Method: Avro::Schema::UnionSchema#initialize

Defined in:
lib/avro/schema.rb

#initialize(schemas, names = nil, default_namespace = nil) ⇒ UnionSchema

Returns a new instance of UnionSchema.



400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
 
# File 'lib/avro/schema.rb', line 400

def initialize(schemas, names=nil, default_namespace=nil)
  super(:union)

  @schemas = schemas.each_with_object([]) do |schema, schema_objects|
    new_schema = subparse(schema, names, default_namespace)
    ns_type = new_schema.type_sym

    if VALID_TYPES_SYM.include?(ns_type) &&
        !NAMED_TYPES_SYM.include?(ns_type) &&
        schema_objects.any?{|o| o.type_sym == ns_type }
      raise SchemaParseError, "#{ns_type} is already in Union"
    elsif ns_type == :union
      raise SchemaParseError, "Unions cannot contain other unions"
    else
      schema_objects << new_schema
    end
  end
end