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Contents
require_relative '../field'
require_relative '../label'
module CCS
module Components
module GovUK
class Field < Base
# = GOV.UK Field Input
#
# This class is used to create a form for an individual field, e.g. text input or select.
# It will wrap the input in the form group and:
# - display the label
# - display the hint (if there is one)
# - find and display the error message (if there is one)
#
# @!attribute [r] label
# @return [Label] The initialised label
class Input < Field
private
attr_reader :label
public
# @param (see CCS::Components::GovUK::Field#initialize)
# @param label [Hash] attributes for the label, see {CCS::Components::GovUK::Label#initialize Label#initialize} for more details.
#
# @option (see CCS::Components::GovUK::Field#initialize)
def initialize(attribute:, label:, **options)
super(attribute: attribute, **options)
set_described_by(@options, @attribute, @error_message, options[:hint])
@options[:attributes][:class] << " #{self.class::DEFAULT_ATTRIBUTES[:class]}--error" if @error_message
field_id = @options.dig(:attributes, :id)
(label[:attributes] ||= {})[:for] = field_id if field_id
@label = Label.new(attribute: attribute, form: @options[:form], context: @context, **label)
end
# Generates the HTML to wrap arround a GDS form component
#
# @yield (see CCS::Components::GovUK::Field#render)
#
# @return [ActiveSupport::SafeBuffer]
def render
super() do |display_error_message|
concat(label.render)
concat(hint.render) if hint
concat(display_error_message)
concat(yield)
end
end
end
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems