326 lines
No EOL
9 KiB
C++
326 lines
No EOL
9 KiB
C++
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#include "allocators.h"
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#include "CmdArgParser.h"
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#include "log.h"
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tp::CmdArgParser::Arg::Arg(const Arg& arg) {
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mId = arg.mType;
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switch (arg.mType) {
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case tp::CmdArgParser::Arg::INT: mType = INT; mInt = arg.mInt; break;
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case tp::CmdArgParser::Arg::FLOAT: mType = FLOAT; mFloat = arg.mFloat; break;
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case tp::CmdArgParser::Arg::BOOL: mType = BOOL; mBool = arg.mBool; break;
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case tp::CmdArgParser::Arg::STR: mType = STR; new (&mStr) StringArg(); mStr = arg.mStr; break;
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case tp::CmdArgParser::Arg::FILE_IN: mType = FILE_IN; new (&mFile) FileInputArg(); mFile = arg.mFile; break;
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}
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mOptional = arg.mOptional;
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, Type type) {
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mId = id;
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switch (type) {
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case tp::CmdArgParser::Arg::INT: mType = INT; break;
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case tp::CmdArgParser::Arg::FLOAT: mType = FLOAT; break;
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case tp::CmdArgParser::Arg::BOOL: mType = BOOL; break;
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case tp::CmdArgParser::Arg::STR: mType = STR; new (&mStr) StringArg(); break;
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case tp::CmdArgParser::Arg::FILE_IN: mType = FILE_IN; new (&mFile) FileInputArg(); break;
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}
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mOptional = false;
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, Range<alni> aAcceptingRange) {
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mId = id;
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mType = FLOAT;
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mInt = { 0, 0, aAcceptingRange };
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mOptional = false;
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, Range<alnf> aAcceptingRange) {
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mId = id;
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mType = FLOAT;
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mFloat = { 0, 0, aAcceptingRange };
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mOptional = false;
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, Range<alni> aAcceptingRange, alni aDefault) {
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mId = id;
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mType = INT;
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mInt = { 0, aDefault, aAcceptingRange };
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, Range<alnf> aAcceptingRange, alnf aDefault) {
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mId = id;
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mType = FLOAT;
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mFloat = { 0, aDefault, aAcceptingRange };
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, bool aDefault) {
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mId = id;
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mType = BOOL;
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mBool.mDefault = aDefault;
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}
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tp::CmdArgParser::Arg::Arg(tp::string id, const char* aDefault) {
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mId = id;
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mType = STR;
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new (&mStr) StringArg();
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mStr.mDefault = aDefault;
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}
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tp::CmdArgParser::Arg::~Arg() {
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switch (mType) {
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case tp::CmdArgParser::Arg::STR:
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mStr.~StringArg();
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break;
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case tp::CmdArgParser::Arg::FILE_IN:
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mFile.~FileInputArg();
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break;
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}
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}
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tp::CmdArgParser::CmdArgParser(tp::init_list<Arg> args) {
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bool optional_start = false;
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for (auto& arg : args) {
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assert(!mArgs.presents(arg.mId) && "Argument Redefinition");
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auto copy_arg = new Arg(arg);
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mArgs.put(arg.mId, copy_arg);
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mArgsOrder.pushBack(mArgs.get(arg.mId));
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if (arg.mOptional) {
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mOptionals++;
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}
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if (optional_start) {
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assert(arg.mOptional && "Not Optional Argument After Optionals");
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}
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else if (arg.mOptional) {
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optional_start = true;
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}
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}
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mTokenizer.build({
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{ "\n|\t| |\r", TokType::SPACE },
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{ "N|n|(False)|(false)", TokType::BOOL_FALSE },
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{ "Y|y|(True)|(true)", TokType::BOOL_TRUE },
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{ "((\\-)|(\\+))?[0-9]+", TokType::INT },
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{ "((\\-)|(\\+))?([0-9]+)(\\.)([0-9]*)?", TokType::FLOAT },
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{ "'{'-'}*'", TokType::STR },
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});
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assert(mTokenizer.isBuild() && "Internal Error");
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}
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tp::CmdArgParser::~CmdArgParser() {
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for (auto arg : mArgsOrder) {
