Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/modules/file/config/schema/file.schema.yml

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+# Schema for the configuration files of the File module.
+
+file.settings:
+  type: config_object
+  label: 'File settings'
+  mapping:
+    description:
+      type: mapping
+      label: 'Description'
+      mapping:
+        type:
+          type: string
+          label: 'Type'
+        length:
+          type: integer
+          label: 'Length'
+    icon:
+      type: mapping
+      label: 'Icon'
+      mapping:
+        directory:
+          type: path
+          label: 'Directory'
+
+field.storage_settings.file:
+  type: base_entity_reference_field_settings
+  label: 'File settings'
+  mapping:
+    display_field:
+      type: boolean
+      label: 'Enable Display field'
+    display_default:
+      type: boolean
+      label: 'Files displayed by default'
+    uri_scheme:
+      type: string
+      label: 'Upload destination'
+
+field.value.file:
+  type: mapping
+  label: 'Default value'
+
+base_file_field_field_settings:
+  type: mapping
+  mapping:
+    handler:
+      type: string
+      label: 'Reference method'
+    handler_settings:
+      type: entity_reference_selection.[%parent.handler]
+      label: 'Entity reference selection settings'
+    file_directory:
+      type: string
+      label: 'File directory'
+    file_extensions:
+      type: string
+      label: 'Allowed file extensions'
+    max_filesize:
+      type: string
+      label: 'Maximum upload size'
+
+field.field_settings.file:
+  type: base_file_field_field_settings
+  label: 'File settings'
+  mapping:
+    description_field:
+      type: boolean
+      label: 'Enable Description field'
+
+field.formatter.settings.file_default:
+  type: mapping
+  label: 'Generic file format settings'
+
+field.formatter.settings.file_rss_enclosure:
+  type: mapping
+  label: 'RSS enclosure format settings'
+
+field.formatter.settings.file_table:
+  type: mapping
+  label: 'Table of files format settings'
+
+field.formatter.settings.file_url_plain:
+  type: mapping
+  label: 'URL to file format settings'
+
+field.widget.settings.file_generic:
+  type: mapping
+  label: 'File format settings'
+  mapping:
+    progress_indicator:
+      type: string
+      label: 'Progress indicator'
+
+field_formatter_settings_base_file:
+  type: mapping
+  mapping:
+    link_to_file:
+      type: boolean
+      label: 'Link to file'
+
+field.formatter.settings.file_link:
+  type: field_formatter_settings_base_file
+
+field.formatter.settings.file_uri:
+  type: field_formatter_settings_base_file
+  mapping:
+    file_download_path:
+      type: boolean
+      label: 'Display download path'
+
+field.formatter.settings.file_filemime:
+  type: field_formatter_settings_base_file
+  mapping:
+    filemime_image:
+      type: boolean
+      label: 'Display the filemime as icon'
+
+field.formatter.settings.file_extension:
+  type: field_formatter_settings_base_file
+  mapping:
+    extension_detect_tar:
+      type: boolean
+      label: 'Detect tar'

core/modules/file/config/schema/file.views.schema.yml

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+# Schema for the views plugins of the File module.
+
+
+views.argument.file_fid:
+  type: views.argument.numeric
+  label: 'File ID'
+
+views.field.file_extension:
+  type: views_field
+  label: 'File extension'
+  mapping:
+    extension_detect_tar:
+      type: boolean
+      label: 'Detect if tar is part of the extension'
+
+views.field.file:
+  type: views_field
+  label: 'File'
+  mapping:
+    link_to_file:
+      type: boolean
+      label: 'Link this field to download the file'
+
+views.field.file_filemime:
+  type: views.field.file
+  label: 'File MIME'
+  mapping:
+    filemime_image:
+      type: boolean
+      label: 'Display an icon representing the file type, instead of the MIME text (such as "image/jpeg")'
+
+views.field.file_uri:
+  type: views.field.file
+  label: 'File URI'
+  mapping:
+    file_download_path:
+      type: boolean
+      label: 'Display download path instead of file storage URI'
+
+views.filter.file_status:
+  type: views.filter.in_operator
+  label: 'File status'