Sha256: 7b789b830937e08d63bab54c0aacc6c602a71e0e27cc16b172da2596894f3154
Contents?: true
Size: 877 Bytes
Versions: 19
Compression:
Stored size: 877 Bytes
Contents
module Finitio
class Constraint
include Metadata
def initialize(native, name = nil, metadata = nil)
unless native.respond_to?(:===)
raise ArgumentError, "Constraint must respond to :==="
end
unless name.nil? or name.is_a?(Symbol)
raise ArgumentError, "Constraint name must be a Symbol"
end
@native = native
@name = name
@metadata = metadata
end
attr_reader :native
protected :native
def anonymous?
@name.nil?
end
def named?
!anonymous?
end
def name
@name || :default
end
def ===(*args, &bl)
native.===(*args, &bl)
end
def ==(other)
super || (other.is_a?(Constraint) && native==other.native)
end
alias :eql? :==
def hash
self.class.hash ^ native.hash
end
end # class Constraint
end # module Finitio
Version data entries
19 entries across 19 versions & 1 rubygems