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Contents
module Antrapol
module ToolRack
module ConditionUtils
def is_empty?(obj)
if not defined?(obj)
true
elsif obj.nil?
true
elsif obj.respond_to?(:empty?)
if obj.respond_to?(:strip)
obj.strip.empty?
else
obj.empty?
end
elsif obj.respond_to?(:length)
obj.length == 0
elsif obj.respond_to?(:size)
obj.size == 0
else
false
end
end # is_empty?
def not_empty?(obj)
!is_empty?(obj)
end # not empty
def is_boolean?(val)
!!val == val
end
alias_method :is_bool?, :is_boolean?
def is_string_boolean?(str)
if not_empty?(str)
s = str.to_s.strip.downcase
case s
when "true", "false"
true
else
false
end
else
false
end
end
alias_method :is_str_bool?, :is_string_boolean?
end # ConditionUtils
end # MyToolRack
end # Antrapol
Version data entries
9 entries across 9 versions & 1 rubygems