99 lines
3.0 KiB
C++
99 lines
3.0 KiB
C++
//===-- OptionValueBoolean.cpp ----------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Interpreter/OptionValueBoolean.h"
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/Host/PosixApi.h"
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#include "lldb/Interpreter/Args.h"
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#include "lldb/Utility/Stream.h"
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#include "lldb/Utility/StringList.h"
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#include "llvm/ADT/STLExtras.h"
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using namespace lldb;
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using namespace lldb_private;
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void OptionValueBoolean::DumpValue(const ExecutionContext *exe_ctx,
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Stream &strm, uint32_t dump_mask) {
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if (dump_mask & eDumpOptionType)
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strm.Printf("(%s)", GetTypeAsCString());
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// if (dump_mask & eDumpOptionName)
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// DumpQualifiedName (strm);
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if (dump_mask & eDumpOptionValue) {
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if (dump_mask & eDumpOptionType)
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strm.PutCString(" = ");
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strm.PutCString(m_current_value ? "true" : "false");
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}
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}
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Status OptionValueBoolean::SetValueFromString(llvm::StringRef value_str,
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VarSetOperationType op) {
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Status error;
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switch (op) {
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case eVarSetOperationClear:
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Clear();
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NotifyValueChanged();
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break;
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case eVarSetOperationReplace:
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case eVarSetOperationAssign: {
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bool success = false;
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bool value = Args::StringToBoolean(value_str, false, &success);
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if (success) {
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m_value_was_set = true;
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m_current_value = value;
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NotifyValueChanged();
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} else {
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if (value_str.size() == 0)
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error.SetErrorString("invalid boolean string value <empty>");
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else
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error.SetErrorStringWithFormat("invalid boolean string value: '%s'",
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value_str.str().c_str());
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}
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} break;
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case eVarSetOperationInsertBefore:
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case eVarSetOperationInsertAfter:
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case eVarSetOperationRemove:
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case eVarSetOperationAppend:
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case eVarSetOperationInvalid:
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error = OptionValue::SetValueFromString(value_str, op);
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break;
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}
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return error;
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}
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lldb::OptionValueSP OptionValueBoolean::DeepCopy() const {
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return OptionValueSP(new OptionValueBoolean(*this));
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}
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size_t OptionValueBoolean::AutoComplete(
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CommandInterpreter &interpreter, llvm::StringRef s, int match_start_point,
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int max_return_elements, bool &word_complete, StringList &matches) {
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word_complete = false;
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matches.Clear();
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static const llvm::StringRef g_autocomplete_entries[] = {
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"true", "false", "on", "off", "yes", "no", "1", "0"};
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auto entries = llvm::makeArrayRef(g_autocomplete_entries);
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// only suggest "true" or "false" by default
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if (s.empty())
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entries = entries.take_front(2);
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for (auto entry : entries) {
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if (entry.startswith_lower(s))
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matches.AppendString(entry);
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}
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return matches.GetSize();
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}
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