module ActionDispatch module Journey # :nodoc: class Route # :nodoc: attr_reader :app, :path, :verb, :defaults, :ip, :name attr_reader :constraints alias :conditions :constraints attr_accessor :precedence ## # +path+ is a path constraint. # +constraints+ is a hash of constraints to be applied to this route. def initialize(name, app, path, constraints, defaults = {}) constraints = constraints.dup @name = name @app = app @path = path @verb = constraints[:request_method] || // @ip = constraints.delete(:ip) || // @constraints = constraints @constraints.keep_if { |_,v| Regexp === v || String === v } @defaults = defaults @required_defaults = nil @required_parts = nil @parts = nil @decorated_ast = nil @precedence = 0 end def ast @decorated_ast ||= begin decorated_ast = path.ast decorated_ast.grep(Nodes::Terminal).each { |n| n.memo = self } decorated_ast end end def requirements # :nodoc: # needed for rails `rake routes` path.requirements.merge(@defaults).delete_if { |_,v| /.+?/ == v } end def segments path.names end def required_keys path.required_names.map { |x| x.to_sym } + required_defaults.keys end def score(constraints) required_keys = path.required_names supplied_keys = constraints.map { |k,v| v && k.to_s }.compact return -1 unless (required_keys - supplied_keys).empty? score = (supplied_keys & path.names).length score + (required_defaults.length * 2) end def parts @parts ||= segments.map { |n| n.to_sym } end alias :segment_keys :parts def format(path_options) path_options.delete_if do |key, value| value.to_s == defaults[key].to_s && !required_parts.include?(key) end Visitors::Formatter.new(path_options).accept(path.spec) end def optional_parts path.optional_names.map { |n| n.to_sym } end def required_parts @required_parts ||= path.required_names.map { |n| n.to_sym } end def required_defaults @required_defaults ||= begin matches = parts @defaults.dup.delete_if { |k,_| matches.include?(k) } end end end end end