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Add support for arrays in [DefaultValue] attributes (#1164)

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Fixes #1163
This commit is contained in:
Cédric Luthi
2023-05-11 15:26:53 +02:00
committed by GitHub
parent 6acf9b8c63
commit dac2097321
11 changed files with 125 additions and 20 deletions
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5
src/Spectre.Console.Cli/Internal/Binding/CommandValueBinder.cs
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@ -65,6 +65,11 @@ internal sealed class CommandValueBinder
private object GetArray(CommandParameter parameter, object? value)
{
if (value is Array)
{
return value;
}
// Add a new item to the array
var array = (Array?)_lookup.GetValue(parameter);
Array newArray;

22
src/Spectre.Console.Cli/Internal/Binding/CommandValueResolver.cs
View File

@ -133,13 +133,33 @@ internal static class CommandValueResolver
var (converter, _) = GetConverter(lookup, binder, resolver, parameter);
if (converter != null)
{
result = converter.ConvertFrom(result);
result = result is Array array ? ConvertArray(array, converter) : converter.ConvertFrom(result);
}
}
return result;
}
private static Array ConvertArray(Array sourceArray, TypeConverter converter)
{
Array? targetArray = null;
for (var i = 0; i < sourceArray.Length; i++)
{
var item = sourceArray.GetValue(i);
if (item != null)
{
var converted = converter.ConvertFrom(item);
if (converted != null)
{
targetArray ??= Array.CreateInstance(converted.GetType(), sourceArray.Length);
targetArray.SetValue(converted, i);
}
}
}
return targetArray ?? sourceArray;
}
[SuppressMessage("Style", "IDE0019:Use pattern matching", Justification = "It's OK")]
private static (TypeConverter? Converter, ConstructorInfo? StringConstructor) GetConverter(CommandValueLookup lookup, CommandValueBinder binder, ITypeResolver resolver, CommandParameter parameter)
{