1 // 2 // CodeContractDecoder.cs 3 // 4 // Authors: 5 // Alexander Chebaturkin (chebaturkin@gmail.com) 6 // 7 // Copyright (C) 2011 Alexander Chebaturkin 8 // 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: 16 // 17 // The above copyright notice and this permission notice shall be 18 // included in all copies or substantial portions of the Software. 19 // 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. 27 // 28 29 using Mono.CodeContracts.Static.AST; 30 using Mono.CodeContracts.Static.AST.Visitors; 31 32 namespace Mono.CodeContracts.Static.Providers { 33 class CodeContractDecoder : IContractProvider { 34 public static readonly CodeContractDecoder Instance = new CodeContractDecoder (); 35 36 #region IContractProvider Members VerifyMethod(Method method, bool analyzeNonUserCode)37 public bool VerifyMethod (Method method, bool analyzeNonUserCode) 38 { 39 //todo: implement this 40 return true; 41 } 42 HasRequires(Method method)43 public bool HasRequires (Method method) 44 { 45 method = GetMethodWithContractFor (method); 46 if (method.MethodContract == null) 47 return false; 48 49 return method.MethodContract.RequiresCount > 0; 50 } 51 AccessRequires(Method method, ICodeConsumer<Data, Result> consumer, Data data)52 public Result AccessRequires<Data, Result> (Method method, 53 ICodeConsumer<Data, Result> consumer, Data data) 54 { 55 method = GetMethodWithContractFor (method); 56 return consumer.Accept (CodeProviderImpl.Instance, new CodeProviderImpl.PC (method.MethodContract, 0), data); 57 } 58 HasEnsures(Method method)59 public bool HasEnsures (Method method) 60 { 61 method = GetMethodWithContractFor (method); 62 if (method.MethodContract == null) 63 return false; 64 65 return method.MethodContract.EnsuresCount > 0; 66 } 67 AccessEnsures(Method method, ICodeConsumer<Data, Result> consumer, Data data)68 public Result AccessEnsures<Data, Result> (Method method, ICodeConsumer<Data, Result> consumer, Data data) 69 { 70 method = GetMethodWithContractFor (method); 71 return consumer.Accept (CodeProviderImpl.Instance, new CodeProviderImpl.PC (method.MethodContract, method.MethodContract.RequiresCount + 2), data); 72 } 73 CanInheritContracts(Method method)74 public bool CanInheritContracts (Method method) 75 { 76 return false; 77 } 78 #endregion 79 GetMethodWithContractFor(Method method)80 private Method GetMethodWithContractFor (Method method) 81 { 82 //todo: implement this 83 return method; 84 } 85 } 86 } 87