diff options
| -rw-r--r-- | Source/Graph/AssemblyInfo.ssc | 4 | ||||
| -rw-r--r-- | Source/Graph/cce.cs | 193 |
2 files changed, 193 insertions, 4 deletions
diff --git a/Source/Graph/AssemblyInfo.ssc b/Source/Graph/AssemblyInfo.ssc deleted file mode 100644 index 6ed99a25..00000000 --- a/Source/Graph/AssemblyInfo.ssc +++ /dev/null @@ -1,4 +0,0 @@ -using System.Reflection;
-using System.Runtime.CompilerServices;
-
-[assembly: AssemblyKeyFile("..\\InterimKey.snk")]
diff --git a/Source/Graph/cce.cs b/Source/Graph/cce.cs new file mode 100644 index 00000000..ef594484 --- /dev/null +++ b/Source/Graph/cce.cs @@ -0,0 +1,193 @@ +using System;
+using SA=System.Attribute;
+using System.Collections.Generic;
+using System.Diagnostics.Contracts;
+using System.Text;
+//using Microsoft.Boogie;
+
+/// <summary>
+/// A class containing static methods to extend the functionality of Code Contracts
+/// </summary>
+
+public static class cce {
+ //[Pure]
+ //public static bool NonNullElements<T>(Microsoft.Dafny.Graph<T> collection) {
+ // return collection != null && cce.NonNullElements(collection.TopologicallySortedComponents());
+ //}
+ [Pure]
+ public static T NonNull<T>(T t) {
+ Contract.Assert(t != null);
+ return t;
+ }
+ [Pure]
+ public static bool NonNullElements<T>(IEnumerable<T> collection) {
+ return collection != null && Contract.ForAll(collection, c => c != null);
+ }
+ [Pure]
+ public static bool NonNullElements<TKey, TValue>(IDictionary<TKey, TValue> collection) {
+ return collection != null && Contract.ForAll(collection, pair => NonNullElements(pair));
+ }
+ //[Pure]
+ //public static bool NonNullElements(VariableSeq collection) {
+ // return collection != null && Contract.ForAll(0, collection.Length, i => collection[i] != null);
+ //}
+ /// <summary>
+ /// For possibly-null lists of non-null elements
+ /// </summary>
+ /// <typeparam name="T"></typeparam>
+ /// <param name="collection"></param>
+ /// <param name="nullability">If true, the collection is treated as an IEnumerable<T!>?, rather than an IEnumerable<T!>!</param>
+ /// <returns></returns>
+ [Pure]
+ public static bool NonNullElements<T>(IEnumerable<T> collection, bool nullability) {
+ return (nullability && collection == null) || cce.NonNullElements(collection);
+ //Should be the same as:
+ /*if(nullability&&collection==null)
+ * return true;
+ * return cce.NonNullElements(collection)
+ */
+
+ }
+ [Pure]
+ public static bool NonNullElements<TKey, TValue>(KeyValuePair<TKey, TValue> kvp) {
+ return kvp.Key != null && kvp.Value != null;
+ }
+ [Pure]
+ public static bool NonNullElements<T>(IEnumerator<T> iEnumerator) {
+ return iEnumerator != null;
+ }
+ //[Pure]
+ //public static bool NonNullElements<T>(Graphing.Graph<T> graph) {
+ // return cce.NonNullElements(graph.TopologicalSort());
+ //}
+ [Pure]
+ public static void BeginExpose(object o) {
+ }
+ [Pure]
+ public static void EndExpose() {
+ }
+ [Pure]
+ public static bool IsPeerConsistent(object o) {
+ return true;
+ }
+ [Pure]
+ public static bool IsConsistent(object o) {
+ return true;
+ }
+ [Pure]
+ public static bool IsExposable(object o) {
+ return true;
+ }
+ [Pure]
+ public static bool IsExposed(object o) {
+ return true;
+ }
+ [Pure]
+ public static bool IsNew(object o) {
+ return true;
+ }
+ public static class Owner {
+ [Pure]
+ public static bool Same(object o, object p) {
+ return true;
+ }
+ [Pure]
+ public static void AssignSame(object o, object p) {
+ }
+ [Pure]
+ public static object ElementProxy(object o) {
+ return o;
+ }
+ [Pure]
+ public static bool None(object o) {
+ return true;
+ }
+ [Pure]
+ public static bool Different(object o, object p) {
+ return true;
+ }
+ [Pure]
+ public static bool New(object o) {
+ return true;
+ }
+ }
+ [Pure]
+ public static void LoopInvariant(bool p) {
+ Contract.Assert(p);
+ }
+ public class UnreachableException : Exception {
+ public UnreachableException() {
+ }
+ }
+ //[Pure]
+ //public static bool IsValid(Microsoft.Dafny.Expression expression) {
+ // return true;
+ //}
+ //public static List<T> toList<T>(PureCollections.Sequence s) {
+ // List<T> toRet = new List<T>();
+ // foreach (T t in s.elems)
+ // if(t!=null)
+ // toRet.Add(t);
+ // return toRet;
+ //}
+
+ //internal static bool NonNullElements(Set set) {
+ // return set != null && Contract.ForAll(0,set.Count, i => set[i] != null);
+ //}
+}
+
+public class PeerAttribute : SA {
+}
+public class RepAttribute : SA {
+}
+public class CapturedAttribute : SA {
+}
+public class NotDelayedAttribute : SA {
+}
+public class NoDefaultContractAttribute : SA {
+}
+public class VerifyAttribute : SA {
+ public VerifyAttribute(bool b) {
+
+ }
+}
+public class StrictReadonlyAttribute : SA {
+}
+public class AdditiveAttribute : SA {
+}
+public class ReadsAttribute : SA {
+ public enum Reads {
+ Nothing,
+ Everything,
+ };
+ public ReadsAttribute(object o) {
+ }
+}
+public class GlobalAccessAttribute : SA {
+ public GlobalAccessAttribute(bool b) {
+ }
+}
+public class EscapesAttribute : SA {
+ public EscapesAttribute(bool b, bool b_2) {
+ }
+}
+public class NeedsContractsAttribute : SA {
+ public NeedsContractsAttribute() {
+ }
+ public NeedsContractsAttribute(bool ret, bool parameters) {
+ }
+ public NeedsContractsAttribute(bool ret, int[] parameters) {
+ }
+}
+public class ImmutableAttribute : SA {
+}
+public class InsideAttribute : SA {
+}
+public class SpecPublicAttribute : SA {
+}
+public class ElementsPeerAttribute : SA {
+}
+public class ResultNotNewlyAllocatedAttribute : SA {
+}
+public class OnceAttribute : SA {
+}
\ No newline at end of file |