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Add Dependency Map, Update Assembly Crawler

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[Untested] Assembly Crawler will now accept constructors matching: new(), new(CommandService), new(IDependencyMap).

Add IDependencyMap

Add DependencyMap
This commit is contained in:
Christopher F
2016-07-20 17:50:52 -04:00
parent 6e42acba68
commit bbe51012cf
5 changed files with 65 additions and 10 deletions
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29
src/Discord.Net.Commands/ReflectionUtils.cs
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@@ -6,18 +6,33 @@ namespace Discord.Commands
{
internal class ReflectionUtils
{
internal static object CreateObject(TypeInfo typeInfo)
internal static object CreateObject(TypeInfo typeInfo, CommandService commands, IDependencyMap map = null)
{
var constructor = typeInfo.DeclaredConstructors.Where(x => x.GetParameters().Length == 0).FirstOrDefault();
if (constructor == null)
throw new InvalidOperationException($"Failed to find a valid constructor for \"{typeInfo.FullName}\"");
if (typeInfo.DeclaredConstructors.Count() > 1)
throw new InvalidOperationException($"Found too many constructors for \"{typeInfo.FullName}\"");
var constructor = typeInfo.DeclaredConstructors.FirstOrDefault();
try
{
return constructor.Invoke(null);
if (constructor.GetParameters().Length == 0)
return constructor.Invoke(null);
else if (constructor.GetParameters().Length > 1)
throw new InvalidOperationException($"Could not find a valid constructor for \"{typeInfo.FullName}\"");
var parameter = constructor.GetParameters().FirstOrDefault();
if (parameter == null)
throw new InvalidOperationException($"Could not find a valid constructor for \"{typeInfo.FullName}\"");
if (parameter.GetType() == typeof(CommandService))
return constructor.Invoke(new object[1] { commands });
else if (parameter is IDependencyMap)
{
if (map == null) throw new InvalidOperationException($"The constructor for \"{typeInfo.FullName}\" requires a Dependency Map.");
return constructor.Invoke(new object[1] { map });
}
else
throw new InvalidOperationException($"Could not find a valid constructor for \"{typeInfo.FullName}\"");
}
catch (Exception ex)
catch
{
throw new InvalidOperationException($"Failed to create \"{typeInfo.FullName}\"", ex);
throw new InvalidOperationException($"Could not find a valid constructor for \"{typeInfo.FullName}\"");
}
}
}