1 //===- TypeCollection.h - A collection of CodeView type records -*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_DEBUGINFO_CODEVIEW_TYPECOLLECTION_H
11 #define LLVM_DEBUGINFO_CODEVIEW_TYPECOLLECTION_H
12 
13 #include "llvm/ADT/StringRef.h"
14 
15 #include "llvm/DebugInfo/CodeView/TypeIndex.h"
16 #include "llvm/DebugInfo/CodeView/TypeRecord.h"
17 
18 namespace llvm {
19 namespace codeview {
20 class TypeCollection {
21 public:
22   virtual ~TypeCollection() = default;
23 
empty()24   bool empty() { return size() == 0; }
25 
26   virtual Optional<TypeIndex> getFirst() = 0;
27   virtual Optional<TypeIndex> getNext(TypeIndex Prev) = 0;
28 
29   virtual CVType getType(TypeIndex Index) = 0;
30   virtual StringRef getTypeName(TypeIndex Index) = 0;
31   virtual bool contains(TypeIndex Index) = 0;
32   virtual uint32_t size() = 0;
33   virtual uint32_t capacity() = 0;
34 
ForEachRecord(TFunc Func)35   template <typename TFunc> void ForEachRecord(TFunc Func) {
36     Optional<TypeIndex> Next = getFirst();
37 
38     while (Next.hasValue()) {
39       TypeIndex N = *Next;
40       Func(N, getType(N));
41       Next = getNext(N);
42     }
43   }
44 };
45 }
46 }
47 
48 #endif
49