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https://github.com/VCMP-SqMod/SqMod.git
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a1a71ee031
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a1a71ee031 | ||
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c4b9b4c0a5 |
@ -80,6 +80,7 @@ add_library(SqModule MODULE SqBase.hpp Main.cpp
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Library/Numeric.cpp Library/Numeric.hpp
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Library/Numeric.cpp Library/Numeric.hpp
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Library/Numeric/Math.cpp Library/Numeric/Math.hpp
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Library/Numeric/Math.cpp Library/Numeric/Math.hpp
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Library/Numeric/Random.cpp Library/Numeric/Random.hpp
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Library/Numeric/Random.cpp Library/Numeric/Random.hpp
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Library/RegEx.cpp Library/RegEx.hpp
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Library/String.cpp Library/String.hpp
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Library/String.cpp Library/String.hpp
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Library/System.cpp Library/System.hpp
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Library/System.cpp Library/System.hpp
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Library/System/Dir.cpp Library/System/Dir.hpp
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Library/System/Dir.cpp Library/System/Dir.hpp
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@ -203,6 +204,15 @@ endif(WIN32)
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR})
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR})
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR}/VCMP)
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR}/VCMP)
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR}/Sqrat)
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target_include_directories(SqModule PRIVATE ${CMAKE_CURRENT_LIST_DIR}/Sqrat)
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# Include PCRE directory in the header search path
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if (POCO_UNBUNDLED)
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find_package(PCRE REQUIRED)
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target_link_libraries(SqModule PRIVATE Pcre::Pcre)
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else()
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# Get the foundation source folder path
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get_target_property(POCO_FOUNDATION_SOURCE_DIR Foundation SOURCE_DIR)
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target_include_directories(SqModule PRIVATE "${POCO_FOUNDATION_SOURCE_DIR}/src")
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endif()
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# Copy module into the plug-ins folder
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# Copy module into the plug-ins folder
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add_custom_command(TARGET SqModule POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:SqModule> "${PROJECT_SOURCE_DIR}/bin/plugins")
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add_custom_command(TARGET SqModule POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:SqModule> "${PROJECT_SOURCE_DIR}/bin/plugins")
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# Copy several dependent DLLs on windows to make distribution easier (used mainly by people that distribute builds)
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# Copy several dependent DLLs on windows to make distribution easier (used mainly by people that distribute builds)
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191
module/Library/RegEx.cpp
Normal file
191
module/Library/RegEx.cpp
Normal file
@ -0,0 +1,191 @@
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// ------------------------------------------------------------------------------------------------
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#include "Library/RegEx.hpp"
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// ------------------------------------------------------------------------------------------------
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#include <sqratConst.h>
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// ------------------------------------------------------------------------------------------------
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namespace SqMod {
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// ------------------------------------------------------------------------------------------------
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SQMOD_DECL_TYPENAME(SqRxMatchTypename, _SC("SqRxMatch"))
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SQMOD_DECL_TYPENAME(SqRxMatchesTypename, _SC("SqRxMatches"))
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SQMOD_DECL_TYPENAME(SqRxInstanceTypename, _SC("SqRxInstance"))
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// ------------------------------------------------------------------------------------------------
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bool RxInstance::STUDY = true;
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int RxInstance::OPTIONS = 0;
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int RxInstance::STUDY_OPTIONS = 0;
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// ================================================================================================
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void Register_RegEx(HSQUIRRELVM vm)
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{
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RootTable(vm).Bind(SqRxMatchTypename::Str,
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Class< RxMatch >(vm, SqRxMatchTypename::Str)
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// Constructors
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.Ctor()
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.Ctor< SQInteger >()
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.Ctor< SQInteger, SQInteger >()
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// Meta-methods
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.SquirrelFunc(_SC("_typename"), &SqRxMatchTypename::Fn)
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// Properties
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.Prop(_SC("Offset"), &RxMatch::GetOffset, &RxMatch::SetOffset)
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.Prop(_SC("Length"), &RxMatch::GetLength, &RxMatch::SetLength)
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.Prop(_SC("End"), &RxMatch::GetEnd)
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// Member Methods
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.Func(_SC("SubStr"), &RxMatch::SubStr)
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);
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RootTable(vm).Bind(SqRxMatchesTypename::Str,
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Class< RxMatches >(vm, SqRxMatchesTypename::Str)
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// Constructors
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.Ctor()
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// Meta-methods
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.SquirrelFunc(_SC("_typename"), &SqRxMatchesTypename::Fn)
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// Properties
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.Prop(_SC("Front"), &RxMatches::Front)
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.Prop(_SC("Back"), &RxMatches::Back)
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.Prop(_SC("Empty"), &RxMatches::Empty)
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.Prop(_SC("Size"), &RxMatches::Size)
