@ckeditor/ckeditor5-basic-styles/src/code/codeediting.js

Basic styles feature for CKEditor 5.

/**
 * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 */
/**
 * @module basic-styles/code/codeediting
 */
import { Plugin } from 'ckeditor5/src/core';
import { TwoStepCaretMovement, inlineHighlight } from 'ckeditor5/src/typing';
import AttributeCommand from '../attributecommand';
const CODE = 'code';
const HIGHLIGHT_CLASS = 'ck-code_selected';
/**
 * The code editing feature.
 *
 * It registers the `'code'` command and introduces the `code` attribute in the model which renders to the view
 * as a `<code>` element.
 */
export default class CodeEditing extends Plugin {
    /**
     * @inheritDoc
     */
    static get pluginName() {
        return 'CodeEditing';
    }
    /**
     * @inheritDoc
     */
    static get requires() {
        return [TwoStepCaretMovement];
    }
    /**
     * @inheritDoc
     */
    init() {
        const editor = this.editor;
        // Allow code attribute on text nodes.
        editor.model.schema.extend('$text', { allowAttributes: CODE });
        editor.model.schema.setAttributeProperties(CODE, {
            isFormatting: true,
            copyOnEnter: false
        });
        editor.conversion.attributeToElement({
            model: CODE,
            view: 'code',
            upcastAlso: {
                styles: {
                    'word-wrap': 'break-word'
                }
            }
        });
        // Create code command.
        editor.commands.add(CODE, new AttributeCommand(editor, CODE));
        // Enable two-step caret movement for `code` attribute.
        editor.plugins.get(TwoStepCaretMovement).registerAttribute(CODE);
        // Setup highlight over selected element.
        inlineHighlight(editor, CODE, 'code', HIGHLIGHT_CLASS);
    }
}