Class: HttpRouter::Node::FreeRegex

Inherits:

HttpRouter::Node

• Object
• HttpRouter::Node
• HttpRouter::Node::FreeRegex

show all

Defined in:

lib/http_router/node/free_regex.rb

Instance Attribute Summary (collapse)

• - (Object) matcher readonly

  Returns the value of attribute matcher.

Attributes inherited from HttpRouter::Node

#node_position, #parent, #priority, #router

Instance Method Summary (collapse)

• - (FreeRegex) initialize(router, parent, matcher) constructor

  A new instance of FreeRegex.

• - (Object) to_code
• - (Boolean) usable?(other)

Methods inherited from HttpRouter::Node

#add_arbitrary, #add_destination, #add_free_match, #add_glob, #add_glob_regexp, #add_lookup, #add_match, #add_request, #add_spanning_match, #add_variable

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# File 'lib/http_router/node/free_regex.rb', line 5

def initialize(router, parent, matcher)
  @matcher = matcher
  super(router, parent)
end

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# File 'lib/http_router/node/free_regex.rb', line 4

def matcher
  @matcher
end

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# File 'lib/http_router/node/free_regex.rb', line 10

def to_code
  "whole_path#{depth} = \"/\#{request.joined_path}\"
  if match = #{matcher.inspect}.match(whole_path#{depth}) and match[0].size == whole_path#{depth}.size
    request.extra_env['router.regex_match'] = match
    old_path = request.path
    request.path = ['']
    " << (use_named_captures? ?
    "match.names.size.times{|i| request.params << match[i + 1]} if match.respond_to?(:names) && match.names" : "") << "
    #{super}
    request.path = old_path
    request.extra_env.delete('router.regex_match')
    " << (use_named_captures? ?
    "params.slice!(-match.names.size, match.names.size)" : ""
    ) << "
  end"
end

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# File 'lib/http_router/node/free_regex.rb', line 27

def usable?(other)
  other.class == self.class && other.matcher == matcher
end