public VariableFormatSpecifier(StaticFormatSpecifier defaultFormatSpecifier,
Func<string, StaticFormatSpecifier, StaticFormatSpecifier> getFormatSpecifier)
{
DefaultFormatSpecifier = defaultFormatSpecifier;
if (getFormatSpecifier == null)
throw new ArgumentNullException("getFormatSpecifier.", "VariableFormatSpecifier is missing Tag-to-FormatSpecifier function.");
GetFormatSpecifier = getFormatSpecifier;
}
public VariableFormatSpecifier(StaticFormatSpecifier defaultFormatSpecifier,
Func <string, StaticFormatSpecifier, StaticFormatSpecifier> getFormatSpecifier)
{
DefaultFormatSpecifier = defaultFormatSpecifier;
if (getFormatSpecifier == null)
{
throw new ArgumentNullException("getFormatSpecifier.", "VariableFormatSpecifier is missing Tag-to-FormatSpecifier function.");
}
GetFormatSpecifier = getFormatSpecifier;
}
public override FormatSpecifier Recalc(string tag)
{
if (string.IsNullOrEmpty(tag))
{
return(this);
}
StaticFormatSpecifier newFormatSpecifier = GetFormatSpecifier(tag, DefaultFormatSpecifier);
if (newFormatSpecifier == null)
{
return(this);
}
return(new VariableFormatSpecifier(newFormatSpecifier, GetFormatSpecifier));
}