| //===-- CommandObjectType.cpp ---------------------------------------------===// |
| // |
| // 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 "CommandObjectType.h" |
| |
| #include "lldb/Core/Debugger.h" |
| #include "lldb/Core/IOHandler.h" |
| #include "lldb/DataFormatters/DataVisualization.h" |
| #include "lldb/Host/Config.h" |
| #include "lldb/Host/OptionParser.h" |
| #include "lldb/Interpreter/CommandInterpreter.h" |
| #include "lldb/Interpreter/CommandObject.h" |
| #include "lldb/Interpreter/CommandReturnObject.h" |
| #include "lldb/Interpreter/OptionArgParser.h" |
| #include "lldb/Interpreter/OptionGroupFormat.h" |
| #include "lldb/Interpreter/OptionValueBoolean.h" |
| #include "lldb/Interpreter/OptionValueLanguage.h" |
| #include "lldb/Interpreter/OptionValueString.h" |
| #include "lldb/Interpreter/Options.h" |
| #include "lldb/Symbol/Symbol.h" |
| #include "lldb/Target/Language.h" |
| #include "lldb/Target/StackFrame.h" |
| #include "lldb/Target/Target.h" |
| #include "lldb/Target/Thread.h" |
| #include "lldb/Utility/ConstString.h" |
| #include "lldb/Utility/RegularExpression.h" |
| #include "lldb/Utility/StringList.h" |
| |
| #include "llvm/ADT/STLExtras.h" |
| |
| #include <algorithm> |
| #include <functional> |
| #include <memory> |
| |
| #define CHECK_FORMATTER_KIND_MASK(VAL) \ |
| ((m_formatter_kind_mask & (VAL)) == (VAL)) |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| class ScriptAddOptions { |
| public: |
| TypeSummaryImpl::Flags m_flags; |
| StringList m_target_types; |
| bool m_regex; |
| ConstString m_name; |
| std::string m_category; |
| |
| ScriptAddOptions(const TypeSummaryImpl::Flags &flags, bool regx, |
| ConstString name, std::string catg) |
| : m_flags(flags), m_regex(regx), m_name(name), m_category(catg) {} |
| |
| typedef std::shared_ptr<ScriptAddOptions> SharedPointer; |
| }; |
| |
| class SynthAddOptions { |
| public: |
| bool m_skip_pointers; |
| bool m_skip_references; |
| bool m_cascade; |
| bool m_regex; |
| StringList m_target_types; |
| std::string m_category; |
| |
| SynthAddOptions(bool sptr, bool sref, bool casc, bool regx, std::string catg) |
| : m_skip_pointers(sptr), m_skip_references(sref), m_cascade(casc), |
| m_regex(regx), m_target_types(), m_category(catg) {} |
| |
| typedef std::shared_ptr<SynthAddOptions> SharedPointer; |
| }; |
| |
| static bool WarnOnPotentialUnquotedUnsignedType(Args &command, |
| CommandReturnObject &result) { |
| if (command.empty()) |
| return false; |
| |
| for (auto entry : llvm::enumerate(command.entries().drop_back())) { |
| if (entry.value().ref() != "unsigned") |
| continue; |
| auto next = command.entries()[entry.index() + 1].ref(); |
| if (next == "int" || next == "short" || next == "char" || next == "long") { |
| result.AppendWarningWithFormat( |
| "unsigned %s being treated as two types. if you meant the combined " |
| "type " |
| "name use quotes, as in \"unsigned %s\"\n", |
| next.str().c_str(), next.str().c_str()); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| #define LLDB_OPTIONS_type_summary_add |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeSummaryAdd : public CommandObjectParsed, |
| public IOHandlerDelegateMultiline { |
| private: |
| class CommandOptions : public Options { |
| public: |
| CommandOptions(CommandInterpreter &interpreter) : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override; |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override; |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_summary_add_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| TypeSummaryImpl::Flags m_flags; |
| bool m_regex; |
| std::string m_format_string; |
| ConstString m_name; |
| std::string m_python_script; |
| std::string m_python_function; |
| bool m_is_add_script; |
| std::string m_category; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| bool Execute_ScriptSummary(Args &command, CommandReturnObject &result); |
| |
| bool Execute_StringSummary(Args &command, CommandReturnObject &result); |
| |
| public: |
| enum SummaryFormatType { eRegularSummary, eRegexSummary, eNamedSummary }; |
| |
| CommandObjectTypeSummaryAdd(CommandInterpreter &interpreter); |
| |
| ~CommandObjectTypeSummaryAdd() override = default; |
| |
| void IOHandlerActivated(IOHandler &io_handler, bool interactive) override { |
| static const char *g_summary_addreader_instructions = |
| "Enter your Python command(s). Type 'DONE' to end.\n" |
| "def function (valobj,internal_dict):\n" |
| " \"\"\"valobj: an SBValue which you want to provide a summary " |
| "for\n" |
| " internal_dict: an LLDB support object not to be used\"\"\"\n"; |
| |
| StreamFileSP output_sp(io_handler.GetOutputStreamFileSP()); |
| if (output_sp && interactive) { |
| output_sp->PutCString(g_summary_addreader_instructions); |
| output_sp->Flush(); |
| } |
| } |
| |
| void IOHandlerInputComplete(IOHandler &io_handler, |
| std::string &data) override { |
| StreamFileSP error_sp = io_handler.GetErrorStreamFileSP(); |
| |
| #if LLDB_ENABLE_PYTHON |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| if (interpreter) { |
| StringList lines; |
| lines.SplitIntoLines(data); |
| if (lines.GetSize() > 0) { |
| ScriptAddOptions *options_ptr = |
| ((ScriptAddOptions *)io_handler.GetUserData()); |
| if (options_ptr) { |
| ScriptAddOptions::SharedPointer options( |
| options_ptr); // this will ensure that we get rid of the pointer |
| // when going out of scope |
| |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| if (interpreter) { |
| std::string funct_name_str; |
| if (interpreter->GenerateTypeScriptFunction(lines, |
| funct_name_str)) { |
| if (funct_name_str.empty()) { |
| error_sp->Printf("unable to obtain a valid function name from " |
| "the script interpreter.\n"); |
| error_sp->Flush(); |
| } else { |
| // now I have a valid function name, let's add this as script |
| // for every type in the list |
| |
| TypeSummaryImplSP script_format; |
| script_format = std::make_shared<ScriptSummaryFormat>( |
| options->m_flags, funct_name_str.c_str(), |
| lines.CopyList(" ").c_str()); |
| |
| Status error; |
| |
| for (const std::string &type_name : options->m_target_types) { |
| CommandObjectTypeSummaryAdd::AddSummary( |
| ConstString(type_name), script_format, |
| (options->m_regex |
| ? CommandObjectTypeSummaryAdd::eRegexSummary |
| : CommandObjectTypeSummaryAdd::eRegularSummary), |
| options->m_category, &error); |
| if (error.Fail()) { |
| error_sp->Printf("error: %s", error.AsCString()); |
| error_sp->Flush(); |
| } |
| } |
| |
| if (options->m_name) { |
| CommandObjectTypeSummaryAdd::AddSummary( |
| options->m_name, script_format, |
| CommandObjectTypeSummaryAdd::eNamedSummary, |
| options->m_category, &error); |
| if (error.Fail()) { |
| CommandObjectTypeSummaryAdd::AddSummary( |
| options->m_name, script_format, |
| CommandObjectTypeSummaryAdd::eNamedSummary, |
| options->m_category, &error); |
| if (error.Fail()) { |
| error_sp->Printf("error: %s", error.AsCString()); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: %s", error.AsCString()); |
| error_sp->Flush(); |
| } |
| } else { |
| if (error.AsCString()) { |
| error_sp->Printf("error: %s", error.AsCString()); |
| error_sp->Flush(); |
| } |
| } |
| } |
| } else { |
| error_sp->Printf("error: unable to generate a function.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: no script interpreter.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: internal synchronization information " |
| "missing or invalid.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: empty function, didn't add python command.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf( |
| "error: script interpreter missing, didn't add python command.\n"); |
| error_sp->Flush(); |
| } |
| #endif |
| io_handler.SetIsDone(true); |
| } |
| |
| static bool AddSummary(ConstString type_name, lldb::TypeSummaryImplSP entry, |
| SummaryFormatType type, std::string category, |
| Status *error = nullptr); |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override; |
| }; |
| |
| static const char *g_synth_addreader_instructions = |
| "Enter your Python command(s). Type 'DONE' to end.\n" |
| "You must define a Python class with these methods:\n" |
| " def __init__(self, valobj, internal_dict):\n" |
| " def num_children(self):\n" |
| " def get_child_at_index(self, index):\n" |
| " def get_child_index(self, name):\n" |
| " def update(self):\n" |
| " '''Optional'''\n" |
| "class synthProvider:\n"; |
| |
| #define LLDB_OPTIONS_type_synth_add |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeSynthAdd : public CommandObjectParsed, |
| public IOHandlerDelegateMultiline { |
| private: |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| bool success; |
| |
| switch (short_option) { |
| case 'C': |
| m_cascade = OptionArgParser::ToBoolean(option_arg, true, &success); |
| if (!success) |
| error.SetErrorStringWithFormat("invalid value for cascade: %s", |
| option_arg.str().c_str()); |
| break; |
| case 'P': |
| handwrite_python = true; |
| break; |
| case 'l': |
| m_class_name = std::string(option_arg); |
| is_class_based = true; |
| break; |
| case 'p': |
| m_skip_pointers = true; |
| break; |
| case 'r': |
| m_skip_references = true; |
| break; |
| case 'w': |
| m_category = std::string(option_arg); |
| break; |
| case 'x': |
| m_regex = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_cascade = true; |
| m_class_name = ""; |
| m_skip_pointers = false; |
| m_skip_references = false; |
| m_category = "default"; |
| is_class_based = false; |
| handwrite_python = false; |
| m_regex = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_synth_add_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| bool m_cascade; |
| bool m_skip_references; |
| bool m_skip_pointers; |
| std::string m_class_name; |
| bool m_input_python; |
| std::string m_category; |
| bool is_class_based; |
| bool handwrite_python; |
| bool m_regex; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| bool Execute_HandwritePython(Args &command, CommandReturnObject &result); |
| |
| bool Execute_PythonClass(Args &command, CommandReturnObject &result); |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| WarnOnPotentialUnquotedUnsignedType(command, result); |
