootstrap.inc

@@ -7,7 +7,7 @@
 
 use Drupal\Component\Utility\Crypt;
 use Drupal\Component\Utility\Html;
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Component\Utility\Unicode;
 use Drupal\Core\Config\BootstrapConfigStorageFactory;
 use Drupal\Core\Logger\RfcLogLevel;
@@ -273,7 +273,7 @@ function drupal_get_filename($type, $name, $filename = NULL) {
     }
   }
   // If the filename is still unknown, create a user-level error message.
-  trigger_error(SafeMarkup::format('The following @type is missing from the file system: @name', ['@type' => $type, '@name' => $name]), E_USER_WARNING);
+  trigger_error(new FormattableMarkup('The following @type is missing from the file system: @name', ['@type' => $type, '@name' => $name]), E_USER_WARNING);
 }
 
 /**
@@ -349,7 +349,7 @@ function t($string, array $args = [], array $options = []) {
  * @see https://www.drupal.org/node/2302363
  */
 function format_string($string, array $args) {
-  return SafeMarkup::format($string, $args);
+  return new FormattableMarkup($string, $args);
 }
 
 /**
@@ -981,10 +981,10 @@ function drupal_static_reset($name = NULL) {
  * Formats text for emphasized display in a placeholder inside a sentence.
  *
  * @deprecated in Drupal 8.0.0, will be removed before Drupal 9.0.0. Use
- *   \Drupal\Component\Utility\SafeMarkup::format() or Twig's "placeholder"
- *   filter instead. Note this method should not be used to simply emphasize a
- *   string and therefore has few valid use-cases. Note also, that this method
- *   does not mark the string as safe.
+ *   \Drupal\Component\Render\FormattableMarkup or Twig's "placeholder" filter
+ *   instead. Note this method should not be used to simply emphasize a string
+ *   and therefore has few valid use-cases. Note also, that this method does not
+ *   mark the string as safe.
  *
  * @see https://www.drupal.org/node/2302363
  */

core/includes/common.inc

@@ -215,7 +215,7 @@ function valid_email_address($mail) {
  * @deprecated in Drupal 8.0.x-dev, will be removed before Drupal 9.0.0.
  *   Use UrlHelper::stripDangerousProtocols() or UrlHelper::filterBadProtocol()
  *   instead. UrlHelper::stripDangerousProtocols() can be used in conjunction
- *   with \Drupal\Component\Utility\SafeMarkup::format() and an @variable
+ *   with \Drupal\Component\Render\FormattableMarkup and an @variable
  *   placeholder which will perform the necessary escaping.
  *   UrlHelper::filterBadProtocol() is functionality equivalent to check_url()
  *   apart from the fact it is protected from double escaping bugs. Note that

core/includes/errors.inc

@@ -5,7 +5,7 @@
  * Functions for error handling.
  */
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Component\Utility\Xss;
 use Drupal\Core\Logger\RfcLogLevel;
 use Drupal\Core\Render\Markup;
@@ -178,7 +178,7 @@ function _drupal_log_error($error, $fatal = FALSE) {
     if ($fatal) {
       // When called from CLI, simply output a plain text message.
       // Should not translate the string to avoid errors producing more errors.
-      $response->setContent(html_entity_decode(strip_tags(SafeMarkup::format('%type: @message in %function (line %line of %file).', $error))) . "\n");
+      $response->setContent(html_entity_decode(strip_tags(new FormattableMarkup('%type: @message in %function (line %line of %file).', $error))) . "\n");
       $response->send();
       exit;
     }
@@ -189,7 +189,7 @@ function _drupal_log_error($error, $fatal = FALSE) {
       if (error_displayable($error)) {
         // When called from JavaScript, simply output the error message.
         // Should not translate the string to avoid errors producing more errors.
-        $response->setContent(SafeMarkup::format('%type: @message in %function (line %line of %file).', $error));
+        $response->setContent(new FormattableMarkup('%type: @message in %function (line %line of %file).', $error));
         $response->send();
       }
       exit;
@@ -226,10 +226,10 @@ function _drupal_log_error($error, $fatal = FALSE) {
       if ($error_level != ERROR_REPORTING_DISPLAY_VERBOSE) {
         // Without verbose logging, use a simple message.
 
