Module: Nanoc3::Helpers::Breadcrumbs

### Home Classes Methods

### In Files

- lib/nanoc3/helpers/breadcrumbs.rb

### Methods

- #breadcrumbs_for_identifier
- #breadcrumbs_trail
- #item_with_identifier

### Files

- ChangeLog
- LICENSE

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No matching classes.

# Nanoc3::Helpers::Breadcrumbs

Provides support for breadcrumbs, which allow the user to go up in the page hierarchy.

### Public Instance Methods

breadcrumbs_for_identifier(identifier) click to toggle source

    # File lib/nanoc3/helpers/breadcrumbs.rb, line 27
    def breadcrumbs_for_identifier(identifier)
      @breadcrumbs_cache ||= {}
      @breadcrumbs_cache[identifier] ||= begin
        head = (identifier == '/' ? [] :  breadcrumbs_for_identifier(identifier.sub(/[^\/]+\/$/, '')) )
        tail = [ item_with_identifier(identifier) ]

        head + tail
      end
    end

item_with_identifier(identifier) click to toggle source

    # File lib/nanoc3/helpers/breadcrumbs.rb, line 20
    def item_with_identifier(identifier)
      @identifier_cache ||= {}
      @identifier_cache[identifier] ||= begin
        @items.find { |i| i.identifier == identifier }
      end
    end

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