/// <summary>
/// Calls the callback method for all child nodes.
/// </summary>
/// <param name="Callback">Callback method to call.</param>
/// <param name="State">State object to pass on to the callback method.</param>
/// <param name="DepthFirst">If calls are made depth first (true) or on each node and then its leaves (false).</param>
/// <returns>If the process was completed.</returns>
public override bool ForAllChildNodes(ScriptNodeEventHandler Callback, object State, bool DepthFirst)
{
if (DepthFirst)
{
if (!(this.source?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
foreach (Assignment SetOperation in this.setOperations)
{
if (!(SetOperation?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
}
if (!(this.where?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
}
ScriptNode Node = this.source;
if (!(Node is null) && !Callback(ref Node, State))
{
return(false);
}
if (Node != this.source)
{
if (Node is SourceDefinition Source2)
{
this.source = Source2;
}
else
{
return(false);
}
}
int i, c = this.setOperations.Length;
for (i = 0; i < c; i++)
{
ScriptNode SetOperation = this.setOperations[i];
if (!(SetOperation is null))
{
if (!Callback(ref SetOperation, State))
{
return(false);
}
if (SetOperation is Assignment Assignment)
{
this.setOperations[i] = Assignment;
}
else
{
return(false);
}
}
}
if (!(this.where is null) && !Callback(ref this.where, State))
{
return(false);
}
if (!DepthFirst)
{
if (!(this.source?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
foreach (Assignment SetOperation in this.setOperations)
{
if (!(SetOperation?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
}
if (!(this.where?.ForAllChildNodes(Callback, State, DepthFirst) ?? true))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Calls the callback method for all child nodes.
/// </summary>
/// <param name="Callback">Callback method to call.</param>
/// <param name="State">State object to pass on to the callback method.</param>
/// <param name="DepthFirst">If calls are made depth first (true) or on each node and then its leaves (false).</param>
/// <returns>If the process was completed.</returns>
public override bool ForAllChildNodes(ScriptNodeEventHandler Callback, object State, bool DepthFirst)
{
if (DepthFirst)
{
if (!this.source.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
foreach (Assignment SetOperation in this.setOperations)
{
if (!SetOperation.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
}
if (this.where != null)
{
if (!this.where.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
}
}
if (!Callback(ref this.source, State))
{
return(false);
}
int i, c = this.setOperations.Length;
for (i = 0; i < c; i++)
{
ScriptNode SetOperation = this.setOperations[i];
if (!Callback(ref SetOperation, State))
{
return(false);
}
if (SetOperation is Assignment Assignment)
{
this.setOperations[i] = Assignment;
}
else
{
return(false);
}
}
if (this.where != null)
{
if (!Callback(ref this.where, State))
{
return(false);
}
}
if (!DepthFirst)
{
if (!this.source.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
foreach (Assignment SetOperation in this.setOperations)
{
if (!SetOperation.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
}
if (this.where != null)
{
if (!this.where.ForAllChildNodes(Callback, State, DepthFirst))
{
return(false);
}
}
}
return(true);
}