add Func<TypeDefinition, bool> version of MeetCustomRule

Author: NeVeSpl

src/NetArchTest.Rules/Condition.cs

@@ -1,6 +1,7 @@
 using System;
-using NetArchTest.Assemblies;
 using System.Collections.Generic;
+using Mono.Cecil;
+using NetArchTest.Assemblies;
 using NetArchTest.Functions;
 using NetArchTest.RuleEngine;
 
@@ -204,5 +205,14 @@ public ConditionList MeetCustomRule(ICustomRule rule)
             AddFunctionCall(x => FunctionDelegates.MeetCustomRule(x, rule, true));
             return CreateConditionList();
         }
+        /// <summary>
+        /// Selects types that meet a custom rule.
+        /// </summary>        
+        /// <returns>An updated set of conditions that can be applied to a list of types.</returns>
+        public ConditionList MeetCustomRule(Func<TypeDefinition, bool> rule)
+        {
+            AddFunctionCall(x => FunctionDelegates.MeetCustomRule(x, rule, true));
+            return CreateConditionList();
+        }
     }
 }

src/NetArchTest.Rules/Functions/FunctionDelegates.cs

@@ -79,5 +79,16 @@ internal static IEnumerable<TypeSpec> MeetCustomRule(IEnumerable<TypeSpec> input
                 return input.Where(t => !rule.MeetsRule(t.Definition));
             }
         }
+        internal static IEnumerable<TypeSpec> MeetCustomRule(IEnumerable<TypeSpec> input, Func<TypeDefinition, bool> rule, bool condition)
+        {
+            if (condition)
+            {
+                return input.Where(t => rule(t.Definition));
+            }
+            else
+            {
+                return input.Where(t => !rule(t.Definition));
+            }
+        }
     }
 }

src/NetArchTest.Rules/Predicate.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using Mono.Cecil;
 using NetArchTest.Assemblies;
 using NetArchTest.Functions;
 using NetArchTest.RuleEngine;
@@ -201,5 +202,14 @@ public PredicateList MeetCustomRule(ICustomRule rule)
             AddFunctionCall(x => FunctionDelegates.MeetCustomRule(x, rule, true));
             return CreatePredicateList();
         }
+        /// <summary>
+        /// Selects types that meet a custom rule.
+        /// </summary>        
+        /// <returns>An updated set of conditions that can be applied to a list of types.</returns>
+        public PredicateList MeetCustomRule(Func<TypeDefinition, bool> rule)
+        {
+            AddFunctionCall(x => FunctionDelegates.MeetCustomRule(x, rule, true));
+            return CreatePredicateList();
+        }
     }
 }

test/NetArchTest.Rules.UnitTests/ConditionTests_Special.cs

@@ -58,8 +58,8 @@ public void BeImmutableExternally()
         }
 
 
-        [Fact(DisplayName = "AreStateless")]
-        public void AreStateless()
+        [Fact(DisplayName = "BeStateless")]
+        public void BeStateless()
         {
             var result = Types
                 .InAssembly(Assembly.GetAssembly(typeof(StatelessClass_StaticField)))