// SwitchStatement
private Statement Rewrite(SwitchStatement node)
{
Expression test = RewriteExpressionFreeTemps(node.TestValue);
ReadOnlyCollection <SwitchCase> cases = node.Cases;
SwitchCase[] clone = null;
for (int i = 0; i < cases.Count; i++)
{
SwitchCase @case = cases[i];
SwitchCase rcase = Rewrite(@case);
if (((object)rcase != (object)@case) && (clone == null))
{
clone = Clone(cases, i);
}
if (clone != null)
{
clone[i] = rcase;
}
}
if (clone != null)
{
return(Ast.Switch(node.Span, node.Header, test, clone));
}
else if ((object)test != (object)node.TestValue)
{
return(Ast.Switch(node.Span, node.Header, test, ArrayUtils.ToArray(node.Cases)));
}
else
{
return(node);
}
}
public Statement ToStatement() {
Contract.Requires(_test != null);
return Ast.Switch(_span, _header, _test, _cases.ToArray());
}