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Contents
module MoreCoreExtensions
module ArrayInclusions
#
# Returns whether the Array contains any of the items.
#
# [1, 2, 3].include_any?(1, 2) #=> true
# [1, 2, 3].include_any?(1, 4) #=> true
# [1, 2, 3].include_any?(4, 5) #=> false
def include_any?(*items)
!(self & items).empty?
end
#
# Returns whether the Array contains none of the items.
#
# [1, 2, 3].include_none?(1, 2) #=> false
# [1, 2, 3].include_none?(1, 4) #=> false
# [1, 2, 3].include_none?(4, 5) #=> true
def include_none?(*items)
(self & items).empty?
end
#
# Returns whether the Array contains all of the items.
#
# [1, 2, 3].include_all?(1, 2) #=> true
# [1, 2, 3].include_all?(1, 4) #=> false
# [1, 2, 3].include_all?(4, 5) #=> false
def include_all?(*items)
(items - self).empty?
end
#
# Returns whether the Array has a value at the index.
#
# [1, 2, 3].includes_index?(-4) #=> false
# [1, 2, 3].includes_index?(-3) #=> true
# [1, 2, 3].includes_index?(1) #=> true
# [1, 2, 3].includes_index?(2) #=> true
# [1, 2, 3].includes_index?(3) #=> false
def includes_index?(index)
(-self.length...self.length).cover?(index)
end
end
end
Array.send(:include, MoreCoreExtensions::ArrayInclusions)
Version data entries
4 entries across 4 versions & 1 rubygems