15 files declare their use of Yaml
- DependencyTest.php in core/
modules/ system/ tests/ src/ Functional/ Module/ DependencyTest.php - DistributionProfileExistingSettingsTest.php in core/
tests/ Drupal/ FunctionalTests/ Installer/ DistributionProfileExistingSettingsTest.php - ExtensionListTest.php in core/
tests/ Drupal/ Tests/ Core/ Extension/ ExtensionListTest.php - FrontMatterTest.php in core/
tests/ Drupal/ Tests/ Component/ FrontMatter/ FrontMatterTest.php - GenerateTheme.php in core/
lib/ Drupal/ Core/ Command/ GenerateTheme.php - InstallerExistingConfigSyncDirectoryMultilingualTest.php in core/
tests/ Drupal/ FunctionalTests/ Installer/ InstallerExistingConfigSyncDirectoryMultilingualTest.php - InstallerExistingConfigTestBase.php in core/
tests/ Drupal/ FunctionalTests/ Installer/ InstallerExistingConfigTestBase.php - ModuleInfoTest.php in core/
tests/ Drupal/ Tests/ Core/ Extension/ ModuleInfoTest.php - MultipleDistributionsProfileTest.php in core/
tests/ Drupal/ FunctionalTests/ Installer/ MultipleDistributionsProfileTest.php - StarterKit.php in core/
themes/ starterkit_theme/ src/ StarterKit.php - UpdateScriptTest.php in core/
modules/ system/ tests/ src/ Functional/ UpdateSystem/ UpdateScriptTest.php - Yaml.php in core/
lib/ Drupal/ Core/ Serialization/ Yaml.php - YamlDirectoryDiscovery.php in core/
lib/ Drupal/ Component/ Discovery/ YamlDirectoryDiscovery.php - YamlDiscovery.php in core/
lib/ Drupal/ Component/ Discovery/ YamlDiscovery.php - YamlTest.php in core/
tests/ Drupal/ Tests/ Component/ Serialization/ YamlTest.php
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