public static Substitution Parse(string funcCall, SubstitutionService subContainer)
{
Match match = Regex.Match(funcCall, "\\$\\{(?<name>[\\S]+)\\}");
if (match == null || !match.Success)
{
return(new Substitution(string.Empty, funcCall, false, null));
}
string value = match.Groups["name"].Value;
int num = value.IndexOf(".");
if (num < 0)
{
if (!subContainer._groups[""].ContainsKey(value))
{
return(new Substitution(string.Empty, value, false, null));
}
return(new Substitution(string.Empty, value, true, null));
}
else
{
string text = value.Substring(0, num);
string text2 = value.Substring(num + 1);
if (!subContainer._groups.ContainsKey(text) || !subContainer._groups[text].ContainsKey(text2))
{
return(new Substitution(string.Empty, funcCall, false, null));
}
return(new Substitution(text, text2, true, null));
}
}
public static string Eval(Substitution sub, SubstitutionService subContainer)
{
if (!sub.IsValid)
{
return(sub.FuncName);
}
return(subContainer._groups[sub.Groupname][sub.FuncName](sub.FuncName));
}
static Substitutor()
{
Substitutor._provider = new SubstitutionService();
}