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Contents
module Array::EachBatch
def each_batch(batch_size = 1000, &block)
raise "Invalid parameter #{batch_size.inspect}, must be a Fixnum" unless batch_size.is_a?(Fixnum)
data = dup
begin
batch = data.slice!(0..(batch_size-1))
yield batch
end until data.empty?
self
end
end
Array.send :include, Array::EachBatch
module Array::Cross::Etest
def test_each_batch
r = []
[1,2,3,4,5,6,7,8,9].each_batch 3 do |batch|
r << batch
end
assert_equal( [[1,2,3],[4,5,6],[7,8,9]], r)
r = []
[1,2,3,4,5,6,7].each_batch 3 do |batch|
r << batch
end
assert_equal( [[1,2,3],[4,5,6],[7]], r)
end
end if VEX_TEST == "base"
Version data entries
12 entries across 12 versions & 1 rubygems