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Versions: 28
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Contents
#!/usr/bin/env ruby
# frozen_string_literal: true
# encoding=utf-8
# version 2023-10-02
class FalseClass
unless defined?(blank?)
def present?
true
end
end
end
# is the value empty?
#
class String
unless defined?(blank?)
def blank?
empty? || /\A[[:space:]]*\z/.freeze.match?(self)
end
end
end
# is the value non-empty?
#
class String
unless defined?(present?)
def present?
!empty?
end
end
end
# is the value a non-empty string or a binary?
#
# :reek:ManualDispatch ### temp
class Object
unless defined?(present?)
def present?
case self.class.to_s
when 'FalseClass', 'TrueClass'
true
else
self && (!respond_to?(:present?) || !present?)
end
end
end
end
if $PROGRAM_NAME == __FILE__
require 'minitest/autorun'
class TestStringMethods < Minitest::Test
def test_blank
assert ''.blank?
assert ' '.blank?
assert "\t\n\r".blank?
refute 'foo'.blank?
end
def test_present
assert 'foo'.present?
refute ''.present?
end
end
class TestObjectMethods < Minitest::Test
def test_present
assert 'foo'.present?
refute ''.present?
assert Object.new.present?
assert 123.present?
assert true.present?
assert false.present?
refute nil.present?
end
end
end
Version data entries
28 entries across 28 versions & 1 rubygems