| |
| if (m_options.handwrite_python) |
| return Execute_HandwritePython(command, result); |
| else if (m_options.is_class_based) |
| return Execute_PythonClass(command, result); |
| else { |
| result.AppendError("must either provide a children list, a Python class " |
| "name, or use -P and type a Python class " |
| "line-by-line"); |
| return false; |
| } |
| } |
| |
| void IOHandlerActivated(IOHandler &io_handler, bool interactive) override { |
| StreamFileSP output_sp(io_handler.GetOutputStreamFileSP()); |
| if (output_sp && interactive) { |
| output_sp->PutCString(g_synth_addreader_instructions); |
| output_sp->Flush(); |
| } |
| } |
| |
| void IOHandlerInputComplete(IOHandler &io_handler, |
| std::string &data) override { |
| StreamFileSP error_sp = io_handler.GetErrorStreamFileSP(); |
| |
| #if LLDB_ENABLE_PYTHON |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| if (interpreter) { |
| StringList lines; |
| lines.SplitIntoLines(data); |
| if (lines.GetSize() > 0) { |
| SynthAddOptions *options_ptr = |
| ((SynthAddOptions *)io_handler.GetUserData()); |
| if (options_ptr) { |
| SynthAddOptions::SharedPointer options( |
| options_ptr); // this will ensure that we get rid of the pointer |
| // when going out of scope |
| |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| if (interpreter) { |
| std::string class_name_str; |
| if (interpreter->GenerateTypeSynthClass(lines, class_name_str)) { |
| if (class_name_str.empty()) { |
| error_sp->Printf( |
| "error: unable to obtain a proper name for the class.\n"); |
| error_sp->Flush(); |
| } else { |
| // everything should be fine now, let's add the synth provider |
| // class |
| |
| SyntheticChildrenSP synth_provider; |
| synth_provider = std::make_shared<ScriptedSyntheticChildren>( |
| SyntheticChildren::Flags() |
| .SetCascades(options->m_cascade) |
| .SetSkipPointers(options->m_skip_pointers) |
| .SetSkipReferences(options->m_skip_references), |
| class_name_str.c_str()); |
| |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory( |
| ConstString(options->m_category.c_str()), category); |
| |
| Status error; |
| |
| for (const std::string &type_name : options->m_target_types) { |
| if (!type_name.empty()) { |
| if (!CommandObjectTypeSynthAdd::AddSynth( |
| ConstString(type_name), synth_provider, |
| options->m_regex |
| ? CommandObjectTypeSynthAdd::eRegexSynth |
| : CommandObjectTypeSynthAdd::eRegularSynth, |
| options->m_category, &error)) { |
| error_sp->Printf("error: %s\n", error.AsCString()); |
| error_sp->Flush(); |
| break; |
| } |
| } else { |
| error_sp->Printf("error: invalid type name.\n"); |
| error_sp->Flush(); |
| break; |
| } |
| } |
| } |
| } else { |
| error_sp->Printf("error: unable to generate a class.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: no script interpreter.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: internal synchronization data missing.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf("error: empty function, didn't add python command.\n"); |
| error_sp->Flush(); |
| } |
| } else { |
| error_sp->Printf( |
| "error: script interpreter missing, didn't add python command.\n"); |
| error_sp->Flush(); |
| } |
| |
| #endif |
| io_handler.SetIsDone(true); |
| } |
| |
| public: |
| enum SynthFormatType { eRegularSynth, eRegexSynth }; |
| |
| CommandObjectTypeSynthAdd(CommandInterpreter &interpreter); |
| |
| ~CommandObjectTypeSynthAdd() override = default; |
| |
| static bool AddSynth(ConstString type_name, lldb::SyntheticChildrenSP entry, |
| SynthFormatType type, std::string category_name, |
| Status *error); |
| }; |
| |
| // CommandObjectTypeFormatAdd |
| |
| #define LLDB_OPTIONS_type_format_add |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeFormatAdd : public CommandObjectParsed { |
| private: |
| class CommandOptions : public OptionGroup { |
| public: |
| CommandOptions() : OptionGroup() {} |
| |
| ~CommandOptions() override = default; |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_format_add_options); |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_cascade = true; |
| m_skip_pointers = false; |
| m_skip_references = false; |
| m_regex = false; |
| m_category.assign("default"); |
| m_custom_type_name.clear(); |
| } |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_value, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = |
| g_type_format_add_options[option_idx].short_option; |
| bool success; |
| |
| switch (short_option) { |
| case 'C': |
| m_cascade = OptionArgParser::ToBoolean(option_value, true, &success); |
| if (!success) |
| error.SetErrorStringWithFormat("invalid value for cascade: %s", |
| option_value.str().c_str()); |
| break; |
| case 'p': |
| m_skip_pointers = true; |
| break; |
| case 'w': |
| m_category.assign(std::string(option_value)); |
| break; |
| case 'r': |
| m_skip_references = true; |
| break; |
| case 'x': |
| m_regex = true; |
| break; |
| case 't': |
| m_custom_type_name.assign(std::string(option_value)); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| bool m_cascade; |
| bool m_skip_references; |
| bool m_skip_pointers; |
| bool m_regex; |
| std::string m_category; |
| std::string m_custom_type_name; |
| }; |
| |
| OptionGroupOptions m_option_group; |
| OptionGroupFormat m_format_options; |
| CommandOptions m_command_options; |
| |
| Options *GetOptions() override { return &m_option_group; } |
| |
| public: |
| CommandObjectTypeFormatAdd(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type format add", |
| "Add a new formatting style for a type.", nullptr), |
| m_option_group(), m_format_options(eFormatInvalid), |
| m_command_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| |
| SetHelpLong( |
| R"( |
| The following examples of 'type format add' refer to this code snippet for context: |
| |
| typedef int Aint; |
| typedef float Afloat; |
| typedef Aint Bint; |
| typedef Afloat Bfloat; |
| |
| Aint ix = 5; |
| Bint iy = 5; |
| |
| Afloat fx = 3.14; |
| BFloat fy = 3.14; |
| |
| Adding default formatting: |
| |
| (lldb) type format add -f hex AInt |
| (lldb) frame variable iy |
| |
| )" |
| " Produces hexadecimal display of iy, because no formatter is available for Bint and \ |
| the one for Aint is used instead." |
| R"( |
| |
| To prevent this use the cascade option '-C no' to prevent evaluation of typedef chains: |
| |
| |
| (lldb) type format add -f hex -C no AInt |
| |
| Similar reasoning applies to this: |
| |
| (lldb) type format add -f hex -C no float -p |
| |
| )" |
| " All float values and float references are now formatted as hexadecimal, but not \ |
| pointers to floats. Nor will it change the default display for Afloat and Bfloat objects."); |
| |
| // Add the "--format" to all options groups |
| m_option_group.Append(&m_format_options, |
| OptionGroupFormat::OPTION_GROUP_FORMAT, |
| LLDB_OPT_SET_1); |
| m_option_group.Append(&m_command_options); |
| m_option_group.Finalize(); |
| } |
| |
| ~CommandObjectTypeFormatAdd() override = default; |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1) { |
| result.AppendErrorWithFormat("%s takes one or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| const Format format = m_format_options.GetFormat(); |
| if (format == eFormatInvalid && |
| m_command_options.m_custom_type_name.empty()) { |
| result.AppendErrorWithFormat("%s needs a valid format.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| TypeFormatImplSP entry; |
| |
| if (m_command_options.m_custom_type_name.empty()) |
| entry = std::make_shared<TypeFormatImpl_Format>( |
| format, TypeFormatImpl::Flags() |
| .SetCascades(m_command_options.m_cascade) |
| .SetSkipPointers(m_command_options.m_skip_pointers) |
| .SetSkipReferences(m_command_options.m_skip_references)); |
| else |
| entry = std::make_shared<TypeFormatImpl_EnumType>( |
| ConstString(m_command_options.m_custom_type_name.c_str()), |
| TypeFormatImpl::Flags() |
| .SetCascades(m_command_options.m_cascade) |
| .SetSkipPointers(m_command_options.m_skip_pointers) |
| .SetSkipReferences(m_command_options.m_skip_references)); |
| |
| // now I have a valid format, let's add it to every type |
| |
| TypeCategoryImplSP category_sp; |
| DataVisualization::Categories::GetCategory( |
| ConstString(m_command_options.m_category), category_sp); |
| if (!category_sp) |
| return false; |
| |
| WarnOnPotentialUnquotedUnsignedType(command, result); |
| |
| for (auto &arg_entry : command.entries()) { |
| if (arg_entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| ConstString typeCS(arg_entry.ref()); |
| if (m_command_options.m_regex) { |
| RegularExpression typeRX(arg_entry.ref()); |
| if (!typeRX.IsValid()) { |
| result.AppendError( |
| "regex format error (maybe this is not really a regex?)"); |
| return false; |
| } |
| category_sp->GetRegexTypeSummariesContainer()->Delete(typeCS); |
| category_sp->GetRegexTypeFormatsContainer()->Add(std::move(typeRX), |
| entry); |
| } else |
| category_sp->GetTypeFormatsContainer()->Add(std::move(typeCS), entry); |
| } |
| |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| #define LLDB_OPTIONS_type_formatter_delete |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeFormatterDelete : public CommandObjectParsed { |
| protected: |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'a': |
| m_delete_all = true; |
| break; |
| case 'w': |
| m_category = std::string(option_arg); |
| break; |
| case 'l': |
| m_language = Language::GetLanguageTypeFromString(option_arg); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_delete_all = false; |
| m_category = "default"; |
| m_language = lldb::eLanguageTypeUnknown; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_formatter_delete_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| bool m_delete_all; |
| std::string m_category; |
| lldb::LanguageType m_language; |
| }; |
| |
| CommandOptions m_options; |
| uint32_t m_formatter_kind_mask; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeFormatterDelete(CommandInterpreter &interpreter, |
| uint32_t formatter_kind_mask, |
| const char *name, const char *help) |
| : CommandObjectParsed(interpreter, name, help, nullptr), m_options(), |
