1 //===-- OptionValueEnumeration.cpp ------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "lldb/Interpreter/OptionValueEnumeration.h"
14 // Other libraries and framework includes
16 #include "lldb/Utility/StringList.h"
19 using namespace lldb_private;
21 OptionValueEnumeration::OptionValueEnumeration(
22 const OptionEnumValueElement *enumerators, enum_type value)
23 : OptionValue(), m_current_value(value), m_default_value(value),
25 SetEnumerations(enumerators);
28 OptionValueEnumeration::~OptionValueEnumeration() {}
30 void OptionValueEnumeration::DumpValue(const ExecutionContext *exe_ctx,
31 Stream &strm, uint32_t dump_mask) {
32 if (dump_mask & eDumpOptionType)
33 strm.Printf("(%s)", GetTypeAsCString());
34 if (dump_mask & eDumpOptionValue) {
35 if (dump_mask & eDumpOptionType)
36 strm.PutCString(" = ");
37 const size_t count = m_enumerations.GetSize();
38 for (size_t i = 0; i < count; ++i) {
39 if (m_enumerations.GetValueAtIndexUnchecked(i).value == m_current_value) {
40 strm.PutCString(m_enumerations.GetCStringAtIndex(i).GetStringRef());
44 strm.Printf("%" PRIu64, (uint64_t)m_current_value);
48 Status OptionValueEnumeration::SetValueFromString(llvm::StringRef value,
49 VarSetOperationType op) {
52 case eVarSetOperationClear:
57 case eVarSetOperationReplace:
58 case eVarSetOperationAssign: {
59 ConstString const_enumerator_name(value.trim());
60 const EnumerationMapEntry *enumerator_entry =
61 m_enumerations.FindFirstValueForName(const_enumerator_name);
62 if (enumerator_entry) {
63 m_current_value = enumerator_entry->value.value;
66 StreamString error_strm;
67 error_strm.Printf("invalid enumeration value '%s'", value.str().c_str());
68 const size_t count = m_enumerations.GetSize();
70 error_strm.Printf(", valid values are: %s",
71 m_enumerations.GetCStringAtIndex(0).GetCString());
72 for (size_t i = 1; i < count; ++i) {
73 error_strm.Printf(", %s",
74 m_enumerations.GetCStringAtIndex(i).GetCString());
77 error.SetErrorString(error_strm.GetString());
82 case eVarSetOperationInsertBefore:
83 case eVarSetOperationInsertAfter:
84 case eVarSetOperationRemove:
85 case eVarSetOperationAppend:
86 case eVarSetOperationInvalid:
87 error = OptionValue::SetValueFromString(value, op);
93 void OptionValueEnumeration::SetEnumerations(
94 const OptionEnumValueElement *enumerators) {
95 m_enumerations.Clear();
97 for (size_t i = 0; enumerators[i].string_value != nullptr; ++i) {
98 ConstString const_enumerator_name(enumerators[i].string_value);
99 EnumeratorInfo enumerator_info = {enumerators[i].value,
100 enumerators[i].usage};
101 m_enumerations.Append(const_enumerator_name,
104 m_enumerations.Sort();
108 lldb::OptionValueSP OptionValueEnumeration::DeepCopy() const {
109 return OptionValueSP(new OptionValueEnumeration(*this));
112 size_t OptionValueEnumeration::AutoComplete(
113 CommandInterpreter &interpreter, llvm::StringRef s, int match_start_point,
114 int max_return_elements, bool &word_complete, StringList &matches) {
115 word_complete = false;
118 const uint32_t num_enumerators = m_enumerations.GetSize();
120 for (size_t i = 0; i < num_enumerators; ++i) {
121 llvm::StringRef name = m_enumerations.GetCStringAtIndex(i).GetStringRef();
122 if (name.startswith(s))
123 matches.AppendString(name);
126 // only suggest "true" or "false" by default
127 for (size_t i = 0; i < num_enumerators; ++i)
128 matches.AppendString(m_enumerations.GetCStringAtIndex(i).GetStringRef());
130 return matches.GetSize();