66 files declare their use of FieldFormatter

AttachmentTestFormatter.php in core/modules/views/tests/modules/views_test_formatter/src/Plugin/Field/FieldFormatter/AttachmentTestFormatter.php
AuthorFormatter.php in core/modules/user/src/Plugin/Field/FieldFormatter/AuthorFormatter.php
AuthorNameFormatter.php in core/modules/comment/src/Plugin/Field/FieldFormatter/AuthorNameFormatter.php
BasicStringFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/BasicStringFormatter.php
BooleanFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/BooleanFormatter.php
CommentDefaultFormatter.php in core/modules/comment/src/Plugin/Field/FieldFormatter/CommentDefaultFormatter.php
CommentPermalinkFormatter.php in core/modules/comment/src/Plugin/Field/FieldFormatter/CommentPermalinkFormatter.php
ContentModerationStateFormatter.php in core/modules/content_moderation/src/Plugin/Field/FieldFormatter/ContentModerationStateFormatter.php
DateRangeCustomFormatter.php in core/modules/datetime_range/src/Plugin/Field/FieldFormatter/DateRangeCustomFormatter.php
DateRangeDefaultFormatter.php in core/modules/datetime_range/src/Plugin/Field/FieldFormatter/DateRangeDefaultFormatter.php
DateRangePlainFormatter.php in core/modules/datetime_range/src/Plugin/Field/FieldFormatter/DateRangePlainFormatter.php
DateTimeCustomFormatter.php in core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimeCustomFormatter.php
DateTimeDefaultFormatter.php in core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimeDefaultFormatter.php
DateTimePlainFormatter.php in core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimePlainFormatter.php
DateTimeTimeAgoFormatter.php in core/modules/datetime/src/Plugin/Field/FieldFormatter/DateTimeTimeAgoFormatter.php
DecimalFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/DecimalFormatter.php
DefaultFileFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/DefaultFileFormatter.php
DummyAjaxFormatter.php in core/modules/image/tests/modules/image_module_test/src/Plugin/Field/FieldFormatter/DummyAjaxFormatter.php
DummyImageFormatter.php in core/modules/image/tests/modules/image_module_test/src/Plugin/Field/FieldFormatter/DummyImageFormatter.php
EntityReferenceEntityFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceEntityFormatter.php
EntityReferenceIdFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceIdFormatter.php
EntityReferenceLabelFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/EntityReferenceLabelFormatter.php
EntityReferenceTaxonomyTermRssFormatter.php in core/modules/taxonomy/src/Plugin/Field/FieldFormatter/EntityReferenceTaxonomyTermRssFormatter.php
EntityTestReferenceCustomCacheTagFormatter.php in core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldFormatter/EntityTestReferenceCustomCacheTagFormatter.php
FileAudioFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/FileAudioFormatter.php
FileExtensionFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/FileExtensionFormatter.php
FilemimeFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/FilemimeFormatter.php
FileSize.php in core/modules/file/src/Plugin/Field/FieldFormatter/FileSize.php
FileUriFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/FileUriFormatter.php
FileVideoFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/FileVideoFormatter.php
FormatterPluginManager.php in core/lib/Drupal/Core/Field/FormatterPluginManager.php
GenericFileFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/GenericFileFormatter.php
ImageFormatter.php in core/modules/image/src/Plugin/Field/FieldFormatter/ImageFormatter.php
ImageUrlFormatter.php in core/modules/image/src/Plugin/Field/FieldFormatter/ImageUrlFormatter.php
IntegerFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/IntegerFormatter.php
LanguageFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/LanguageFormatter.php
LinkFormatter.php in core/modules/link/src/Plugin/Field/FieldFormatter/LinkFormatter.php
LinkSeparateFormatter.php in core/modules/link/src/Plugin/Field/FieldFormatter/LinkSeparateFormatter.php
MailToFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/MailToFormatter.php
MediaThumbnailFormatter.php in core/modules/media/src/Plugin/Field/FieldFormatter/MediaThumbnailFormatter.php
NumericUnformattedFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/NumericUnformattedFormatter.php
OEmbedFormatter.php in core/modules/media/src/Plugin/Field/FieldFormatter/OEmbedFormatter.php
OptionsDefaultFormatter.php in core/modules/options/src/Plugin/Field/FieldFormatter/OptionsDefaultFormatter.php
OptionsKeyFormatter.php in core/modules/options/src/Plugin/Field/FieldFormatter/OptionsKeyFormatter.php
ResponsiveImageFormatter.php in core/modules/responsive_image/src/Plugin/Field/FieldFormatter/ResponsiveImageFormatter.php
ResponsiveImageTestFormatter.php in core/modules/responsive_image/tests/modules/responsive_image_test_module/src/Plugin/Field/FieldFormatter/ResponsiveImageTestFormatter.php
RSSEnclosureFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/RSSEnclosureFormatter.php
StringFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/StringFormatter.php
TableFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/TableFormatter.php
TelephoneLinkFormatter.php in core/modules/telephone/src/Plugin/Field/FieldFormatter/TelephoneLinkFormatter.php
TestFieldApplicableFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldApplicableFormatter.php
TestFieldDefaultFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldDefaultFormatter.php
TestFieldEmptyFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldEmptyFormatter.php
TestFieldEmptySettingFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldEmptySettingFormatter.php
TestFieldMultipleFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldMultipleFormatter.php
TestFieldNoSettingsFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldNoSettingsFormatter.php
TestFieldPrepareViewFormatter.php in core/modules/field/tests/modules/field_test/src/Plugin/Field/FieldFormatter/TestFieldPrepareViewFormatter.php
TestTextTrimmedFormatter.php in core/modules/field/tests/modules/field_plugins_test/src/Plugin/Field/FieldFormatter/TestTextTrimmedFormatter.php
TextDefaultFormatter.php in core/modules/text/src/Plugin/Field/FieldFormatter/TextDefaultFormatter.php
TextSummaryOrTrimmedFormatter.php in core/modules/text/src/Plugin/Field/FieldFormatter/TextSummaryOrTrimmedFormatter.php
TextTrimmedFormatter.php in core/modules/text/src/Plugin/Field/FieldFormatter/TextTrimmedFormatter.php
TimestampAgoFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampAgoFormatter.php
TimestampFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/TimestampFormatter.php
UriLinkFormatter.php in core/lib/Drupal/Core/Field/Plugin/Field/FieldFormatter/UriLinkFormatter.php
UrlPlainFormatter.php in core/modules/file/src/Plugin/Field/FieldFormatter/UrlPlainFormatter.php
UserNameFormatter.php in core/modules/user/src/Plugin/Field/FieldFormatter/UserNameFormatter.php

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