1 //===- TypeCollection.h - A collection of CodeView type records -*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_DEBUGINFO_CODEVIEW_TYPECOLLECTION_H
10 #define LLVM_DEBUGINFO_CODEVIEW_TYPECOLLECTION_H
11 
12 #include "llvm/ADT/StringRef.h"
13 
14 #include "llvm/DebugInfo/CodeView/TypeIndex.h"
15 #include "llvm/DebugInfo/CodeView/TypeRecord.h"
16 
17 namespace llvm {
18 namespace codeview {
19 class TypeCollection {
20 public:
21   virtual ~TypeCollection() = default;
22 
23   bool empty() { return size() == 0; }
24 
25   virtual Optional<TypeIndex> getFirst() = 0;
26   virtual Optional<TypeIndex> getNext(TypeIndex Prev) = 0;
27 
28   virtual CVType getType(TypeIndex Index) = 0;
29   virtual StringRef getTypeName(TypeIndex Index) = 0;
30   virtual bool contains(TypeIndex Index) = 0;
31   virtual uint32_t size() = 0;
32   virtual uint32_t capacity() = 0;
33 
34   template <typename TFunc> void ForEachRecord(TFunc Func) {
35     Optional<TypeIndex> Next = getFirst();
36 
37     while (Next.hasValue()) {
38       TypeIndex N = *Next;
39       Func(N, getType(N));
40       Next = getNext(N);
41     }
42   }
43 };
44 }
45 }
46 
47 #endif
48