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carbon-lang/executable_semantics/ast/function_definition.h
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Jon Meow 56dc4ae375 Rename Ptr<T> to Nonnull<T*> (#832)
Note that ptr.h also includes an enable_if change, to help avoid https://bugs.llvm.org/show_bug.cgi?id=51881
2021-09-16 19:22:57 -07:00

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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/pattern.h"
#include "executable_semantics/ast/source_location.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;
Nonnull<const Expression*> type;
};
struct FunctionDefinition {
FunctionDefinition(SourceLocation source_location, std::string name,
std::vector<GenericBinding> deduced_params,
Nonnull<const TuplePattern*> param_pattern,
Nonnull<const Pattern*> return_type,
bool is_omitted_return_type,
std::optional<Nonnull<const Statement*>> body)
: source_location(source_location),
name(std::move(name)),
deduced_parameters(deduced_params),
param_pattern(param_pattern),
return_type(return_type),
is_omitted_return_type(is_omitted_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()); }
SourceLocation source_location;
std::string name;
std::vector<GenericBinding> deduced_parameters;
Nonnull<const TuplePattern*> param_pattern;
Nonnull<const Pattern*> return_type;
bool is_omitted_return_type;
std::optional<Nonnull<const Statement*>> body;
};
} // namespace Carbon
#endif // EXECUTABLE_SEMANTICS_AST_FUNCTION_DEFINITION_H_