internal void AddContract(ContractItem ci, bool addLast = true)
{
Contract.Requires(ci != null && CanHaveContract(ci.ContractKind));
if (addLast)
{
contracts.AddLast(ci);
}
else
{
contracts.AddFirst(ci);
}
}
internal void AddConforms(ContractItem ci, bool addLast = true)
{
Contract.Requires(ci != null);
Contract.Requires(ci.ContractKind == ContractKind.ConformsProp);
if (addLast)
{
conforms.AddLast(ci);
}
else
{
conforms.AddFirst(ci);
}
}
internal override Node ShallowClone(Node replace, int pos)
{
var cnode = new ContractItem(this, true);
int occurs = 0;
if (Config != null)
{
cnode.Config = CloneField <Config>(Config, replace, pos, ref occurs);
}
cnode.Specification = new ImmutableCollection <Node>(CloneCollection <Node>(specification, replace, pos, ref occurs, out cnode.specification));
return(cnode);
}
internal override Node DeepClone(IEnumerable <Node> clonedChildren, bool keepCompilerData)
{
var cnode = new ContractItem(this, keepCompilerData);
cnode.cachedHashCode = this.cachedHashCode;
using (var cenum = clonedChildren.GetEnumerator())
{
if (Config != null)
{
cnode.Config = TakeClone <Config>(cenum);
}
cnode.Specification = new ImmutableCollection <Node>(TakeClones <Node>(specification.Count, cenum, out cnode.specification));
}
return(cnode);
}
private ContractItem(ContractItem n, bool keepCompilerData)
: base(n.Span)
{
ContractKind = n.ContractKind;
CompilerData = keepCompilerData ? n.CompilerData : null;
}