Function splitByFallback

src/utils/selectors-parse.ts:179–208

(expression: string)

}

function splitByFallback(expression: string): string[] {
  const segments: string[] = [];
  let current = '';
  let quote: '"' | "'" | null = null;
  for (let i = 0; i < expression.length; i += 1) {
    const ch = expression[i];
    if ((ch === '"' || ch === "'") && !isEscapedQuote(expression, i)) {
      quote = updateQuoteState(quote, ch);
      current += ch;
      continue;
    }
    if (!quote && ch === '|' && expression[i + 1] === '|') {
      const segment = current.trim();
      if (!segment) {
        throw new AppError('INVALID_ARGS', `Invalid selector fallback expression: ${expression}`);
      }
      segments.push(segment);
      current = '';
      i += 1;
      continue;
    }
    current += ch;
  }
  const finalSegment = current.trim();
  if (!finalSegment) {
    throw new AppError('INVALID_ARGS', `Invalid selector fallback expression: ${expression}`);
  }
  segments.push(finalSegment);
  return segments;
}

function tokenize(segment: string): string[] {
  const tokens: string[] = [];