CommandObjectExpression.h revision 360784 
1//===-- CommandObjectExpression.h -------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef liblldb_CommandObjectExpression_h_
10#define liblldb_CommandObjectExpression_h_
11
12#include "lldb/Core/IOHandler.h"
13#include "lldb/Interpreter/CommandObject.h"
14#include "lldb/Interpreter/OptionGroupBoolean.h"
15#include "lldb/Interpreter/OptionGroupFormat.h"
16#include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
17#include "lldb/lldb-private-enumerations.h"
18namespace lldb_private {
19
20class CommandObjectExpression : public CommandObjectRaw,
21                                public IOHandlerDelegate {
22public:
23  class CommandOptions : public OptionGroup {
24  public:
25    CommandOptions();
26
27    ~CommandOptions() override;
28
29    llvm::ArrayRef<OptionDefinition> GetDefinitions() override;
30
31    Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_value,
32                          ExecutionContext *execution_context) override;
33
34    void OptionParsingStarting(ExecutionContext *execution_context) override;
35
36    bool top_level;
37    bool unwind_on_error;
38    bool ignore_breakpoints;
39    bool allow_jit;
40    bool show_types;
41    bool show_summary;
42    bool debug;
43    uint32_t timeout;
44    bool try_all_threads;
45    lldb::LanguageType language;
46    LanguageRuntimeDescriptionDisplayVerbosity m_verbosity;
47    LazyBool auto_apply_fixits;
48  };
49
50  CommandObjectExpression(CommandInterpreter &interpreter);
51
52  ~CommandObjectExpression() override;
53
54  Options *GetOptions() override;
55
56  void HandleCompletion(CompletionRequest &request) override;
57
58protected:
59  // IOHandler::Delegate functions
60  void IOHandlerInputComplete(IOHandler &io_handler,
61                              std::string &line) override;
62
63  bool IOHandlerIsInputComplete(IOHandler &io_handler,
64                                StringList &lines) override;
65
66  bool DoExecute(llvm::StringRef command, CommandReturnObject &result) override;
67
68  bool EvaluateExpression(llvm::StringRef expr, Stream *output_stream,
69                          Stream *error_stream,
70                          CommandReturnObject *result = nullptr);
71
72  void GetMultilineExpression();
73
74  OptionGroupOptions m_option_group;
75  OptionGroupFormat m_format_options;
76  OptionGroupValueObjectDisplay m_varobj_options;
77  OptionGroupBoolean m_repl_option;
78  CommandOptions m_command_options;
79  uint32_t m_expr_line_count;
80  std::string m_expr_lines;       // Multi-line expression support
81  std::string m_fixed_expression; // Holds the current expression's fixed text.
82};
83
84} // namespace lldb_private
85
86#endif // liblldb_CommandObjectExpression_h_
87