text: #pragma once
  
  #include <string>
  #include "llvm/ADT/StringRef.h"
  
  /**
   * Remove double-quotes from the start/end of a string, if present.
   */
  llvm::StringRef unquoteStr(llvm::StringRef s);
  
  /**
   * If `s` starts with `prefix`, remove it. Otherwise, does nothing.
   */
  void removePrefixIfPresent(std::string &s, std::string prefix);
  