78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
/* -*- C++ -*-
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* Serene Programming Language
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*
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* Copyright (c) 2019-2022 Sameer Rahmani <lxsameer@gnu.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SERENE_EXPRS_FN_H
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#define SERENE_EXPRS_FN_H
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#include "serene/context.h"
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#include "serene/errors.h"
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#include "serene/exprs/expression.h"
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#include "serene/exprs/list.h"
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#include "serene/namespace.h"
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#include <llvm/ADT/StringRef.h>
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#include <llvm/Support/Error.h>
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#include <memory>
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#include <string>
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namespace serene {
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namespace exprs {
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class List;
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/// This data structure represents a function. with a collection of
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/// arguments and the ast of a body
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class Fn : public Expression {
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public:
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std::string name;
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// TODO: Use a coll type instead of a list here
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List args;
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Ast body;
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Fn(SereneContext &ctx, reader::LocationRange &loc, List &args, Ast body);
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Fn(Fn &f) = delete;
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ExprType getType() const override;
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std::string toString() const override;
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MaybeNode analyze(semantics::AnalysisState &state) override;
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void generateIR(serene::Namespace &ns, mlir::ModuleOp &m) override;
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static bool classof(const Expression *e);
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/// Creates a function node out of a function definition
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/// in a list. the list has to contain the correct definition
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/// of a function, for exmaple: `(fn (args1 arg2) body)`.This function
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/// is supposed to be used in the semantic analysis phase.
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///
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/// \param state is the semantic analysis state to use.
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/// \param list the list containing the `fn` form
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static MaybeNode make(semantics::AnalysisState &state, List *list);
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void setName(std::string);
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~Fn() = default;
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};
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} // namespace exprs
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} // namespace serene
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#endif
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