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.Prop(_SC("Capacity"), &RxMatches::Capacity, &RxMatches::Reserve)
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// Member Methods
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.Func(_SC("Get"), &RxMatches::Get)
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.Func(_SC("Reserve"), &RxMatches::Reserve)
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.Func(_SC("Compact"), &RxMatches::Compact)
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.Func(_SC("Clear"), &RxMatches::Clear)
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.Func(_SC("Pop"), &RxMatches::Pop)
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.Func(_SC("EraseAt"), &RxMatches::EraseAt)
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.Func(_SC("EraseFrom"), &RxMatches::EraseFrom)
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.Func(_SC("Each"), &RxMatches::Each)
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.Func(_SC("EachRange"), &RxMatches::EachRange)
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.Func(_SC("While"), &RxMatches::While)
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.Func(_SC("WhileRange"), &RxMatches::WhileRange)
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.Func(_SC("SubStr"), &RxMatches::SubStr)
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);
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RootTable(vm).Bind(_SC("SqRx"),
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Class< RxInstance, NoCopy< RxInstance > >(vm, SqRxInstanceTypename::Str)
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// Constructors
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.Ctor()
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.Ctor< StackStrF & >()
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.Ctor< int, StackStrF & >()
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.Ctor< int, bool, StackStrF & >()
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// Meta-methods
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.SquirrelFunc(_SC("_typename"), &SqRxInstanceTypename::Fn)
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//.Func(_SC("_tostring"), &CPlayer::ToString)
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// Static Values
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.SetStaticValue(_SC("STUDY"), RxInstance::STUDY)
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.SetStaticValue(_SC("OPTIONS"), RxInstance::OPTIONS)
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.SetStaticValue(_SC("STUDY_OPTIONS"), RxInstance::STUDY_OPTIONS)
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// Properties
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.Prop(_SC("Valid"), &RxInstance::IsValid)
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.Prop(_SC("Studied"), &RxInstance::IsStudied)
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// Member Methods
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.FmtFunc(_SC("CompileF"), &RxInstance::Compile1)
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.FmtFunc(_SC("CompileExF"), &RxInstance::Compile2)
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.FmtFunc(_SC("TryCompileF"), &RxInstance::TryCompile1)
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.FmtFunc(_SC("TryCompileExF"), &RxInstance::TryCompile2)
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.FmtFunc(_SC("MatchFirst"), &RxInstance::MatchFirst)
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.FmtFunc(_SC("MatchFirstEx"), &RxInstance::MatchFirst_)
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.FmtFunc(_SC("MatchFirstFrom"), &RxInstance::MatchFirstFrom)
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.FmtFunc(_SC("MatchFirstFromEx"), &RxInstance::MatchFirstFrom_)
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.FmtFunc(_SC("Match"), &RxInstance::Match)
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.FmtFunc(_SC("MatchEx"), &RxInstance::Match_)
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.FmtFunc(_SC("MatchFrom"), &RxInstance::MatchFrom)
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.FmtFunc(_SC("MatchFromEx"), &RxInstance::MatchFrom_)
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.FmtFunc(_SC("Matches"), &RxInstance::Matches)
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.FmtFunc(_SC("MatchesEx"), &RxInstance::Matches_)
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.FmtFunc(_SC("MatchesEx2"), &RxInstance::MatchesEx)
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// Member Overloads
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.Overload(_SC("Compile"), &RxInstance::Compile1)
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.Overload(_SC("Compile"), &RxInstance::Compile2)
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.Overload(_SC("TryCompile"), &RxInstance::TryCompile1)
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.Overload(_SC("TryCompile"), &RxInstance::TryCompile2)
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.Overload(_SC("Study"), &RxInstance::Study0)
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.Overload(_SC("Study"), &RxInstance::Study1)
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);
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// --------------------------------------------------------------------------------------------
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ConstTable(vm).Enum(_SC("SqRxOption"), Enumeration(vm)
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.Const(_SC("Caseless"), static_cast< SQInteger >(PCRE_CASELESS))
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.Const(_SC("Multiline"), static_cast< SQInteger >(PCRE_MULTILINE))
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.Const(_SC("Dotall"), static_cast< SQInteger >(PCRE_DOTALL))
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.Const(_SC("Extended"), static_cast< SQInteger >(PCRE_EXTENDED))
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.Const(_SC("Anchored"), static_cast< SQInteger >(PCRE_ANCHORED))
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.Const(_SC("DollarEndOnly"), static_cast< SQInteger >(PCRE_DOLLAR_ENDONLY))
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.Const(_SC("Extra"), static_cast< SQInteger >(PCRE_EXTRA))
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.Const(_SC("NotBOL"), static_cast< SQInteger >(PCRE_NOTBOL))
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.Const(_SC("NotEOL"), static_cast< SQInteger >(PCRE_NOTEOL))
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.Const(_SC("UnGreedy"), static_cast< SQInteger >(PCRE_UNGREEDY))
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.Const(_SC("NotEmpty"), static_cast< SQInteger >(PCRE_NOTEMPTY))
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.Const(_SC("UTF8"), static_cast< SQInteger >(PCRE_UTF8))
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.Const(_SC("UTF16"), static_cast< SQInteger >(PCRE_UTF16))
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.Const(_SC("UTF32"), static_cast< SQInteger >(PCRE_UTF32))
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.Const(_SC("NoAutoCapture"), static_cast< SQInteger >(PCRE_NO_AUTO_CAPTURE))
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.Const(_SC("NoUTF8Check"), static_cast< SQInteger >(PCRE_NO_UTF8_CHECK))
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.Const(_SC("NoUTF16Check"), static_cast< SQInteger >(PCRE_NO_UTF16_CHECK))
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.Const(_SC("NoUTF32Check"), static_cast< SQInteger >(PCRE_NO_UTF32_CHECK))
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.Const(_SC("AutoCallout"), static_cast< SQInteger >(PCRE_AUTO_CALLOUT))
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.Const(_SC("PartialSoft"), static_cast< SQInteger >(PCRE_PARTIAL_SOFT))
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.Const(_SC("Partial"), static_cast< SQInteger >(PCRE_PARTIAL))
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.Const(_SC("NeverUTF"), static_cast< SQInteger >(PCRE_NEVER_UTF))
