private void Write(
ITextAttributes currentAttributes,
TextAttribute key,
string defaultValue,
TextWriter writer)
{
currentAttributes.TryGetValue(key, out var value);
if (!string.Equals(value, defaultValue))
{
WriteAttribute(writer, key.ToString(), value);
}
}
public static string GetAttribute(
this ITextAttributes attributes,
TextAttribute type,
string defaultValue = null)
{
if (attributes != null)
{
if (attributes.TryGetValue(type, out var value))
{
return(value);
}
}
return(defaultValue);
}