void HandleStaticFieldInitializers(IEnumerable <AstNode> members)
{
// Convert static constructor into field initializers if the class is BeforeFieldInit
var staticCtor = members.OfType <ConstructorDeclaration>().FirstOrDefault(c => (c.Modifiers & Modifiers.Static) == Modifiers.Static);
if (staticCtor != null)
{
MethodDef ctorMethodDef = staticCtor.Annotation <MethodDef>();
if (ctorMethodDef != null && ctorMethodDef.DeclaringType.IsBeforeFieldInit)
{
var mm = staticCtor.Annotation <MemberMapping>() ?? staticCtor.Body.Annotation <MemberMapping>();
Debug.Assert(mm != null);
while (true)
{
ExpressionStatement es = staticCtor.Body.Statements.FirstOrDefault() as ExpressionStatement;
if (es == null)
{
break;
}
AssignmentExpression assignment = es.Expression as AssignmentExpression;
if (assignment == null || assignment.Operator != AssignmentOperatorType.Assign)
{
break;
}
FieldDef fieldDef = assignment.Left.Annotation <IField>().ResolveFieldWithinSameModule();
if (fieldDef == null || !fieldDef.IsStatic)
{
break;
}
FieldDeclaration fieldDecl = members.OfType <FieldDeclaration>().FirstOrDefault(f => f.Annotation <FieldDef>() == fieldDef);
if (fieldDecl == null)
{
break;
}
var ilRanges = assignment.GetAllRecursiveILRanges();
assignment.RemoveAllILRangesRecursive();
var varInit = fieldDecl.Variables.Single();
varInit.Initializer = assignment.Right.Detach();
var ctorIlRanges = new List <Tuple <MemberMapping, List <ILRange> > >(1);
if (mm != null)
{
ctorIlRanges.Add(Tuple.Create(mm, ilRanges));
}
fieldDecl.AddAnnotation(ctorIlRanges);
es.Remove();
}
if (context.Settings.RemoveEmptyDefaultConstructors && staticCtor.Body.Statements.Count == 0)
{
staticCtor.Remove();
}
}
}
}