Class: ActionDispatch::Journey::Routes

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/action_dispatch/journey/routes.rb

Overview

The Routing table. Contains all routes for a system. Routes can be added to the table by calling Routes#add_route.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Routes

Returns a new instance of Routes.



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# File 'lib/action_dispatch/journey/routes.rb', line 12

def initialize
  @routes             = []
  @ast                = nil
  @anchored_routes    = []
  @custom_routes      = []
  @simulator          = nil
end

Instance Attribute Details

#anchored_routes ⇒ Object (readonly)

Returns the value of attribute anchored_routes.



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# File 'lib/action_dispatch/journey/routes.rb', line 10

def anchored_routes
  @anchored_routes
end

#custom_routes ⇒ Object (readonly)

Returns the value of attribute custom_routes.



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# File 'lib/action_dispatch/journey/routes.rb', line 10

def custom_routes
  @custom_routes
end

#routes ⇒ Object (readonly)

Returns the value of attribute routes.



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# File 'lib/action_dispatch/journey/routes.rb', line 10

def routes
  @routes
end

Instance Method Details

#add_route(name, mapping) ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 66

def add_route(name, mapping)
  route = mapping.make_route name, routes.length
  routes << route
  partition_route(route)
  clear_cache!
  route
end

#ast ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 51

def ast
  @ast ||= begin
    asts = anchored_routes.map(&:ast)
    Nodes::Or.new(asts)
  end
end

#clear ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 37

def clear
  routes.clear
  anchored_routes.clear
  custom_routes.clear
end

#each(&block) ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 33

def each(&block)
  routes.each(&block)
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/action_dispatch/journey/routes.rb', line 20

def empty?
  routes.empty?
end

#last ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 29

def last
  routes.last
end

#length ⇒ Object Also known as: size 



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# File 'lib/action_dispatch/journey/routes.rb', line 24

def length
  routes.length
end

#partition_route(route) ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 43

def partition_route(route)
  if route.path.anchored && route.ast.grep(Nodes::Symbol).all?(&:default_regexp?)
    anchored_routes << route
  else
    custom_routes << route
  end
end

#simulator ⇒ Object 



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# File 'lib/action_dispatch/journey/routes.rb', line 58

def simulator
  return if ast.nil?
  @simulator ||= begin
    gtg = GTG::Builder.new(ast).transition_table
    GTG::Simulator.new(gtg)
  end
end