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-rw-r--r--actionpack/lib/action_dispatch/routing/mapper.rb20
1 files changed, 19 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 278cf383ee..cc3ed169d8 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -32,6 +32,8 @@ module ActionDispatch
end
class Mapping
+ IGNORE_OPTIONS = [:to, :as, :controller, :action, :via, :on, :constraints, :defaults, :only, :except, :anchor]
+
def initialize(set, scope, args)
@set, @scope = set, scope
@path, @options = extract_path_and_options(args)
@@ -96,7 +98,15 @@ module ActionDispatch
end
def defaults
- @defaults ||= if to.respond_to?(:call)
+ @defaults ||= (@options[:defaults] || {}).tap do |defaults|
+ defaults.merge!(default_controller_and_action)
+ defaults.reverse_merge!(@scope[:defaults]) if @scope[:defaults]
+ @options.each { |k, v| defaults[k] = v unless v.is_a?(Regexp) || IGNORE_OPTIONS.include?(k.to_sym) }
+ end
+ end
+
+ def default_controller_and_action
+ if to.respond_to?(:call)
{ }
else
defaults = case to
@@ -299,6 +309,10 @@ module ActionDispatch
scope(:constraints => constraints) { yield }
end
+ def defaults(defaults = {})
+ scope(:defaults => defaults) { yield }
+ end
+
def match(*args)
options = args.extract_options!
@@ -343,6 +357,10 @@ module ActionDispatch
merge_options_scope(parent, child)
end
+ def merge_defaults_scope(parent, child)
+ merge_options_scope(parent, child)
+ end
+
def merge_blocks_scope(parent, child)
(parent || []) + [child]
end