Class: Primer::BreadcrumbComponent

Inherits:
Component
  • Object
show all
Includes:
ViewComponent::SlotableV2
Defined in:
app/components/primer/breadcrumb_component.rb

Overview

Use breadcrumbs to display page hierarchy within a section of the site. All of the items in the breadcrumb “trail” are links except for the final item, which is a plain string indicating the current page.

Defined Under Namespace

Classes: ItemComponent

Constant Summary

Constants inherited from Component

Component::STATUSES

Constants included from FetchOrFallbackHelper

FetchOrFallbackHelper::InvalidValueError

Instance Method Summary collapse

Methods inherited from Component

status

Methods included from ViewHelper

#primer

Methods included from JoinStyleArgumentsHelper

#join_style_arguments

Methods included from FetchOrFallbackHelper

#fetch_or_fallback, #fetch_or_fallback_boolean

Methods included from ClassNameHelper

#class_names

Constructor Details

#initialize(**system_arguments) ⇒ BreadcrumbComponent

Returns a new instance of BreadcrumbComponent.

Examples:

Basic

<%= render(Primer::BreadcrumbComponent.new) do |component| %>
  <% component.item(href: "/") do %>Home<% end %>
  <% component.item(href: "/about") do %>About<% end %>
  <% component.item(selected: true) do %>Team<% end %>
<% end %>

Parameters:

  • system_arguments (Hash) —

    <%= link_to_system_arguments_docs %>



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# File 'app/components/primer/breadcrumb_component.rb', line 23

def initialize(**system_arguments)
  @system_arguments = system_arguments
  @system_arguments[:tag] = :nav
  @system_arguments[:aria] = { label: "Breadcrumb" }
end

Instance Method Details

#render? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/components/primer/breadcrumb_component.rb', line 29

def render?
  items.any?
end