Merge pull request #163 from RHaughton/master

Implicit operators for failed Result<T>
altmann · Nov 9, 2022 · 5e5c705 · 5e5c705
2 parents 2c1f0f4 + 0650032
commit 5e5c705
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diff --git a/src/FluentResults.Test/ErrorTests.cs b/src/FluentResults.Test/ErrorTests.cs
@@ -156,5 +156,35 @@ public void CreateErrors_FromListOfErrorsImplicitConversion()
             result.Reasons[0].Message.Should().Be("First error message");
             result.Reasons[1].Message.Should().Be("Second error message");
         }
+
+        [Fact]
+        public void CreateErrorOfT_FromErrorImplicitConversion()
+        {
+            var error = new Error("")
+                .CausedBy("First error message");
+
+            Result<string> result = error;
+
+            result.IsFailed.Should().Be(true);
+            result.Reasons.Should().HaveCount(1);
+            error.Reasons.First().Message.Should().Be("First error message");
+        }
+
+        [Fact]
+        public void CreateErrorOfT_FromListOfErrorsImplicitConversion()
+        {
+            var errors = new List<Error>
+            {
+                new Error("First error message"),
+                new Error("Second error message"),
+            };
+
+            Result<string> result = errors;
+
+            result.IsFailed.Should().Be(true);
+            result.Reasons.Should().HaveCount(2);
+            result.Reasons[0].Message.Should().Be("First error message");
+            result.Reasons[1].Message.Should().Be("Second error message");
+        }
     }
 }
diff --git a/src/FluentResults/Results/Result.cs b/src/FluentResults/Results/Result.cs
@@ -471,6 +471,16 @@ public static implicit operator Result<TValue>(TValue value)
 
             return Result.Ok(value);
         }
+
+        public static implicit operator Result<TValue>(Error error)
+        {
+            return Result.Fail(error);
+        }
+
+        public static implicit operator Result<TValue>(List<Error> errors)
+        {
+            return Result.Fail(errors);
+        }
 
         /// <summary>
         /// Deconstruct Result