| m_formatter_kind_mask(formatter_kind_mask) { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlain; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeFormatterDelete() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| if (request.GetCursorIndex()) |
| return; |
| |
| DataVisualization::Categories::ForEach( |
| [this, &request](const lldb::TypeCategoryImplSP &category_sp) { |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemValue)) |
| category_sp->GetTypeFormatsContainer()->AutoComplete(request); |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemRegexValue)) |
| category_sp->GetRegexTypeFormatsContainer()->AutoComplete(request); |
| |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemSummary)) |
| category_sp->GetTypeSummariesContainer()->AutoComplete(request); |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemRegexSummary)) |
| category_sp->GetRegexTypeSummariesContainer()->AutoComplete( |
| request); |
| |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemFilter)) |
| category_sp->GetTypeFiltersContainer()->AutoComplete(request); |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemRegexFilter)) |
| category_sp->GetRegexTypeFiltersContainer()->AutoComplete(request); |
| |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemSynth)) |
| category_sp->GetTypeSyntheticsContainer()->AutoComplete(request); |
| if (CHECK_FORMATTER_KIND_MASK(eFormatCategoryItemRegexSynth)) |
| category_sp->GetRegexTypeSyntheticsContainer()->AutoComplete( |
| request); |
| return true; |
| }); |
| } |
| |
| protected: |
| virtual bool FormatterSpecificDeletion(ConstString typeCS) { return false; } |
| |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc != 1) { |
| result.AppendErrorWithFormat("%s takes 1 arg.\n", m_cmd_name.c_str()); |
| return false; |
| } |
| |
| const char *typeA = command.GetArgumentAtIndex(0); |
| ConstString typeCS(typeA); |
| |
| if (!typeCS) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| if (m_options.m_delete_all) { |
| DataVisualization::Categories::ForEach( |
| [this, typeCS](const lldb::TypeCategoryImplSP &category_sp) -> bool { |
| category_sp->Delete(typeCS, m_formatter_kind_mask); |
| return true; |
| }); |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| |
| bool delete_category = false; |
| bool extra_deletion = false; |
| |
| if (m_options.m_language != lldb::eLanguageTypeUnknown) { |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory(m_options.m_language, |
| category); |
| if (category) |
| delete_category = category->Delete(typeCS, m_formatter_kind_mask); |
| extra_deletion = FormatterSpecificDeletion(typeCS); |
| } else { |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory( |
| ConstString(m_options.m_category.c_str()), category); |
| if (category) |
| delete_category = category->Delete(typeCS, m_formatter_kind_mask); |
| extra_deletion = FormatterSpecificDeletion(typeCS); |
| } |
| |
| if (delete_category || extra_deletion) { |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } else { |
| result.AppendErrorWithFormat("no custom formatter for %s.\n", typeA); |
| return false; |
| } |
| } |
| }; |
| |
| #define LLDB_OPTIONS_type_formatter_clear |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeFormatterClear : public CommandObjectParsed { |
| private: |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'a': |
| m_delete_all = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_delete_all = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_formatter_clear_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| bool m_delete_all; |
| }; |
| |
| CommandOptions m_options; |
| uint32_t m_formatter_kind_mask; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeFormatterClear(CommandInterpreter &interpreter, |
| uint32_t formatter_kind_mask, |
| const char *name, const char *help) |
| : CommandObjectParsed(interpreter, name, help, nullptr), m_options(), |
| m_formatter_kind_mask(formatter_kind_mask) {} |
| |
| ~CommandObjectTypeFormatterClear() override = default; |
| |
| protected: |
| virtual void FormatterSpecificDeletion() {} |
| |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| if (m_options.m_delete_all) { |
| DataVisualization::Categories::ForEach( |
| [this](const TypeCategoryImplSP &category_sp) -> bool { |
| category_sp->Clear(m_formatter_kind_mask); |
| return true; |
| }); |
| } else { |
| lldb::TypeCategoryImplSP category; |
| if (command.GetArgumentCount() > 0) { |
| const char *cat_name = command.GetArgumentAtIndex(0); |
| ConstString cat_nameCS(cat_name); |
| DataVisualization::Categories::GetCategory(cat_nameCS, category); |
| } else { |
| DataVisualization::Categories::GetCategory(ConstString(nullptr), |
| category); |
| } |
| category->Clear(m_formatter_kind_mask); |
| } |
| |
| FormatterSpecificDeletion(); |
| |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeFormatDelete |
| |
| class CommandObjectTypeFormatDelete : public CommandObjectTypeFormatterDelete { |
| public: |
| CommandObjectTypeFormatDelete(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterDelete( |
| interpreter, |
| eFormatCategoryItemValue | eFormatCategoryItemRegexValue, |
| "type format delete", |
| "Delete an existing formatting style for a type.") {} |
| |
| ~CommandObjectTypeFormatDelete() override = default; |
| }; |
| |
| // CommandObjectTypeFormatClear |
| |
| class CommandObjectTypeFormatClear : public CommandObjectTypeFormatterClear { |
| public: |
| CommandObjectTypeFormatClear(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterClear( |
| interpreter, |
| eFormatCategoryItemValue | eFormatCategoryItemRegexValue, |
| "type format clear", "Delete all existing format styles.") {} |
| }; |
| |
| #define LLDB_OPTIONS_type_formatter_list |
| #include "CommandOptions.inc" |
| |
| template <typename FormatterType> |
| class CommandObjectTypeFormatterList : public CommandObjectParsed { |
| typedef typename FormatterType::SharedPointer FormatterSharedPointer; |
| |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() |
| : Options(), m_category_regex("", ""), |
| m_category_language(lldb::eLanguageTypeUnknown, |
| lldb::eLanguageTypeUnknown) {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| switch (short_option) { |
| case 'w': |
| m_category_regex.SetCurrentValue(option_arg); |
| m_category_regex.SetOptionWasSet(); |
| break; |
| case 'l': |
| error = m_category_language.SetValueFromString(option_arg); |
| if (error.Success()) |
| m_category_language.SetOptionWasSet(); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_category_regex.Clear(); |
| m_category_language.Clear(); |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_formatter_list_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| OptionValueString m_category_regex; |
| OptionValueLanguage m_category_language; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeFormatterList(CommandInterpreter &interpreter, |
| const char *name, const char *help) |
| : CommandObjectParsed(interpreter, name, help, nullptr), m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatOptional; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeFormatterList() override = default; |
| |
| protected: |
| virtual bool FormatterSpecificList(CommandReturnObject &result) { |
| return false; |
| } |
| |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| std::unique_ptr<RegularExpression> category_regex; |
| std::unique_ptr<RegularExpression> formatter_regex; |
| |
| if (m_options.m_category_regex.OptionWasSet()) { |
| category_regex = std::make_unique<RegularExpression>( |
| m_options.m_category_regex.GetCurrentValueAsRef()); |
| if (!category_regex->IsValid()) { |
| result.AppendErrorWithFormat( |
| "syntax error in category regular expression '%s'", |
| m_options.m_category_regex.GetCurrentValueAsRef().str().c_str()); |
| return false; |
| } |
| } |
| |
| if (argc == 1) { |
| const char *arg = command.GetArgumentAtIndex(0); |
| formatter_regex = std::make_unique<RegularExpression>(arg); |
| if (!formatter_regex->IsValid()) { |
| result.AppendErrorWithFormat("syntax error in regular expression '%s'", |
| arg); |
| return false; |
| } |
| } |
| |
| bool any_printed = false; |
| |
| auto category_closure = |
| [&result, &formatter_regex, |
| &any_printed](const lldb::TypeCategoryImplSP &category) -> void { |
| result.GetOutputStream().Printf( |
| "-----------------------\nCategory: %s%s\n-----------------------\n", |
| category->GetName(), category->IsEnabled() ? "" : " (disabled)"); |
| |
| TypeCategoryImpl::ForEachCallbacks<FormatterType> foreach; |
| foreach |
| .SetExact([&result, &formatter_regex, &any_printed]( |
| const TypeMatcher &type_matcher, |
| const FormatterSharedPointer &format_sp) -> bool { |
| if (formatter_regex) { |
| bool escape = true; |
| if (type_matcher.CreatedBySameMatchString( |
| ConstString(formatter_regex->GetText()))) { |
| escape = false; |
| } else if (formatter_regex->Execute( |
| type_matcher.GetMatchString().GetStringRef())) { |
| escape = false; |
| } |
| |
| if (escape) |
| return true; |
| } |
| |
| any_printed = true; |
| result.GetOutputStream().Printf( |
| "%s: %s\n", type_matcher.GetMatchString().GetCString(), |
| format_sp->GetDescription().c_str()); |
| return true; |
| }); |
| |
| foreach |
| .SetWithRegex([&result, &formatter_regex, &any_printed]( |
| const TypeMatcher &type_matcher, |
| const FormatterSharedPointer &format_sp) -> bool { |
| if (formatter_regex) { |
| bool escape = true; |
| if (type_matcher.CreatedBySameMatchString( |
| ConstString(formatter_regex->GetText()))) { |
| escape = false; |
| } else if (formatter_regex->Execute( |
| type_matcher.GetMatchString().GetStringRef())) { |
| escape = false; |
| } |
| |
| if (escape) |
| return true; |
| } |
| |
| any_printed = true; |
| result.GetOutputStream().Printf( |
| "%s: %s\n", type_matcher.GetMatchString().GetCString(), |
| format_sp->GetDescription().c_str()); |
| return true; |
| }); |
| |
| category->ForEach(foreach); |
| }; |
| |
| if (m_options.m_category_language.OptionWasSet()) { |
| lldb::TypeCategoryImplSP category_sp; |
| DataVisualization::Categories::GetCategory( |
| m_options.m_category_language.GetCurrentValue(), category_sp); |
| if (category_sp) |
| category_closure(category_sp); |
| } else { |
