Sha256: 0fb435d158a92c410c0db661ab7389f9540963f72994310ae6d6abf26fc3a65f
Contents?: true
Size: 407 Bytes
Versions: 9
Compression:
Stored size: 407 Bytes
Contents
module Kl
module Primitives
module Lists
def cons(a, b)
Kl::Cons.new(a, b)
end
def hd(a)
raise Kl::Error, "#{a} is not a list" unless a.kind_of? Kl::Cons
a.hd
end
def tl(a)
raise Kl::Error, "#{a} is not a list" unless a.kind_of? Kl::Cons
a.tl
end
def cons?(a)
a.kind_of? Kl::Cons
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems