Files
swift-mirror/include/swift/AST/ASTNode.h
2013-12-04 21:37:17 +00:00

45 lines
1.3 KiB
C++

//===--- ASTNode.h - Swift Language ASTs ------------------------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// This file defines the ASTNode, which is a union of Stmt, Expr, and Decl.
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_AST_AST_NODE_H
#define SWIFT_AST_AST_NODE_H
#include "llvm/ADT/PointerUnion.h"
namespace swift {
class Expr;
class Stmt;
class Decl;
class SourceLoc;
class SourceRange;
struct ASTNode : public llvm::PointerUnion3<Expr*, Stmt*, Decl*> {
// Inherit the constructors from PointerUnion.
using PointerUnion3::PointerUnion3;
SourceRange getSourceRange() const;
/// \brief Return the location of the start of the statement.
SourceLoc getStartLoc() const;
/// \brief Return the location of the end of the statement.
SourceLoc getEndLoc() const;
};
} // namespace swift
#endif // LLVM_SWIFT_AST_AST_NODE_H