/// <summary>
/// Attempts to evaluate if all conditions described by the given string are true.
/// </summary>
static public bool TryEvaluate(this IVariantResolver inResolver, object inContext, StringSlice inEvalData, IMethodCache inInvoker = null)
{
if (inEvalData.IsWhitespace)
{
return(true);
}
StringSlice.ISplitter splitter = QuoteAwareSplitter ?? (QuoteAwareSplitter = new StringUtils.ArgsList.Splitter(false));
VariantComparison comp;
foreach (var group in inEvalData.EnumeratedSplit(splitter, StringSplitOptions.RemoveEmptyEntries))
{
if (!VariantComparison.TryParse(group, out comp) || !comp.Evaluate(inResolver, inContext, inInvoker))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Attempts to apply one or more modifications, described by the given string.
/// </summary>
static public bool TryModify(this IVariantResolver inResolver, object inContext, StringSlice inModifyData, IMethodCache inInvoker = null)
{
if (inModifyData.IsWhitespace)
{
return(true);
}
StringSlice.ISplitter splitter = QuoteAwareSplitter ?? (QuoteAwareSplitter = new StringUtils.ArgsList.Splitter(false));
bool bSuccess = true;
VariantModification mod;
foreach (var group in inModifyData.EnumeratedSplit(splitter, StringSplitOptions.RemoveEmptyEntries))
{
if (!VariantModification.TryParse(group, out mod) || !mod.Execute(inResolver, inContext, inInvoker))
{
bSuccess = false;
}
}
return(bSuccess);
}
