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Class: ActionDispatch::Journey::Path::Pattern::AnchoredRegexp

Do not use. This class is for internal use only.
Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
UnanchoredRegexp
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActionDispatch::Journey::Visitors::Visitor
Instance Chain:
self, ::ActionDispatch::Journey::Visitors::Visitor
Inherits: ActionDispatch::Journey::Visitors::Visitor
Defined in: actionpack/lib/action_dispatch/journey/path/pattern.rb

Constant Summary

::ActionDispatch::Journey::Visitors::Visitor - Inherited

DISPATCH_CACHE

Class Method Summary

Instance Method Summary

::ActionDispatch::Journey::Visitors::Visitor - Inherited

#accept, #binary, #nary, #terminal, #unary, #visit, #visit_CAT, #visit_DOT, #visit_GROUP, #visit_LITERAL, #visit_OR, #visit_SLASH, #visit_STAR, #visit_SYMBOL

Constructor Details

.new(separator, matchers) ⇒ AnchoredRegexp

[ GitHub ] 

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 69



def initialize(separator, matchers)
  @separator = separator
  @matchers  = matchers
  @separator_re = "([^#{separator}]+)"
  super()
end


  







Instance Method Details



  

    #accept(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 76



def accept(node)
  %r{\A#{visit node}\Z}
end


  








  

    #visit_CAT(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 80



def visit_CAT(node)
  "#{visit(node.left)}#{visit(node.right)}"
end


  








  

    #visit_DOT(node)  
  



  

    

Alias for #visit_LITERAL.


  



  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 100



alias :visit_DOT :visit_LITERAL


  








  

    #visit_GROUP(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 93



def visit_GROUP(node)
  "(?:#{visit node.left})?"
end


  








  

    #visit_LITERAL(node)  
    Also known as: #visit_DOT
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 97



def visit_LITERAL(node)
  Regexp.escape(node.left)
end


  








  

    #visit_OR(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 111



def visit_OR(node)
  children = node.children.map { |n| visit n }
  "(?:#{children.join(?|)})"
end


  








  

    #visit_SLASH(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 102



def visit_SLASH(node)
  node.left
end


  








  

    #visit_STAR(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 106



def visit_STAR(node)
  re = @matchers[node.left.to_sym]
  re ? "(#{re})" : "(.+)"
end


  








  

    #visit_SYMBOL(node)  
  

  [ GitHub ]


  

  


# File 'actionpack/lib/action_dispatch/journey/path/pattern.rb', line 84



def visit_SYMBOL(node)
  node = node.to_sym

  return @separator_re unless @matchers.key?(node)

  re = @matchers[node]
  "(#{Regexp.union(re)})"
end