Module: MethodLocator

Defined in:
lib/method_locator.rb,
lib/method_locator/version.rb

Overview

MethodLocator finds all method definitions in an object instance, class, or module ancestor chain. This code will make more sense if you understand Ruby’s object model and method lookup path. See README for more information.

Constant Summary collapse

VERSION = 
"0.0.4"

Instance Method Summary collapse

Instance Method Details

#method_lookup_path ⇒ Object 



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# File 'lib/method_locator.rb', line 13

def method_lookup_path
  lookup_path = is_a?(Class) ? class_lookup_path : nonclass_lookup_path
  insert_modules_into(lookup_path)
end

#methods_for(meth) ⇒ Object 



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# File 'lib/method_locator.rb', line 7

def methods_for(meth)
  method_lookup_path.each_with_object([]) do |clazz, matches|
    matches << clazz.instance_method(meth) if instance_methods_for(clazz).include?(meth)
  end
end

#only_class_ancestors ⇒ Object 



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# File 'lib/method_locator.rb', line 18

def only_class_ancestors
  ancestors.grep(Class)
end