setDOMSelection addRangeToSelection.ts

83.33% Statements 10/12

75% Branches 12/16

100% Functions 1/1

81.82% Lines 9/11

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  import { areSameRanges } from '../../corePlugin/cache/areSameSelections';
 
/**
 * @internal
 */
export function addRangeToSelection(doc: Document, range: Range, isReverted: boolean = false) {
    const selection = doc.defaultView?.getSelection();
 
    Eif (selection) {
        const currentRange = selection.rangeCount > 0 && selection.getRangeAt(0);
        Iif (currentRange && areSameRanges(currentRange, range)) {
            return;
        }
        selection.removeAllRanges();
 
        Eif (!isReverted) {
            selection.addRange(range);
        } else {
            selection.setBaseAndExtent(
                range.endContainer,
                range.endOffset,
                range.startContainer,
                range.startOffset
            );
        }
    }
}