26   const char *Ptr;  member in __anon7ae717dd0111::Cursor
30   Cursor(NoneType) : Ptr(nullptr), End(nullptr) {}  in Cursor()
33     Ptr = Str.data();  in Cursor()
34     End = Ptr + Str.size();  in Cursor()
37   bool isEOF() const { return Ptr == End; }  in isEOF()
39   char peek(int I = 0) const { return End - Ptr <= I ? 0 : Ptr[I]; }  in peek()
41   void advance(unsigned I = 1) { Ptr += I; }  in advance()
43   StringRef remaining() const { return StringRef(Ptr, End - Ptr); }  in remaining()
46     assert(C.Ptr >= Ptr && C.Ptr <= End);  in upto()
47     return StringRef(Ptr, C.Ptr - Ptr);  in upto()
50   StringRef::iterator location() const { return Ptr; }  in location()
52   operator bool() const { return Ptr != nullptr; }  in operator bool()