| DataVisualization::Categories::ForEach( |
| [&category_regex, &category_closure]( |
| const lldb::TypeCategoryImplSP &category) -> bool { |
| if (category_regex) { |
| bool escape = true; |
| if (category->GetName() == category_regex->GetText()) { |
| escape = false; |
| } else if (category_regex->Execute(category->GetName())) { |
| escape = false; |
| } |
| |
| if (escape) |
| return true; |
| } |
| |
| category_closure(category); |
| |
| return true; |
| }); |
| |
| any_printed = FormatterSpecificList(result) | any_printed; |
| } |
| |
| if (any_printed) |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| else { |
| result.GetOutputStream().PutCString("no matching results found.\n"); |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| } |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeFormatList |
| |
| class CommandObjectTypeFormatList |
| : public CommandObjectTypeFormatterList<TypeFormatImpl> { |
| public: |
| CommandObjectTypeFormatList(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterList(interpreter, "type format list", |
| "Show a list of current formats.") {} |
| }; |
| |
| Status CommandObjectTypeSummaryAdd::CommandOptions::SetOptionValue( |
| uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| bool success; |
| |
| switch (short_option) { |
| case 'C': |
| m_flags.SetCascades(OptionArgParser::ToBoolean(option_arg, true, &success)); |
| if (!success) |
| error.SetErrorStringWithFormat("invalid value for cascade: %s", |
| option_arg.str().c_str()); |
| break; |
| case 'e': |
| m_flags.SetDontShowChildren(false); |
| break; |
| case 'h': |
| m_flags.SetHideEmptyAggregates(true); |
| break; |
| case 'v': |
| m_flags.SetDontShowValue(true); |
| break; |
| case 'c': |
| m_flags.SetShowMembersOneLiner(true); |
| break; |
| case 's': |
| m_format_string = std::string(option_arg); |
| break; |
| case 'p': |
| m_flags.SetSkipPointers(true); |
| break; |
| case 'r': |
| m_flags.SetSkipReferences(true); |
| break; |
| case 'x': |
| m_regex = true; |
| break; |
| case 'n': |
| m_name.SetString(option_arg); |
| break; |
| case 'o': |
| m_python_script = std::string(option_arg); |
| m_is_add_script = true; |
| break; |
| case 'F': |
| m_python_function = std::string(option_arg); |
| m_is_add_script = true; |
| break; |
| case 'P': |
| m_is_add_script = true; |
| break; |
| case 'w': |
| m_category = std::string(option_arg); |
| break; |
| case 'O': |
| m_flags.SetHideItemNames(true); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void CommandObjectTypeSummaryAdd::CommandOptions::OptionParsingStarting( |
| ExecutionContext *execution_context) { |
| m_flags.Clear().SetCascades().SetDontShowChildren().SetDontShowValue(false); |
| m_flags.SetShowMembersOneLiner(false) |
| .SetSkipPointers(false) |
| .SetSkipReferences(false) |
| .SetHideItemNames(false); |
| |
| m_regex = false; |
| m_name.Clear(); |
| m_python_script = ""; |
| m_python_function = ""; |
| m_format_string = ""; |
| m_is_add_script = false; |
| m_category = "default"; |
| } |
| |
| #if LLDB_ENABLE_PYTHON |
| |
| bool CommandObjectTypeSummaryAdd::Execute_ScriptSummary( |
| Args &command, CommandReturnObject &result) { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1 && !m_options.m_name) { |
| result.AppendErrorWithFormat("%s takes one or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| TypeSummaryImplSP script_format; |
| |
| if (!m_options.m_python_function |
| .empty()) // we have a Python function ready to use |
| { |
| const char *funct_name = m_options.m_python_function.c_str(); |
| if (!funct_name || !funct_name[0]) { |
| result.AppendError("function name empty.\n"); |
| return false; |
| } |
| |
| std::string code = |
| (" " + m_options.m_python_function + "(valobj,internal_dict)"); |
| |
| script_format = std::make_shared<ScriptSummaryFormat>( |
| m_options.m_flags, funct_name, code.c_str()); |
| |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| |
| if (interpreter && !interpreter->CheckObjectExists(funct_name)) |
| result.AppendWarningWithFormat( |
| "The provided function \"%s\" does not exist - " |
| "please define it before attempting to use this summary.\n", |
| funct_name); |
| } else if (!m_options.m_python_script |
| .empty()) // we have a quick 1-line script, just use it |
| { |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| if (!interpreter) { |
| result.AppendError("script interpreter missing - unable to generate " |
| "function wrapper.\n"); |
| return false; |
| } |
| StringList funct_sl; |
| funct_sl << m_options.m_python_script.c_str(); |
| std::string funct_name_str; |
| if (!interpreter->GenerateTypeScriptFunction(funct_sl, funct_name_str)) { |
| result.AppendError("unable to generate function wrapper.\n"); |
| return false; |
| } |
| if (funct_name_str.empty()) { |
| result.AppendError( |
| "script interpreter failed to generate a valid function name.\n"); |
| return false; |
| } |
| |
| std::string code = " " + m_options.m_python_script; |
| |
| script_format = std::make_shared<ScriptSummaryFormat>( |
| m_options.m_flags, funct_name_str.c_str(), code.c_str()); |
| } else { |
| // Use an IOHandler to grab Python code from the user |
| ScriptAddOptions *options = |
| new ScriptAddOptions(m_options.m_flags, m_options.m_regex, |
| m_options.m_name, m_options.m_category); |
| |
| for (auto &entry : command.entries()) { |
| if (entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| options->m_target_types << std::string(entry.ref()); |
| } |
| |
| m_interpreter.GetPythonCommandsFromIOHandler( |
| " ", // Prompt |
| *this, // IOHandlerDelegate |
| options); // Baton for the "io_handler" that will be passed back into |
| // our IOHandlerDelegate functions |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| |
| return result.Succeeded(); |
| } |
| |
| // if I am here, script_format must point to something good, so I can add |
| // that as a script summary to all interested parties |
| |
| Status error; |
| |
| for (auto &entry : command.entries()) { |
| CommandObjectTypeSummaryAdd::AddSummary( |
| ConstString(entry.ref()), script_format, |
| (m_options.m_regex ? eRegexSummary : eRegularSummary), |
| m_options.m_category, &error); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| return false; |
| } |
| } |
| |
| if (m_options.m_name) { |
| AddSummary(m_options.m_name, script_format, eNamedSummary, |
| m_options.m_category, &error); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.AppendError("added to types, but not given a name"); |
| return false; |
| } |
| } |
| |
| return result.Succeeded(); |
| } |
| |
| #endif |
| |
| bool CommandObjectTypeSummaryAdd::Execute_StringSummary( |
| Args &command, CommandReturnObject &result) { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1 && !m_options.m_name) { |
| result.AppendErrorWithFormat("%s takes one or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| if (!m_options.m_flags.GetShowMembersOneLiner() && |
| m_options.m_format_string.empty()) { |
| result.AppendError("empty summary strings not allowed"); |
| return false; |
| } |
| |
| const char *format_cstr = (m_options.m_flags.GetShowMembersOneLiner() |
| ? "" |
| : m_options.m_format_string.c_str()); |
| |
| // ${var%S} is an endless recursion, prevent it |
| if (strcmp(format_cstr, "${var%S}") == 0) { |
| result.AppendError("recursive summary not allowed"); |
| return false; |
| } |
| |
| std::unique_ptr<StringSummaryFormat> string_format( |
| new StringSummaryFormat(m_options.m_flags, format_cstr)); |
| if (!string_format) { |
| result.AppendError("summary creation failed"); |
| return false; |
| } |
| if (string_format->m_error.Fail()) { |
| result.AppendErrorWithFormat("syntax error: %s", |
| string_format->m_error.AsCString("<unknown>")); |
| return false; |
| } |
| lldb::TypeSummaryImplSP entry(string_format.release()); |
| |
| // now I have a valid format, let's add it to every type |
| Status error; |
| for (auto &arg_entry : command.entries()) { |
| if (arg_entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| ConstString typeCS(arg_entry.ref()); |
| |
| AddSummary(typeCS, entry, |
| (m_options.m_regex ? eRegexSummary : eRegularSummary), |
| m_options.m_category, &error); |
| |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| return false; |
| } |
| } |
| |
| if (m_options.m_name) { |
| AddSummary(m_options.m_name, entry, eNamedSummary, m_options.m_category, |
| &error); |
| if (error.Fail()) { |
| result.AppendError(error.AsCString()); |
| result.AppendError("added to types, but not given a name"); |
| return false; |
| } |
| } |
| |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| |
| CommandObjectTypeSummaryAdd::CommandObjectTypeSummaryAdd( |
| CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type summary add", |
| "Add a new summary style for a type.", nullptr), |
| IOHandlerDelegateMultiline("DONE"), m_options(interpreter) { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| |
| SetHelpLong( |
| R"( |
| The following examples of 'type summary add' refer to this code snippet for context: |
| |
| struct JustADemo |
| { |
| int* ptr; |
| float value; |
| JustADemo(int p = 1, float v = 0.1) : ptr(new int(p)), value(v) {} |
| }; |
| JustADemo demo_instance(42, 3.14); |
| |
| typedef JustADemo NewDemo; |
| NewDemo new_demo_instance(42, 3.14); |
| |
| (lldb) type summary add --summary-string "the answer is ${*var.ptr}" JustADemo |
| |
| Subsequently displaying demo_instance with 'frame variable' or 'expression' will display "the answer is 42" |
| |
| (lldb) type summary add --summary-string "the answer is ${*var.ptr}, and the question is ${var.value}" JustADemo |
| |
| Subsequently displaying demo_instance with 'frame variable' or 'expression' will display "the answer is 42 and the question is 3.14" |
| |
| )" |
| "Alternatively, you could define formatting for all pointers to integers and \ |
| rely on that when formatting JustADemo to obtain the same result:" |
| R"( |
| |
| (lldb) type summary add --summary-string "${var%V} -> ${*var}" "int *" |
| (lldb) type summary add --summary-string "the answer is ${var.ptr}, and the question is ${var.value}" JustADemo |
| |
| )" |
| "Type summaries are automatically applied to derived typedefs, so the examples \ |
