/// <summary>
/// Create resolver for this instruction
/// </summary>
public static ITextBindingResolver Create(string parameterWithBindings, IBindingResolverFactory resolverFactory)
{
// Parse bindings
var matches = Regex.Matches(parameterWithBindings, BindingRegex);
// No bindings, no resolver
if (matches.Count == 0)
{
return(new NullResolver(parameterWithBindings));
}
// Otherwise use the awesome regex resolver
return(BuildRegexResolver(matches, parameterWithBindings, resolverFactory));
}
/// <summary>
/// Build a regex resolver
/// </summary>
private static RegexResolver BuildRegexResolver(MatchCollection matches, string input, IBindingResolverFactory resolverFactory)
{
var propertyResolvers = new Dictionary <string, IBindingResolver>();
for (int index = 0; index < matches.Count; index++)
{
var match = matches[index];
var binding = match.Groups["binding"].Value;
var resolver = (IBindingResolverChain)resolverFactory.Create(binding);
if (resolver == null) // Could not be resolved, just keep for later
{
continue;
}
if (match.Groups["hasFormat"].Success)
{
// Add additional formatter to the end of the chain
var format = match.Groups["format"].Value;
resolver.Append(new FormatBindingResolver(format));
}
propertyResolvers[match.Value] = resolver;
}
return(new RegexResolver(input, propertyResolvers));
}
