1 //===-- CommandObjectExpression.h -------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef liblldb_CommandObjectExpression_h_
11 #define liblldb_CommandObjectExpression_h_
12 
13 // C Includes
14 // C++ Includes
15 // Other libraries and framework includes
16 // Project includes
17 #include "lldb/Core/IOHandler.h"
18 #include "lldb/Interpreter/CommandObject.h"
19 #include "lldb/Interpreter/OptionGroupBoolean.h"
20 #include "lldb/Interpreter/OptionGroupFormat.h"
21 #include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
22 #include "lldb/Target/ExecutionContext.h"
23 #include "lldb/lldb-private-enumerations.h"
24 namespace lldb_private {
25 
26 class CommandObjectExpression : public CommandObjectRaw,
27                                 public IOHandlerDelegate {
28 public:
29   class CommandOptions : public OptionGroup {
30   public:
31     CommandOptions();
32 
33     ~CommandOptions() override;
34 
35     llvm::ArrayRef<OptionDefinition> GetDefinitions() override;
36 
37     Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_value,
38                           ExecutionContext *execution_context) override;
39 
40     void OptionParsingStarting(ExecutionContext *execution_context) override;
41 
42     // Options table: Required for subclasses of Options.
43 
44     static OptionDefinition g_option_table[];
45     bool top_level;
46     bool unwind_on_error;
47     bool ignore_breakpoints;
48     bool allow_jit;
49     bool show_types;
50     bool show_summary;
51     bool debug;
52     uint32_t timeout;
53     bool try_all_threads;
54     lldb::LanguageType language;
55     LanguageRuntimeDescriptionDisplayVerbosity m_verbosity;
56     LazyBool auto_apply_fixits;
57   };
58 
59   CommandObjectExpression(CommandInterpreter &interpreter);
60 
61   ~CommandObjectExpression() override;
62 
63   Options *GetOptions() override;
64 
65 protected:
66   //------------------------------------------------------------------
67   // IOHandler::Delegate functions
68   //------------------------------------------------------------------
69   void IOHandlerInputComplete(IOHandler &io_handler,
70                               std::string &line) override;
71 
72   bool IOHandlerIsInputComplete(IOHandler &io_handler,
73                                 StringList &lines) override;
74 
75   bool DoExecute(const char *command, CommandReturnObject &result) override;
76 
77   bool EvaluateExpression(const char *expr, Stream *output_stream,
78                           Stream *error_stream,
79                           CommandReturnObject *result = NULL);
80 
81   void GetMultilineExpression();
82 
83   OptionGroupOptions m_option_group;
84   OptionGroupFormat m_format_options;
85   OptionGroupValueObjectDisplay m_varobj_options;
86   OptionGroupBoolean m_repl_option;
87   CommandOptions m_command_options;
88   uint32_t m_expr_line_count;
89   std::string m_expr_lines;       // Multi-line expression support
90   std::string m_fixed_expression; // Holds the current expression's fixed text.
91 };
92 
93 } // namespace lldb_private
94 
95 #endif // liblldb_CommandObjectExpression_h_
96