Module: Nanoc::Helpers::Breadcrumbs

Defined in:
lib/nanoc/helpers/breadcrumbs.rb

Overview

Defined Under Namespace

Classes: CannotGetBreadcrumbsForNonLegacyItem

Instance Method Summary collapse

Instance Method Details

Returns:

  • (Array)


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# File 'lib/nanoc/helpers/breadcrumbs.rb', line 11

def breadcrumbs_trail
  unless @item.identifier.legacy?
    raise CannotGetBreadcrumbsForNonLegacyItem.new(@item.identifier)
  end

  trail      = []
  idx_start  = 0

  loop do
    idx = @item.identifier.to_s.index('/', idx_start)
    break if idx.nil?

    idx_start = idx + 1
    identifier = @item.identifier.to_s[0..idx]
    trail << @items[identifier]
  end

  trail
end