#include "src/parser/PrismParser.h"
#include "src/exceptions/InvalidArgumentException.h"
#include "src/exceptions/InvalidTypeException.h"
#include "src/exceptions/WrongFormatException.h"
namespace storm {
namespace parser {
storm::prism::Program PrismParser::parse(std::string const& filename) {
// Open file and initialize result.
std::ifstream inputFileStream(filename, std::ios::in);
LOG_THROW(inputFileStream.good(), storm::exceptions::WrongFormatException, "Unable to read from file '" << filename << "'.");
storm::prism::Program result;
// Now try to parse the contents of the file.
try {
std::string fileContent((std::istreambuf_iterator<char>(inputFileStream)), (std::istreambuf_iterator<char>()));
result = parseFromString(fileContent, filename);
} catch(std::exception& e) {
// In case of an exception properly close the file before passing exception.
inputFileStream.close();
throw e;
}
// Close the stream in case everything went smoothly and return result.
inputFileStream.close();
return result;
}
storm::prism::Program PrismParser::parseFromString(std::string const& input, std::string const& filename) {
PositionIteratorType first(input.begin());
PositionIteratorType iter = first;
PositionIteratorType last(input.end());
// Create empty result;
storm::prism::Program result;
// Create grammar.
storm::parser::PrismParser grammar(filename, first);
try {
// Start first run.
bool succeeded = qi::phrase_parse(iter, last, grammar, boost::spirit::ascii::space | qi::lit("//") >> *(qi::char_ - qi::eol) >> qi::eol, result);
LOG_THROW(succeeded, storm::exceptions::WrongFormatException, "Parsing failed in first pass.");
// Start second run.
first = PositionIteratorType(input.begin());
iter = first;
last = PositionIteratorType(input.end());
grammar.moveToSecondRun();
succeeded = qi::phrase_parse(iter, last, grammar, boost::spirit::ascii::space | qi::lit("//") >> *(qi::char_ - qi::eol) >> qi::eol, result);
LOG_THROW(succeeded, storm::exceptions::WrongFormatException, "Parsing failed in second pass.");
} catch (qi::expectation_failure<PositionIteratorType> const& e) {
// If the parser expected content different than the one provided, display information about the location of the error.
std::size_t lineNumber = boost::spirit::get_line(e.first);
// Now propagate exception.
LOG_THROW(false, storm::exceptions::WrongFormatException, "Parsing error in line " << lineNumber << " of file " << filename << ".");
}
return result;
}
PrismParser::PrismParser(std::string const& filename, Iterator first) : PrismParser::base_type(start), secondRun(false), filename(filename), annotate(first), expressionParser(keywords_) {
// Parse simple identifier.
identifier %= qi::as_string[qi::raw[qi::lexeme[((qi::alpha | qi::char_('_')) >> *(qi::alnum | qi::char_('_')))]]][qi::_pass = phoenix::bind(&PrismParser::isValidIdentifier, phoenix::ref(*this), qi::_1)];
identifier.name("identifier");
modelTypeDefinition %= modelType_;
modelTypeDefinition.name("model type");
undefinedBooleanConstantDefinition = ((qi::lit("const") >> qi::lit("bool")) > identifier > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createUndefinedBooleanConstant, phoenix::ref(*this), qi::_1)];
undefinedBooleanConstantDefinition.name("undefined boolean constant declaration");
undefinedIntegerConstantDefinition = ((qi::lit("const") >> qi::lit("int")) > identifier > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createUndefinedIntegerConstant, phoenix::ref(*this), qi::_1)];
undefinedIntegerConstantDefinition.name("undefined integer constant declaration");
undefinedDoubleConstantDefinition = ((qi::lit("const") >> qi::lit("double")) > identifier > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createUndefinedDoubleConstant, phoenix::ref(*this), qi::_1)];
undefinedDoubleConstantDefinition.name("undefined double constant definition");
