Relaxing white space requirements.

src/plasp/pddl/Description.cpp

@@ -64,7 +64,8 @@ void Description::parseContent(utils::Parser &parser)
 {
 	std::cout << "Parsing file content" << std::endl;
 
-	parser.expect<std::string>("(define");
+	parser.expect<std::string>("(");
+	parser.expect<std::string>("define");
 	parseSection(parser);
 	parser.expect<std::string>(")");
 }

src/plasp/pddl/Domain.cpp

@@ -97,7 +97,8 @@ const std::vector<std::unique_ptr<Action>> &Domain::actions() const
 
 void Domain::parseSection(utils::Parser &parser)
 {
-	parser.expect<std::string>("(:");
+	parser.expect<std::string>("(");
+	parser.expect<std::string>(":");
 
 	const auto sectionIdentifier = parser.parseIdentifier(isIdentifier);
 

src/plasp/pddl/Predicate.cpp

@@ -39,8 +39,12 @@ Predicate &Predicate::parseDeclaration(utils::Parser &parser, Context &context)
 
 	// Parse arguments
 	while (parser.currentCharacter() != ')')
+	{
 		Variable::parseTyped(parser, context, predicate->m_arguments);
 
+		parser.skipWhiteSpace();
+	}
+
 	parser.expect<std::string>(")");
 
 	const auto predicateArity = predicate->m_arguments.size();