#50 and #49. Merged the v3.3.1 branch.

This branch included the `HasValue` method for #49. This branch also included the PR #50. But as `Maybe<T>` is now removed in the v8 branch, much of that PR becomes redundant and so has been removed.
DavidArno · Nov 26, 2018 · 1dc36c1 · 1dc36c1
2 parents 5d55009 + 33e0cc3
commit 1dc36c1
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diff --git a/src/SuccincT/Unions/Union{T1,T2,T3,T4}.cs b/src/SuccincT/Unions/Union{T1,T2,T3,T4}.cs
@@ -53,6 +53,23 @@ public TResult Value<TResult>()
                 default: throw new InvalidCaseOfTypeException(typeof(TResult));
             }
         }
+
+        public bool HasValue<TResult>()
+        {
+            switch (Case)
+            {
+                case Variant.Case1:
+                    return _value1.GetType() == typeof(TResult);
+                case Variant.Case2:
+                    return _value2.GetType() == typeof(TResult);
+                case Variant.Case3:
+                    return _value3.GetType() == typeof(TResult);
+                case Variant.Case4:
+                    return _value4.GetType() == typeof(TResult);
+            }
+
+            return false;
+        }
 
         public Option<TResult> TryGetValue<TResult>()
         {

diff --git a/src/SuccincT/Unions/Union{T1,T2,T3}.cs b/src/SuccincT/Unions/Union{T1,T2,T3}.cs
@@ -44,6 +44,21 @@ public TResult Value<TResult>()
                 default: throw new InvalidCaseOfTypeException(typeof(TResult));
             }
         }
+
+        public bool HasValue<TResult>()
+        {
+            switch (Case)
+            {
+                case Variant.Case1:
+                    return _value1.GetType() == typeof(TResult);
+                case Variant.Case2:
+                    return _value2.GetType() == typeof(TResult);
+                case Variant.Case3:
+                    return _value3.GetType() == typeof(TResult);
+            }
+
+            return false;
+        }
 
         public Option<TResult> TryGetValue<TResult>()
         {

diff --git a/tests/SuccincT.Tests/SuccincT/Options/OptionTests.cs b/tests/SuccincT.Tests/SuccincT/Options/OptionTests.cs
@@ -194,5 +194,12 @@ public void WhenNone_ValueOrDefaultReturnsDefault()
             var option = Option<int>.None();
             AreEqual(0, option.ValueOrDefault);
         }
+
+        [Test]
+        public void WhenImplicitlyConverting_ValueEqualsProvidedParameter()
+        {
+            Option<int> option = 3;
+            AreEqual(3, option.Value);
+        }
     }
 }