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Add Pry::Method#super

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This commit is contained in:
Conrad Irwin 2011-10-14 00:02:55 -07:00
parent 19e83828cf
commit 5d6e1ce7b2
1 changed files with 23 additions and 0 deletions
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23
lib/pry/method.rb
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@ -265,6 +265,18 @@ class Pry
"#{name}(#{args.join(', ')})"
end
# @return [Pry::Method, nil] The wrapped method that get's called when you
# use "super" in the body of this method.
def super(times=1)
if respond_to?(:receiver)
sup = super_using_ancestors(Pry::Method.resolution_order(receiver), times)
sup &&= sup.bind(receiver)
else
sup = super_using_ancestors(Pry::Method.instance_resolution_order(owner), times)
end
Pry::Method.new(sup) if sup
end
# @return [Boolean] Was the method defined outside a source file?
def dynamically_defined?
!!(source_file and source_file =~ /(\(.*\))|<.*>/)
@ -333,5 +345,16 @@ class Pry
def strip_leading_whitespace(text)
Pry::Helpers::CommandHelpers.unindent(text)
end
# @param [Class,Module] the ancestors to investigate
# @return [Method] the unwrapped super-method
def super_using_ancestors(ancestors, times=1)
next_owner = self.owner
times.times do
next_owner = ancestors[ancestors.index(next_owner) + 1]
return nil unless next_owner
end
next_owner.instance_method(name) rescue nil
end
end
end