/// <summary>
/// Evaluate the funcall.
/// </summary>
/// <param name="sub">Instance of substitution.</param>
/// <param name="subContainer">Substitution service.</param>
/// <returns>Result of substitution.</returns>
public static string Eval(Substitution sub, SubstitutionService subContainer)
{
if (!sub.IsValid)
{
return(sub.FuncName);
}
return(subContainer._groups[sub.Groupname][sub.FuncName](sub.FuncName));
}
/// <summary>
/// Get the interpreted value of the function call.
/// e.g.
/// 1. "${today}" will return today's date in MM/dd/YYYY format.
/// 2. "${T-1}" will returns yesterdays date in MM/dd/YYYY format.
/// 3. "${Env.Var('PYTHON_HOME')} will return the value of the environment variable "PYTHON_PATH"
/// 4. "${Enc.Decode('28asd42=')} will decrypt the encrypted value supplied,
/// using the provider setup in the cryptography service.
/// </summary>
/// <param name="funcCall"></param>
/// <returns></returns>
public string this[string funcCall]
{
get
{
Substitution sub = SubstitutionUtils.Parse(funcCall, this);
if (!sub.IsValid)
{
return(funcCall);
}
return(SubstitutionUtils.Eval(sub, this));
}
}
