Sha256: 448a163a936fc363c5be881f002b8b8b9880476274552dc18132ae5a7d8cf76f
Contents?: true
Size: 691 Bytes
Versions: 12
Compression:
Stored size: 691 Bytes
Contents
module Array::Cross
def cross(other, &block)
if !block_given?
r = []
cross(other) do |mine, others|
r << [ mine, others ]
end
return r
else
each do |obj|
other.each do |oo| yield obj, oo end
end
end
end
end
Array.send :include, Array::Cross
module Array::Cross::Etest
def test_cross
assert_equal( [[1,1]], [1].cross([1]) )
assert_equal( [[1,1], [2,1]], [1, 2].cross([1]) )
assert_equal( [[1,1], [1,3], [2,1], [2,3]], [1, 2].cross([1, 3]) )
assert_equal( [], [1, 2].cross([]) )
end
end if VEX_TEST == "base"
Version data entries
12 entries across 12 versions & 1 rubygems