Sha256: dd818c91b7bb69b030d15377a016fe720f029653bc5a59095a02adaac1d7c520
Contents?: true
Size: 829 Bytes
Versions: 25
Compression:
Stored size: 829 Bytes
Contents
class Object
# An object is blank if it's nil, empty, or a whitespace string.
# For example, "", " ", nil, [], and {} are blank.
#
# This simplifies
# if !address.nil? && !address.empty?
# to
# if !address.blank?
def blank?
if respond_to?(:empty?) && respond_to?(:strip)
empty? or strip.empty?
elsif respond_to?(:empty?)
empty?
else
!self
end
end
end
class NilClass #:nodoc:
def blank?
true
end
end
class FalseClass #:nodoc:
def blank?
true
end
end
class TrueClass #:nodoc:
def blank?
false
end
end
class Array #:nodoc:
alias_method :blank?, :empty?
end
class Hash #:nodoc:
alias_method :blank?, :empty?
end
class String #:nodoc:
def blank?
empty? || strip.empty?
end
end
class Numeric #:nodoc:
def blank?
false
end
end
Version data entries
25 entries across 25 versions & 3 rubygems