Class ActionController::Routing::Optimisation::PositionalArgumentsWithAdditionalParams
In: vendor/rails/actionpack/lib/action_controller/routing/optimisations.rb
Parent: PositionalArguments

This case is mostly the same as the positional arguments case above, but it supports additional query parameters as the last argument

Methods

Public Instance methods

To avoid generating "localhost/?host=foo.example.com" we can‘t use this optimisation on routes without any segments

[Source]

     # File vendor/rails/actionpack/lib/action_controller/routing/optimisations.rb, line 122
122:         def applicable?
123:           super && route.segment_keys.size > 0
124:         end

This case uses almost the same code as positional arguments, but add a question mark and args.last.to_query on the end, unless the last arg is empty

[Source]

     # File vendor/rails/actionpack/lib/action_controller/routing/optimisations.rb, line 116
116:         def generation_code
117:           super.insert(-2, '#{\'?\' + args.last.to_query unless args.last.empty?}')
118:         end

[Source]

     # File vendor/rails/actionpack/lib/action_controller/routing/optimisations.rb, line 108
108:         def guard_conditions
109:           ["args.size == #{route.segment_keys.size + 1}"] +
110:           UrlRewriter::RESERVED_OPTIONS.collect{ |key| "!args.last.has_key?(:#{key})" }
111:         end

[Validate]