lib/grape/formatter.rb
# frozen_string_literal: true
module Grape
module Formatter
extend Util::Registrable
class << self
def builtin_formatters
@builtin_formatters ||= {
json: Grape::Formatter::Json,
jsonapi: Grape::Formatter::Json,
serializable_hash: Grape::Formatter::SerializableHash,
txt: Grape::Formatter::Txt,
xml: Grape::Formatter::Xml
}
end
def formatters(**options)
builtin_formatters.merge(default_elements).merge!(options[:formatters] || {})
end
def formatter_for(api_format, **options)
spec = formatters(**options)[api_format]
case spec
when nil
->(obj, _env) { obj }
when Symbol
method(spec)
else
spec
end
end
end
end
end