public static IEnumerable <InstallItemDiff> GetDiffs(IEnumerable <InstallItem> left, IEnumerable <InstallItem> right)
{
var leftList = left.Where(i => i.Type != InstallType.Warning).ToArray();
var rightList = right.Where(i => i.Type != InstallType.Warning).ToArray();
var compares = ListCompare.Create(leftList, rightList, i => i.Reference);
var results = new List <InstallItemDiff>();
foreach (var compare in compares)
{
if (compare.Base < 0)
{
results.Add(new InstallItemDiff()
{
_itemRef = rightList[compare.Compare].Reference,
_type = rightList[compare.Compare].Type,
DiffType = DiffType.RightOnly,
RightScript = rightList[compare.Compare].Script
});
}
else if (compare.Compare < 0)
{
results.Add(new InstallItemDiff()
{
_itemRef = leftList[compare.Base].Reference,
_type = leftList[compare.Base].Type,
DiffType = DiffType.LeftOnly,
LeftScript = leftList[compare.Base].Script
});
}
else
{
results.Add(new InstallItemDiff()
{
_itemRef = leftList[compare.Base].Reference,
_type = leftList[compare.Base].Type,
DiffType = (AmlDiff.IsDifferent(new XmlNodeReader(leftList[compare.Base].Script), new XmlNodeReader(rightList[compare.Compare].Script)) ?
DiffType.Different : DiffType.Identical),
LeftScript = leftList[compare.Base].Script,
RightScript = rightList[compare.Compare].Script
});
}
}
return(results);
}
public bool Equals(ListCompare c)
{
return(c._base == this._base && c._compare == this._compare && c._isDifferent == this._isDifferent);
}
