CommandObjectExpression.h
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//===-- CommandObjectExpression.h -------------------------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_SOURCE_COMMANDS_COMMANDOBJECTEXPRESSION_H
#define LLDB_SOURCE_COMMANDS_COMMANDOBJECTEXPRESSION_H
#include "lldb/Core/IOHandler.h"
#include "lldb/Interpreter/CommandObject.h"
#include "lldb/Interpreter/OptionGroupBoolean.h"
#include "lldb/Interpreter/OptionGroupFormat.h"
#include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
#include "lldb/Target/Target.h"
#include "lldb/lldb-private-enumerations.h"
namespace lldb_private {
class CommandObjectExpression : public CommandObjectRaw,
public IOHandlerDelegate {
public:
class CommandOptions : public OptionGroup {
public:
CommandOptions();
~CommandOptions() override;
llvm::ArrayRef<OptionDefinition> GetDefinitions() override;
Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_value,
ExecutionContext *execution_context) override;
void OptionParsingStarting(ExecutionContext *execution_context) override;
bool top_level;
bool unwind_on_error;
bool ignore_breakpoints;
bool allow_jit;
bool show_types;
bool show_summary;
bool debug;
uint32_t timeout;
bool try_all_threads;
lldb::LanguageType language;
LanguageRuntimeDescriptionDisplayVerbosity m_verbosity;
LazyBool auto_apply_fixits;
};
CommandObjectExpression(CommandInterpreter &interpreter);
~CommandObjectExpression() override;
Options *GetOptions() override;
void HandleCompletion(CompletionRequest &request) override;
protected:
// IOHandler::Delegate functions
void IOHandlerInputComplete(IOHandler &io_handler,
std::string &line) override;
bool IOHandlerIsInputComplete(IOHandler &io_handler,
StringList &lines) override;
bool DoExecute(llvm::StringRef command, CommandReturnObject &result) override;
/// Return the appropriate expression options used for evaluating the
/// expression in the given target.
EvaluateExpressionOptions GetEvalOptions(const Target &target);
/// Evaluates the given expression.
/// \param output_stream The stream to which the evaluation result will be
/// printed.
/// \param error_stream Contains error messages that should be displayed to
/// the user in case the evaluation fails.
/// \param result A CommandReturnObject which status will be set to the
/// appropriate value depending on evaluation success and
/// whether the expression produced any result.
/// \return Returns true iff the expression was successfully evaluated,
/// executed and the result could be printed to the output stream.
bool EvaluateExpression(llvm::StringRef expr, Stream &output_stream,
Stream &error_stream, CommandReturnObject &result);
void GetMultilineExpression();
OptionGroupOptions m_option_group;
OptionGroupFormat m_format_options;
OptionGroupValueObjectDisplay m_varobj_options;
OptionGroupBoolean m_repl_option;
CommandOptions m_command_options;
uint32_t m_expr_line_count;
std::string m_expr_lines; // Multi-line expression support
std::string m_fixed_expression; // Holds the current expression's fixed text.
};
} // namespace lldb_private
#endif // LLDB_SOURCE_COMMANDS_COMMANDOBJECTEXPRESSION_H