-        // We call SafeMarkup::format() directly here, rather than use t() since
-        // we are in the middle of error handling, and we don't want t() to
-        // cause further errors.
-        $message = SafeMarkup::format('%type: @message in %function (line %line of %file).', $error);
+        // We use \Drupal\Component\Render\FormattableMarkup directly here,
+        // rather than use t() since we are in the middle of error handling, and
+        // we don't want t() to cause further errors.
+        $message = new FormattableMarkup('%type: @message in %function (line %line of %file).', $error);
       }
       else {
         // With verbose logging, we will also include a backtrace.
@@ -241,7 +241,7 @@ function _drupal_log_error($error, $fatal = FALSE) {
         array_shift($backtrace);
         // Generate a backtrace containing only scalar argument values.
         $error['@backtrace'] = Error::formatBacktrace($backtrace);
-        $message = SafeMarkup::format('%type: @message in %function (line %line of %file). <pre class="backtrace">@backtrace</pre>', $error);
+        $message = new FormattableMarkup('%type: @message in %function (line %line of %file). <pre class="backtrace">@backtrace</pre>', $error);
       }
     }
 

core/includes/menu.inc

@@ -10,7 +10,7 @@
  * @{
  */
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Render\Element;
 
 /**
@@ -36,7 +36,7 @@ function template_preprocess_menu_local_task(&$variables) {
     $variables['is_active'] = TRUE;
 
     // Add text to indicate active tab for non-visual users.
-    $active = SafeMarkup::format('<span class="visually-hidden">@label</span>', ['@label' => t('(active tab)')]);
+    $active = new FormattableMarkup('<span class="visually-hidden">@label</span>', ['@label' => t('(active tab)')]);
     $link_text = t('@local-task-title@active', ['@local-task-title' => $link_text, '@active' => $active]);
   }
 

core/includes/tablesort.inc

@@ -9,7 +9,7 @@
  * column.
  */
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Url;
 use Drupal\Component\Utility\UrlHelper;
 
@@ -60,7 +60,7 @@ function tablesort_header(&$cell_content, array &$cell_attributes, array $header
       $ts['sort'] = 'asc';
       $image = '';
     }
-    $cell_content = \Drupal::l(SafeMarkup::format('@cell_content@image', ['@cell_content' => $cell_content, '@image' => $image]), new Url('<current>', [], [
+    $cell_content = \Drupal::l(new FormattableMarkup('@cell_content@image', ['@cell_content' => $cell_content, '@image' => $image]), new Url('<current>', [], [
       'attributes' => ['title' => $title],
       'query' => array_merge($ts['query'], [
         'sort' => $ts['sort'],

core/lib/Drupal/Component/Gettext/PoStreamReader.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Component\Gettext;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 
 /**
  * Implements Gettext PO stream reader.
@@ -290,7 +290,7 @@ private function readLine() {
         }
         else {
           // A comment following any other context is a syntax error.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgstr" was expected but not found on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgstr" was expected but not found on line %line.', $log_vars);
           return FALSE;
         }
         return;
@@ -300,7 +300,7 @@ private function readLine() {
 
         if ($this->context != 'MSGID') {
           // A plural form can only be added to an msgid directly.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgid_plural" was expected but not found on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgid_plural" was expected but not found on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -311,7 +311,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // The plural form must be wrapped in quotes.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains a syntax error on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains a syntax error on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -338,7 +338,7 @@ private function readLine() {
         }
         elseif ($this->context == 'MSGID') {
           // We are currently already in the context, meaning we passed an id with no data.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgid" is unexpected on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgid" is unexpected on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -349,7 +349,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // The message id must be wrapped in quotes.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: invalid format for "msgid" on line %line.', $log_vars, $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: invalid format for "msgid" on line %line.', $log_vars, $log_vars);
           return FALSE;
         }
 
