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//===-- OptionValueBoolean.cpp ------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionValueBoolean.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Core/Stream.h"
#include "lldb/Core/StringList.h"
#include "lldb/Interpreter/Args.h"
#include "llvm/ADT/STLExtras.h"
using namespace lldb;
using namespace lldb_private;
void
OptionValueBoolean::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
{
if (dump_mask & eDumpOptionType)
strm.Printf ("(%s)", GetTypeAsCString ());
// if (dump_mask & eDumpOptionName)
// DumpQualifiedName (strm);
if (dump_mask & eDumpOptionValue)
{
if (dump_mask & eDumpOptionType)
strm.PutCString (" = ");
strm.PutCString (m_current_value ? "true" : "false");
}
}
Error
OptionValueBoolean::SetValueFromString (llvm::StringRef value_str,
VarSetOperationType op)
{
Error error;
switch (op)
{
case eVarSetOperationClear:
Clear();
NotifyValueChanged();
break;
case eVarSetOperationReplace:
case eVarSetOperationAssign:
{
bool success = false;
bool value = Args::StringToBoolean(value_str.str().c_str(), false, &success);
if (success)
{
m_value_was_set = true;
m_current_value = value;
NotifyValueChanged();
}
else
{
if (value_str.size() == 0)
error.SetErrorString ("invalid boolean string value <empty>");
else
error.SetErrorStringWithFormat ("invalid boolean string value: '%s'",
value_str.str().c_str());
}
}
break;
case eVarSetOperationInsertBefore:
case eVarSetOperationInsertAfter:
case eVarSetOperationRemove:
case eVarSetOperationAppend:
case eVarSetOperationInvalid:
error = OptionValue::SetValueFromString (value_str, op);
break;
}
return error;
}
lldb::OptionValueSP
OptionValueBoolean::DeepCopy () const
{
return OptionValueSP(new OptionValueBoolean(*this));
}
size_t
OptionValueBoolean::AutoComplete (CommandInterpreter &interpreter,
const char *s,
int match_start_point,
int max_return_elements,
bool &word_complete,
StringList &matches)
{
word_complete = false;
matches.Clear();
struct StringEntry {
const char *string;
const size_t length;
};
static const StringEntry g_autocomplete_entries[] =
{
{ "true" , 4 },
{ "false", 5 },
{ "on" , 2 },
{ "off" , 3 },
{ "yes" , 3 },
{ "no" , 2 },
{ "1" , 1 },
{ "0" , 1 },
};
const size_t k_num_autocomplete_entries = llvm::array_lengthof(g_autocomplete_entries);
if (s && s[0])
{
const size_t s_len = strlen(s);
for (size_t i=0; i<k_num_autocomplete_entries; ++i)
{
if (s_len <= g_autocomplete_entries[i].length)
if (::strncasecmp(s, g_autocomplete_entries[i].string, s_len) == 0)
matches.AppendString(g_autocomplete_entries[i].string);
}
}
else
{
// only suggest "true" or "false" by default
for (size_t i=0; i<2; ++i)
matches.AppendString(g_autocomplete_entries[i].string);
}
return matches.GetSize();
}
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