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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | 1x 1x 16x 16x 16x 2x 2x 2x 2x 2x 14x 14x 14x 9x 9x 9x 9x 5x 5x 5x 9x | import { splitTextSegment } from 'roosterjs-content-model-api';
import type {
ContentModelText,
FormatContentModelContext,
ShallowMutableContentModelParagraph,
} from 'roosterjs-content-model-types';
/**
* @internal
*/
export function transformHyphen(
previousSegment: ContentModelText,
paragraph: ShallowMutableContentModelParagraph,
context: FormatContentModelContext
): boolean {
const segments = previousSegment.text.split(' ');
const dashes = segments[segments.length - 2];
if (dashes === '--') {
const textIndex = previousSegment.text.lastIndexOf('--');
const textSegment = splitTextSegment(previousSegment, paragraph, textIndex, textIndex + 2);
textSegment.text = textSegment.text.replace('--', '—');
context.canUndoByBackspace = true;
return true;
} else {
const text = segments.pop();
const hasDashes = text && text?.indexOf('--') > -1;
if (hasDashes && text.trim() !== '--') {
const textIndex = previousSegment.text.indexOf(text);
const textSegment = splitTextSegment(
previousSegment,
paragraph,
textIndex,
textIndex + text.length - 1
);
const textLength = textSegment.text.length;
if (textSegment.text[0] !== '-' && textSegment.text[textLength - 1] !== '-') {
textSegment.text = textSegment.text.replace('--', '—');
context.canUndoByBackspace = true;
return true;
}
}
}
return false;
}
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