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Merged
jonsequitur merged 1 commit into from
Feb 22, 2022
Merged

fix #1647 #1649

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17 changes: 16 additions & 1 deletion src/System.CommandLine.Tests/Binding/TypeConversionTests.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.

using System.Collections;
Expand Down Expand Up @@ -221,6 +221,21 @@ public void Nullable_bool_parses_as_null_when_the_option_has_not_been_applied()
.Be(null);
}

[Fact] // https://github.com/dotnet/command-line-api/issues/1647
public void Generic_option_bool_parses_when_passed_to_non_generic_GetValueForOption()
{
var option = new Option<bool>("-b");

var cmd = new RootCommand
{
option
};

var parseResult = cmd.Parse("-b");

parseResult.GetValueForOption((Option)option).Should().Be(true);
}

[Fact]
public void By_default_an_option_with_zero_or_one_argument_parses_as_the_argument_string_value()
{
Expand Down
6 changes: 3 additions & 3 deletions src/System.CommandLine/Binding/ArgumentConverter.cs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.

using System.Collections;
Expand Down Expand Up @@ -204,8 +204,8 @@ internal static ArgumentConversionResult ConvertIfNeeded(
toType,
successful.Value,
symbolResult.LocalizationResources),

NoArgumentConversionResult _ when toType == typeof(bool) || toType == typeof(bool?) =>
NoArgumentConversionResult _ when conversionResult.Argument.ValueType == typeof(bool) || conversionResult.Argument.ValueType == typeof(bool?) =>
Success(conversionResult.Argument, true),

NoArgumentConversionResult _ when conversionResult.Argument.Arity.MinimumNumberOfValues > 0 =>
Expand Down