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carbon-lang/executable_semantics/ast/function_definition.h
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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#ifndef EXECUTABLE_SEMANTICS_AST_FUNCTION_DEFINITION_H_
#define EXECUTABLE_SEMANTICS_AST_FUNCTION_DEFINITION_H_
#include "common/ostream.h"
#include "executable_semantics/ast/expression.h"
#include "executable_semantics/ast/statement.h"
#include "llvm/Support/Compiler.h"
namespace Carbon {
// TODO: expand the kinds of things that can be deduced parameters.
// For now, only generic parameters are supported.
struct GenericBinding {
std::string name;
const Expression* type;
};
struct FunctionDefinition {
FunctionDefinition() = default;
FunctionDefinition(int line_num, std::string name,
std::vector<GenericBinding> deduced_params,
const Expression* param_pattern,
const Expression* return_type, const Statement* body)
: line_num(line_num),
name(std::move(name)),
deduced_parameters(deduced_params),
param_pattern(param_pattern),
return_type(return_type),
body(body) {}
void Print(llvm::raw_ostream& out) const { PrintDepth(-1, out); }
void PrintDepth(int depth, llvm::raw_ostream& out) const;
LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
int line_num;
std::string name;
std::vector<GenericBinding> deduced_parameters;
const Expression* param_pattern;
const Expression* return_type;
const Statement* body;
};
} // namespace Carbon
#endif // EXECUTABLE_SEMANTICS_AST_FUNCTION_DEFINITION_H_