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delete arg.data();
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}
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}
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bool tp::CmdArgParser::parse(char argc, const char* argv[], bool logError) {
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// discard windows working directory argument
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argc--;
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if (argc < mArgs.size() - mOptionals) {
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ErrInvalidArgCount();
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if (logError) {
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ErrLog();
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}
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return false;
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}
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for (auto arg : mArgsOrder) {
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if (arg.idx() < argc) {
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parseArg(*arg.data(), argv[arg.idx() + 1]);
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}
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else {
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initDefault(*arg.data());
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}
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if (mError) {
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if (logError) {
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ErrLog();
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}
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return false;
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}
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}
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return true;
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//tp::set_working_dir();
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}
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tp::alni tp::CmdArgParser::getInt(string id) { auto& arg = getArg(id, Arg::INT); return arg.mInt.mVal; }
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tp::alnf tp::CmdArgParser::getFloat(string id) { auto& arg = getArg(id, Arg::FLOAT); return arg.mFloat.mVal; }
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bool tp::CmdArgParser::getBool(string id) { auto& arg = getArg(id, Arg::BOOL); return arg.mBool.mFlag; }
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tp::string tp::CmdArgParser::getString(string id) { auto& arg = getArg(id, Arg::STR); return arg.mStr.mStr; }
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tp::File& tp::CmdArgParser::getFile(string id) { auto& arg = getArg(id, Arg::FILE_IN); return arg.mFile.mFile; }
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tp::CmdArgParser::Arg& tp::CmdArgParser::getArg(string id, Arg::Type type) {
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auto idx = mArgs.presents(id);
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assert(idx && "Invalid Id");
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auto& arg = mArgs.getSlotVal(idx);
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assert(arg->mType == type && "Invalid Type Requested");
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return *arg;
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}
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void tp::CmdArgParser::ErrInvalidArgCount() { mError = { "Invalid Number Of Arguments Passed", nullptr }; }
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void tp::CmdArgParser::ErrInvalidArgSyntax(Arg* arg) { mError = { "Invalid Syntax Of Argument", arg }; }
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void tp::CmdArgParser::ErrInvalidArgType(Arg* arg) { mError = { "Invalid Type Of Argument", arg }; }
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void tp::CmdArgParser::ErrFileNotExists(Arg* arg) { mError = { "File Not Exists", arg }; }
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void tp::CmdArgParser::ErrFileCouldNotOpen(Arg* arg) { mError = { "Could Not Open File", arg }; }
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void tp::CmdArgParser::ErrValNotinRange(Arg* arg) { mError = { "Value Not In Range", arg }; }
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void tp::CmdArgParser::ErrLog() {
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printf("Command Line Error: \n");
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if (mError.mArg) {
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alni idx = 0;
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for (auto arg : mArgsOrder) {
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if (mError.mArg == arg.data()) {
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idx = arg.idx();
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break;
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}
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}
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printf("\nArgument : %lli\n", idx);
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ArgLog(*mError.mArg);
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}
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printf("Error Description : %s. \n", mError.mDescr);
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printf("\nExpected Arguments were : \n");
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for (auto arg : mArgsOrder) {
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printf(" -- %lli -- \n", arg.idx());
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ArgLog(*arg.data());
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}
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}
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void tp::CmdArgParser::ArgLog(Arg& arg) {
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switch (arg.mType) {
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case Arg::INT: {
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printf("Type : Int\n");
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printf("Range : %lli - %lli\n", arg.mInt.mAcceptingRange.mBegin, arg.mInt.mAcceptingRange.mEnd);
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if (arg.mOptional) {
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printf("Default : %lli\n", arg.mInt.mDefault);
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}
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printf("Given : %lli\n", arg.mInt.mVal);
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} break;
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case Arg::FLOAT: {
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printf("Type : Float\n");
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printf("Range : %f - %f\n", arg.mFloat.mAcceptingRange.mBegin, arg.mFloat.mAcceptingRange.mEnd);
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if (arg.mOptional) {
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printf("Default : %f\n", arg.mFloat.mDefault);
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}
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printf("Given : %f\n", arg.mFloat.mVal);
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} break;
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case Arg::BOOL: {
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printf("Type : Bool\n");
