79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
#include <pddlparse/detail/parsing/ConstantDeclaration.h>
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#include <pddlparse/AST.h>
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#include <pddlparse/ParserException.h>
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#include <pddlparse/detail/ASTCopy.h>
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#include <pddlparse/detail/parsing/PrimitiveType.h>
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namespace pddl
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{
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namespace detail
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{
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////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// ConstantDeclaration
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//
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void parseAndAddUntypedConstantDeclaration(Context &context, ast::ConstantDeclarations &constantDeclarations)
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{
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auto &tokenizer = context.tokenizer;
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auto constantName = tokenizer.getIdentifier();
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assert(constantName != "-");
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constantDeclarations.emplace_back(std::make_unique<ast::ConstantDeclaration>(std::move(constantName)));
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void parseAndAddConstantDeclarations(Context &context, ast::Domain &domain, ast::ConstantDeclarations &constantDeclarations)
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{
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auto &tokenizer = context.tokenizer;
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tokenizer.skipWhiteSpace();
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// Index on the first element of the current inheritance list
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size_t inheritanceIndex = 0;
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while (tokenizer.currentCharacter() != ')')
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{
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parseAndAddUntypedConstantDeclaration(context, constantDeclarations);
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tokenizer.skipWhiteSpace();
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if (!tokenizer.testAndSkip<char>('-'))
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continue;
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// If existing, parse and store parent type
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auto parentType = parsePrimitiveType(context, domain);
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for (size_t i = inheritanceIndex; i < constantDeclarations.size(); i++)
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constantDeclarations[i]->type = ast::deepCopy(parentType);
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// All types up to now are labeled with their parent types
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inheritanceIndex = constantDeclarations.size() + 1;
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tokenizer.skipWhiteSpace();
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void parseAndAddConstantDeclarations(Context &context, ast::Domain &domain)
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{
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parseAndAddConstantDeclarations(context, domain, domain.constants);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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void parseAndAddConstantDeclarations(Context &context, ast::Problem &problem)
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{
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parseAndAddConstantDeclarations(context, *problem.domain, problem.objects);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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}
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}
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