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.Const(_SC("DfaShortest"), static_cast< SQInteger >(PCRE_DFA_SHORTEST))
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.Const(_SC("NoAutoPossess"), static_cast< SQInteger >(PCRE_NO_AUTO_POSSESS))
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.Const(_SC("DfaRestart"), static_cast< SQInteger >(PCRE_DFA_RESTART))
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.Const(_SC("FirstLine"), static_cast< SQInteger >(PCRE_FIRSTLINE))
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.Const(_SC("DupNames"), static_cast< SQInteger >(PCRE_DUPNAMES))
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.Const(_SC("NewLineCR"), static_cast< SQInteger >(PCRE_NEWLINE_CR))
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.Const(_SC("NewLineLF"), static_cast< SQInteger >(PCRE_NEWLINE_LF))
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.Const(_SC("NewLineCRLF"), static_cast< SQInteger >(PCRE_NEWLINE_CRLF))
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.Const(_SC("NewLineAny"), static_cast< SQInteger >(PCRE_NEWLINE_ANY))
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.Const(_SC("NewLineAnyCRLF"), static_cast< SQInteger >(PCRE_NEWLINE_ANYCRLF))
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.Const(_SC("BsrAnyCRLF"), static_cast< SQInteger >(PCRE_BSR_ANYCRLF))
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.Const(_SC("BsrUnicode"), static_cast< SQInteger >(PCRE_BSR_UNICODE))
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.Const(_SC("JavaScriptCompat"), static_cast< SQInteger >(PCRE_JAVASCRIPT_COMPAT))
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.Const(_SC("NoStartOptimize"), static_cast< SQInteger >(PCRE_NO_START_OPTIMIZE))
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.Const(_SC("NoStartOptimise"), static_cast< SQInteger >(PCRE_NO_START_OPTIMISE))
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.Const(_SC("PartialHard"), static_cast< SQInteger >(PCRE_PARTIAL_HARD))
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.Const(_SC("NotEmptyAtStart"), static_cast< SQInteger >(PCRE_NOTEMPTY_ATSTART))
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.Const(_SC("UCP"), static_cast< SQInteger >(PCRE_UCP))
|
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|
);
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|
// --------------------------------------------------------------------------------------------
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ConstTable(vm).Enum(_SC("SqRxError"), Enumeration(vm)
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.Const(_SC("NoMatch"), static_cast< SQInteger >(PCRE_ERROR_NOMATCH))
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.Const(_SC("Null"), static_cast< SQInteger >(PCRE_ERROR_NULL))
|
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.Const(_SC("BadOption"), static_cast< SQInteger >(PCRE_ERROR_BADOPTION))
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.Const(_SC("BadMagic"), static_cast< SQInteger >(PCRE_ERROR_BADMAGIC))
|
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.Const(_SC("UnknownOpCode"), static_cast< SQInteger >(PCRE_ERROR_UNKNOWN_OPCODE))
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.Const(_SC("UnknownNode"), static_cast< SQInteger >(PCRE_ERROR_UNKNOWN_NODE))
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.Const(_SC("NoMemory"), static_cast< SQInteger >(PCRE_ERROR_NOMEMORY))
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.Const(_SC("NoSubstring"), static_cast< SQInteger >(PCRE_ERROR_NOSUBSTRING))
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.Const(_SC("MatchLimit"), static_cast< SQInteger >(PCRE_ERROR_MATCHLIMIT))
|
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.Const(_SC("Callout"), static_cast< SQInteger >(PCRE_ERROR_CALLOUT))
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.Const(_SC("BadUTF8"), static_cast< SQInteger >(PCRE_ERROR_BADUTF8))
|
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.Const(_SC("BadUTF16"), static_cast< SQInteger >(PCRE_ERROR_BADUTF16))
|
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.Const(_SC("BadUTF32"), static_cast< SQInteger >(PCRE_ERROR_BADUTF32))
|
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.Const(_SC("BadUTF8Offset"), static_cast< SQInteger >(PCRE_ERROR_BADUTF8_OFFSET))
|
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.Const(_SC("BadUTF16Offset"), static_cast< SQInteger >(PCRE_ERROR_BADUTF16_OFFSET))
|
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.Const(_SC("Partial"), static_cast< SQInteger >(PCRE_ERROR_PARTIAL))
|
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.Const(_SC("BadPartial"), static_cast< SQInteger >(PCRE_ERROR_BADPARTIAL))
|
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.Const(_SC("Internal"), static_cast< SQInteger >(PCRE_ERROR_INTERNAL))
|
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.Const(_SC("BadCount"), static_cast< SQInteger >(PCRE_ERROR_BADCOUNT))
|
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.Const(_SC("DfaUitem"), static_cast< SQInteger >(PCRE_ERROR_DFA_UITEM))
|
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.Const(_SC("DfaUcond"), static_cast< SQInteger >(PCRE_ERROR_DFA_UCOND))
|
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.Const(_SC("DfaUmLimit"), static_cast< SQInteger >(PCRE_ERROR_DFA_UMLIMIT))
|
||||||
|
.Const(_SC("DfaWsSize"), static_cast< SQInteger >(PCRE_ERROR_DFA_WSSIZE))
|
||||||
|
.Const(_SC("DfaRecurse"), static_cast< SQInteger >(PCRE_ERROR_DFA_RECURSE))
|
||||||
|
.Const(_SC("RecursionLimit"), static_cast< SQInteger >(PCRE_ERROR_RECURSIONLIMIT))
|
||||||
|
.Const(_SC("NullWsLimit"), static_cast< SQInteger >(PCRE_ERROR_NULLWSLIMIT))
|
||||||
|
.Const(_SC("BadNewLine"), static_cast< SQInteger >(PCRE_ERROR_BADNEWLINE))
|
||||||
|
.Const(_SC("BadOffset"), static_cast< SQInteger >(PCRE_ERROR_BADOFFSET))
|
||||||
|
.Const(_SC("ShortUTF8"), static_cast< SQInteger >(PCRE_ERROR_SHORTUTF8))
|
||||||
|
.Const(_SC("ShortUTF16"), static_cast< SQInteger >(PCRE_ERROR_SHORTUTF16))
|
||||||
|
.Const(_SC("RecurseLoop"), static_cast< SQInteger >(PCRE_ERROR_RECURSELOOP))
|
||||||
|
.Const(_SC("JitStackLimit"), static_cast< SQInteger >(PCRE_ERROR_JIT_STACKLIMIT))
|
||||||
|
.Const(_SC("BadMode"), static_cast< SQInteger >(PCRE_ERROR_BADMODE))
|
||||||
|
.Const(_SC("BadEndianness"), static_cast< SQInteger >(PCRE_ERROR_BADENDIANNESS))
|
||||||
|
.Const(_SC("DfaBadRestart"), static_cast< SQInteger >(PCRE_ERROR_DFA_BADRESTART))
|
||||||
|
.Const(_SC("JitBadOption"), static_cast< SQInteger >(PCRE_ERROR_JIT_BADOPTION))
|
||||||
|
.Const(_SC("BadLength"), static_cast< SQInteger >(PCRE_ERROR_BADLENGTH))
|
||||||
|
.Const(_SC("Unset"), static_cast< SQInteger >(PCRE_ERROR_UNSET))
|
||||||
|
);
|
||||||
|
}
|
||||||
|
|
||||||
|
} // Namespace:: SqMod
|
||||||
885
module/Library/RegEx.hpp
Normal file
885
module/Library/RegEx.hpp
Normal file
@ -0,0 +1,885 @@
|
|||||||
|
#pragma once
|
||||||
|
|
||||||
|
// ------------------------------------------------------------------------------------------------
|
||||||
|
#include "Core/Utility.hpp"
|
||||||
|
|
||||||
|
// ------------------------------------------------------------------------------------------------
|
||||||
|
#ifdef POCO_UNBUNDLED
|
||||||
|
#include <pcre.h>
|
||||||
|
#else
|
||||||
|
#include "pcre_config.h"
|
||||||
|
#include "pcre.h"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// ------------------------------------------------------------------------------------------------
|
||||||
|
#include <utility>
|
||||||
|
|
||||||
|
// ------------------------------------------------------------------------------------------------
|
||||||
|
namespace SqMod {
|
||||||
|
|
||||||
|
/* ------------------------------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
struct RxMatch
|
||||||
|
{
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
SQInteger mOffset{0};
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
SQInteger mLength{0};
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default constructor.
