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Versions: 8
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Stored size: 947 Bytes
Contents
module Alf
module Algebra
module Classification
# @return true if this is a relational operator, false otherwise
def relational?
ancestors.include?(Relational)
end
# @return true if this is an experimental operator, false otherwise
def experimental?
ancestors.include?(Experimental)
end
# @return true if this is a non relational operator, false otherwise
def non_relational?
ancestors.include?(NonRelational)
end
# @return true if this operator is a zero-ary operator, false otherwise
def nullary?
arity == 0
end
# @return true if this operator is an unary operator, false otherwise
def unary?
arity == 1
end
# @return true if this operator is a binary operator, false otherwise
def binary?
arity == 2
end
end # module Classification
end # module Algebra
end # module Alf
Version data entries
8 entries across 8 versions & 1 rubygems