| above apply to both JustADemo and NewDemo. The cascade option can be used to \ |
| suppress this behavior:" |
| R"( |
| |
| (lldb) type summary add --summary-string "${var.ptr}, ${var.value},{${var.byte}}" JustADemo -C no |
| |
| The summary will now be used for values of JustADemo but not NewDemo. |
| |
| )" |
| "By default summaries are shown for pointers and references to values of the \ |
| specified type. To suppress formatting for pointers use the -p option, or apply \ |
| the corresponding -r option to suppress formatting for references:" |
| R"( |
| |
| (lldb) type summary add -p -r --summary-string "${var.ptr}, ${var.value},{${var.byte}}" JustADemo |
| |
| )" |
| "One-line summaries including all fields in a type can be inferred without supplying an \ |
| explicit summary string by passing the -c option:" |
| R"( |
| |
| (lldb) type summary add -c JustADemo |
| (lldb) frame variable demo_instance |
| (ptr=<address>, value=3.14) |
| |
| )" |
| "Type summaries normally suppress the nested display of individual fields. To \ |
| supply a summary to supplement the default structure add the -e option:" |
| R"( |
| |
| (lldb) type summary add -e --summary-string "*ptr = ${*var.ptr}" JustADemo |
| |
| )" |
| "Now when displaying JustADemo values the int* is displayed, followed by the \ |
| standard LLDB sequence of children, one per line:" |
| R"( |
| |
| *ptr = 42 { |
| ptr = <address> |
| value = 3.14 |
| } |
| |
| )" |
| "You can also add summaries written in Python. These scripts use lldb public API to \ |
| gather information from your variables and produce a meaningful summary. To start a \ |
| multi-line script use the -P option. The function declaration will be displayed along with \ |
| a comment describing the two arguments. End your script with the word 'DONE' on a line by \ |
| itself:" |
| R"( |
| |
| (lldb) type summary add JustADemo -P |
| def function (valobj,internal_dict): |
| """valobj: an SBValue which you want to provide a summary for |
| internal_dict: an LLDB support object not to be used""" |
| value = valobj.GetChildMemberWithName('value'); |
| return 'My value is ' + value.GetValue(); |
| DONE |
| |
| Alternatively, the -o option can be used when providing a simple one-line Python script: |
| |
| (lldb) type summary add JustADemo -o "value = valobj.GetChildMemberWithName('value'); return 'My value is ' + value.GetValue();")"); |
| } |
| |
| bool CommandObjectTypeSummaryAdd::DoExecute(Args &command, |
| CommandReturnObject &result) { |
| WarnOnPotentialUnquotedUnsignedType(command, result); |
| |
| if (m_options.m_is_add_script) { |
| #if LLDB_ENABLE_PYTHON |
| return Execute_ScriptSummary(command, result); |
| #else |
| result.AppendError("python is disabled"); |
| return false; |
| #endif |
| } |
| |
| return Execute_StringSummary(command, result); |
| } |
| |
| static bool FixArrayTypeNameWithRegex(ConstString &type_name) { |
| llvm::StringRef type_name_ref(type_name.GetStringRef()); |
| |
| if (type_name_ref.endswith("[]")) { |
| std::string type_name_str(type_name.GetCString()); |
| type_name_str.resize(type_name_str.length() - 2); |
| if (type_name_str.back() != ' ') |
| type_name_str.append(" ?\\[[0-9]+\\]"); |
| else |
| type_name_str.append("\\[[0-9]+\\]"); |
| type_name.SetCString(type_name_str.c_str()); |
| return true; |
| } |
| return false; |
| } |
| |
| bool CommandObjectTypeSummaryAdd::AddSummary(ConstString type_name, |
| TypeSummaryImplSP entry, |
| SummaryFormatType type, |
| std::string category_name, |
| Status *error) { |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory(ConstString(category_name.c_str()), |
| category); |
| |
| if (type == eRegularSummary) { |
| if (FixArrayTypeNameWithRegex(type_name)) |
| type = eRegexSummary; |
| } |
| |
| if (type == eRegexSummary) { |
| RegularExpression typeRX(type_name.GetStringRef()); |
| if (!typeRX.IsValid()) { |
| if (error) |
| error->SetErrorString( |
| "regex format error (maybe this is not really a regex?)"); |
| return false; |
| } |
| |
| category->GetRegexTypeSummariesContainer()->Delete(type_name); |
| category->GetRegexTypeSummariesContainer()->Add(std::move(typeRX), entry); |
| |
| return true; |
| } else if (type == eNamedSummary) { |
| // system named summaries do not exist (yet?) |
| DataVisualization::NamedSummaryFormats::Add(type_name, entry); |
| return true; |
| } else { |
| category->GetTypeSummariesContainer()->Add(std::move(type_name), entry); |
| return true; |
| } |
| } |
| |
| // CommandObjectTypeSummaryDelete |
| |
| class CommandObjectTypeSummaryDelete : public CommandObjectTypeFormatterDelete { |
| public: |
| CommandObjectTypeSummaryDelete(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterDelete( |
| interpreter, |
| eFormatCategoryItemSummary | eFormatCategoryItemRegexSummary, |
| "type summary delete", "Delete an existing summary for a type.") {} |
| |
| ~CommandObjectTypeSummaryDelete() override = default; |
| |
| protected: |
| bool FormatterSpecificDeletion(ConstString typeCS) override { |
| if (m_options.m_language != lldb::eLanguageTypeUnknown) |
| return false; |
| return DataVisualization::NamedSummaryFormats::Delete(typeCS); |
| } |
| }; |
| |
| class CommandObjectTypeSummaryClear : public CommandObjectTypeFormatterClear { |
| public: |
| CommandObjectTypeSummaryClear(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterClear( |
| interpreter, |
| eFormatCategoryItemSummary | eFormatCategoryItemRegexSummary, |
| "type summary clear", "Delete all existing summaries.") {} |
| |
| protected: |
| void FormatterSpecificDeletion() override { |
| DataVisualization::NamedSummaryFormats::Clear(); |
| } |
| }; |
| |
| // CommandObjectTypeSummaryList |
| |
| class CommandObjectTypeSummaryList |
| : public CommandObjectTypeFormatterList<TypeSummaryImpl> { |
| public: |
| CommandObjectTypeSummaryList(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterList(interpreter, "type summary list", |
| "Show a list of current summaries.") {} |
| |
| protected: |
| bool FormatterSpecificList(CommandReturnObject &result) override { |
| if (DataVisualization::NamedSummaryFormats::GetCount() > 0) { |
| result.GetOutputStream().Printf("Named summaries:\n"); |
| DataVisualization::NamedSummaryFormats::ForEach( |
| [&result](const TypeMatcher &type_matcher, |
| const TypeSummaryImplSP &summary_sp) -> bool { |
| result.GetOutputStream().Printf( |
| "%s: %s\n", type_matcher.GetMatchString().GetCString(), |
| summary_sp->GetDescription().c_str()); |
| return true; |
| }); |
| return true; |
| } |
| return false; |
| } |
| }; |
| |
| // CommandObjectTypeCategoryDefine |
| #define LLDB_OPTIONS_type_category_define |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeCategoryDefine : public CommandObjectParsed { |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() |
| : Options(), m_define_enabled(false, false), |
| m_cate_language(eLanguageTypeUnknown, eLanguageTypeUnknown) {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'e': |
| m_define_enabled.SetValueFromString(llvm::StringRef("true")); |
| break; |
| case 'l': |
| error = m_cate_language.SetValueFromString(option_arg); |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_define_enabled.Clear(); |
| m_cate_language.Clear(); |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_category_define_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| OptionValueBoolean m_define_enabled; |
| OptionValueLanguage m_cate_language; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeCategoryDefine(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type category define", |
| "Define a new category as a source of formatters.", |
| nullptr), |
| m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeCategoryDefine() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), |
| CommandCompletions::eTypeCategoryNameCompletion, request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1) { |
| result.AppendErrorWithFormat("%s takes 1 or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| for (auto &entry : command.entries()) { |
| TypeCategoryImplSP category_sp; |
| if (DataVisualization::Categories::GetCategory(ConstString(entry.ref()), |
| category_sp) && |
| category_sp) { |
| category_sp->AddLanguage(m_options.m_cate_language.GetCurrentValue()); |
| if (m_options.m_define_enabled.GetCurrentValue()) |
| DataVisualization::Categories::Enable(category_sp, |
| TypeCategoryMap::Default); |
| } |
| } |
| |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeCategoryEnable |
| #define LLDB_OPTIONS_type_category_enable |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeCategoryEnable : public CommandObjectParsed { |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'l': |
| if (!option_arg.empty()) { |
| m_language = Language::GetLanguageTypeFromString(option_arg); |
| if (m_language == lldb::eLanguageTypeUnknown) |
| error.SetErrorStringWithFormat("unrecognized language '%s'", |
| option_arg.str().c_str()); |
| } |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_language = lldb::eLanguageTypeUnknown; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_category_enable_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| lldb::LanguageType m_language; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeCategoryEnable(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type category enable", |
| "Enable a category as a source of formatters.", |
| nullptr), |
| m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeCategoryEnable() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), |
| CommandCompletions::eTypeCategoryNameCompletion, request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1 && m_options.m_language == lldb::eLanguageTypeUnknown) { |
| result.AppendErrorWithFormat("%s takes arguments and/or a language", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| if (argc == 1 && strcmp(command.GetArgumentAtIndex(0), "*") == 0) { |
| DataVisualization::Categories::EnableStar(); |
| } else if (argc > 0) { |
| for (int i = argc - 1; i >= 0; i--) { |
| const char *typeA = command.GetArgumentAtIndex(i); |
| ConstString typeCS(typeA); |
| |
| if (!typeCS) { |
| result.AppendError("empty category name not allowed"); |
