All files / roosterjs-content-model-api/lib/publicApi/segment toggleBold.ts

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import { formatSegmentWithContentModel } from '../utils/formatSegmentWithContentModel';
import { isBold } from 'roosterjs-content-model-dom';
import type { IEditor } from 'roosterjs-content-model-types';
 
/**
 * Toggle bold style
 * @param editor The editor to operate on
 */
export function toggleBold(editor: IEditor) {
    editor.focus();
 
    formatSegmentWithContentModel(
        editor,
        'toggleBold',
        (format, isTurningOn) => {
            format.fontWeight = isTurningOn ? 'bold' : 'normal';
        },
        (format, _, paragraph) =>
            isBold(
                typeof format.fontWeight == 'undefined'
                    ? paragraph?.decorator?.format.fontWeight
                    : format.fontWeight
            )
    );
}