35 files declare their use of PreCreateEvent

AllowedScaffoldPackagesValidator.php in core/modules/package_manager/src/Validator/AllowedScaffoldPackagesValidator.php
AllowedScaffoldPackagesValidatorTest.php in core/modules/package_manager/tests/src/Kernel/AllowedScaffoldPackagesValidatorTest.php
BaseRequirementsFulfilledValidator.php in core/modules/package_manager/src/Validator/BaseRequirementsFulfilledValidator.php
BaseRequirementsFulfilledValidatorTest.php in core/modules/package_manager/tests/src/Kernel/BaseRequirementsFulfilledValidatorTest.php
BaseRequirementValidatorTrait.php in core/modules/package_manager/src/Validator/BaseRequirementValidatorTrait.php
ChangeLogger.php in core/modules/package_manager/src/EventSubscriber/ChangeLogger.php
ComposerPatchesValidator.php in core/modules/package_manager/src/Validator/ComposerPatchesValidator.php
ComposerPatchesValidatorTest.php in core/modules/package_manager/tests/src/Kernel/ComposerPatchesValidatorTest.php
ComposerPluginsValidator.php in core/modules/package_manager/src/Validator/ComposerPluginsValidator.php
ComposerPluginsValidatorTest.php in core/modules/package_manager/tests/src/Kernel/ComposerPluginsValidatorTest.php
ComposerValidatorTest.php in core/modules/package_manager/tests/src/Kernel/ComposerValidatorTest.php
DiskSpaceValidatorTest.php in core/modules/package_manager/tests/src/Kernel/DiskSpaceValidatorTest.php
EnvironmentSupportValidatorTest.php in core/modules/package_manager/tests/src/Kernel/EnvironmentSupportValidatorTest.php
EventLogSubscriber.php in core/modules/package_manager/tests/modules/package_manager_test_event_logger/src/EventSubscriber/EventLogSubscriber.php
LockFileValidator.php in core/modules/package_manager/src/Validator/LockFileValidator.php
LockFileValidatorTest.php in core/modules/package_manager/tests/src/Kernel/LockFileValidatorTest.php
MultisiteValidatorTest.php in core/modules/package_manager/tests/src/Kernel/MultisiteValidatorTest.php
PendingUpdatesValidator.php in core/modules/package_manager/src/Validator/PendingUpdatesValidator.php
PendingUpdatesValidatorTest.php in core/modules/package_manager/tests/src/Kernel/PendingUpdatesValidatorTest.php
PhpExtensionsValidator.php in core/modules/package_manager/src/Validator/PhpExtensionsValidator.php
PhpExtensionsValidatorTest.php in core/modules/package_manager/tests/src/Kernel/PhpExtensionsValidatorTest.php
PhpTufValidator.php in core/modules/package_manager/src/Validator/PhpTufValidator.php
PhpTufValidatorTest.php in core/modules/package_manager/tests/src/Kernel/PhpTufValidatorTest.php
RsyncValidator.php in core/modules/package_manager/src/Validator/RsyncValidator.php
RsyncValidatorTest.php in core/modules/package_manager/tests/src/Kernel/RsyncValidatorTest.php
SettingsValidator.php in core/modules/package_manager/src/Validator/SettingsValidator.php
SettingsValidatorTest.php in core/modules/package_manager/tests/src/Kernel/SettingsValidatorTest.php
StageBase.php in core/modules/package_manager/src/StageBase.php
StageBaseTest.php in core/modules/package_manager/tests/src/Kernel/StageBaseTest.php
StageEventsTest.php in core/modules/package_manager/tests/src/Kernel/StageEventsTest.php
StageNotInActiveValidatorTest.php in core/modules/package_manager/tests/src/Unit/StageNotInActiveValidatorTest.php
StageOwnershipTest.php in core/modules/package_manager/tests/src/Kernel/StageOwnershipTest.php
SymlinkValidatorTest.php in core/modules/package_manager/tests/src/Kernel/SymlinkValidatorTest.php
TestSubscriber.php in core/modules/package_manager/tests/modules/package_manager_test_validation/src/EventSubscriber/TestSubscriber.php
WritableFileSystemValidatorTest.php in core/modules/package_manager/tests/src/Kernel/WritableFileSystemValidatorTest.php

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