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using System;
using System.Collections.Generic;
using System.Text;
using Mono.Cecil;
using GuiCompare;
namespace CorCompare {
static class TypeHelper {
public static AssemblyResolver Resolver = new AssemblyResolver ();
internal static bool IsPublic (TypeReference typeref)
{
if (typeref == null)
throw new ArgumentNullException ("typeref");
TypeDefinition td = typeref.Resolve ();
if (td == null)
return false;
return td.IsPublic;
}
internal static bool IsDelegate (TypeReference typeref)
{
return IsDerivedFrom (typeref, "System.MulticastDelegate");
}
internal static bool IsDerivedFrom (TypeReference type, string derivedFrom)
{
bool first = true;
foreach (var def in WalkHierarchy (type)) {
if (first) {
first = false;
continue;
}
if (def.FullName == derivedFrom)
return true;
}
return false;
}
internal static IEnumerable<TypeDefinition> WalkHierarchy (TypeReference type)
{
for (var def = type.Resolve (); def != null; def = GetBaseType (def))
yield return def;
}
internal static IEnumerable<TypeReference> GetInterfaces (TypeReference type)
{
var ifaces = new Dictionary<string, TypeReference> ();
foreach (var def in WalkHierarchy (type))
foreach (TypeReference iface in def.Interfaces)
ifaces [iface.FullName] = iface;
return ifaces.Values;
}
internal static TypeDefinition GetBaseType (TypeDefinition child)
{
if (child.BaseType == null)
return null;
return child.BaseType.Resolve ();
}
internal static bool IsPublic (CustomAttribute att)
{
return IsPublic (att.AttributeType);
}
internal static string GetFullName (CustomAttribute att)
{
return att.AttributeType.FullName;
}
internal static TypeDefinition GetTypeDefinition (CustomAttribute att)
{
return att.AttributeType.Resolve ();
}
}
}
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