1 | //===-- UserSettingsController.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/UserSettingsController.h" |
10 | |
11 | #include "lldb/Interpreter/OptionValueProperties.h" |
12 | #include "lldb/Utility/Status.h" |
13 | #include "lldb/Utility/Stream.h" |
14 | |
15 | #include <memory> |
16 | |
17 | namespace lldb_private { |
18 | class CommandInterpreter; |
19 | } |
20 | namespace lldb_private { |
21 | class ConstString; |
22 | } |
23 | namespace lldb_private { |
24 | class ExecutionContext; |
25 | } |
26 | namespace lldb_private { |
27 | class Property; |
28 | } |
29 | |
30 | using namespace lldb; |
31 | using namespace lldb_private; |
32 | |
33 | Properties::Properties() = default; |
34 | |
35 | Properties::Properties(const lldb::OptionValuePropertiesSP &collection_sp) |
36 | : m_collection_sp(collection_sp) {} |
37 | |
38 | Properties::~Properties() = default; |
39 | |
40 | lldb::OptionValueSP |
41 | Properties::GetPropertyValue(const ExecutionContext *exe_ctx, |
42 | llvm::StringRef path, Status &error) const { |
43 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
44 | if (properties_sp) |
45 | return properties_sp->GetSubValue(exe_ctx, name: path, error); |
46 | return lldb::OptionValueSP(); |
47 | } |
48 | |
49 | Status Properties::SetPropertyValue(const ExecutionContext *exe_ctx, |
50 | VarSetOperationType op, |
51 | llvm::StringRef path, |
52 | llvm::StringRef value) { |
53 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
54 | if (properties_sp) |
55 | return properties_sp->SetSubValue(exe_ctx, op, path, value); |
56 | Status error; |
57 | error.SetErrorString("no properties" ); |
58 | return error; |
59 | } |
60 | |
61 | void Properties::DumpAllPropertyValues(const ExecutionContext *exe_ctx, |
62 | Stream &strm, uint32_t dump_mask, |
63 | bool is_json) { |
64 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
65 | if (!properties_sp) |
66 | return; |
67 | |
68 | if (is_json) { |
69 | llvm::json::Value json = properties_sp->ToJSON(exe_ctx); |
70 | strm.Printf(format: "%s" , llvm::formatv(Fmt: "{0:2}" , Vals&: json).str().c_str()); |
71 | } else |
72 | properties_sp->DumpValue(exe_ctx, strm, dump_mask); |
73 | } |
74 | |
75 | void Properties::DumpAllDescriptions(CommandInterpreter &interpreter, |
76 | Stream &strm) const { |
77 | strm.PutCString(cstr: "Top level variables:\n\n" ); |
78 | |
79 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
80 | if (properties_sp) |
81 | return properties_sp->DumpAllDescriptions(interpreter, strm); |
82 | } |
83 | |
84 | Status Properties::DumpPropertyValue(const ExecutionContext *exe_ctx, |
85 | Stream &strm, |
86 | llvm::StringRef property_path, |
87 | uint32_t dump_mask, bool is_json) { |
88 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
89 | if (properties_sp) { |
90 | return properties_sp->DumpPropertyValue(exe_ctx, strm, property_path, |
91 | dump_mask, is_json); |
92 | } |
93 | Status error; |
94 | error.SetErrorString("empty property list" ); |
95 | return error; |
96 | } |
97 | |
98 | size_t |
99 | Properties::Apropos(llvm::StringRef keyword, |
100 | std::vector<const Property *> &matching_properties) const { |
101 | OptionValuePropertiesSP properties_sp(GetValueProperties()); |
102 | if (properties_sp) { |
103 | properties_sp->Apropos(keyword, matching_properties); |
104 | } |
105 | return matching_properties.size(); |
106 | } |
107 | |
108 | llvm::StringRef Properties::GetExperimentalSettingsName() { |
109 | static constexpr llvm::StringLiteral g_experimental("experimental" ); |
110 | return g_experimental; |
111 | } |
112 | |
113 | bool Properties::IsSettingExperimental(llvm::StringRef setting) { |
114 | if (setting.empty()) |
115 | return false; |
116 | |
117 | llvm::StringRef experimental = GetExperimentalSettingsName(); |
118 | size_t dot_pos = setting.find_first_of(C: '.'); |
119 | return setting.take_front(N: dot_pos) == experimental; |
120 | } |
121 | |