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/*
* richard-atp-engine: A saturation-based automated theorem prover for first-order logic.
* Copyright (C) 2026 Richard Qin
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
/// @file tptp_parser.h
/// @brief Bridge from ANTLR4-generated parse tree to internal Formula AST.
#include "atp/core/clause.h"
#include "atp/core/term_bank.h"
#include "atp/normalize/formula.h"
#include <string>
#include <vector>
namespace atp {
/// Role of a TPTP formula (axiom, hypothesis, conjecture, etc.)
enum class FormulaRole : uint8_t {
kAxiom,
kHypothesis,
kConjecture,
kNegatedConjecture,
};
/// A parsed TPTP formula with its name and role.
struct AnnotatedFormula {
std::string name;
FormulaRole role;
std::unique_ptr<Formula> formula;
};
/// Parse a TPTP file and return the annotated formulas.
std::vector<AnnotatedFormula> parseTptpFile(const std::string& filepath, TermBank& bank);
} // namespace atp
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