private ISettingsNode DeepMerge(ObjectNode other, SettingsMergeOptions options)
{
var newChildren = new Dictionary <string, ISettingsNode>(children, Comparers.NodeName);
foreach (var pair in other.children)
{
newChildren[pair.Key] = SettingsNodeMerger.Merge(this[pair.Key], pair.Value, options);
}
return(new ObjectNode(other.Name, newChildren));
}
/// <inheritdoc />
public ISettingsNode Merge(ISettingsNode other, SettingsMergeOptions options = null)
{
if (other == null)
{
return(this);
}
if (!(other is ArrayNode otherArrayNode))
{
return(other);
}
options = options ?? SettingsMergeOptions.Default;
switch (options.ArrayMergeStyle)
{
case ArrayMergeStyle.Replace:
return(other);
case ArrayMergeStyle.Concat:
return(new ArrayNode(other.Name, children.Concat(other.Children).ToArray()));
case ArrayMergeStyle.Union:
return(new ArrayNode(other.Name, children.Union(other.Children).ToArray()));
case ArrayMergeStyle.PerElement:
var newChildren = children.Zip(other.Children, (c1, c2) => SettingsNodeMerger.Merge(c1, c2, options));
if (ChildrenCount > otherArrayNode.ChildrenCount)
{
newChildren = newChildren.Concat(Children.Skip(otherArrayNode.ChildrenCount));
}
if (ChildrenCount < otherArrayNode.ChildrenCount)
{
newChildren = newChildren.Concat(other.Children.Skip(ChildrenCount));
}
return(new ArrayNode(other.Name, newChildren.ToArray()));
default:
return(null);
}
}
private ISettingsNode ShallowMerge(ObjectNode other, SettingsMergeOptions options)
{
if (other.children.Count != children.Count)
{
return(other);
}
var newChildren = new Dictionary <string, ISettingsNode>(children.Count, Comparers.NodeName);
foreach (var pair in children)
{
if (!other.children.TryGetValue(pair.Key, out var otherValue))
{
return(other);
}
newChildren[pair.Key] = SettingsNodeMerger.Merge(pair.Value, otherValue, options);
}
return(new ObjectNode(other.Name, newChildren));
}
