Class: Usher::Route::Path

Inherits:
Object
  • Object
show all
Defined in:
lib/usher/route/path.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(route, parts) ⇒ Path

Returns a new instance of Path.



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# File 'lib/usher/route/path.rb', line 8

def initialize(route, parts)
  self.route = route
  self.parts = parts
end

Instance Attribute Details

#parts ⇒ Object

Returns the value of attribute parts.



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# File 'lib/usher/route/path.rb', line 6

def parts
  @parts
end

#route ⇒ Object

Returns the value of attribute route.



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# File 'lib/usher/route/path.rb', line 5

def route
  @route
end

Instance Method Details

#can_generate_from_keys?(keys) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/usher/route/path.rb', line 45

def can_generate_from_keys?(keys)
  if dynamic?
    (dynamic_required_keys - keys).size.zero? ? keys : nil
  end
end

#can_generate_from_params?(params) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/usher/route/path.rb', line 51

def can_generate_from_params?(params)
  if route.router.consider_destination_keys?
    route.destination.to_a - params.to_a
    (route.destination.to_a - params.to_a).size.zero?
  end
end

#dynamic? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/usher/route/path.rb', line 41

def dynamic?
  @dynamic
end

#dynamic_indicies ⇒ Object 



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# File 'lib/usher/route/path.rb', line 13

def dynamic_indicies
  unless dynamic? && @dynamic_indicies
    @dynamic_indicies = []
    parts.each_index{|i| @dynamic_indicies << i if parts[i].is_a?(Variable)}
  end
  @dynamic_indicies
end

#dynamic_keys ⇒ Object 



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# File 'lib/usher/route/path.rb', line 33

def dynamic_keys
  @dynamic_keys ||= dynamic_map.keys if dynamic?
end

#dynamic_map ⇒ Object 



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# File 'lib/usher/route/path.rb', line 25

def dynamic_map
  unless dynamic? && @dynamic_map
    @dynamic_map = {}
    dynamic_parts.each{|p| @dynamic_map[p.name] = p }
  end
  @dynamic_map
end

#dynamic_parts ⇒ Object 



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# File 'lib/usher/route/path.rb', line 21

def dynamic_parts
  @dynamic_parts ||= parts.values_at(*dynamic_indicies) if dynamic?
end

#dynamic_required_keys ⇒ Object 



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# File 'lib/usher/route/path.rb', line 37

def dynamic_required_keys
  @dynamic_required_keys ||= dynamic_parts.select{|dp| !dp.default_value}.map{|dp| dp.name} if dynamic?
end

#merge(other_path) ⇒ Object

Merges paths for use in generation



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# File 'lib/usher/route/path.rb', line 59

def merge(other_path)
  new_parts = parts + other_path.parts
  Path.new(route, new_parts)
end