void AddConstraints(AstNode parent, TypeParameters d)
{
if (d == null)
return;
for (int i = 0; i < d.Count; i++) {
var typeParameter = d [i];
if (typeParameter == null)
continue;
var c = typeParameter.Constraints;
if (c == null)
continue;
var location = LocationsBag.GetLocations(c);
var constraint = new Constraint();
constraint.AddChild(new CSharpTokenNode(Convert(c.Location), Roles.WhereKeyword), Roles.WhereKeyword);
constraint.AddChild(new SimpleType(Identifier.Create(c.TypeParameter.Value, Convert(c.TypeParameter.Location))), Roles.ConstraintTypeParameter);
if (location != null)
constraint.AddChild(new CSharpTokenNode(Convert(location [0]), Roles.Colon), Roles.Colon);
var commaLocs = LocationsBag.GetLocations(c.ConstraintExpressions);
int curComma = 0;
if (c.ConstraintExpressions != null) {
foreach (var expr in c.ConstraintExpressions) {
constraint.AddChild(ConvertToType(expr), Roles.BaseType);
var sce = expr as SpecialContraintExpr;
if (sce != null) {
switch (sce.Constraint) {
case SpecialConstraint.Class:
break;
case SpecialConstraint.Struct:
break;
case SpecialConstraint.Constructor:
var bl = LocationsBag.GetLocations(expr);
if (bl != null) {
constraint.AddChild(new CSharpTokenNode(Convert(bl [0]), Roles.LPar), Roles.LPar);
constraint.AddChild(new CSharpTokenNode(Convert(bl [1]), Roles.RPar), Roles.RPar);
}
break;
}
}
if (commaLocs != null && curComma < commaLocs.Count)
constraint.AddChild(new CSharpTokenNode(Convert(commaLocs [curComma++]), Roles.Comma), Roles.Comma);
}
}
// We need to sort the constraints by position; as they might be in a different order than the type parameters
AstNode prevSibling = parent.LastChild;
while (prevSibling.StartLocation > constraint.StartLocation && prevSibling.PrevSibling != null)
prevSibling = prevSibling.PrevSibling;
parent.InsertChildAfter(prevSibling, constraint, Roles.Constraint);
}
}
void AddConstraints (AstNode parent, DeclSpace d)
{
if (d == null || d.Constraints == null)
return;
for (int i = 0; i < d.PlainConstraints.Count; i++) {
Constraints c = d.PlainConstraints [i];
var location = LocationsBag.GetLocations (c);
var constraint = new Constraint ();
constraint.AddChild (new CSharpTokenNode (Convert (c.Location), "where".Length), InvocationExpression.Roles.Keyword);
constraint.AddChild (new SimpleType (Identifier.Create (c.TypeParameter.Value, Convert (c.TypeParameter.Location))), Constraint.TypeParameterRole);
if (location != null)
constraint.AddChild (new CSharpTokenNode (Convert (location [0]), 1), Constraint.ColonRole);
var commaLocs = LocationsBag.GetLocations (c.ConstraintExpressions);
int curComma = 0;
foreach (var expr in c.ConstraintExpressions) {
constraint.AddChild (ConvertToType (expr), Constraint.BaseTypeRole);
if (commaLocs != null && curComma < commaLocs.Count)
constraint.AddChild (new CSharpTokenNode (Convert (commaLocs[curComma++]), 1), InvocationExpression.Roles.Comma);
}
parent.AddChild (constraint, AstNode.Roles.Constraint);
}
}
void AddConstraints(AstNode parent, TypeParameters d)
{
if (d == null)
return;
for (int i = d.Count - 1; i >= 0; i--) {
var typeParameter = d [i];
if (typeParameter == null)
continue;
var c = typeParameter.Constraints;
if (c == null)
continue;
var location = LocationsBag.GetLocations (c);
var constraint = new Constraint ();
constraint.AddChild (new CSharpTokenNode (Convert (c.Location), Roles.WhereKeyword), Roles.WhereKeyword);
constraint.AddChild (new SimpleType (Identifier.Create (c.TypeParameter.Value, Convert (c.TypeParameter.Location))), Roles.ConstraintTypeParameter);
if (location != null)
constraint.AddChild (new CSharpTokenNode (Convert (location [0]), Roles.Colon), Roles.Colon);
var commaLocs = LocationsBag.GetLocations (c.ConstraintExpressions);
int curComma = 0;
if (c.ConstraintExpressions != null) {
foreach (var expr in c.ConstraintExpressions) {
constraint.AddChild (ConvertToType (expr), Roles.BaseType);
if (commaLocs != null && curComma < commaLocs.Count)
constraint.AddChild (new CSharpTokenNode (Convert (commaLocs [curComma++]), Roles.Comma), Roles.Comma);
}
}
parent.AddChild (constraint, Roles.Constraint);
}
}
void AddConstraints (AstNode parent, DeclSpace d)
{
if (d == null || d.Constraints == null)
return;
for (int i = 0; i < d.Constraints.Count; i++) {
Constraints c = d.Constraints[i];
var location = LocationsBag.GetLocations (c);
var constraint = new Constraint ();
constraint.AddChild (new CSharpTokenNode (Convert (location[0]), "where".Length), InvocationExpression.Roles.Keyword);
constraint.AddChild (new Identifier (c.TypeParameter.Value, Convert (c.TypeParameter.Location)), InvocationExpression.Roles.Identifier);
constraint.AddChild (new CSharpTokenNode (Convert (location[1]), 1), Constraint.ColonRole);
foreach (var expr in c.ConstraintExpressions)
constraint.AddChild (ConvertToType (expr), Constraint.BaseTypeRole);
parent.AddChild (constraint, AstNode.Roles.Constraint);
}
}