| return false; |
| } |
| DataVisualization::Categories::Enable(typeCS); |
| lldb::TypeCategoryImplSP cate; |
| if (DataVisualization::Categories::GetCategory(typeCS, cate) && cate) { |
| if (cate->GetCount() == 0) { |
| result.AppendWarning("empty category enabled (typo?)"); |
| } |
| } |
| } |
| } |
| |
| if (m_options.m_language != lldb::eLanguageTypeUnknown) |
| DataVisualization::Categories::Enable(m_options.m_language); |
| |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeCategoryDelete |
| |
| class CommandObjectTypeCategoryDelete : public CommandObjectParsed { |
| public: |
| CommandObjectTypeCategoryDelete(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type category delete", |
| "Delete a category and all associated formatters.", |
| nullptr) { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeCategoryDelete() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), |
| CommandCompletions::eTypeCategoryNameCompletion, request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1) { |
| result.AppendErrorWithFormat("%s takes 1 or more arg.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| bool success = true; |
| |
| // the order is not relevant here |
| for (int i = argc - 1; i >= 0; i--) { |
| const char *typeA = command.GetArgumentAtIndex(i); |
| ConstString typeCS(typeA); |
| |
| if (!typeCS) { |
| result.AppendError("empty category name not allowed"); |
| return false; |
| } |
| if (!DataVisualization::Categories::Delete(typeCS)) |
| success = false; // keep deleting even if we hit an error |
| } |
| if (success) { |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } else { |
| result.AppendError("cannot delete one or more categories\n"); |
| return false; |
| } |
| } |
| }; |
| |
| // CommandObjectTypeCategoryDisable |
| #define LLDB_OPTIONS_type_category_disable |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeCategoryDisable : public CommandObjectParsed { |
| class CommandOptions : public Options { |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| |
| switch (short_option) { |
| case 'l': |
| if (!option_arg.empty()) { |
| m_language = Language::GetLanguageTypeFromString(option_arg); |
| if (m_language == lldb::eLanguageTypeUnknown) |
| error.SetErrorStringWithFormat("unrecognized language '%s'", |
| option_arg.str().c_str()); |
| } |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_language = lldb::eLanguageTypeUnknown; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_category_disable_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| lldb::LanguageType m_language; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| public: |
| CommandObjectTypeCategoryDisable(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type category disable", |
| "Disable a category as a source of formatters.", |
| nullptr), |
| m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeCategoryDisable() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), |
| CommandCompletions::eTypeCategoryNameCompletion, request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1 && m_options.m_language == lldb::eLanguageTypeUnknown) { |
| result.AppendErrorWithFormat("%s takes arguments and/or a language", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| if (argc == 1 && strcmp(command.GetArgumentAtIndex(0), "*") == 0) { |
| DataVisualization::Categories::DisableStar(); |
| } else if (argc > 0) { |
| // the order is not relevant here |
| for (int i = argc - 1; i >= 0; i--) { |
| const char *typeA = command.GetArgumentAtIndex(i); |
| ConstString typeCS(typeA); |
| |
| if (!typeCS) { |
| result.AppendError("empty category name not allowed"); |
| return false; |
| } |
| DataVisualization::Categories::Disable(typeCS); |
| } |
| } |
| |
| if (m_options.m_language != lldb::eLanguageTypeUnknown) |
| DataVisualization::Categories::Disable(m_options.m_language); |
| |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeCategoryList |
| |
| class CommandObjectTypeCategoryList : public CommandObjectParsed { |
| public: |
| CommandObjectTypeCategoryList(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type category list", |
| "Provide a list of all existing categories.", |
| nullptr) { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatOptional; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| ~CommandObjectTypeCategoryList() override = default; |
| |
| void |
| HandleArgumentCompletion(CompletionRequest &request, |
| OptionElementVector &opt_element_vector) override { |
| if (request.GetCursorIndex()) |
| return; |
| CommandCompletions::InvokeCommonCompletionCallbacks( |
| GetCommandInterpreter(), |
| CommandCompletions::eTypeCategoryNameCompletion, request, nullptr); |
| } |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| std::unique_ptr<RegularExpression> regex; |
| |
| if (argc == 1) { |
| const char *arg = command.GetArgumentAtIndex(0); |
| regex = std::make_unique<RegularExpression>(arg); |
| if (!regex->IsValid()) { |
| result.AppendErrorWithFormat( |
| "syntax error in category regular expression '%s'", arg); |
| return false; |
| } |
| } else if (argc != 0) { |
| result.AppendErrorWithFormat("%s takes 0 or one arg.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| DataVisualization::Categories::ForEach( |
| [®ex, &result](const lldb::TypeCategoryImplSP &category_sp) -> bool { |
| if (regex) { |
| bool escape = true; |
| if (regex->GetText() == category_sp->GetName()) { |
| escape = false; |
| } else if (regex->Execute(category_sp->GetName())) { |
| escape = false; |
| } |
| |
| if (escape) |
| return true; |
| } |
| |
| result.GetOutputStream().Printf( |
| "Category: %s\n", category_sp->GetDescription().c_str()); |
| |
| return true; |
| }); |
| |
| result.SetStatus(eReturnStatusSuccessFinishResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // CommandObjectTypeFilterList |
| |
| class CommandObjectTypeFilterList |
| : public CommandObjectTypeFormatterList<TypeFilterImpl> { |
| public: |
| CommandObjectTypeFilterList(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterList(interpreter, "type filter list", |
| "Show a list of current filters.") {} |
| }; |
| |
| #if LLDB_ENABLE_PYTHON |
| |
| // CommandObjectTypeSynthList |
| |
| class CommandObjectTypeSynthList |
| : public CommandObjectTypeFormatterList<SyntheticChildren> { |
| public: |
| CommandObjectTypeSynthList(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterList( |
| interpreter, "type synthetic list", |
| "Show a list of current synthetic providers.") {} |
| }; |
| |
| #endif |
| |
| // CommandObjectTypeFilterDelete |
| |
| class CommandObjectTypeFilterDelete : public CommandObjectTypeFormatterDelete { |
| public: |
| CommandObjectTypeFilterDelete(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterDelete( |
| interpreter, |
| eFormatCategoryItemFilter | eFormatCategoryItemRegexFilter, |
| "type filter delete", "Delete an existing filter for a type.") {} |
| |
| ~CommandObjectTypeFilterDelete() override = default; |
| }; |
| |
| #if LLDB_ENABLE_PYTHON |
| |
| // CommandObjectTypeSynthDelete |
| |
| class CommandObjectTypeSynthDelete : public CommandObjectTypeFormatterDelete { |
| public: |
| CommandObjectTypeSynthDelete(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterDelete( |
| interpreter, |
| eFormatCategoryItemSynth | eFormatCategoryItemRegexSynth, |
| "type synthetic delete", |
| "Delete an existing synthetic provider for a type.") {} |
| |
| ~CommandObjectTypeSynthDelete() override = default; |
| }; |
| |
| #endif |
| |
| // CommandObjectTypeFilterClear |
| |
| class CommandObjectTypeFilterClear : public CommandObjectTypeFormatterClear { |
| public: |
| CommandObjectTypeFilterClear(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterClear( |
| interpreter, |
| eFormatCategoryItemFilter | eFormatCategoryItemRegexFilter, |
| "type filter clear", "Delete all existing filter.") {} |
| }; |
| |
| #if LLDB_ENABLE_PYTHON |
| // CommandObjectTypeSynthClear |
| |
| class CommandObjectTypeSynthClear : public CommandObjectTypeFormatterClear { |
| public: |
| CommandObjectTypeSynthClear(CommandInterpreter &interpreter) |
| : CommandObjectTypeFormatterClear( |
| interpreter, |
| eFormatCategoryItemSynth | eFormatCategoryItemRegexSynth, |
| "type synthetic clear", |
| "Delete all existing synthetic providers.") {} |
| }; |
| |
| bool CommandObjectTypeSynthAdd::Execute_HandwritePython( |
| Args &command, CommandReturnObject &result) { |
| SynthAddOptions *options = new SynthAddOptions( |
| m_options.m_skip_pointers, m_options.m_skip_references, |
| m_options.m_cascade, m_options.m_regex, m_options.m_category); |
| |
| for (auto &entry : command.entries()) { |
| if (entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| options->m_target_types << std::string(entry.ref()); |
| } |
| |
| m_interpreter.GetPythonCommandsFromIOHandler( |
| " ", // Prompt |
| *this, // IOHandlerDelegate |
| options); // Baton for the "io_handler" that will be passed back into our |
| // IOHandlerDelegate functions |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| |
| bool CommandObjectTypeSynthAdd::Execute_PythonClass( |
| Args &command, CommandReturnObject &result) { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1) { |
| result.AppendErrorWithFormat("%s takes one or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| if (m_options.m_class_name.empty() && !m_options.m_input_python) { |
| result.AppendErrorWithFormat("%s needs either a Python class name or -P to " |
| "directly input Python code.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| SyntheticChildrenSP entry; |
| |
| ScriptedSyntheticChildren *impl = new ScriptedSyntheticChildren( |
| SyntheticChildren::Flags() |
| .SetCascades(m_options.m_cascade) |
| .SetSkipPointers(m_options.m_skip_pointers) |
| .SetSkipReferences(m_options.m_skip_references), |
| m_options.m_class_name.c_str()); |
| |
| entry.reset(impl); |
| |
| ScriptInterpreter *interpreter = GetDebugger().GetScriptInterpreter(); |
| |
| if (interpreter && |
| !interpreter->CheckObjectExists(impl->GetPythonClassName())) |
| result.AppendWarning("The provided class does not exist - please define it " |
| "before attempting to use this synthetic provider"); |
