464 struct EnumDef : public Definition {  struct
465   EnumDef() : is_union(false), uses_multiple_type_instances(false) {}  in EnumDef()  function
482   uint64_t Distance() const { return Distance(MinValue(), MaxValue()); }  in Distance()
488   std::string ToString(const EnumVal &ev) const {  in ToString()
493   size_t size() const { return vals.vec.size(); }  in size()
495   const std::vector<EnumVal *> &Vals() const { return vals.vec; }  in Vals()
497   const EnumVal *Lookup(const std::string &enum_name) const {  in Lookup()
501   bool is_union;
504   bool uses_multiple_type_instances;
505   Type underlying_type;
508   bool IsUInt64() const {  in IsUInt64()
512   friend EnumValBuilder;
513   SymbolTable<EnumVal> vals;