Core Separator

PRC's override/extension of the WordPress core/separator block.

Block Namespace

prc-block/core-separator

What PRC Customizes

• Removes the "Wide Line" block style from the editor
• Overrides separator rendering to use only a top border (removes bottom border)
• Ensures consistent 1px border width

Supports Modifications

None.

Additional Attributes

None.

Available Styles

None. The core "Wide Line" style is removed via unregisterBlockStyle.

Style Overrides

File: style.scss

• Border normalization — border-bottom: none on .wp-block-separator; non-editor separators (:not(.wp-block)) get border-top-width: 1px

Editor Enhancements

File: index.js

• On DOM ready, unregisters the wide-line block style from core/separator using unregisterBlockStyle
• Imports style.scss for editor/frontend styles

Frontend Interactivity

None. No view.js file.

PHP Rendering

File: class-core-separator.php

• register_assets (init hook) — registers the style handle
• register_editor_script (enqueue_block_editor_assets hook) — enqueues the editor script (for style unregistration)
• register_style (enqueue_block_assets hook) — enqueues the style

No render filter modifications.

Block Markup Example

<hr class="wp-block-separator has-alpha-channel-opacity" />

Variations

None.