This method is deprecated or moved on the latest stable version.
The last existing version (v1_8_7_330) is shown here.
all_method_names()
public
Return a list of all out method names
# File lib/rdoc/ri/ri_cache.rb, line 102
def all_method_names
res = @class_methods.map {|m| m.full_name }
@instance_methods.each {|m| res << m.full_name}
res
end