undefinedConstantDefinition = (undefinedBooleanConstantDefinition | undefinedIntegerConstantDefinition | undefinedDoubleConstantDefinition);
undefinedConstantDefinition.name("undefined constant definition");
definedBooleanConstantDefinition = ((qi::lit("const") >> qi::lit("bool") >> identifier >> qi::lit("=")) > expressionParser > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createDefinedBooleanConstant, phoenix::ref(*this), qi::_1, qi::_2)];
definedBooleanConstantDefinition.name("defined boolean constant declaration");
definedIntegerConstantDefinition = ((qi::lit("const") >> qi::lit("int") >> identifier >> qi::lit("=")) > expressionParser >> qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createDefinedIntegerConstant, phoenix::ref(*this), qi::_1, qi::_2)];
definedIntegerConstantDefinition.name("defined integer constant declaration");
definedDoubleConstantDefinition = ((qi::lit("const") >> qi::lit("double") >> identifier >> qi::lit("=")) > expressionParser > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createDefinedDoubleConstant, phoenix::ref(*this), qi::_1, qi::_2)];
definedDoubleConstantDefinition.name("defined double constant declaration");
definedConstantDefinition %= (definedBooleanConstantDefinition | definedIntegerConstantDefinition | definedDoubleConstantDefinition);
definedConstantDefinition.name("defined constant definition");
formulaDefinition = (qi::lit("formula") > identifier > qi::lit("=") > expressionParser > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createFormula, phoenix::ref(*this), qi::_1, qi::_2)];
formulaDefinition.name("formula definition");
booleanVariableDefinition = ((identifier >> qi::lit(":") >> qi::lit("bool")) > ((qi::lit("init") > expressionParser) | qi::attr(storm::expressions::Expression::createFalse())) > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createBooleanVariable, phoenix::ref(*this), qi::_1, qi::_2)];
booleanVariableDefinition.name("boolean variable definition");
integerVariableDefinition = ((identifier >> qi::lit(":") >> qi::lit("[")[phoenix::bind(&PrismParser::allowDoubleLiterals, phoenix::ref(*this), false)]) > expressionParser[qi::_a = qi::_1] > qi::lit("..") > expressionParser > qi::lit("]")[phoenix::bind(&PrismParser::allowDoubleLiterals, phoenix::ref(*this), true)] > -(qi::lit("init") > expressionParser[qi::_a = qi::_1]) > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createIntegerVariable, phoenix::ref(*this), qi::_1, qi::_2, qi::_3, qi::_a)];
integerVariableDefinition.name("integer variable definition");
variableDefinition = (booleanVariableDefinition[phoenix::push_back(qi::_r1, qi::_1)] | integerVariableDefinition[phoenix::push_back(qi::_r2, qi::_1)]);
variableDefinition.name("variable declaration");
globalVariableDefinition = (qi::lit("global") > (booleanVariableDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::globalBooleanVariables, qi::_r1), qi::_1)] | integerVariableDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::globalIntegerVariables, qi::_r1), qi::_1)]));
globalVariableDefinition.name("global variable declaration list");
stateRewardDefinition = (expressionParser > qi::lit(":") > expressionParser >> qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createStateReward, phoenix::ref(*this), qi::_1, qi::_2)];
stateRewardDefinition.name("state reward definition");
transitionRewardDefinition = (qi::lit("[") > -(identifier[qi::_a = qi::_1]) > qi::lit("]") > expressionParser > qi::lit(":") > expressionParser > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createTransitionReward, phoenix::ref(*this), qi::_a, qi::_2, qi::_3)];
transitionRewardDefinition.name("transition reward definition");
rewardModelDefinition = (qi::lit("rewards") > -(qi::lit("\"") > identifier[qi::_a = qi::_1] > qi::lit("\""))
> +( stateRewardDefinition[phoenix::push_back(qi::_b, qi::_1)]
| transitionRewardDefinition[phoenix::push_back(qi::_c, qi::_1)]