| |
| // now I have a valid provider, let's add it to every type |
| |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory( |
| ConstString(m_options.m_category.c_str()), category); |
| |
| Status error; |
| |
| for (auto &arg_entry : command.entries()) { |
| if (arg_entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| ConstString typeCS(arg_entry.ref()); |
| if (!AddSynth(typeCS, entry, |
| m_options.m_regex ? eRegexSynth : eRegularSynth, |
| m_options.m_category, &error)) { |
| result.AppendError(error.AsCString()); |
| return false; |
| } |
| } |
| |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| |
| CommandObjectTypeSynthAdd::CommandObjectTypeSynthAdd( |
| CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type synthetic add", |
| "Add a new synthetic provider for a type.", nullptr), |
| IOHandlerDelegateMultiline("DONE"), m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| } |
| |
| bool CommandObjectTypeSynthAdd::AddSynth(ConstString type_name, |
| SyntheticChildrenSP entry, |
| SynthFormatType type, |
| std::string category_name, |
| Status *error) { |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory(ConstString(category_name.c_str()), |
| category); |
| |
| if (type == eRegularSynth) { |
| if (FixArrayTypeNameWithRegex(type_name)) |
| type = eRegexSynth; |
| } |
| |
| if (category->AnyMatches( |
| type_name, eFormatCategoryItemFilter | eFormatCategoryItemRegexFilter, |
| false)) { |
| if (error) |
| error->SetErrorStringWithFormat("cannot add synthetic for type %s when " |
| "filter is defined in same category!", |
| type_name.AsCString()); |
| return false; |
| } |
| |
| if (type == eRegexSynth) { |
| RegularExpression typeRX(type_name.GetStringRef()); |
| if (!typeRX.IsValid()) { |
| if (error) |
| error->SetErrorString( |
| "regex format error (maybe this is not really a regex?)"); |
| return false; |
| } |
| |
| category->GetRegexTypeSyntheticsContainer()->Delete(type_name); |
| category->GetRegexTypeSyntheticsContainer()->Add(std::move(typeRX), entry); |
| |
| return true; |
| } else { |
| category->GetTypeSyntheticsContainer()->Add(std::move(type_name), entry); |
| return true; |
| } |
| } |
| |
| #endif |
| #define LLDB_OPTIONS_type_filter_add |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeFilterAdd : public CommandObjectParsed { |
| private: |
| class CommandOptions : public Options { |
| typedef std::vector<std::string> option_vector; |
| |
| public: |
| CommandOptions() : Options() {} |
| |
| ~CommandOptions() override = default; |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg, |
| ExecutionContext *execution_context) override { |
| Status error; |
| const int short_option = m_getopt_table[option_idx].val; |
| bool success; |
| |
| switch (short_option) { |
| case 'C': |
| m_cascade = OptionArgParser::ToBoolean(option_arg, true, &success); |
| if (!success) |
| error.SetErrorStringWithFormat("invalid value for cascade: %s", |
| option_arg.str().c_str()); |
| break; |
| case 'c': |
| m_expr_paths.push_back(std::string(option_arg)); |
| has_child_list = true; |
| break; |
| case 'p': |
| m_skip_pointers = true; |
| break; |
| case 'r': |
| m_skip_references = true; |
| break; |
| case 'w': |
| m_category = std::string(option_arg); |
| break; |
| case 'x': |
| m_regex = true; |
| break; |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_cascade = true; |
| m_skip_pointers = false; |
| m_skip_references = false; |
| m_category = "default"; |
| m_expr_paths.clear(); |
| has_child_list = false; |
| m_regex = false; |
| } |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_filter_add_options); |
| } |
| |
| // Instance variables to hold the values for command options. |
| |
| bool m_cascade; |
| bool m_skip_references; |
| bool m_skip_pointers; |
| bool m_input_python; |
| option_vector m_expr_paths; |
| std::string m_category; |
| bool has_child_list; |
| bool m_regex; |
| |
| typedef option_vector::iterator ExpressionPathsIterator; |
| }; |
| |
| CommandOptions m_options; |
| |
| Options *GetOptions() override { return &m_options; } |
| |
| enum FilterFormatType { eRegularFilter, eRegexFilter }; |
| |
| bool AddFilter(ConstString type_name, TypeFilterImplSP entry, |
| FilterFormatType type, std::string category_name, |
| Status *error) { |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory( |
| ConstString(category_name.c_str()), category); |
| |
| if (type == eRegularFilter) { |
| if (FixArrayTypeNameWithRegex(type_name)) |
| type = eRegexFilter; |
| } |
| |
| if (category->AnyMatches( |
| type_name, eFormatCategoryItemSynth | eFormatCategoryItemRegexSynth, |
| false)) { |
| if (error) |
| error->SetErrorStringWithFormat("cannot add filter for type %s when " |
| "synthetic is defined in same " |
| "category!", |
| type_name.AsCString()); |
| return false; |
| } |
| |
| if (type == eRegexFilter) { |
| RegularExpression typeRX(type_name.GetStringRef()); |
| if (!typeRX.IsValid()) { |
| if (error) |
| error->SetErrorString( |
| "regex format error (maybe this is not really a regex?)"); |
| return false; |
| } |
| |
| category->GetRegexTypeFiltersContainer()->Delete(type_name); |
| category->GetRegexTypeFiltersContainer()->Add(std::move(typeRX), entry); |
| |
| return true; |
| } else { |
| category->GetTypeFiltersContainer()->Add(std::move(type_name), entry); |
| return true; |
| } |
| } |
| |
| public: |
| CommandObjectTypeFilterAdd(CommandInterpreter &interpreter) |
| : CommandObjectParsed(interpreter, "type filter add", |
| "Add a new filter for a type.", nullptr), |
| m_options() { |
| CommandArgumentEntry type_arg; |
| CommandArgumentData type_style_arg; |
| |
| type_style_arg.arg_type = eArgTypeName; |
| type_style_arg.arg_repetition = eArgRepeatPlus; |
| |
| type_arg.push_back(type_style_arg); |
| |
| m_arguments.push_back(type_arg); |
| |
| SetHelpLong( |
| R"( |
| The following examples of 'type filter add' refer to this code snippet for context: |
| |
| class Foo { |
| int a; |
| int b; |
| int c; |
| int d; |
| int e; |
| int f; |
| int g; |
| int h; |
| int i; |
| } |
| Foo my_foo; |
| |
| Adding a simple filter: |
| |
| (lldb) type filter add --child a --child g Foo |
| (lldb) frame variable my_foo |
| |
| )" |
| "Produces output where only a and g are displayed. Other children of my_foo \ |
| (b, c, d, e, f, h and i) are available by asking for them explicitly:" |
| R"( |
| |
| (lldb) frame variable my_foo.b my_foo.c my_foo.i |
| |
| )" |
| "The formatting option --raw on frame variable bypasses the filter, showing \ |
| all children of my_foo as if no filter was defined:" |
| R"( |
| |
| (lldb) frame variable my_foo --raw)"); |
| } |
| |
| ~CommandObjectTypeFilterAdd() override = default; |
| |
| protected: |
| bool DoExecute(Args &command, CommandReturnObject &result) override { |
| const size_t argc = command.GetArgumentCount(); |
| |
| if (argc < 1) { |
| result.AppendErrorWithFormat("%s takes one or more args.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| if (m_options.m_expr_paths.empty()) { |
| result.AppendErrorWithFormat("%s needs one or more children.\n", |
| m_cmd_name.c_str()); |
| return false; |
| } |
| |
| TypeFilterImplSP entry(new TypeFilterImpl( |
| SyntheticChildren::Flags() |
| .SetCascades(m_options.m_cascade) |
| .SetSkipPointers(m_options.m_skip_pointers) |
| .SetSkipReferences(m_options.m_skip_references))); |
| |
| // go through the expression paths |
| CommandOptions::ExpressionPathsIterator begin, |
| end = m_options.m_expr_paths.end(); |
| |
| for (begin = m_options.m_expr_paths.begin(); begin != end; begin++) |
| entry->AddExpressionPath(*begin); |
| |
| // now I have a valid provider, let's add it to every type |
| |
| lldb::TypeCategoryImplSP category; |
| DataVisualization::Categories::GetCategory( |
| ConstString(m_options.m_category.c_str()), category); |
| |
| Status error; |
| |
| WarnOnPotentialUnquotedUnsignedType(command, result); |
| |
| for (auto &arg_entry : command.entries()) { |
| if (arg_entry.ref().empty()) { |
| result.AppendError("empty typenames not allowed"); |
| return false; |
| } |
| |
| ConstString typeCS(arg_entry.ref()); |
| if (!AddFilter(typeCS, entry, |
| m_options.m_regex ? eRegexFilter : eRegularFilter, |
| m_options.m_category, &error)) { |
| result.AppendError(error.AsCString()); |
| return false; |
| } |
| } |
| |
| result.SetStatus(eReturnStatusSuccessFinishNoResult); |
| return result.Succeeded(); |
| } |
| }; |
| |
| // "type lookup" |
| #define LLDB_OPTIONS_type_lookup |
| #include "CommandOptions.inc" |
| |
| class CommandObjectTypeLookup : public CommandObjectRaw { |
| protected: |
| // this function is allowed to do a more aggressive job at guessing languages |
| // than the expression parser is comfortable with - so leave the original |
| // call alone and add one that is specific to type lookup |
| lldb::LanguageType GuessLanguage(StackFrame *frame) { |
| lldb::LanguageType lang_type = lldb::eLanguageTypeUnknown; |
| |
| if (!frame) |
| return lang_type; |
| |
| lang_type = frame->GuessLanguage(); |
| if (lang_type != lldb::eLanguageTypeUnknown) |
| return lang_type; |
| |
| Symbol *s = frame->GetSymbolContext(eSymbolContextSymbol).symbol; |
| if (s) |
| lang_type = s->GetMangled().GuessLanguage(); |
| |
| return lang_type; |
| } |
| |
| class CommandOptions : public OptionGroup { |
| public: |
| CommandOptions() : OptionGroup() {} |
| |
| ~CommandOptions() override = default; |
| |
| llvm::ArrayRef<OptionDefinition> GetDefinitions() override { |
| return llvm::makeArrayRef(g_type_lookup_options); |
| } |
| |
| Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_value, |
| ExecutionContext *execution_context) override { |
| Status error; |
| |
| const int short_option = g_type_lookup_options[option_idx].short_option; |
| |
| switch (short_option) { |
| case 'h': |
| m_show_help = true; |
| break; |
| |
| case 'l': |
| m_language = Language::GetLanguageTypeFromString(option_value); |
| break; |
| |
| default: |
| llvm_unreachable("Unimplemented option"); |
| } |
| |
| return error; |
| } |
| |
| void OptionParsingStarting(ExecutionContext *execution_context) override { |
| m_show_help = false; |
| m_language = eLanguageTypeUnknown; |
| } |
| |
