public IGivenThen <TArgsBuilder, TArgsBuilder> HasValue <TParam>(TParam value, Func <string, TParam>?parser = null)
{
TArgsBuilder?result = default;
return(new GivenThenBuilder <TArgsBuilder, TArgsBuilder>(
ThenExpressionBuilt,
argsBuilder,
() => result ?? throw new Exception("Resulting builder not defined!")));
void ThenExpressionBuilt(IParsable parsable)
{
result = stepWrapper(new GivenParameterStep(
previousStep,
GivenParameter.HasValue(name, typeof(TParam), value !, GetParser()),
parsable as IParsableFromState ?? throw new Exception("TODO")));
}
Func <string, object>?GetParser()
{
if (parser == null)
{
return(null);
}
return(s => parser !(s) !);
}
}
/// <summary>
/// Method for calculating the default values of derived parameters.
/// </summary>
public void CalculateDefaults()
{
if (!Delay.Given)
{
Delay = new GivenParameter <double>(NormalizedLength / Frequency, false);
}
Admittance = 1.0 / Impedance;
}
public IGivenThen <TArgsBuilder, TArgsBuilder> Exists()
{
TArgsBuilder?result = default;
return(new GivenThenBuilder <TArgsBuilder, TArgsBuilder>(
ThenExpressionBuilt,
argsBuilder,
() => result ?? throw new Exception("Resulting builder not defined!")));
void ThenExpressionBuilt(IParsable parsable)
{
result = stepWrapper(new GivenParameterStep(
previousStep,
GivenParameter.Exists(name),
parsable as IParsableFromState ?? throw new Exception("TODO")));
}
}
public GivenParameterStep(Step previous, GivenParameter description, IParsableFromState thenStep)
: base(previous)
{
Description = description;
ThenStep = thenStep;
}