)
>> qi::lit("endrewards"))[qi::_val = phoenix::bind(&PrismParser::createRewardModel, phoenix::ref(*this), qi::_a, qi::_b, qi::_c)];
rewardModelDefinition.name("reward model definition");
initialStatesConstruct = (qi::lit("init") > expressionParser > qi::lit("endinit"))[qi::_pass = phoenix::bind(&PrismParser::addInitialStatesConstruct, phoenix::ref(*this), qi::_1, qi::_r1)];
initialStatesConstruct.name("initial construct");
labelDefinition = (qi::lit("label") > -qi::lit("\"") > identifier > -qi::lit("\"") > qi::lit("=") > expressionParser >> qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createLabel, phoenix::ref(*this), qi::_1, qi::_2)];
labelDefinition.name("label definition");
assignmentDefinition = (qi::lit("(") > identifier > qi::lit("'") > qi::lit("=") > expressionParser > qi::lit(")"))[qi::_val = phoenix::bind(&PrismParser::createAssignment, phoenix::ref(*this), qi::_1, qi::_2)];
assignmentDefinition.name("assignment");
assignmentDefinitionList %= +assignmentDefinition % "&";
assignmentDefinitionList.name("assignment list");
updateDefinition = (((expressionParser > qi::lit(":")) | qi::attr(storm::expressions::Expression::createDoubleLiteral(1))) >> assignmentDefinitionList)[qi::_val = phoenix::bind(&PrismParser::createUpdate, phoenix::ref(*this), qi::_1, qi::_2, qi::_r1)];
updateDefinition.name("update");
updateListDefinition %= +updateDefinition(qi::_r1) % "+";
updateListDefinition.name("update list");
commandDefinition = (qi::lit("[") > -(identifier[qi::_a = qi::_1]) > qi::lit("]") > expressionParser > qi::lit("->") > updateListDefinition(qi::_r1) > qi::lit(";"))[qi::_val = phoenix::bind(&PrismParser::createCommand, phoenix::ref(*this), qi::_a, qi::_2, qi::_3, qi::_r1)];
commandDefinition.name("command definition");
moduleDefinition = ((qi::lit("module") >> identifier >> *(variableDefinition(qi::_a, qi::_b))) > +commandDefinition(qi::_r1) > qi::lit("endmodule"))[qi::_val = phoenix::bind(&PrismParser::createModule, phoenix::ref(*this), qi::_1, qi::_a, qi::_b, qi::_2, qi::_r1)];
moduleDefinition.name("module definition");
moduleRenaming = ((qi::lit("module") >> identifier >> qi::lit("=")) > identifier > qi::lit("[")
> ((identifier > qi::lit("=") > identifier)[phoenix::insert(qi::_a, phoenix::construct<std::pair<std::string,std::string>>(qi::_1, qi::_2))] % ",") > qi::lit("]")
> qi::lit("endmodule"))[qi::_val = phoenix::bind(&PrismParser::createRenamedModule, phoenix::ref(*this), qi::_1, qi::_2, qi::_a, qi::_r1)];
moduleRenaming.name("module definition via renaming");
moduleDefinitionList %= +(moduleRenaming(qi::_r1) | moduleDefinition(qi::_r1))[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::modules, qi::_r1), qi::_1)];
moduleDefinitionList.name("module list");
start = (qi::eps
> modelTypeDefinition[phoenix::bind(&GlobalProgramInformation::modelType, qi::_a) = qi::_1]
> *(definedConstantDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::constants, qi::_a), qi::_1)]
| undefinedConstantDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::constants, qi::_a), qi::_1)]
| formulaDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::formulas, qi::_a), qi::_1)]
| globalVariableDefinition(qi::_a)
| (moduleRenaming(qi::_a) | moduleDefinition(qi::_a))[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::modules, qi::_a), qi::_1)]
| initialStatesConstruct(qi::_a)
| rewardModelDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::rewardModels, qi::_a), qi::_1)]
| labelDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::labels, qi::_a), qi::_1)]
| formulaDefinition[phoenix::push_back(phoenix::bind(&GlobalProgramInformation::formulas, qi::_a), qi::_1)]
)
> qi::eoi)[qi::_val = phoenix::bind(&PrismParser::createProgram, phoenix::ref(*this), qi::_a)];
start.name("probabilistic program");
// Enable location tracking for important entities.
