/// <summary>
/// To be merged with another type definition, <see cref="Kind"/> and <see cref="TypeName.Key"/> must be the same
/// otherwise an <see cref="InvalidOperationException"/> is thrown.
/// </summary>
/// <param name="other">The other type definition.</param>
/// <returns>The merged definition.</returns>
public void MergeWith(TypeDefinition other)
{
if (other == null)
{
throw new ArgumentNullException(nameof(other));
}
if (Kind != other.Kind)
{
throw new InvalidOperationException($"Unable to merge type '{ToString()}' with '{other}': Kind differ {Kind} vs. {other.Kind}.");
}
if (Name.Key != other.Name.Key)
{
throw new InvalidOperationException($"Unable to merge type '{ToString()}' with '{other}': TypeDefinitionKey differ {Name.Key} vs. {other.Name.Key}.");
}
Attributes.MergeWith(other.Attributes);
Modifiers |= other.Modifiers;
var baseTypes = new HashSet <ExtendedTypeName>(BaseTypes.Concat(other.BaseTypes));
BaseTypes.Clear();
BaseTypes.AddRange(baseTypes);
var constraints = new HashSet <TypeParameterConstraint>(Constraints.Concat(other.Constraints));
Constraints.Clear();
Constraints.AddRange(constraints);
}