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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/lib/ruby/vendor_ruby/rake/ext/ |
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class Module
# Check for an existing method in the current class before extending. If
# the method already exists, then a warning is printed and the extension is
# not added. Otherwise the block is yielded and any definitions in the
# block will take effect.
#
# Usage:
#
# class String
# rake_extension("xyz") do
# def xyz
# ...
# end
# end
# end
#
def rake_extension(method) # :nodoc:
if method_defined?(method)
$stderr.puts "WARNING: Possible conflict with Rake extension: " +
"#{self}##{method} already exists"
else
yield
end
end
end