auto setLocationInfoFunction = this->annotate(qi::_val, qi::_1, qi::_3);
qi::on_success(undefinedBooleanConstantDefinition, setLocationInfoFunction);
qi::on_success(undefinedIntegerConstantDefinition, setLocationInfoFunction);
qi::on_success(undefinedDoubleConstantDefinition, setLocationInfoFunction);
qi::on_success(definedBooleanConstantDefinition, setLocationInfoFunction);
qi::on_success(definedIntegerConstantDefinition, setLocationInfoFunction);
qi::on_success(definedDoubleConstantDefinition, setLocationInfoFunction);
qi::on_success(booleanVariableDefinition, setLocationInfoFunction);
qi::on_success(integerVariableDefinition, setLocationInfoFunction);
qi::on_success(moduleDefinition, setLocationInfoFunction);
qi::on_success(moduleRenaming, setLocationInfoFunction);
qi::on_success(formulaDefinition, setLocationInfoFunction);
qi::on_success(rewardModelDefinition, setLocationInfoFunction);
qi::on_success(labelDefinition, setLocationInfoFunction);
qi::on_success(commandDefinition, setLocationInfoFunction);
qi::on_success(updateDefinition, setLocationInfoFunction);
qi::on_success(assignmentDefinition, setLocationInfoFunction);
}
void PrismParser::moveToSecondRun() {
this->secondRun = true;
this->expressionParser.setIdentifierMapping(&this->identifiers_);
}
void PrismParser::allowDoubleLiterals(bool flag) {
this->expressionParser.setAcceptDoubleLiterals(flag);
}
std::string const& PrismParser::getFilename() const {
return this->filename;
}
bool PrismParser::isValidIdentifier(std::string const& identifier) {
if (this->keywords_.find(identifier) != nullptr) {
return false;
}
return true;
}
bool PrismParser::addInitialStatesConstruct(storm::expressions::Expression initialStatesExpression, GlobalProgramInformation& globalProgramInformation) {
LOG_THROW(!globalProgramInformation.hasInitialConstruct, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Program must not define two initial constructs.");
if (globalProgramInformation.hasInitialConstruct) {
return false;
}
globalProgramInformation.hasInitialConstruct = true;
globalProgramInformation.initialConstruct = storm::prism::InitialConstruct(initialStatesExpression, this->getFilename(), get_line(qi::_3));
return true;
}
storm::prism::Constant PrismParser::createUndefinedBooleanConstant(std::string const& newConstant) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createBooleanVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Bool, newConstant, this->getFilename());
}
storm::prism::Constant PrismParser::createUndefinedIntegerConstant(std::string const& newConstant) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createIntegerVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Int, newConstant, this->getFilename());
}
storm::prism::Constant PrismParser::createUndefinedDoubleConstant(std::string const& newConstant) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createDoubleVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Double, newConstant, this->getFilename());
}
storm::prism::Constant PrismParser::createDefinedBooleanConstant(std::string const& newConstant, storm::expressions::Expression expression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createBooleanVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Bool, newConstant, expression, this->getFilename());
}
storm::prism::Constant PrismParser::createDefinedIntegerConstant(std::string const& newConstant, storm::expressions::Expression expression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createIntegerVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Int, newConstant, expression, this->getFilename());
}
storm::prism::Constant PrismParser::createDefinedDoubleConstant(std::string const& newConstant, storm::expressions::Expression expression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(newConstant) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << newConstant << "'.");
this->identifiers_.add(newConstant, storm::expressions::Expression::createDoubleVariable(newConstant));
}
return storm::prism::Constant(storm::expressions::ExpressionReturnType::Double, newConstant, expression, this->getFilename());
}
storm::prism::Formula PrismParser::createFormula(std::string const& formulaName, storm::expressions::Expression expression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(formulaName) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << formulaName << "'.");
this->identifiers_.add(formulaName, expression);
}
return storm::prism::Formula(formulaName, expression, this->getFilename());
}
storm::prism::Label PrismParser::createLabel(std::string const& labelName, storm::expressions::Expression expression) const {
return storm::prism::Label(labelName, expression, this->getFilename());
}
storm::prism::RewardModel PrismParser::createRewardModel(std::string const& rewardModelName, std::vector<storm::prism::StateReward> const& stateRewards, std::vector<storm::prism::TransitionReward> const& transitionRewards) const {
return storm::prism::RewardModel(rewardModelName, stateRewards, transitionRewards, this->getFilename());
}