|
||||||
|
*/
|
||||||
|
RxMatch() noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Offset constructor.
|
||||||
|
*/
|
||||||
|
explicit RxMatch(SQInteger offset) noexcept
|
||||||
|
: mOffset{offset}
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Explicit constructor.
|
||||||
|
*/
|
||||||
|
RxMatch(SQInteger offset, SQInteger length) noexcept
|
||||||
|
: mOffset{offset}, mLength{length}
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy constructor.
|
||||||
|
*/
|
||||||
|
RxMatch(const RxMatch & o) = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move constructor.
|
||||||
|
*/
|
||||||
|
RxMatch(RxMatch && o) noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy assignment operator.
|
||||||
|
*/
|
||||||
|
RxMatch & operator = (const RxMatch & o) = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move assignment operator.
|
||||||
|
*/
|
||||||
|
RxMatch & operator = (RxMatch && o) noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve offset.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD SQInteger GetOffset() const noexcept
|
||||||
|
{
|
||||||
|
return mOffset;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Modify offset.
|
||||||
|
*/
|
||||||
|
void SetOffset(SQInteger value) noexcept
|
||||||
|
{
|
||||||
|
mOffset = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve length.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD SQInteger GetLength() const noexcept
|
||||||
|
{
|
||||||
|
return mLength;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Modify length.
|
||||||
|
*/
|
||||||
|
void SetLength(SQInteger value) noexcept
|
||||||
|
{
|
||||||
|
mLength = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve match end.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD SQInteger GetEnd() const noexcept
|
||||||
|
{
|
||||||
|
return mOffset + mLength;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Extract a sub-string.
|
||||||
|
*/
|
||||||
|
[[nodiscard]] LightObj SubStr(StackStrF & str) const
|
||||||
|
{
|
||||||
|
if ((mOffset + mLength) > str.mLen)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Match is outside the range of the specified string.");
|
||||||
|
}
|
||||||
|
// Return the sub-string
|
||||||
|
return LightObj{str.mPtr + mOffset, mLength};
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
/* ------------------------------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
struct RxMatches
|
||||||
|
{
|
||||||
|
using List = std::vector< RxMatch >;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal RegularExpression instance.
|
||||||
|
*/
|
||||||
|
List mList;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default constructor.
|
||||||
|
*/
|
||||||
|
RxMatches() = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy list constructor.
|
||||||
|
*/
|
||||||
|
explicit RxMatches(const List & l) // NOLINT(modernize-pass-by-value)
|
||||||
|
: mList{l}
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move list constructor.
|
||||||
|
*/
|
||||||
|
explicit RxMatches(List && m) noexcept
|
||||||
|
: mList{std::move(m)}
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy constructor.
|
||||||
|
*/
|
||||||
|
RxMatches(const RxMatches & o) = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move constructor.
|
||||||
|
*/
|
||||||
|
RxMatches(RxMatches && o) noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy assignment operator.
|
||||||
|
*/
|
||||||
|
RxMatches & operator = (const RxMatches & o) = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move assignment operator.
|
||||||
|
*/
|
||||||
|
RxMatches & operator = (RxMatches && o) noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Make sure an index is within range and return the container. Container must exist.
|
||||||
|
*/
|
||||||
|
List & ValidIdx(SQInteger i)
|
||||||
|
{
|
||||||
|
if (static_cast< size_t >(i) >= mList.size())
|
||||||
|
{
|
||||||
|
STHROWF("Invalid Regular Expression match list index({})", i);
|
||||||
|
}
|
||||||
|
return mList;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Make sure an index is within range and return the container. Container must exist.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD const List & ValidIdx(SQInteger i) const
|
||||||
|
{
|
||||||
|
if (static_cast< size_t >(i) >= mList.size())
|
||||||
|
{
|
||||||
|
STHROWF("Invalid Regular Expression match list index({})", i);
|
||||||
|
}
|
||||||
|
return mList;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Make sure a container instance is populated, then return it.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD List & ValidPop()
|
||||||
|
{
|
||||||
|
if (mList.empty())
|
||||||
|
{
|
||||||
|
STHROWF("Regular Expression match list container is empty");
|
||||||
|
}
|
||||||
|
return mList;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve a value from the container.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD List::reference Get(SQInteger i)
|
||||||
|
{
|
||||||
|
return ValidIdx(i).at(ClampL< SQInteger, size_t >(i));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve the first element in the container.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD List::reference Front()
|
||||||
|
{
|
||||||
|
return ValidPop().front();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve the last element in the container.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD List::reference Back()
|
||||||
|
{
|
||||||
|
return mList.back();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Check if the container has no elements.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD bool Empty() const
|
||||||
|
{
|
||||||
|
return mList.empty();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve the number of elements in the container.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD SQInteger Size() const
|
||||||
|
{
|
||||||
|
return static_cast< SQInteger >(mList.size());
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Retrieve the number of elements that the container has currently allocated space for.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD SQInteger Capacity() const
|
||||||
|
{
|
||||||
|
return static_cast< SQInteger >(mList.capacity());
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Increase the capacity of the container to a value that's greater or equal to the one specified.
