lldb/source/Core/SourceLocationSpec.cpp

   1 //===-- SourceLocationSpec.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/Core/SourceLocationSpec.h"
  10 #include "lldb/Utility/StreamString.h"
  11 #include "llvm/ADT/StringExtras.h"
  12 #include <optional>
  13
  14 using namespace lldb;
  15 using namespace lldb_private;
  16
  17 SourceLocationSpec::SourceLocationSpec(FileSpec file_spec, uint32_t line,
  18                                        std::optional<uint16_t> column,
  19                                        bool check_inlines, bool exact_match)
  20     : m_declaration(file_spec, line,
  21                     column.value_or(LLDB_INVALID_COLUMN_NUMBER)),
  22       m_check_inlines(check_inlines), m_exact_match(exact_match) {}
  23
  24 SourceLocationSpec::operator bool() const { return m_declaration.IsValid(); }
  25
  26 bool SourceLocationSpec::operator!() const { return !operator bool(); }
  27
  28 bool SourceLocationSpec::operator==(const SourceLocationSpec &rhs) const {
  29   return m_declaration == rhs.m_declaration &&
  30          m_check_inlines == rhs.GetCheckInlines() &&
  31          m_exact_match == rhs.GetExactMatch();
  32 }
  33
  34 bool SourceLocationSpec::operator!=(const SourceLocationSpec &rhs) const {
  35   return !(*this == rhs);
  36 }
  37
  38 bool SourceLocationSpec::operator<(const SourceLocationSpec &rhs) const {
  39   return SourceLocationSpec::Compare(*this, rhs) < 0;
  40 }
  41
  42 Stream &lldb_private::operator<<(Stream &s, const SourceLocationSpec &loc) {
  43   loc.Dump(s);
  44   return s;
  45 }
  46
  47 int SourceLocationSpec::Compare(const SourceLocationSpec &lhs,
  48                                 const SourceLocationSpec &rhs) {
  49   return Declaration::Compare(lhs.m_declaration, rhs.m_declaration);
  50 }
  51
  52 bool SourceLocationSpec::Equal(const SourceLocationSpec &lhs,
  53                                const SourceLocationSpec &rhs, bool full) {
  54   return full ? lhs == rhs
  55               : (lhs.GetFileSpec() == rhs.GetFileSpec() &&
  56                  lhs.GetLine() == rhs.GetLine());
  57 }
  58
  59 void SourceLocationSpec::Dump(Stream &s) const {
  60   s << "check inlines = " << llvm::toStringRef(m_check_inlines);
  61   s << ", exact match = " << llvm::toStringRef(m_exact_match);
  62   m_declaration.Dump(&s, true);
  63 }
  64
  65 std::string SourceLocationSpec::GetString() const {
  66   StreamString ss;
  67   Dump(ss);
  68   return ss.GetString().str();
  69 }
  70
  71 std::optional<uint32_t> SourceLocationSpec::GetLine() const {
  72   uint32_t line = m_declaration.GetLine();
  73   if (line == 0 || line == LLDB_INVALID_LINE_NUMBER)
  74     return std::nullopt;
  75   return line;
  76 }
  77
  78 std::optional<uint16_t> SourceLocationSpec::GetColumn() const {
  79   uint16_t column = m_declaration.GetColumn();
  80   if (column == LLDB_INVALID_COLUMN_NUMBER)
  81     return std::nullopt;
  82   return column;
  83 }