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//===-- OptionGroupValueObjectDisplay.cpp -----------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
#include "lldb/DataFormatters/ValueObjectPrinter.h"
#include "lldb/Host/OptionParser.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/OptionArgParser.h"
#include "lldb/Target/Target.h"
#include "llvm/ADT/ArrayRef.h"
using namespace lldb;
using namespace lldb_private;
OptionGroupValueObjectDisplay::OptionGroupValueObjectDisplay() {}
OptionGroupValueObjectDisplay::~OptionGroupValueObjectDisplay() {}
static const OptionDefinition g_option_table[] = {
{LLDB_OPT_SET_1, false, "dynamic-type", 'd',
OptionParser::eRequiredArgument, nullptr, GetDynamicValueTypes(), 0,
eArgTypeNone, "Show the object as its full dynamic type, not its static "
"type, if available."},
{LLDB_OPT_SET_1, false, "synthetic-type", 'S',
OptionParser::eRequiredArgument, nullptr, {}, 0, eArgTypeBoolean,
"Show the object obeying its synthetic provider, if available."},
{LLDB_OPT_SET_1, false, "depth", 'D', OptionParser::eRequiredArgument,
nullptr, {}, 0, eArgTypeCount, "Set the max recurse depth when dumping "
"aggregate types (default is infinity)."},
{LLDB_OPT_SET_1, false, "flat", 'F', OptionParser::eNoArgument, nullptr,
{}, 0, eArgTypeNone, "Display results in a flat format that uses "
"expression paths for each variable or member."},
{LLDB_OPT_SET_1, false, "location", 'L', OptionParser::eNoArgument, nullptr,
{}, 0, eArgTypeNone, "Show variable location information."},
{LLDB_OPT_SET_1, false, "object-description", 'O',
OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone,
"Display using a language-specific description API, if possible."},
{LLDB_OPT_SET_1, false, "ptr-depth", 'P', OptionParser::eRequiredArgument,
nullptr, {}, 0, eArgTypeCount, "The number of pointers to be traversed "
"when dumping values (default is zero)."},
{LLDB_OPT_SET_1, false, "show-types", 'T', OptionParser::eNoArgument,
nullptr, {}, 0, eArgTypeNone,
"Show variable types when dumping values."},
{LLDB_OPT_SET_1, false, "no-summary-depth", 'Y',
OptionParser::eOptionalArgument, nullptr, {}, 0, eArgTypeCount,
"Set the depth at which omitting summary information stops (default is "
"1)."},
{LLDB_OPT_SET_1, false, "raw-output", 'R', OptionParser::eNoArgument,
nullptr, {}, 0, eArgTypeNone, "Don't use formatting options."},
{LLDB_OPT_SET_1, false, "show-all-children", 'A', OptionParser::eNoArgument,
nullptr, {}, 0, eArgTypeNone,
"Ignore the upper bound on the number of children to show."},
{LLDB_OPT_SET_1, false, "validate", 'V', OptionParser::eRequiredArgument,
nullptr, {}, 0, eArgTypeBoolean, "Show results of type validators."},
{LLDB_OPT_SET_1, false, "element-count", 'Z',
OptionParser::eRequiredArgument, nullptr, {}, 0, eArgTypeCount,
"Treat the result of the expression as if its type is an array of this "
"many values."}};
llvm::ArrayRef<OptionDefinition>
OptionGroupValueObjectDisplay::GetDefinitions() {
return llvm::makeArrayRef(g_option_table);
}
Status OptionGroupValueObjectDisplay::SetOptionValue(
uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) {
Status error;
const int short_option = g_option_table[option_idx].short_option;
bool success = false;
switch (short_option) {
case 'd': {
int32_t result;
result = OptionArgParser::ToOptionEnum(option_arg, GetDynamicValueTypes(),
2, error);
if (error.Success())
use_dynamic = (lldb::DynamicValueType)result;
} break;
case 'T':
show_types = true;
break;
case 'L':
show_location = true;
break;
case 'F':
flat_output = true;
break;
case 'O':
use_objc = true;
break;
case 'R':
be_raw = true;
break;
case 'A':
ignore_cap = true;
break;
case 'D':
if (option_arg.getAsInteger(0, max_depth)) {
max_depth = UINT32_MAX;
error.SetErrorStringWithFormat("invalid max depth '%s'",
option_arg.str().c_str());
}
break;
case 'Z':
if (option_arg.getAsInteger(0, elem_count)) {
elem_count = UINT32_MAX;
error.SetErrorStringWithFormat("invalid element count '%s'",
option_arg.str().c_str());
}
break;
case 'P':
if (option_arg.getAsInteger(0, ptr_depth)) {
ptr_depth = 0;
error.SetErrorStringWithFormat("invalid pointer depth '%s'",
option_arg.str().c_str());
}
break;
case 'Y':
if (option_arg.empty())
no_summary_depth = 1;
else if (option_arg.getAsInteger(0, no_summary_depth)) {
no_summary_depth = 0;
error.SetErrorStringWithFormat("invalid pointer depth '%s'",
option_arg.str().c_str());
}
break;
case 'S':
use_synth = OptionArgParser::ToBoolean(option_arg, true, &success);
if (!success)
error.SetErrorStringWithFormat("invalid synthetic-type '%s'",
option_arg.str().c_str());
break;
case 'V':
run_validator = OptionArgParser::ToBoolean(option_arg, true, &success);
if (!success)
error.SetErrorStringWithFormat("invalid validate '%s'",
option_arg.str().c_str());
break;
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void OptionGroupValueObjectDisplay::OptionParsingStarting(
ExecutionContext *execution_context) {
// If these defaults change, be sure to modify AnyOptionWasSet().
show_types = false;
no_summary_depth = 0;
show_location = false;
flat_output = false;
use_objc = false;
max_depth = UINT32_MAX;
ptr_depth = 0;
elem_count = 0;
use_synth = true;
be_raw = false;
ignore_cap = false;
run_validator = false;
TargetSP target_sp =
execution_context ? execution_context->GetTargetSP() : TargetSP();
if (target_sp)
use_dynamic = target_sp->GetPreferDynamicValue();
else {
// If we don't have any targets, then dynamic values won't do us much good.
use_dynamic = lldb::eNoDynamicValues;
}
}
DumpValueObjectOptions OptionGroupValueObjectDisplay::GetAsDumpOptions(
LanguageRuntimeDescriptionDisplayVerbosity lang_descr_verbosity,
lldb::Format format, lldb::TypeSummaryImplSP summary_sp) {
DumpValueObjectOptions options;
options.SetMaximumPointerDepth(
{DumpValueObjectOptions::PointerDepth::Mode::Always, ptr_depth});
if (use_objc)
options.SetShowSummary(false);
else
options.SetOmitSummaryDepth(no_summary_depth);
options.SetMaximumDepth(max_depth)
.SetShowTypes(show_types)
.SetShowLocation(show_location)
.SetUseObjectiveC(use_objc)
.SetUseDynamicType(use_dynamic)
.SetUseSyntheticValue(use_synth)
.SetFlatOutput(flat_output)
.SetIgnoreCap(ignore_cap)
.SetFormat(format)
.SetSummary(summary_sp);
if (lang_descr_verbosity ==
eLanguageRuntimeDescriptionDisplayVerbosityCompact)
options.SetHideRootType(use_objc).SetHideName(use_objc).SetHideValue(
use_objc);
if (be_raw)
options.SetRawDisplay();
options.SetRunValidator(run_validator);
options.SetElementCount(elem_count);
return options;
}
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