unless Numeric.method_defined? :pos?
class Numeric
# Checks whether a number is positive.
#
# @return [Boolean] true is the number is positive, false otherwise
#
# @example
# 5.pos? #=> true
#
# @example
# -0.5.pos? #=> false
#
# @example
# 0.pos? #=> false
def pos?
self > 0
end
end
end