|
||||||
|
*/
|
||||||
|
RxMatches & Reserve(SQInteger n)
|
||||||
|
{
|
||||||
|
mList.reserve(ClampL< SQInteger, size_t >(n));
|
||||||
|
return *this;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Request the removal of unused capacity.
|
||||||
|
*/
|
||||||
|
void Compact()
|
||||||
|
{
|
||||||
|
mList.shrink_to_fit();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Erase all elements from the container.
|
||||||
|
*/
|
||||||
|
void Clear()
|
||||||
|
{
|
||||||
|
mList.clear();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Pop the last element in the container.
|
||||||
|
*/
|
||||||
|
void Pop()
|
||||||
|
{
|
||||||
|
ValidPop().pop_back();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Erase the element at a certain position.
|
||||||
|
*/
|
||||||
|
void EraseAt(SQInteger i)
|
||||||
|
{
|
||||||
|
mList.erase(ValidIdx(i).begin() + static_cast< size_t >(i)); // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Erase a certain amount of elements starting from a specific position.
|
||||||
|
*/
|
||||||
|
void EraseFrom(SQInteger i, SQInteger n)
|
||||||
|
{
|
||||||
|
mList.erase(ValidIdx(i).begin() + static_cast< size_t >(i), // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
ValidIdx(i + n).begin() + static_cast< size_t >(i + n)); // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Iterate all values through a functor.
|
||||||
|
*/
|
||||||
|
void Each(Function & fn) const
|
||||||
|
{
|
||||||
|
for (const auto & e : mList)
|
||||||
|
{
|
||||||
|
fn.Execute(static_cast< SQInteger >(e.mOffset), static_cast< SQInteger >(e.mLength));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Iterate values in range through a functor.
|
||||||
|
*/
|
||||||
|
void EachRange(SQInteger p, SQInteger n, Function & fn) const
|
||||||
|
{
|
||||||
|
std::for_each(ValidIdx(p).begin() + static_cast< size_t >(p), // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
ValidIdx(p + n).begin() + static_cast< size_t >(p + n), // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
[&](List::const_reference & e) {
|
||||||
|
fn.Execute(static_cast< SQInteger >(e.mOffset), static_cast< SQInteger >(e.mLength));
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Iterate all values through a functor until stopped (i.e. false is returned).
|
||||||
|
*/
|
||||||
|
void While(Function & fn) const
|
||||||
|
{
|
||||||
|
for (const auto & e : mList)
|
||||||
|
{
|
||||||
|
auto ret = fn.Eval(static_cast< SQInteger >(e.mOffset), static_cast< SQInteger >(e.mLength));
|
||||||
|
// (null || true) == continue & false == break
|
||||||
|
if (!ret.IsNull() || !ret.template Cast< bool >())
|
||||||
|
{
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Iterate values in range through a functor until stopped (i.e. false is returned).
|
||||||
|
*/
|
||||||
|
void WhileRange(SQInteger p, SQInteger n, Function & fn) const
|
||||||
|
{
|
||||||
|
auto itr = ValidIdx(p).begin() + static_cast< size_t >(p); // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
auto end = ValidIdx(p + n).begin() + static_cast< size_t >(p + n); // NOLINT(cppcoreguidelines-narrowing-conversions)
|
||||||
|
for (; itr != end; ++itr)
|
||||||
|
{
|
||||||
|
auto ret = fn.Eval(static_cast< SQInteger >(itr->mOffset), static_cast< SQInteger >(itr->mLength));
|
||||||
|
// (null || true) == continue & false == break
|
||||||
|
if (!ret.IsNull() || !ret.template Cast< bool >())
|
||||||
|
{
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Extract a sub-string.
|
||||||
|
*/
|
||||||
|
[[nodiscard]] LightObj SubStr(SQInteger i, StackStrF & str) const
|
||||||
|
{
|
||||||
|
const RxMatch & m = ValidIdx(i)[i];
|
||||||
|
// Check if match is within range
|
||||||
|
if ((m.mOffset + m.mLength) > str.mLen)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Match is outside the range of the specified string.");
|
||||||
|
}
|
||||||
|
// Return the sub-string
|
||||||
|
return LightObj{str.mPtr + m.mOffset, m.mLength};
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
/* ------------------------------------------------------------------------------------------------
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
struct RxInstance
|
||||||
|
{
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Whether to analyze and optimize the pattern by default for evey new instance (true).
|
||||||
|
*/
|
||||||
|
static bool STUDY;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default options for every new instance (0).
|
||||||
|
*/
|
||||||
|
static int OPTIONS;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default study options for every new instance (0).
|
||||||
|
*/
|
||||||
|
static int STUDY_OPTIONS;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default offset vector size (must be multiple of 3).
|
||||||
|
*/
|
||||||
|
static constexpr int OVEC_SIZE = 63;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal vector type used for offsets buffer.
|
||||||
|
*/
|
||||||
|
using OVEC_t = std::vector< int >;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal RegularExpression instance.
|
||||||
|
*/
|
||||||
|
pcre * mPCRE{nullptr};
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal RegularExpression instance.
|
||||||
|
*/
|
||||||
|
pcre_extra * mExtra{nullptr};
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal buffer used for offsets.
