Function createTextMatcher

packages/shell/src/helpers.ts:454–470

(query: string, options: StateSearchOptions)

}

function createTextMatcher(query: string, options: StateSearchOptions): RegExp {
  if (query.length === 0) {
    throw new Error("Search query must not be empty");
  }

  let source = options.regex ? query : escapeRegExp(query);
  if (options.wholeWord) {
    source = `\\b(?:${source})\\b`;
  }

  try {
    return new RegExp(source, options.caseSensitive === false ? "gi" : "g");
  } catch (error) {
    const message = error instanceof Error ? error.message : String(error);
    throw new Error(`Invalid search pattern: ${message}`);
  }
}

function escapeRegExp(value: string): string {
  return value.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");