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Contents
require 'securerandom'
module FriendlyId
# This class provides the slug candidate functionality.
# @see FriendlyId::Slugged
class Candidates
include Enumerable
def initialize(object, *array)
@object = object
@candidates = to_candidate_array(object, array.flatten(1))
end
# Visits each candidate, calls it, passes it to `normalize_friendly_id` and
# yields the wanted slug candidates.
def each(*args, &block)
@candidates.map do |candidate|
slug = @object.normalize_friendly_id(candidate.map(&:call).join(' '))
yield slug if wanted?(slug)
end
end
private
def to_candidate_array(object, array)
array.map do |candidate|
case candidate
when String
[->{candidate}]
when Array
to_candidate_array(object, candidate).flatten
when Symbol
[object.method(candidate)]
else
if candidate.respond_to?(:call)
[candidate]
else
[->{candidate.to_s}]
end
end
end
end
def wanted?(slug)
!slug.blank?
end
end
end
Version data entries
4 entries across 4 versions & 2 rubygems