Method buildQueryVariants

src/core/search.ts:427–459

(query: string, maxExpansions: number)

  }

  private buildQueryVariants(query: string, maxExpansions: number): QueryVariant[] {
    const variants: QueryVariant[] = [{ query, weight: 1 }];
    if (maxExpansions <= 0) return variants;

    const normalized = query.toLowerCase();
    const terms = new Set(this.normalizeQueryTerms(query));

    for (const hint of QUERY_EXPANSION_HINTS) {
      if (!hint.pattern.test(query)) continue;
      for (const term of hint.terms) {
        if (!normalized.includes(term)) {
          terms.add(term);
        }
      }
    }

    const addedTerms = Array.from(terms).filter((term) => !normalized.includes(term));
    if (addedTerms.length === 0) return variants;

    const firstExpansion = `${query} ${addedTerms.slice(0, 6).join(' ')}`.trim();
    if (firstExpansion !== query) {
      variants.push({ query: firstExpansion, weight: 0.35 });
    }

    if (maxExpansions > 1 && addedTerms.length > 6) {
      const secondExpansion = `${query} ${addedTerms.slice(6, 12).join(' ')}`.trim();
      if (secondExpansion !== query) {
        variants.push({ query: secondExpansion, weight: 0.25 });
      }
    }

    return variants.slice(0, 1 + maxExpansions);
  }

  private isTemplateOrStyleFile(filePath: string): boolean {
    const ext = path.extname(filePath).toLowerCase();