protected FieldSettingsBase(MemberInfo member)
{
Type = member.MemberType();
Member = member;
DefaultConverter = Type.GetConverter();
UniqueKey = $"[{member.DeclaringType.AssemblyQualifiedName}]:{member.Name}";
_getValue = ReflectionHelper.CreateMemberGetter(member);
_setValue = ReflectionHelper.CreateMemberSetter(member);
}
/// <summary>
/// Specifies that a field's value should be converted to a string from its source type using the provided conversion function.
/// </summary>
/// <typeparam name="TProperty">The type of the source property.</typeparam>
/// <param name="formatter">A lambda function converting to a string.</param>
public IDelimitedFieldSettingsBuilder WithConversionToString <TProperty>(FieldFormatter <TProperty> formatter)
{
if (_converter == null)
{
_converter = new DelegatingConverter <TProperty>();
}
if (_converter is DelegatingConverter <TProperty> delegatingConverter)
{
delegatingConverter.FormatValue = formatter;
}
else
{
throw new InvalidOperationException("A converter has already been explicitly set.");
}
return(this);
}
/// <summary>
/// Specifies that a field's value should be converted from a string to its destination type using the provided conversion function.
/// </summary>
/// <typeparam name="TProperty">The type of the destination property.</typeparam>
/// <param name="parser">A lambda function converting from a string.</param>
public IFixedFieldSettingsBuilder WithConversionFromString <TProperty>(FieldParser <TProperty> parser)
{
if (parser == null)
{
throw new ArgumentNullException(nameof(parser));
}
if (_converter == null)
{
_converter = new DelegatingConverter <TProperty>();
}
if (_converter is DelegatingConverter <TProperty> delegatingConverter)
{
delegatingConverter.ParseValue = parser;
}
else
{
throw new InvalidOperationException("A converter has already been explicitly set.");
}
return(this);
}
/// <summary>
/// Specifies that a field's value should be converted using the provided <see cref="IFieldValueConverter"/> implementation.
/// </summary>
/// <param name="converter">The converter to use.</param>
public IFixedFieldSettingsBuilder WithConverter(IFieldValueConverter converter)
{
_converter = converter ?? throw new ArgumentNullException(nameof(converter));
return(this);
}
public FieldDefinition Converter <T>() where T : IFieldValueConverter, new()
{
this.FieldConverter = new T();
return(this);
}
