public string GetDefaultExpression(TypeReference reference, bool required)
{
string typeElement = ResolveReference(reference, null);
string nullableElement = "";
if (!required && !IsNullable(reference))
{
nullableElement = "?";
}
return($"default({typeElement}{nullableElement})");
}
public bool IsNullable(TypeReference type)
{
if (
type is TypeReference.ArrayTypeReference ||
type is TypeReference.DictionaryTypeReference ||
type is TypeReference.TypeModelReference ||
type == TypeReference.Any ||
type == TypeReference.File ||
type == TypeReference.String)
{
return(true);
}
return(false);
}
public static bool IsNullableType(TypeReference reference)
{
if (reference == TypeReference.Boolean)
{
return(false);
}
if (reference == TypeReference.Int32)
{
return(false);
}
if (reference == TypeReference.Int64)
{
return(false);
}
if (reference == TypeReference.Float)
{
return(false);
}
if (reference == TypeReference.Double)
{
return(false);
}
if (reference == TypeReference.Date)
{
return(false);
}
if (reference == TypeReference.DateTime)
{
return(false);
}
if (reference == TypeReference.Uuid)
{
return(false);
}
return(true);
}
protected override string ResolveReference(TypeReference reference, object[] args)
{
if (reference is TypeReference.ConstantTypeReference)
{
return("string");
}
if (reference is TypeReference.TypeModelReference typeModelRef)
{
return(Helpers.PascalCase(typeModelRef.Model.Name.AsSpan()));
}
if (reference is TypeReference.ArrayTypeReference arrayTypeRef)
{
return($"IImmutableList<{ResolveReference(arrayTypeRef.BaseType, args)}>");
}
if (reference is TypeReference.DictionaryTypeReference dictTypeRef)
{
return($"IImmutableDictionary<string, {ResolveReference(dictTypeRef.ValueType, args)}>");
}
if (reference == TypeReference.Boolean)
{
return("bool");
}
if (reference == TypeReference.Int32)
{
return("int");
}
if (reference == TypeReference.Int64)
{
return("long");
}
if (reference == TypeReference.Float)
{
return("float");
}
if (reference == TypeReference.Double)
{
return("double");
}
if (reference == TypeReference.String)
{
return("string");
}
if (reference == TypeReference.Date)
{
return("DateTimeOffset");
}
if (reference == TypeReference.DateTime)
{
return("DateTimeOffset");
}
if (reference == TypeReference.Uuid)
{
return("Guid");
}
if (reference == TypeReference.Void)
{
return("void");
}
if (reference == TypeReference.Any)
{
return("Newtonsoft.Json.Linq.JToken");
}
if (reference == TypeReference.File)
{
return("System.IO.Stream");
}
if (reference == TypeReference.Byte)
{
// TODO: implement this
}
throw new NotSupportedException(reference.ToString());
}
public static void NotNullCheck(TextWriter output, object context, Action <TextWriter, object> template, TypeReference reference)
{
if (reference == TypeReference.String)
{
output.Write("!string.IsNullOrEmpty(");
template(output, context);
output.Write(")");
}
else
{
template(output, context);
output.Write(" != default");
}
}
public void NotNullCheck(TextWriter output, object context, Action <TextWriter, object> template, TypeReference reference, bool required)
{
if (reference == TypeReference.String)
{
output.Write("!string.IsNullOrEmpty(");
template(output, context);
output.Write(")");
}
else
{
template(output, context);
output.WriteSafeString($" != {GetDefaultExpression(reference, required)}");
}
}
public void NullCheck(TextWriter output, object context, Action <TextWriter, object> template, TypeReference reference)
{
if (reference == TypeReference.String)
{
output.Write("string.IsNullOrEmpty(");
template(output, context);
output.Write(")");
}
else
{
template(output, context);
output.WriteSafeString($" == default({ResolveReference(reference, null)})");
}
}
