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Size: 302 Bytes
Versions: 47
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module Backports
# Safe alias_method that will only alias if the source exists and destination doesn't
def self.alias_method(mod, new_name, old_name)
mod.instance_eval do
alias_method new_name, old_name
end if mod.method_defined?(old_name) && !mod.method_defined?(new_name)
end
end
Version data entries
47 entries across 47 versions & 4 rubygems