/// <summary>
///
/// </summary>
/// <param name="line"></param>
/// <param name="value"></param>
/// <returns></returns>
internal static bool TryCloneValue(this ILine line, out ILine value)
{
ILine valuePart;
if (line == null || !line.TryGetStringPart(out valuePart))
{
value = default; return(false);
}
// Clone value
ILine valueClone = null;
if (valuePart is ILineString lineValue)
{
value = new LineStringPart(null, null, lineValue.String); return(true);
}
if (valueClone == null && valuePart is ILineParameterEnumerable lineParameters)
{
foreach (ILineParameter lineParameter in lineParameters)
{
if (lineParameter.ParameterName == "String" && lineParameter.ParameterValue != null)
{
value = new LineHint(null, null, "String", lineParameter.ParameterValue); return(true);
}
}
}
if (valueClone == null && valuePart is ILineParameter parameter && parameter.ParameterName == "String" && parameter.ParameterValue != null)
{
value = new LineHint(null, null, "String", parameter.ParameterValue); return(true);
}
value = default;
return(false);
}
/// <summary>
/// Append <see cref="LineParameter"/>.
/// </summary>
/// <param name="appender"></param>
/// <param name="previous"></param>
/// <param name="parameterName"></param>
/// <param name="parameterValue"></param>
/// <param name="result"></param>
/// <returns></returns>
public virtual bool TryCreate(ILineFactory appender, ILine previous, string parameterName, string parameterValue, out ILineParameter result)
{
// Try resolve
ILineArgument args;
ILine resolved;
if (Resolver.TryResolveParameter(previous, parameterName, parameterValue, out args) && this.TryCreate(previous, args, out resolved) && resolved is ILineParameter castedResolved)
{
// Return as parameter and as resolved instance
result = castedResolved;
return(true);
}
IParameterInfo pi;
if (ParameterInfos.TryGetValue(parameterName, out pi))
{
if (pi.InterfaceType == typeof(ILineHint))
{
result = new LineHint(appender, previous, parameterName, parameterValue); return(true);
}
if (pi.InterfaceType == typeof(ILineCanonicalKey))
{
result = new LineCanonicalKey(appender, previous, parameterName, parameterValue); return(true);
}
if (pi.InterfaceType == typeof(ILineNonCanonicalKey))
{
result = new LineNonCanonicalKey(appender, previous, parameterName, parameterValue); return(true);
}
}
// Return as parameter
result = new LineParameter(appender, previous, parameterName, parameterValue);
return(true);
}
/// <summary>
/// Append <see cref="LineHint"/>.
/// </summary>
/// <param name="appender"></param>
/// <param name="previous"></param>
/// <param name="parameterName"></param>
/// <param name="parameterValue"></param>
/// <param name="result"></param>
/// <returns></returns>
public virtual bool TryCreate(ILineFactory appender, ILine previous, string parameterName, string parameterValue, out ILineHint result)
{
// Try resolve
ILineArgument args;
ILine resolved;
if (Resolver.TryResolveParameter(previous, parameterName, parameterValue, out args) && this.TryCreate(previous, args, out resolved) && resolved is ILineHint castedResolved)
{
// Return as parameter and as resolved instance
result = castedResolved;
return(true);
}
// Return as parameter
result = new LineHint(appender, previous, parameterName, parameterValue);
return(true);
}