public void Write(OclAttribute attribute)
{
WriteNextLine();
WriteIndent();
WriteIdentifier(attribute.Name);
writer.Write(" = ");
WriteValue(attribute.Value);
}
void WriteValue(object?value)
{
if (value == null)
{
writer.Write("null");
return;
}
switch (value)
{
case bool b:
writer.Write(b ? "true" : "false");
return;
case byte b:
writer.Write(b);
return;
case ushort s:
writer.Write(s);
return;
case short s:
writer.Write(s);
return;
case uint i:
writer.Write(i);
return;
case int i:
writer.Write(i);
return;
case ulong l:
writer.Write(l);
return;
case long l:
writer.Write(l);
return;
case float f:
writer.Write(f);
return;
case double d:
writer.Write(d);
return;
case decimal d:
writer.Write(d);
return;
case char c:
WriteSingleLineStringLiteral(c.ToString());
return;
case string s:
var literal = OclStringLiteral.Create(s);
literal.HeredocTag = Options.DefaultHeredocTag;
WriteValue(literal);
return;
case OclStringLiteral s:
WriteValue(s);
return;
}
var valueType = value.GetType();
if (OclAttribute.IsObjectDictionary(valueType))
{
WriteValue((IReadOnlyDictionary <string, object?>)value);
return;
}
if (OclAttribute.IsStringDictionary(valueType))
{
WriteValue((IReadOnlyDictionary <string, string>)value);
return;
}
if (OclAttribute.IsSupportedValueCollectionType(valueType))
{
var enumerable = (IEnumerable)value;
writer.Write('[');
var isFirst = true;
foreach (var item in enumerable)
{
if (!isFirst)
{
writer.Write(", ");
}
isFirst = false;
WriteValue(item);
}
writer.Write(']');
return;
}
throw new InvalidOperationException($"The type {value.GetType().FullName} is not a valid attribute value and can not be serialized");
}