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Contents
module NinjaModel
class Predicate
PREDICATES = [:eq, :ne, :gt, :gte, :lt, :lte, :in]
attr_reader :attribute, :meth, :value
def initialize(attribute, meth, *args)
@attribute = attribute
@meth = meth
@valued = !args.blank?
@value = args.blank? ? nil : args.first
end
def value=(value)
@value = value
@valued = true
end
def has_value?
@valued
end
def test(suspect)
case meth
when :eq
suspect.eql?(value)
when :ne
!suspect.eql?(value)
when :gt
suspect > value
when :gte
suspect >= value
when :lt
suspect < value
when :lte
suspect <= value
when :in
value.include?(suspect)
end
end
end
end
Version data entries
29 entries across 29 versions & 1 rubygems