text: //---------------------------------------------------------
  // Copyright 2015 Ontario Institute for Cancer Research
  // Written by Jared Simpson (jared.simpson@oicr.on.ca)
  //---------------------------------------------------------
  //
  // nanopolish_iupac -- handle iupac ambiguity codes
  //
  #ifndef NANOPOLISH_IUPAC_H
  #define NANOPOLISH_IUPAC_H
  
  #include <string>
  
  // IUPAC ambiguity alphabet
  namespace IUPAC
  {
      // Returns true if c is [ACGT]
      bool isUnambiguous(char c);
  
      // Returns true if c is a valid ambiguity code
      bool isAmbiguous(char c);
  
      // Returns true if c is a valid symbol in this alphabet
      bool isValid(char c);
  
      // Returns a string defining the possible unambiguous bases for each symbol
      // in the alphabet
      std::string getPossibleSymbols(char c);
  }
  
  #endif
  