2
// ParenthesizedExpression.cs
5
// Mike Krüger <mkrueger@novell.com>
7
// Copyright (c) 2009 Novell, Inc (http://www.novell.com)
9
// Permission is hereby granted, free of charge, to any person obtaining a copy
10
// of this software and associated documentation files (the "Software"), to deal
11
// in the Software without restriction, including without limitation the rights
12
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13
// copies of the Software, and to permit persons to whom the Software is
14
// furnished to do so, subject to the following conditions:
16
// The above copyright notice and this permission notice shall be included in
17
// all copies or substantial portions of the Software.
19
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
22
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
24
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
27
namespace ICSharpCode.NRefactory.CSharp
32
public class ParenthesizedExpression : Expression
34
public CSharpTokenNode LParToken {
35
get { return GetChildByRole (Roles.LPar); }
38
public Expression Expression {
39
get { return GetChildByRole (Roles.Expression); }
40
set { SetChildByRole (Roles.Expression, value); }
43
public CSharpTokenNode RParToken {
44
get { return GetChildByRole (Roles.RPar); }
47
public ParenthesizedExpression()
51
public ParenthesizedExpression(Expression expr)
56
public override void AcceptVisitor (IAstVisitor visitor)
58
visitor.VisitParenthesizedExpression (this);
61
public override T AcceptVisitor<T> (IAstVisitor<T> visitor)
63
return visitor.VisitParenthesizedExpression (this);
66
public override S AcceptVisitor<T, S> (IAstVisitor<T, S> visitor, T data)
68
return visitor.VisitParenthesizedExpression (this, data);
71
protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
73
ParenthesizedExpression o = other as ParenthesizedExpression;
74
return o != null && this.Expression.DoMatch(o.Expression, match);
78
/// Gets whether the expression acts like a parenthesized expression,
79
/// i.e. whether information about the expected type (for lambda type inference) flows
80
/// into the inner expression.
82
/// <returns>Returns true for ParenthesizedExpression, CheckedExpression or UncheckedExpression; false otherwise.</returns>
83
public static bool ActsAsParenthesizedExpression(AstNode expression)
85
return expression is ParenthesizedExpression || expression is CheckedExpression || expression is UncheckedExpression;
89
/// Unpacks the given expression if it is a ParenthesizedExpression, CheckedExpression or UncheckedExpression.
91
public static Expression UnpackParenthesizedExpression(Expression expr)
93
while (ActsAsParenthesizedExpression(expr))
94
expr = expr.GetChildByRole(Roles.Expression);