simplify SelectiveStringEnumConverter implementation

This commit is contained in:
Jesse Plamondon-Willard 2017-10-18 16:47:32 -04:00
parent 2ff9373971
commit 51a2c3991f
2 changed files with 9 additions and 23 deletions

View File

@ -1,9 +1,8 @@
using System;
using System;
using System.Collections.Generic;
using System.IO;
using Microsoft.Xna.Framework.Input;
using Newtonsoft.Json;
using StardewModdingAPI.Utilities;
namespace StardewModdingAPI.Framework.Serialisation
{
@ -20,7 +19,9 @@ namespace StardewModdingAPI.Framework.Serialisation
ObjectCreationHandling = ObjectCreationHandling.Replace, // avoid issue where default ICollection<T> values are duplicated each time the config is loaded
Converters = new List<JsonConverter>
{
new SelectiveStringEnumConverter(typeof(Buttons), typeof(Keys), typeof(SButton))
new SelectiveStringEnumConverter<Buttons>(),
new SelectiveStringEnumConverter<Keys>(),
new SelectiveStringEnumConverter<SButton>()
}
};

View File

@ -1,37 +1,22 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System;
using Newtonsoft.Json.Converters;
namespace StardewModdingAPI.Framework.Serialisation
{
/// <summary>A variant of <see cref="StringEnumConverter"/> which only converts certain enums.</summary>
internal class SelectiveStringEnumConverter : StringEnumConverter
/// <summary>A variant of <see cref="StringEnumConverter"/> which only converts a specified enum.</summary>
/// <typeparam name="T">The enum type.</typeparam>
internal class SelectiveStringEnumConverter<T> : StringEnumConverter
{
/*********
** Properties
*********/
/// <summary>The enum type names to convert.</summary>
private readonly HashSet<string> Types;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="types">The enum types to convert.</param>
public SelectiveStringEnumConverter(params Type[] types)
{
this.Types = new HashSet<string>(types.Select(p => p.FullName));
}
/// <summary>Get whether this instance can convert the specified object type.</summary>
/// <param name="type">The object type.</param>
public override bool CanConvert(Type type)
{
return
base.CanConvert(type)
&& this.Types.Contains((Nullable.GetUnderlyingType(type) ?? type).FullName);
&& (Nullable.GetUnderlyingType(type) ?? type) == typeof(T);
}
}
}