storm::prism::StateReward PrismParser::createStateReward(storm::expressions::Expression statePredicateExpression, storm::expressions::Expression rewardValueExpression) const {
return storm::prism::StateReward(statePredicateExpression, rewardValueExpression, this->getFilename());
}
storm::prism::TransitionReward PrismParser::createTransitionReward(std::string const& actionName, storm::expressions::Expression statePredicateExpression, storm::expressions::Expression rewardValueExpression) const {
return storm::prism::TransitionReward(actionName, statePredicateExpression, rewardValueExpression, this->getFilename());
}
storm::prism::Assignment PrismParser::createAssignment(std::string const& variableName, storm::expressions::Expression assignedExpression) const {
return storm::prism::Assignment(variableName, assignedExpression, this->getFilename());
}
storm::prism::Update PrismParser::createUpdate(storm::expressions::Expression likelihoodExpression, std::vector<storm::prism::Assignment> const& assignments, GlobalProgramInformation& globalProgramInformation) const {
++globalProgramInformation.currentUpdateIndex;
return storm::prism::Update(globalProgramInformation.currentUpdateIndex - 1, likelihoodExpression, assignments, this->getFilename());
}
storm::prism::Command PrismParser::createCommand(std::string const& actionName, storm::expressions::Expression guardExpression, std::vector<storm::prism::Update> const& updates, GlobalProgramInformation& globalProgramInformation) const {
++globalProgramInformation.currentCommandIndex;
return storm::prism::Command(globalProgramInformation.currentCommandIndex - 1, actionName, guardExpression, updates, this->getFilename());
}
storm::prism::BooleanVariable PrismParser::createBooleanVariable(std::string const& variableName, storm::expressions::Expression initialValueExpression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(variableName) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << variableName << "'.");
this->identifiers_.add(variableName, storm::expressions::Expression::createBooleanVariable(variableName));
}
return storm::prism::BooleanVariable(variableName, initialValueExpression, this->getFilename());
}
storm::prism::IntegerVariable PrismParser::createIntegerVariable(std::string const& variableName, storm::expressions::Expression lowerBoundExpression, storm::expressions::Expression upperBoundExpression, storm::expressions::Expression initialValueExpression) const {
if (!this->secondRun) {
LOG_THROW(this->identifiers_.find(variableName) == nullptr, storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Duplicate identifier '" << variableName << "'.");
this->identifiers_.add(variableName, storm::expressions::Expression::createIntegerVariable(variableName));
}
return storm::prism::IntegerVariable(variableName, lowerBoundExpression, upperBoundExpression, initialValueExpression, this->getFilename());
}
storm::prism::Module PrismParser::createModule(std::string const& moduleName, std::vector<storm::prism::BooleanVariable> const& booleanVariables, std::vector<storm::prism::IntegerVariable> const& integerVariables, std::vector<storm::prism::Command> const& commands, GlobalProgramInformation& globalProgramInformation) const {
globalProgramInformation.moduleToIndexMap[moduleName] = globalProgramInformation.modules.size();
return storm::prism::Module(moduleName, booleanVariables, integerVariables, commands, this->getFilename());
}
storm::prism::Module PrismParser::createRenamedModule(std::string const& newModuleName, std::string const& oldModuleName, std::map<std::string, std::string> const& renaming, GlobalProgramInformation& globalProgramInformation) const {
// Check whether the module to rename actually exists.
auto const& moduleIndexPair = globalProgramInformation.moduleToIndexMap.find(oldModuleName);
LOG_THROW(moduleIndexPair != globalProgramInformation.moduleToIndexMap.end(), storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": No module named '" << oldModuleName << "' to rename.");
storm::prism::Module const& moduleToRename = globalProgramInformation.modules[moduleIndexPair->second];
if (!this->secondRun) {
// Register all (renamed) variables for later use.
for (auto const& variable : moduleToRename.getBooleanVariables()) {
auto const& renamingPair = renaming.find(variable.getName());
LOG_THROW(renamingPair != renaming.end(), storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Boolean variable '" << variable.getName() << " was not renamed.");
this->identifiers_.add(renamingPair->second, storm::expressions::Expression::createBooleanVariable(renamingPair->second));
}
for (auto const& variable : moduleToRename.getIntegerVariables()) {
auto const& renamingPair = renaming.find(variable.getName());
LOG_THROW(renamingPair != renaming.end(), storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Integer variable '" << variable.getName() << " was not renamed.");
this->identifiers_.add(renamingPair->second, storm::expressions::Expression::createIntegerVariable(renamingPair->second));
}
// Return a dummy module in the first pass.
