5 // Alexander Chebaturkin (chebaturkin@gmail.com)
7 // Copyright (C) 2011 Alexander Chebaturkin
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 using Mono.CodeContracts.Static.AST;
31 using Mono.CodeContracts.Static.AST.Visitors;
33 namespace Mono.CodeContracts.Static.Analysis.HeapAnalysis.Paths
35 abstract class PathElement
37 public virtual bool IsBooleanTyped { get { return false; } }
38 public virtual bool IsDeref { get { return false; } }
40 public virtual bool IsMethodCall { get { return false; } }
41 public virtual bool IsGetter { get { return false; } }
42 public virtual bool IsStatic { get { return false; } }
43 public virtual bool IsUnmanagedPointer { get { return false; } }
44 public virtual bool IsManagedPointer { get { return false; } }
45 public virtual bool IsParameter { get { return false; } }
46 public virtual bool IsParameterRef { get { return false; } }
47 public virtual string CastTo { get { return ""; } }
48 public abstract bool IsAddressOf { get; }
50 public virtual bool TryField(out Field f)
56 public abstract bool TryGetResultType(out TypeNode type);
58 public abstract TResult Decode<TData, TResult, TVisitor, TLabel>(TLabel label, TVisitor visitor, TData data)
59 where TVisitor : IAggregateVisitor<TLabel, TData, TResult>;
61 public abstract override string ToString();