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if (arg.mOptional) {
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printf("Default : %s\n", arg.mBool.mDefault ? "True" : "False");
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}
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printf("Given : %s\n", arg.mBool.mFlag ? "True" : "False");
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} break;
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case Arg::STR: {
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printf("Type : String\n");
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if (arg.mOptional) {
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printf("Default : %s\n", arg.mStr.mDefault.cstr());
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}
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printf("Given : %s\n", arg.mStr.mStr.cstr());
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} break;
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case Arg::FILE_IN: {
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printf("Type : File Input\n");
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printf("Given Path : %s\n", arg.mFile.mFilepath.cstr());
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} break;
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}
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}
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void tp::CmdArgParser::initDefault(Arg& arg) {
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switch (arg.mType) {
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case Arg::INT: arg.mInt.mVal = arg.mInt.mDefault; break;
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case Arg::FLOAT: arg.mFloat.mVal = arg.mFloat.mDefault; break;
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case Arg::BOOL: arg.mBool.mFlag = arg.mBool.mDefault; break;
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case Arg::STR: arg.mStr.mStr = arg.mStr.mDefault; break;
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}
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}
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void tp::CmdArgParser::parseArg(Arg& arg, const char* src) {
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mTokenizer.reset();
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mTokenizer.bindSource(src);
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auto tok = mTokenizer.readTok();
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if (tok < TokType::INT || tok > TokType::STR) {
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ErrInvalidArgSyntax(&arg);
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}
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auto val = mTokenizer.extractVal();
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switch (arg.mType) {
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case Arg::INT: {
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if (tok != TokType::INT) {
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ErrInvalidArgType(&arg);
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return;
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}
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arg.mInt.mVal = val.operator tp::alni();
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if (arg.mInt.mVal < arg.mInt.mAcceptingRange.mBegin || arg.mInt.mVal > arg.mInt.mAcceptingRange.mEnd) {
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ErrValNotinRange(&arg);
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return;
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}
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} break;
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case Arg::FLOAT: {
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if (tok != TokType::FLOAT) {
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ErrInvalidArgType(&arg);
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return;
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}
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arg.mFloat.mVal = val.operator tp::alnf();
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if (arg.mFloat.mVal < arg.mInt.mAcceptingRange.mBegin || arg.mFloat.mVal > arg.mInt.mAcceptingRange.mEnd) {
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ErrValNotinRange(&arg);
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return;
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}
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} break;
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case Arg::STR: {
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if (tok != TokType::STR) {
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ErrInvalidArgType(&arg);
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return;
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}
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auto len = val.size();
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arg.mStr.mStr.reserve(len - 1);
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tp::memcp(arg.mStr.mStr.get_writable(), val.cstr() + 1, len - 2);
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arg.mStr.mStr.get_writable()[len - 2] = '\0';
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} break;
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case Arg::BOOL: {
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if (tok != TokType::BOOL_FALSE && tok != TokType::BOOL_TRUE) {
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ErrInvalidArgType(&arg);
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return;
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}
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arg.mBool.mFlag = val.operator bool();
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} break;
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case Arg::FILE_IN: {
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if (tok != TokType::STR) {
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ErrInvalidArgType(&arg);
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return;
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}
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auto len = val.size();
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arg.mFile.mFilepath.reserve(len - 1);
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tp::memcp(arg.mFile.mFilepath.get_writable(), val.cstr() + 1, len - 2);
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arg.mFile.mFilepath.get_writable()[len - 2] = '\0';
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if (!File::exists(arg.mFile.mFilepath.cstr())) {
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ErrFileNotExists(&arg);
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return;
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}
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arg.mFile.mFile.open(arg.mFile.mFilepath.cstr(), osfile_openflags::LOAD);
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if (!arg.mFile.mFile.opened) {
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ErrFileCouldNotOpen(&arg);
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return;
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}
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} break;
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}
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} |