return storm::prism::Module();
} else {
// Add a mapping from the new module name to its (future) index.
globalProgramInformation.moduleToIndexMap[newModuleName] = globalProgramInformation.modules.size();
// Create a mapping from identifiers to the expressions they need to be replaced with.
std::map<std::string, storm::expressions::Expression> expressionRenaming;
for (auto const& namePair : renaming) {
storm::expressions::Expression const* substitutedExpression = this->identifiers_.find(namePair.second);
// If the mapped-to-value is an expression, we need to replace it.
if (substitutedExpression != nullptr) {
expressionRenaming.emplace(namePair.first, *substitutedExpression);
}
}
// Rename the boolean variables.
std::vector<storm::prism::BooleanVariable> booleanVariables;
for (auto const& variable : moduleToRename.getBooleanVariables()) {
auto const& renamingPair = renaming.find(variable.getName());
LOG_THROW(renamingPair != renaming.end(), storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Boolean variable '" << variable.getName() << " was not renamed.");
booleanVariables.push_back(storm::prism::BooleanVariable(renamingPair->second, variable.getInitialValueExpression().substitute(expressionRenaming), this->getFilename(), get_line(qi::_1)));
}
// Rename the integer variables.
std::vector<storm::prism::IntegerVariable> integerVariables;
for (auto const& variable : moduleToRename.getIntegerVariables()) {
auto const& renamingPair = renaming.find(variable.getName());
LOG_THROW(renamingPair != renaming.end(), storm::exceptions::WrongFormatException, "Parsing error in " << this->getFilename() << ", line " << get_line(qi::_3) << ": Integer variable '" << variable.getName() << " was not renamed.");
integerVariables.push_back(storm::prism::IntegerVariable(renamingPair->second, variable.getLowerBoundExpression().substitute(expressionRenaming), variable.getUpperBoundExpression().substitute(expressionRenaming), variable.getInitialValueExpression().substitute(expressionRenaming), this->getFilename(), get_line(qi::_1)));
}
// Rename commands.
std::vector<storm::prism::Command> commands;
for (auto const& command : moduleToRename.getCommands()) {
std::vector<storm::prism::Update> updates;
for (auto const& update : command.getUpdates()) {
std::vector<storm::prism::Assignment> assignments;
for (auto const& assignment : update.getAssignments()) {
auto const& renamingPair = renaming.find(assignment.getVariableName());
if (renamingPair != renaming.end()) {
assignments.emplace_back(renamingPair->second, assignment.getExpression().substitute(expressionRenaming), this->getFilename(), get_line(qi::_1));
} else {
assignments.emplace_back(assignment.getVariableName(), assignment.getExpression().substitute(expressionRenaming), this->getFilename(), get_line(qi::_1));
}
}
updates.emplace_back(globalProgramInformation.currentUpdateIndex, update.getLikelihoodExpression().substitute(expressionRenaming), assignments, this->getFilename(), get_line(qi::_1));
++globalProgramInformation.currentUpdateIndex;
}
std::string newActionName = command.getActionName();
auto const& renamingPair = renaming.find(command.getActionName());
if (renamingPair != renaming.end()) {
newActionName = renamingPair->second;
}
commands.emplace_back(globalProgramInformation.currentCommandIndex, newActionName, command.getGuardExpression().substitute(expressionRenaming), updates, this->getFilename(), get_line(qi::_1));
++globalProgramInformation.currentCommandIndex;
}
return storm::prism::Module(newModuleName, booleanVariables, integerVariables, commands, oldModuleName, renaming);
}
}
storm::prism::Program PrismParser::createProgram(GlobalProgramInformation const& globalProgramInformation) const {
return storm::prism::Program(globalProgramInformation.modelType, globalProgramInformation.constants, globalProgramInformation.globalBooleanVariables, globalProgramInformation.globalIntegerVariables, globalProgramInformation.formulas, globalProgramInformation.modules, globalProgramInformation.rewardModels, this->secondRun && !globalProgramInformation.hasInitialConstruct, globalProgramInformation.initialConstruct, globalProgramInformation.labels, this->getFilename(), 1, this->secondRun);
}
} // namespace parser
} // namespace storm