|
||||||
|
*/
|
||||||
|
OVEC_t mOVEC{};
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Default constructor.
|
||||||
|
*/
|
||||||
|
RxInstance() noexcept = default;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy constructor (disabled).
|
||||||
|
*/
|
||||||
|
RxInstance(const RxInstance &) = delete;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move constructor.
|
||||||
|
*/
|
||||||
|
RxInstance(RxInstance && o) noexcept
|
||||||
|
: mPCRE(o.mPCRE), mExtra(o.mExtra), mOVEC(std::move(o.mOVEC)) // Replicate it
|
||||||
|
{
|
||||||
|
o.mPCRE = nullptr; // Take ownership
|
||||||
|
o.mExtra = nullptr; // Take ownership
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Basic constructor.
|
||||||
|
*/
|
||||||
|
explicit RxInstance(StackStrF & pattern)
|
||||||
|
: RxInstance(OPTIONS, STUDY, pattern)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Basic constructor. With specific options.
|
||||||
|
*/
|
||||||
|
explicit RxInstance(int options, StackStrF & pattern)
|
||||||
|
: RxInstance(options, STUDY, pattern)
|
||||||
|
{
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Basic constructor. With specific options.
|
||||||
|
*/
|
||||||
|
explicit RxInstance(int options, bool study, StackStrF & pattern)
|
||||||
|
: mPCRE(Compile_(pattern.mPtr, options)), mExtra(nullptr)
|
||||||
|
{
|
||||||
|
if (study)
|
||||||
|
{
|
||||||
|
Study0();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Internal constructor.
|
||||||
|
*/
|
||||||
|
RxInstance(const char * pattern, int options, bool study)
|
||||||
|
: mPCRE(Compile_(pattern, options)), mExtra(nullptr)
|
||||||
|
{
|
||||||
|
if (study)
|
||||||
|
{
|
||||||
|
Study0();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Destructor.
|
||||||
|
*/
|
||||||
|
~RxInstance()
|
||||||
|
{
|
||||||
|
Destroy();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Copy assignment operator (disabled).
|
||||||
|
*/
|
||||||
|
RxInstance & operator = (const RxInstance &) = delete;
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Move constructor.
|
||||||
|
*/
|
||||||
|
RxInstance & operator = (RxInstance && o) noexcept
|
||||||
|
{
|
||||||
|
// Prevent self assignment
|
||||||
|
if (this != &o)
|
||||||
|
{
|
||||||
|
// Release current instance, if any
|
||||||
|
Destroy();
|
||||||
|
// Replicate it
|
||||||
|
mPCRE = o.mPCRE;
|
||||||
|
mExtra = o.mExtra;
|
||||||
|
mOVEC = std::move(o.mOVEC);
|
||||||
|
// Take ownership
|
||||||
|
o.mPCRE = nullptr;
|
||||||
|
o.mExtra = nullptr;
|
||||||
|
}
|
||||||
|
return *this;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Estimate the size necessary for the offsets vector buffer.
|
||||||
|
*/
|
||||||
|
void EstimateOVEC(bool force = false)
|
||||||
|
{
|
||||||
|
if (mOVEC.empty() || force)
|
||||||
|
{
|
||||||
|
int size = 0;
|
||||||
|
// Attempt to estimate the size of the offsets vector buffer
|
||||||
|
const int r = pcre_fullinfo(ValidPCRE(), mExtra, PCRE_INFO_CAPTURECOUNT, &size);
|
||||||
|
// Check for errors
|
||||||
|
if (r != 0)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Offsets vector buffer estimation failed ({})", r);
|
||||||
|
}
|
||||||
|
// Attempt to scale the vector (must be multiple of 3)
|
||||||
|
mOVEC.resize((size + 1) * 3);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Return a valid `pcre` instance pointer or throw an exception.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD pcre * ValidPCRE() const
|
||||||
|
{
|
||||||
|
// Do we manage a valid instance?
|
||||||
|
if (mPCRE == nullptr)
|
||||||
|
{
|
||||||
|
STHROWF("Uninitialized Regular Expression instance.");
|
||||||
|
}
|
||||||
|
// Return it
|
||||||
|
return mPCRE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Return a valid `pcre_extra` instance pointer or throw an exception.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD pcre_extra * ValidExtra() const
|
||||||
|
{
|
||||||
|
// Do we manage a valid instance?
|
||||||
|
if (mExtra == nullptr)
|
||||||
|
{
|
||||||
|
STHROWF("Regular Expression was not studied and optimized.");
|
||||||
|
}
|
||||||
|
// Return it
|
||||||
|
return mExtra;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Compile the specified pattern.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD static pcre * Compile_(const char * pattern, int options = OPTIONS)
|
||||||
|
{
|
||||||
|
const char * error_msg = nullptr;
|
||||||
|
int error_code, error_offset = 0;
|
||||||
|
// Attempt to compile the specified pattern
|
||||||
|
pcre * ptr = pcre_compile2(pattern, options, &error_code, &error_msg, &error_offset, nullptr);
|
||||||
|
// Did the compilation failed?
|
||||||
|
if (ptr == nullptr)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: {s} (code {}) (at offset {})", error_msg, error_code, error_offset);
|
||||||
|
}
|
||||||
|
// Return the `pcre` instance
|
||||||
|
return ptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Attempt to compile the specified pattern. Error information is returned instead of thrown.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD static std::pair< pcre *, Table > TryCompile_(const char * pattern, int options = OPTIONS)
|
||||||
|
{
|
||||||
|
const char * error_msg = nullptr;
|
||||||
|
int error_code, error_offset = 0;
|
||||||
|
// Attempt to compile the specified pattern
|
||||||
|
pcre * ptr = pcre_compile2(pattern, options, &error_code, &error_msg, &error_offset, nullptr);
|
||||||
|
// Did the compilation failed?
