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docile
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simplify and clarify

This commit is contained in:
Marc Siegel 2013-07-25 10:03:04 -04:00
parent ef6d1df0cd
commit 38d2e41de5
1 changed files with 4 additions and 9 deletions
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13
lib/docile/fallback_context_proxy.rb
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@ -10,9 +10,7 @@ module Docile
NON_PROXIED_INSTANCE_VARIABLES = Set[:@__receiver__, :@__fallback__]
instance_methods.each do |method|
unless NON_PROXIED_METHODS.include?(method.to_sym)
undef_method(method)
end
undef_method(method) unless NON_PROXIED_METHODS.include?(method.to_sym)
end
def initialize(receiver, fallback)
@ -20,7 +18,6 @@ module Docile
@__fallback__ = fallback
end
# Special case to allow proxy instance variables
def instance_variables
# Ruby 1.8.x returns string names, convert to symbols for compatibility
super.select { |v| !NON_PROXIED_INSTANCE_VARIABLES.include?(v.to_sym) }
@ -31,11 +28,9 @@ module Docile
end
def __proxy_method__(method, *args, &block)
begin
@__receiver__.__send__(method.to_sym, *args, &block)
rescue ::NoMethodError => e
@__fallback__.__send__(method.to_sym, *args, &block)
end
@__receiver__.__send__(method.to_sym, *args, &block)
rescue ::NoMethodError => e
@__fallback__.__send__(method.to_sym, *args, &block)
end
end
end