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//===--- IfConfigClause.h ---------------------------------------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// This file defines the IfConfigClause.
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_AST_IFCONFIGCLAUSE_H
#define SWIFT_AST_IFCONFIGCLAUSE_H
#include "llvm/ADT/ArrayRef.h"
namespace swift {
class Expr;
class SourceLoc;
struct ASTNode;
/// This represents one part of a #if block. If the condition field is
/// non-null, then this represents a #if or a #elseif, otherwise it represents
/// an #else block.
struct IfConfigClause {
/// The location of the #if, #elseif, or #else keyword.
SourceLoc Loc;
/// The condition guarding this #if or #elseif block. If this is null, this
/// is a #else clause.
Expr *Cond;
/// Elements inside the clause
ArrayRef<ASTNode> Elements;
/// True if this is the active clause of the #if block.
const bool isActive;
IfConfigClause(SourceLoc Loc, Expr *Cond,
ArrayRef<ASTNode> Elements, bool isActive)
: Loc(Loc), Cond(Cond), Elements(Elements), isActive(isActive) {
}
};
} // end namespace swift
#endif