|
||||||
|
if (ptr == nullptr)
|
||||||
|
{
|
||||||
|
Table t;
|
||||||
|
t.SetValue("message", error_msg);
|
||||||
|
t.SetValue("code", error_code);
|
||||||
|
t.SetValue("offset", error_offset);
|
||||||
|
// Return the table with error information
|
||||||
|
return std::make_pair(ptr, std::move(t));
|
||||||
|
}
|
||||||
|
// Return the `pcre` instance with no error information
|
||||||
|
return std::make_pair(ptr, Table{});
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Compile the specified pattern.
|
||||||
|
*/
|
||||||
|
RxInstance & Compile1(StackStrF & pattern)
|
||||||
|
{
|
||||||
|
return Compile2(OPTIONS, pattern);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Compile the specified pattern. With specific options.
|
||||||
|
*/
|
||||||
|
RxInstance & Compile2(int options, StackStrF & pattern)
|
||||||
|
{
|
||||||
|
// Release current instance, if any
|
||||||
|
Destroy();
|
||||||
|
// Attempt to compile
|
||||||
|
mPCRE = Compile_(pattern.mPtr, options);
|
||||||
|
// Allocate offsets vector buffer
|
||||||
|
EstimateOVEC();
|
||||||
|
// Allow chaining
|
||||||
|
return *this;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Compile the specified pattern.
|
||||||
|
*/
|
||||||
|
Table TryCompile1(StackStrF & pattern)
|
||||||
|
{
|
||||||
|
return TryCompile2(OPTIONS, pattern);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Compile the specified pattern. With specific options.
|
||||||
|
*/
|
||||||
|
Table TryCompile2(int options, StackStrF & pattern)
|
||||||
|
{
|
||||||
|
// Release current instance, if any
|
||||||
|
Destroy();
|
||||||
|
// Attempt to compile
|
||||||
|
auto p = TryCompile_(pattern.mPtr, options);
|
||||||
|
// Were there any compilation errors?
|
||||||
|
if (p.first != nullptr)
|
||||||
|
{
|
||||||
|
mPCRE = p.first;
|
||||||
|
}
|
||||||
|
// Return compilation info
|
||||||
|
return p.second;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Analyze the managed pattern and optimized it.
|
||||||
|
*/
|
||||||
|
RxInstance & Study0()
|
||||||
|
{
|
||||||
|
return Study1(STUDY_OPTIONS);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Analyze the managed pattern and optimized it. With specific options.
|
||||||
|
*/
|
||||||
|
RxInstance & Study1(int options)
|
||||||
|
{
|
||||||
|
if (mExtra != nullptr)
|
||||||
|
{
|
||||||
|
STHROWF("Regular Expression was already analyzed and optimized");
|
||||||
|
}
|
||||||
|
const char * error = nullptr;
|
||||||
|
// Study and optimize the expression
|
||||||
|
mExtra = pcre_study(ValidPCRE(), options, &error);
|
||||||
|
// If there was an error studying the expression then throw it
|
||||||
|
if (mExtra == nullptr && error != nullptr)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: {s}", error);
|
||||||
|
}
|
||||||
|
// Allow chaining
|
||||||
|
return *this;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Release managed resources and revert to uninitialized instance.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD bool IsValid() const
|
||||||
|
{
|
||||||
|
return (mPCRE != nullptr);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Release managed resources and revert to uninitialized instance.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD bool IsStudied() const
|
||||||
|
{
|
||||||
|
return (mExtra != nullptr);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Release managed resources and revert to uninitialized instance.
|
||||||
|
*/
|
||||||
|
void Destroy()
|
||||||
|
{
|
||||||
|
// Do we manage any instance?
|
||||||
|
if (mPCRE != nullptr)
|
||||||
|
{
|
||||||
|
pcre_free(mPCRE);
|
||||||
|
mPCRE = nullptr;
|
||||||
|
}
|
||||||
|
// Is the expression optimized?
|
||||||
|
if (mExtra != nullptr)
|
||||||
|
{
|
||||||
|
pcre_free(mExtra);
|
||||||
|
mExtra = nullptr;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Matches the given subject string against the pattern.
|
||||||
|
* Returns the position of the first captured sub-string in m.
|
||||||
|
* If no part of the subject matches the pattern, m.mOffset is -1 and m.mLength is 0.
|
||||||
|
* Returns the number of matches. Throws a exception in case of an error.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD int MatchFirstFrom(SQInteger o, RxMatch & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFirstFrom_(OPTIONS, o, m, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD int MatchFirstFrom_(int f, SQInteger o, RxMatch & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
if (o > s.mLen)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Offset is out of range");
|
||||||
|
}
|
||||||
|
EstimateOVEC();
|
||||||
|
// Attempt to execute the expression on the specified subject
|
||||||
|
const int rc = pcre_exec(ValidPCRE(), mExtra, s.mPtr, static_cast< int >(s.mLen), static_cast< int >(o), f & 0xFFFF, mOVEC.data(), static_cast< int >(mOVEC.size()));
|
||||||
|
// Was there a match?
|
||||||
|
if (rc == PCRE_ERROR_NOMATCH)
|
||||||
|
{
|
||||||
|
m.mOffset = -1;
|
||||||
|
m.mLength = 0;
|
||||||
|
// No match found
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
// Bad options/flags?
|
||||||
|
else if (rc == PCRE_ERROR_BADOPTION)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Bad option");
|
||||||
|
}
|
||||||
|
// Overflow?
|
||||||
|
else if (rc == 0)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: too many captured sub-strings");
|
||||||
|
}
|
||||||
|
// Some other error?
|
||||||
|
else if (rc < 0)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: error {}", rc);
|
||||||
|
}
|
||||||
|
// Store match
|
||||||
|
m.mOffset = mOVEC[0];
|
||||||
|
m.mLength = mOVEC[1] - mOVEC[0];
|
||||||
|
// Yield result back to script
|
||||||
|
return rc;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Matches the given subject string against the pattern.
|
||||||
|
* Returns the position of the first captured sub-string in m.
|
||||||
|
* If no part of the subject matches the pattern, m.mOffset is -1 and m.mLength is 0.
