Given a route
map.person '/people/:id'
If the user calls person_url(@person), we can simply return a string like "/people/#{@person.to_param}" rather than triggering the expensive logic in url_for.
Methods
Public Instance methods
[ show source ]
# File actionpack/lib/action_controller/routing/optimisations.rb, line 78
78: def generation_code
79: elements = []
80: idx = 0
81:
82: if kind == :url
83: elements << '#{request.protocol}'
84: elements << '#{request.host_with_port}'
85: end
86:
87: elements << '#{ActionController::Base.relative_url_root if ActionController::Base.relative_url_root}'
88:
89: # The last entry in <tt>route.segments</tt> appears to *always* be a
90: # 'divider segment' for '/' but we have assertions to ensure that
91: # we don't include the trailing slashes, so skip them.
92: (route.segments.size == 1 ? route.segments : route.segments[0..-2]).each do |segment|
93: if segment.is_a?(DynamicSegment)
94: elements << segment.interpolation_chunk("args[#{idx}].to_param")
95: idx += 1
96: else
97: elements << segment.interpolation_chunk
98: end
99: end
100: %("#{elements * ''}")
101: end
[ show source ]
# File actionpack/lib/action_controller/routing/optimisations.rb, line 67
67: def guard_conditions
68: number_of_arguments = route.required_segment_keys.size
69: # if they're using foo_url(:id=>2) it's one
70: # argument, but we don't want to generate /foos/id2
71: if number_of_arguments == 1
72: ["args.size == 1", "!args.first.is_a?(Hash)"]
73: else
74: ["args.size == #{number_of_arguments}"]
75: end
76: end