@@ -367,7 +367,7 @@ private function readLine() {
         }
         elseif (!empty($this->currentItem['msgctxt'])) {
           // A context cannot apply to another context.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgctxt" is unexpected on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgctxt" is unexpected on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -378,7 +378,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // The context string must be quoted.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: invalid format for "msgctxt" on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: invalid format for "msgctxt" on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -396,13 +396,13 @@ private function readLine() {
             ($this->context != 'MSGSTR_ARR')) {
           // Plural message strings must come after msgid, msgxtxt,
           // msgid_plural, or other msgstr[] entries.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgstr[]" is unexpected on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgstr[]" is unexpected on line %line.', $log_vars);
           return FALSE;
         }
 
         // Ensure the plurality is terminated.
         if (strpos($line, ']') === FALSE) {
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: invalid format for "msgstr[]" on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: invalid format for "msgstr[]" on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -417,7 +417,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // The string must be quoted.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: invalid format for "msgstr[]" on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: invalid format for "msgstr[]" on line %line.', $log_vars);
           return FALSE;
         }
         if (!isset($this->currentItem['msgstr']) || !is_array($this->currentItem['msgstr'])) {
@@ -434,7 +434,7 @@ private function readLine() {
 
         if (($this->context != 'MSGID') && ($this->context != 'MSGCTXT')) {
           // Strings are only valid within an id or context scope.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: "msgstr" is unexpected on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: "msgstr" is unexpected on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -445,7 +445,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // The string must be quoted.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: invalid format for "msgstr" on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: invalid format for "msgstr" on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -460,7 +460,7 @@ private function readLine() {
         $quoted = $this->parseQuoted($line);
         if ($quoted === FALSE) {
           // This string must be quoted.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: string continuation expected on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: string continuation expected on line %line.', $log_vars);
           return FALSE;
         }
 
@@ -490,7 +490,7 @@ private function readLine() {
         }
         else {
           // No valid context to append to.
-          $this->errors[] = SafeMarkup::format('The translation stream %uri contains an error: unexpected string on line %line.', $log_vars);
+          $this->errors[] = new FormattableMarkup('The translation stream %uri contains an error: unexpected string on line %line.', $log_vars);
           return FALSE;
         }
         return;
@@ -503,7 +503,7 @@ private function readLine() {
       $this->currentItem = [];
     }
     elseif ($this->context != 'COMMENT') {
-      $this->errors[] = SafeMarkup::format('The translation stream %uri ended unexpectedly at line %line.', $log_vars);
+      $this->errors[] = new FormattableMarkup('The translation stream %uri ended unexpectedly at line %line.', $log_vars);
       return FALSE;
     }
 

core/lib/Drupal/Component/Utility/SafeMarkup.php

@@ -95,6 +95,7 @@ public static function checkPlain($text) {
    * @see https://www.drupal.org/node/2549395
    */
   public static function format($string, array $args) {
+    @trigger_error('SafeMarkup::format() is scheduled for removal in Drupal 9.0.0. Use \Drupal\Component\Render\FormattableMarkup. See https://www.drupal.org/node/2549395.', E_USER_DEPRECATED);
     return new FormattableMarkup($string, $args);
   }
 

core/lib/Drupal/Core/Config/Development/ConfigSchemaChecker.php

@@ -3,7 +3,7 @@
 namespace Drupal\Core\Config\Development;
 
 use Drupal\Component\Utility\Crypt;
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Config\ConfigCrudEvent;
 use Drupal\Core\Config\ConfigEvents;
 use Drupal\Core\Config\Schema\SchemaCheckTrait;
@@ -90,7 +90,7 @@ public function onConfigSave(ConfigCrudEvent $event) {
       elseif (is_array($errors)) {
         $text_errors = [];
         foreach ($errors as $key => $error) {
-          $text_errors[] = SafeMarkup::format('@key @error', ['@key' => $key, '@error' => $error]);
+          $text_errors[] = new FormattableMarkup('@key @error', ['@key' => $key, '@error' => $error]);
         }
         throw new SchemaIncompleteException("Schema errors for $name with the following errors: " . implode(', ', $text_errors));
       }