|
||||||
|
* Returns the number of matches. Throws a exception in case of an error.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD int MatchFirst(RxMatch & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFirstFrom_(OPTIONS, 0, m, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD int MatchFirst_(int f, RxMatch & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFirstFrom_(f, 0, m, s);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Matches the given subject string against the pattern.
|
||||||
|
* The first entry in m contains the position of the captured sub-string.
|
||||||
|
* The following entries identify matching sub-patterns. See the PCRE documentation for a more detailed explanation.
|
||||||
|
* If no part of the subject matches the pattern, m is empty.
|
||||||
|
* Returns the number of matches. Throws an exception in case of an error.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD int MatchFrom(SQInteger o, RxMatches & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFrom_(OPTIONS, o, m, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD int MatchFrom_(int f, SQInteger o, RxMatches & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
if (o > s.mLen)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Offset is out of range");
|
||||||
|
}
|
||||||
|
EstimateOVEC();
|
||||||
|
// Clear previous matches, if any
|
||||||
|
m.mList.clear();
|
||||||
|
// Attempt to execute the expression on the specified subject
|
||||||
|
const int rc = pcre_exec(ValidPCRE(), mExtra, s.mPtr, static_cast< int >(s.mLen), static_cast< int >(o), f & 0xFFFF, mOVEC.data(), static_cast< int >(mOVEC.size()));
|
||||||
|
// Was there a match?
|
||||||
|
if (rc == PCRE_ERROR_NOMATCH)
|
||||||
|
{
|
||||||
|
return 0; // No match found
|
||||||
|
}
|
||||||
|
// Bad options/flags?
|
||||||
|
else if (rc == PCRE_ERROR_BADOPTION)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: Bad option");
|
||||||
|
}
|
||||||
|
// Overflow?
|
||||||
|
else if (rc == 0)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: too many captured sub-strings");
|
||||||
|
}
|
||||||
|
// Some other error?
|
||||||
|
else if (rc < 0)
|
||||||
|
{
|
||||||
|
STHROWF("Rx: error {}", rc);
|
||||||
|
}
|
||||||
|
// Reserve space in advance
|
||||||
|
m.mList.reserve(static_cast< size_t >(rc));
|
||||||
|
// Transfer matches to match-list
|
||||||
|
for (int i = 0; i < rc; ++i)
|
||||||
|
{
|
||||||
|
m.mList.emplace_back(mOVEC[i*2], mOVEC[i*2+1] - mOVEC[i*2]);
|
||||||
|
}
|
||||||
|
// Yield result back to script
|
||||||
|
return rc;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Matches the given subject string against the pattern.
|
||||||
|
* The first entry in m contains the position of the captured sub-string.
|
||||||
|
* The following entries identify matching sub-patterns. See the PCRE documentation for a more detailed explanation.
|
||||||
|
* If no part of the subject matches the pattern, m is empty.
|
||||||
|
* Returns the number of matches. Throws an exception in case of an error.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD int Match(RxMatches & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFrom_(OPTIONS, 0, m, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD int Match_(int f, RxMatches & m, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchFrom_(f, 0, m, s);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* --------------------------------------------------------------------------------------------
|
||||||
|
* Returns true if and only if the subject matches the regular expression.
|
||||||
|
* Internally, this method sets the RE_ANCHORED and RE_NOTEMPTY options for matching,
|
||||||
|
* which means that the empty string will never match and the pattern is treated as if it starts with a ^.
|
||||||
|
*/
|
||||||
|
SQMOD_NODISCARD bool Matches(StackStrF & s)
|
||||||
|
{
|
||||||
|
return Matches_(PCRE_ANCHORED | PCRE_NOTEMPTY, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD bool Matches_(SQInteger o, StackStrF & s)
|
||||||
|
{
|
||||||
|
return MatchesEx(PCRE_ANCHORED | PCRE_NOTEMPTY, 0, s);
|
||||||
|
}
|
||||||
|
SQMOD_NODISCARD bool MatchesEx(int f, SQInteger o, StackStrF & s)
|
||||||
|
{
|
||||||
|
RxMatch m;
|
||||||
|
const int rc = MatchFirstFrom_(f, o, m, s);
|
||||||
|
return (rc > 0) && (m.mOffset == o) && (m.mLength == (s.mLen - o));
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
} // Namespace:: SqMod
|
||||||
@ -39,6 +39,7 @@ extern void Register_JSON(HSQUIRRELVM vm);
|
|||||||
extern void Register_MMDB(HSQUIRRELVM vm);
|
extern void Register_MMDB(HSQUIRRELVM vm);
|
||||||
extern void Register_Net(HSQUIRRELVM vm);
|
extern void Register_Net(HSQUIRRELVM vm);
|
||||||
extern void Register_Numeric(HSQUIRRELVM vm);
|
extern void Register_Numeric(HSQUIRRELVM vm);
|
||||||
|
extern void Register_RegEx(HSQUIRRELVM vm);
|
||||||
extern void Register_String(HSQUIRRELVM vm);
|
extern void Register_String(HSQUIRRELVM vm);
|
||||||
extern void Register_System(HSQUIRRELVM vm);
|
extern void Register_System(HSQUIRRELVM vm);
|
||||||
extern void Register_UTF8(HSQUIRRELVM vm);
|
extern void Register_UTF8(HSQUIRRELVM vm);
|
||||||
@ -106,6 +107,7 @@ bool RegisterAPI(HSQUIRRELVM vm)
|
|||||||
Register_MMDB(vm);
|
Register_MMDB(vm);
|
||||||
Register_Net(vm);
|
Register_Net(vm);
|
||||||
Register_Numeric(vm);
|
Register_Numeric(vm);
|
||||||
|
Register_RegEx(vm);
|
||||||
Register_String(vm);
|
Register_String(vm);
|
||||||
Register_System(vm);
|
Register_System(vm);
|
||||||
Register_UTF8(vm);
|
Register_UTF8(vm);
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user