| // Options table: Required for subclasses of Options. |
| |
| bool m_show_help = false; |
| lldb::LanguageType m_language = eLanguageTypeUnknown; |
| }; |
| |
| OptionGroupOptions m_option_group; |
| CommandOptions m_command_options; |
| |
| public: |
| CommandObjectTypeLookup(CommandInterpreter &interpreter) |
| : CommandObjectRaw(interpreter, "type lookup", |
| "Lookup types and declarations in the current target, " |
| "following language-specific naming conventions.", |
| "type lookup <type-specifier>", |
| eCommandRequiresTarget), |
| m_option_group(), m_command_options() { |
| m_option_group.Append(&m_command_options); |
| m_option_group.Finalize(); |
| } |
| |
| ~CommandObjectTypeLookup() override = default; |
| |
| Options *GetOptions() override { return &m_option_group; } |
| |
| llvm::StringRef GetHelpLong() override { |
| if (!m_cmd_help_long.empty()) |
| return m_cmd_help_long; |
| |
| StreamString stream; |
| Language::ForEach([&](Language *lang) { |
| if (const char *help = lang->GetLanguageSpecificTypeLookupHelp()) |
| stream.Printf("%s\n", help); |
| return true; |
| }); |
| |
| m_cmd_help_long = std::string(stream.GetString()); |
| return m_cmd_help_long; |
| } |
| |
| bool DoExecute(llvm::StringRef raw_command_line, |
| CommandReturnObject &result) override { |
| if (raw_command_line.empty()) { |
| result.AppendError( |
| "type lookup cannot be invoked without a type name as argument"); |
| return false; |
| } |
| |
| auto exe_ctx = GetCommandInterpreter().GetExecutionContext(); |
| m_option_group.NotifyOptionParsingStarting(&exe_ctx); |
| |
| OptionsWithRaw args(raw_command_line); |
| const char *name_of_type = args.GetRawPart().c_str(); |
| |
| if (args.HasArgs()) |
| if (!ParseOptionsAndNotify(args.GetArgs(), result, m_option_group, |
| exe_ctx)) |
| return false; |
| |
| ExecutionContextScope *best_scope = exe_ctx.GetBestExecutionContextScope(); |
| |
| bool any_found = false; |
| |
| std::vector<Language *> languages; |
| |
| bool is_global_search = false; |
| LanguageType guessed_language = lldb::eLanguageTypeUnknown; |
| |
| if ((is_global_search = |
| (m_command_options.m_language == eLanguageTypeUnknown))) { |
| Language::ForEach([&](Language *lang) { |
| languages.push_back(lang); |
| return true; |
| }); |
| } else { |
| languages.push_back(Language::FindPlugin(m_command_options.m_language)); |
| } |
| |
| // This is not the most efficient way to do this, but we support very few |
| // languages so the cost of the sort is going to be dwarfed by the actual |
| // lookup anyway |
| if (StackFrame *frame = m_exe_ctx.GetFramePtr()) { |
| guessed_language = GuessLanguage(frame); |
| if (guessed_language != eLanguageTypeUnknown) { |
| llvm::sort( |
| languages.begin(), languages.end(), |
| [guessed_language](Language *lang1, Language *lang2) -> bool { |
| if (!lang1 || !lang2) |
| return false; |
| LanguageType lt1 = lang1->GetLanguageType(); |
| LanguageType lt2 = lang2->GetLanguageType(); |
| if (lt1 == guessed_language) |
| return true; // make the selected frame's language come first |
| if (lt2 == guessed_language) |
| return false; // make the selected frame's language come first |
| return (lt1 < lt2); // normal comparison otherwise |
| }); |
| } |
| } |
| |
| bool is_first_language = true; |
| |
| for (Language *language : languages) { |
| if (!language) |
| continue; |
| |
| if (auto scavenger = language->GetTypeScavenger()) { |
| Language::TypeScavenger::ResultSet search_results; |
| if (scavenger->Find(best_scope, name_of_type, search_results) > 0) { |
| for (const auto &search_result : search_results) { |
| if (search_result && search_result->IsValid()) { |
| any_found = true; |
| search_result->DumpToStream(result.GetOutputStream(), |
| this->m_command_options.m_show_help); |
| } |
| } |
| } |
| } |
| // this is "type lookup SomeName" and we did find a match, so get out |
| if (any_found && is_global_search) |
| break; |
| else if (is_first_language && is_global_search && |
| guessed_language != lldb::eLanguageTypeUnknown) { |
| is_first_language = false; |
| result.GetOutputStream().Printf( |
| "no type was found in the current language %s matching '%s'; " |
| "performing a global search across all languages\n", |
| Language::GetNameForLanguageType(guessed_language), name_of_type); |
| } |
| } |
| |
| if (!any_found) |
| result.AppendMessageWithFormat("no type was found matching '%s'\n", |
| name_of_type); |
| |
| result.SetStatus(any_found ? lldb::eReturnStatusSuccessFinishResult |
| : lldb::eReturnStatusSuccessFinishNoResult); |
| return true; |
| } |
| }; |
| |
| template <typename FormatterType> |
| class CommandObjectFormatterInfo : public CommandObjectRaw { |
| public: |
| typedef std::function<typename FormatterType::SharedPointer(ValueObject &)> |
| DiscoveryFunction; |
| CommandObjectFormatterInfo(CommandInterpreter &interpreter, |
| const char *formatter_name, |
| DiscoveryFunction discovery_func) |
| : CommandObjectRaw(interpreter, "", "", "", eCommandRequiresFrame), |
| m_formatter_name(formatter_name ? formatter_name : ""), |
| m_discovery_function(discovery_func) { |
| StreamString name; |
| name.Printf("type %s info", formatter_name); |
| SetCommandName(name.GetString()); |
| StreamString help; |
| help.Printf("This command evaluates the provided expression and shows " |
| "which %s is applied to the resulting value (if any).", |
| formatter_name); |
| SetHelp(help.GetString()); |
| StreamString syntax; |
| syntax.Printf("type %s info <expr>", formatter_name); |
| SetSyntax(syntax.GetString()); |
| } |
| |
| ~CommandObjectFormatterInfo() override = default; |
| |
| protected: |
| bool DoExecute(llvm::StringRef command, |
| CommandReturnObject &result) override { |
| TargetSP target_sp = GetDebugger().GetSelectedTarget(); |
| Thread *thread = GetDefaultThread(); |
| if (!thread) { |
| result.AppendError("no default thread"); |
| return false; |
| } |
| |
| StackFrameSP frame_sp = thread->GetSelectedFrame(); |
| ValueObjectSP result_valobj_sp; |
| EvaluateExpressionOptions options; |
| lldb::ExpressionResults expr_result = target_sp->EvaluateExpression( |
| command, frame_sp.get(), result_valobj_sp, options); |
| if (expr_result == eExpressionCompleted && result_valobj_sp) { |
| result_valobj_sp = |
| result_valobj_sp->GetQualifiedRepresentationIfAvailable( |
| target_sp->GetPreferDynamicValue(), |
| target_sp->GetEnableSyntheticValue()); |
| typename FormatterType::SharedPointer formatter_sp = |
| m_discovery_function(*result_valobj_sp); |
| if (formatter_sp) { |
| std::string description(formatter_sp->GetDescription()); |
| result.GetOutputStream() |
| << m_formatter_name << " applied to (" |
| << result_valobj_sp->GetDisplayTypeName().AsCString("<unknown>") |
| << ") " << command << " is: " << description << "\n"; |
| result.SetStatus(lldb::eReturnStatusSuccessFinishResult); |
| } else { |
| result.GetOutputStream() |
| << "no " << m_formatter_name << " applies to (" |
| << result_valobj_sp->GetDisplayTypeName().AsCString("<unknown>") |
| << ") " << command << "\n"; |
| result.SetStatus(lldb::eReturnStatusSuccessFinishNoResult); |
| } |
| return true; |
| } else { |
| result.AppendError("failed to evaluate expression"); |
| return false; |
| } |
| } |
| |
| private: |
| std::string m_formatter_name; |
| DiscoveryFunction m_discovery_function; |
| }; |
| |
| class CommandObjectTypeFormat : public CommandObjectMultiword { |
| public: |
| CommandObjectTypeFormat(CommandInterpreter &interpreter) |
| : CommandObjectMultiword( |
| interpreter, "type format", |
| "Commands for customizing value display formats.", |
| "type format [<sub-command-options>] ") { |
| LoadSubCommand( |
| "add", CommandObjectSP(new CommandObjectTypeFormatAdd(interpreter))); |
| LoadSubCommand("clear", CommandObjectSP( |
| new CommandObjectTypeFormatClear(interpreter))); |
| LoadSubCommand("delete", CommandObjectSP(new CommandObjectTypeFormatDelete( |
| interpreter))); |
| LoadSubCommand( |
| "list", CommandObjectSP(new CommandObjectTypeFormatList(interpreter))); |
| LoadSubCommand( |
| "info", CommandObjectSP(new CommandObjectFormatterInfo<TypeFormatImpl>( |
| interpreter, "format", |
| [](ValueObject &valobj) -> TypeFormatImpl::SharedPointer { |
| return valobj.GetValueFormat(); |
| }))); |
| } |
| |
| ~CommandObjectTypeFormat() override = default; |
| }; |
| |
| #if LLDB_ENABLE_PYTHON |
| |
| class CommandObjectTypeSynth : public CommandObjectMultiword { |
| public: |
| CommandObjectTypeSynth(CommandInterpreter &interpreter) |
| : CommandObjectMultiword( |
| interpreter, "type synthetic", |
| "Commands for operating on synthetic type representations.", |
| "type synthetic [<sub-command-options>] ") { |
| LoadSubCommand("add", |
| CommandObjectSP(new CommandObjectTypeSynthAdd(interpreter))); |
| LoadSubCommand( |
| "clear", CommandObjectSP(new CommandObjectTypeSynthClear(interpreter))); |
| LoadSubCommand("delete", CommandObjectSP(new CommandObjectTypeSynthDelete( |
| interpreter))); |
| LoadSubCommand( |
| "list", CommandObjectSP(new CommandObjectTypeSynthList(interpreter))); |
| LoadSubCommand( |
| "info", |
| CommandObjectSP(new CommandObjectFormatterInfo<SyntheticChildren>( |
| interpreter, "synthetic", |
| [](ValueObject &valobj) -> SyntheticChildren::SharedPointer { |
| return valobj.GetSyntheticChildren(); |
| }))); |
| } |
| |
| ~CommandObjectTypeSynth() override = default; |
| }; |
| |
| #endif |
| |
| class CommandObjectTypeFilter : public CommandObjectMultiword { |
| public: |
| CommandObjectTypeFilter(CommandInterpreter &interpreter) |
| : CommandObjectMultiword(interpreter, "type filter", |
| "Commands for operating on type filters.", |
| "type filter [<sub-command-options>] ") { |
| LoadSubCommand( |
| "add", CommandObjectSP(new CommandObjectTypeFilterAdd(interpreter))); |
| LoadSubCommand("clear", CommandObjectSP( |
| new CommandObjectTypeFilterClear(interpreter))); |
| LoadSubCommand("delete", CommandObjectSP(new CommandObjectTypeFilterDelete( |
| interpreter))); |
| LoadSubCommand( |
| "list", CommandObjectSP(new CommandObjectTypeFilterList(interpreter))); |
| } |
| |
| ~CommandObjectTypeFilter() override = default; |
| }; |
| |
| class CommandObjectTypeCategory : public Comm
|