core/lib/Drupal/Core/Config/PreExistingConfigException.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\Config;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 
 /**
  * An exception thrown if configuration with the same name already exists.
@@ -56,7 +56,7 @@ public function getExtension() {
    * @return \Drupal\Core\Config\PreExistingConfigException
    */
   public static function create($extension, array $config_objects) {
-    $message = SafeMarkup::format('Configuration objects (@config_names) provided by @extension already exist in active configuration',
+    $message = new FormattableMarkup('Configuration objects (@config_names) provided by @extension already exist in active configuration',
       [
         '@config_names' => implode(', ', static::flattenConfigObjects($config_objects)),
         '@extension' => $extension

core/lib/Drupal/Core/Entity/ContentEntityBase.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\Entity;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Entity\Plugin\DataType\EntityReference;
 use Drupal\Core\Field\BaseFieldDefinition;
 use Drupal\Core\Field\ChangedFieldItemList;
@@ -799,7 +799,7 @@ public function onChange($name) {
           // Update the default internal language cache.
           $this->setDefaultLangcode();
           if (isset($this->translations[$this->defaultLangcode])) {
-            $message = SafeMarkup::format('A translation already exists for the specified language (@langcode).', ['@langcode' => $this->defaultLangcode]);
+            $message = new FormattableMarkup('A translation already exists for the specified language (@langcode).', ['@langcode' => $this->defaultLangcode]);
             throw new \InvalidArgumentException($message);
           }
           $this->updateFieldLangcodes($this->defaultLangcode);
@@ -810,7 +810,7 @@ public function onChange($name) {
           $items = $this->get($this->langcodeKey);
           if ($items->value != $this->activeLangcode) {
             $items->setValue($this->activeLangcode, FALSE);
-            $message = SafeMarkup::format('The translation language cannot be changed (@langcode).', ['@langcode' => $this->activeLangcode]);
+            $message = new FormattableMarkup('The translation language cannot be changed (@langcode).', ['@langcode' => $this->activeLangcode]);
             throw new \LogicException($message);
           }
         }
@@ -821,7 +821,7 @@ public function onChange($name) {
         //   read-only. See https://www.drupal.org/node/2443991.
         if (isset($this->values[$this->defaultLangcodeKey]) && $this->get($this->defaultLangcodeKey)->value != $this->isDefaultTranslation()) {
           $this->get($this->defaultLangcodeKey)->setValue($this->isDefaultTranslation(), FALSE);
-          $message = SafeMarkup::format('The default translation flag cannot be changed (@langcode).', ['@langcode' => $this->activeLangcode]);
+          $message = new FormattableMarkup('The default translation flag cannot be changed (@langcode).', ['@langcode' => $this->activeLangcode]);
           throw new \LogicException($message);
         }
         break;

core/lib/Drupal/Core/EventSubscriber/FinalExceptionSubscriber.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\EventSubscriber;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\StringTranslation\StringTranslationTrait;
 use Drupal\Core\Utility\Error;
@@ -98,10 +98,10 @@ public function onException(GetResponseForExceptionEvent $event) {
       if (!$this->isErrorLevelVerbose()) {
         // Without verbose logging, use a simple message.
 
-        // We call SafeMarkup::format directly here, rather than use t() since
-        // we are in the middle of error handling, and we don't want t() to
-        // cause further errors.
-        $message = SafeMarkup::format('%type: @message in %function (line %line of %file).', $error);
+        // We use \Drupal\Component\Render\FormattableMarkup directly here,
+        // rather than use t() since we are in the middle of error handling, and
+        // we don't want t() to cause further errors.
+        $message = new FormattableMarkup('%type: @message in %function (line %line of %file).', $error);
       }
       else {
         // With verbose logging, we will also include a backtrace.
@@ -119,7 +119,7 @@ public function onException(GetResponseForExceptionEvent $event) {
 
