1 //===-- SBSymbolContextList.cpp -------------------------------------------===//
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 #include "lldb/API/SBSymbolContextList.h"
10 #include "Utils.h"
11 #include "lldb/API/SBStream.h"
12 #include "lldb/Symbol/SymbolContext.h"
13 #include "lldb/Utility/Instrumentation.h"
14 
15 using namespace lldb;
16 using namespace lldb_private;
17 
18 SBSymbolContextList::SBSymbolContextList()
19     : m_opaque_up(new SymbolContextList()) {
20   LLDB_INSTRUMENT_VA(this);
21 }
22 
23 SBSymbolContextList::SBSymbolContextList(const SBSymbolContextList &rhs) {
24   LLDB_INSTRUMENT_VA(this, rhs);
25 
26   m_opaque_up = clone(rhs.m_opaque_up);
27 }
28 
29 SBSymbolContextList::~SBSymbolContextList() = default;
30 
31 const SBSymbolContextList &SBSymbolContextList::
32 operator=(const SBSymbolContextList &rhs) {
33   LLDB_INSTRUMENT_VA(this, rhs);
34 
35   if (this != &rhs)
36     m_opaque_up = clone(rhs.m_opaque_up);
37   return *this;
38 }
39 
40 uint32_t SBSymbolContextList::GetSize() const {
41   LLDB_INSTRUMENT_VA(this);
42 
43   if (m_opaque_up)
44     return m_opaque_up->GetSize();
45   return 0;
46 }
47 
48 SBSymbolContext SBSymbolContextList::GetContextAtIndex(uint32_t idx) {
49   LLDB_INSTRUMENT_VA(this, idx);
50 
51   SBSymbolContext sb_sc;
52   if (m_opaque_up) {
53     SymbolContext sc;
54     if (m_opaque_up->GetContextAtIndex(idx, sc))
55       sb_sc = sc;
56   }
57   return sb_sc;
58 }
59 
60 void SBSymbolContextList::Clear() {
61   LLDB_INSTRUMENT_VA(this);
62 
63   if (m_opaque_up)
64     m_opaque_up->Clear();
65 }
66 
67 void SBSymbolContextList::Append(SBSymbolContext &sc) {
68   LLDB_INSTRUMENT_VA(this, sc);
69 
70   if (sc.IsValid() && m_opaque_up.get())
71     m_opaque_up->Append(*sc);
72 }
73 
74 void SBSymbolContextList::Append(SBSymbolContextList &sc_list) {
75   LLDB_INSTRUMENT_VA(this, sc_list);
76 
77   if (sc_list.IsValid() && m_opaque_up.get())
78     m_opaque_up->Append(*sc_list);
79 }
80 
81 bool SBSymbolContextList::IsValid() const {
82   LLDB_INSTRUMENT_VA(this);
83   return this->operator bool();
84 }
85 SBSymbolContextList::operator bool() const {
86   LLDB_INSTRUMENT_VA(this);
87 
88   return m_opaque_up != nullptr;
89 }
90 
91 lldb_private::SymbolContextList *SBSymbolContextList::operator->() const {
92   return m_opaque_up.get();
93 }
94 
95 lldb_private::SymbolContextList &SBSymbolContextList::operator*() const {
96   assert(m_opaque_up.get());
97   return *m_opaque_up;
98 }
99 
100 bool SBSymbolContextList::GetDescription(lldb::SBStream &description) {
101   LLDB_INSTRUMENT_VA(this, description);
102 
103   Stream &strm = description.ref();
104   if (m_opaque_up)
105     m_opaque_up->GetDescription(&strm, lldb::eDescriptionLevelFull, nullptr);
106   return true;
107 }
108