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/lldb-private-enumerations.h"
18 #include "lldb/Core/IOHandler.h"
19 #include "lldb/Interpreter/CommandObject.h"
20 #include "lldb/Interpreter/OptionGroupBoolean.h"
21 #include "lldb/Interpreter/OptionGroupFormat.h"
22 #include "lldb/Interpreter/OptionGroupValueObjectDisplay.h"
23 #include "lldb/Target/ExecutionContext.h"
24 namespace lldb_private {
25 
26 class CommandObjectExpression :
27     public CommandObjectRaw,
28     public IOHandlerDelegate
29 {
30 public:
31 
32     class CommandOptions : public OptionGroup
33     {
34     public:
35 
36         CommandOptions ();
37 
38         ~CommandOptions() override;
39 
40         uint32_t
41         GetNumDefinitions() override;
42 
43         const OptionDefinition*
44         GetDefinitions() override;
45 
46         Error
47         SetOptionValue(CommandInterpreter &interpreter,
48 		       uint32_t option_idx,
49 		       const char *option_value) override;
50 
51         void
52         OptionParsingStarting(CommandInterpreter &interpreter) override;
53 
54         // Options table: Required for subclasses of Options.
55 
56         static OptionDefinition g_option_table[];
57         bool        unwind_on_error;
58         bool        ignore_breakpoints;
59         bool        show_types;
60         bool        show_summary;
61         bool        debug;
62         uint32_t    timeout;
63         bool        try_all_threads;
64         lldb::LanguageType language;
65         LanguageRuntimeDescriptionDisplayVerbosity m_verbosity;
66         LazyBool        auto_apply_fixits;
67     };
68 
69     CommandObjectExpression (CommandInterpreter &interpreter);
70 
71     ~CommandObjectExpression() override;
72 
73     Options *
74     GetOptions() override;
75 
76 protected:
77 
78     //------------------------------------------------------------------
79     // IOHandler::Delegate functions
80     //------------------------------------------------------------------
81     void
82     IOHandlerInputComplete(IOHandler &io_handler,
83 			   std::string &line) override;
84 
85     virtual LineStatus
86     IOHandlerLinesUpdated (IOHandler &io_handler,
87                            StringList &lines,
88                            uint32_t line_idx,
89                            Error &error);
90     bool
91     DoExecute(const char *command,
92 	      CommandReturnObject &result) override;
93 
94     bool
95     EvaluateExpression (const char *expr,
96                         Stream *output_stream,
97                         Stream *error_stream,
98                         CommandReturnObject *result = NULL);
99 
100     void
101     GetMultilineExpression ();
102 
103     OptionGroupOptions m_option_group;
104     OptionGroupFormat m_format_options;
105     OptionGroupValueObjectDisplay m_varobj_options;
106     OptionGroupBoolean m_repl_option;
107     CommandOptions m_command_options;
108     uint32_t m_expr_line_count;
109     std::string m_expr_lines; // Multi-line expression support
110 };
111 
112 } // namespace lldb_private
113 
114 #endif // liblldb_CommandObjectExpression_h_
115