         // Generate a backtrace containing only scalar argument values.
         $error['@backtrace'] = Error::formatBacktrace($backtrace);
-        $message = SafeMarkup::format('%type: @message in %function (line %line of %file). <pre class="backtrace">@backtrace</pre>', $error);
+        $message = new FormattableMarkup('%type: @message in %function (line %line of %file). <pre class="backtrace">@backtrace</pre>', $error);
       }
     }
 

core/lib/Drupal/Core/EventSubscriber/MaintenanceModeSubscriber.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\EventSubscriber;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Config\ConfigFactoryInterface;
 use Drupal\Core\Render\BareHtmlPageRendererInterface;
 use Drupal\Core\Messenger\MessengerInterface;
@@ -146,7 +146,7 @@ public function onKernelRequestMaintenance(GetResponseEvent $event) {
    *   The formatted site maintenance message.
    */
   protected function getSiteMaintenanceMessage() {
-    return SafeMarkup::format($this->config->get('system.maintenance')->get('message'), [
+    return new FormattableMarkup($this->config->get('system.maintenance')->get('message'), [
       '@site' => $this->config->get('system.site')->get('name'),
     ]);
   }

core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampAgoFormatter.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\Field\Plugin\Field\FieldFormatter;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Cache\CacheableMetadata;
 use Drupal\Core\Datetime\DateFormatterInterface;
 use Drupal\Core\Field\FieldDefinitionInterface;
@@ -187,13 +187,13 @@ protected function formatTimestamp($timestamp) {
     if ($this->request->server->get('REQUEST_TIME') > $timestamp) {
       $result = $this->dateFormatter->formatTimeDiffSince($timestamp, $options);
       $build = [
-        '#markup' => SafeMarkup::format($this->getSetting('past_format'), ['@interval' => $result->getString()]),
+        '#markup' => new FormattableMarkup($this->getSetting('past_format'), ['@interval' => $result->getString()]),
       ];
     }
     else {
       $result = $this->dateFormatter->formatTimeDiffUntil($timestamp, $options);
       $build = [
-        '#markup' => SafeMarkup::format($this->getSetting('future_format'), ['@interval' => $result->getString()]),
+        '#markup' => new FormattableMarkup($this->getSetting('future_format'), ['@interval' => $result->getString()]),
       ];
     }
     CacheableMetadata::createFromObject($result)->applyTo($build);

core/lib/Drupal/Core/ImageToolkit/ImageToolkitOperationManager.php

@@ -7,7 +7,7 @@
 use Drupal\Core\Plugin\DefaultPluginManager;
 use Drupal\Component\Plugin\Exception\PluginNotFoundException;
 use Drupal\Component\Plugin\Factory\DefaultFactory;
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Psr\Log\LoggerInterface;
 
 /**
@@ -91,7 +91,7 @@ function ($definition) use ($toolkit_id, $operation) {
         return $this->getToolkitOperationPluginId($base_toolkit, $operation);
       }
 
-      $message = SafeMarkup::format("No image operation plugin for '@toolkit' toolkit and '@operation' operation.", ['@toolkit' => $toolkit_id, '@operation' => $operation]);
+      $message = new FormattableMarkup("No image operation plugin for '@toolkit' toolkit and '@operation' operation.", ['@toolkit' => $toolkit_id, '@operation' => $operation]);
       throw new PluginNotFoundException($toolkit_id . '.' . $operation, $message);
     }
     else {

core/lib/Drupal/Core/Logger/LogMessageParser.php

@@ -16,7 +16,7 @@ public function parseMessagePlaceholders(&$message, array &$context) {
     if (($start = strpos($message, '{')) !== FALSE && strpos($message, '}') > $start) {
       $has_psr3 = TRUE;
       // Transform PSR3 style messages containing placeholders to
-      // \Drupal\Component\Utility\SafeMarkup::format() style.
+      // \Drupal\Component\Render\FormattableMarkup style.
       $message = preg_replace('/\{(.*)\}/U', '@$1', $message);
     }
     foreach ($context as $key => $variable) {
@@ -30,7 +30,7 @@ public function parseMessagePlaceholders(&$message, array &$context) {
         }
       }
       if (!empty($key) && ($key[0] === '@' || $key[0] === '%' || $key[0] === '!')) {
-        // The key is now in \Drupal\Component\Utility\SafeMarkup::format() style.
+        // The key is now in \Drupal\Component\Render\FormattableMarkup style.
         $variables[$key] = $variable;
       }
     }

core/lib/Drupal/Core/Logger/LogMessageParserInterface.php

@@ -15,14 +15,15 @@ interface LogMessageParserInterface {
    *   - PSR3 format:
    *     @see https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md#12-message
    *   - Drupal specific string placeholder format:
-   *     @see \Drupal\Component\Utility\SafeMarkup::format()
+   *     @see \Drupal\Component\Render\FormattableMarkup
    *
-   * Values in PSR3 format will be transformed to SafeMarkup::format() format.
+   * Values in PSR3 format will be transformed to
+   * \Drupal\Component\Render\FormattableMarkup format.
    *
    * @param string $message
    *   The message that contains the placeholders.
    *   If the message is in PSR3 style, it will be transformed to
-   *   \Drupal\Component\Utility\SafeMarkup::format() style.
+   *   \Drupal\Component\Render\FormattableMarkup style.
    * @param array $context
    *   An array that may or may not contain placeholder variables.
    *

core/lib/Drupal/Core/Menu/menu.api.php

@@ -450,7 +450,7 @@ function hook_system_breadcrumb_alter(\Drupal\Core\Breadcrumb\Breadcrumb &$bread
  *   The following keys can be altered:
  *   - text: The link text for the anchor tag. If the hook implementation
  *     changes this text it needs to preserve the safeness of the original text.
- *     Using t() or \Drupal\Component\Utility\SafeMarkup::format() with
+ *     Using t() or \Drupal\Component\Render\FormattableMarkup with
  *     @placeholder is recommended as this will escape the original text if
  *     necessary. If the resulting text is not marked safe it will be escaped.
  *   - url_is_active: Whether or not the link points to the currently active

core/lib/Drupal/Core/Render/Element.php

@@ -2,7 +2,7 @@
 
 namespace Drupal\Core\Render;
 
-use Drupal\Component\Utility\SafeMarkup;
+use Drupal\Component\Render\FormattableMarkup;
 use Drupal\Core\Access\AccessResultInterface;
 
 /**
@@ -94,7 +94,7 @@ public static function children(array &$elements, $sort = FALSE) {
         // Only trigger an error if the value is not null.
         // @see https://www.drupal.org/node/1283892
         elseif (isset($value)) {
-          trigger_error(SafeMarkup::format('"@key" is an invalid render array key', ['@key' => $key]), E_USER_ERROR);
+          trigger_error(new FormattableMarkup('"@key" is an invalid render array key', ['@key' => $key]), E_USER_ERROR);
         }
       }
       $i++;

core/lib/Drupal/Core/StringTranslation/PluralTranslatableMarkup.php

@@ -81,7 +81,7 @@ public function __construct($count, $singular, $plural, array $args = [], array
    *   An associative array of replacements to make after translation. Instances
    *   of any key in this array are replaced with the corresponding value.
    *   Based on the first character of the key, the value is escaped and/or
-   *   themed. See \Drupal\Component\Utility\SafeMarkup::format(). Note that you
+   *   themed. See \Drupal\Component\Render\FormattableMarkup. Note that you
    *   do not need to include @count in this array; this replacement is done
    *   automatically for the plural cases.
    * @param array $options

core/lib/Drupal/Core/StringTranslation/TranslationInterface.php

@@ -93,7 +93,7 @@ public function translateString(TranslatableMarkup $translated_string);
    *   An associative array of replacements to make after translation. Instances
    *   of any key in this array are replaced with the corresponding value.
    *   Based on the first character of the key, the value is escaped and/or
-   *   themed. See \Drupal\Component\Utility\SafeMarkup::format(). Note that you do
+   *   themed. See \Drupal\Component\Render\FormattableMarkup. Note that you do
    *   not need to include @count in this array; this replacement is done
    *   automatically for the plural cases.
    * @param array $options
@@ -104,7 +104,7 @@ public function translateString(TranslatableMarkup $translated_string);
    *
    * @see \Drupal\Core\StringTranslation\TranslationInterface::translate()
    * @see t()
-   * @see \Drupal\Component\Utility\SafeMarkup::format()
+   * @see \Drupal\Component\Render\FormattableMarkup
    * @see \Drupal\Core\StringTranslation\PluralTranslatableMarkup::createFromTranslatedString()
    */
   public function formatPlural($count, $singular, $plural, array $args = [], array $options = []);