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Versions: 8
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Contents
require "metamorpher/terms/term"
require "metamorpher/matcher/match"
require "metamorpher/matcher/no_match"
module Metamorpher
module Terms
class Literal < Term
attributes children: []
def initialize(attributes = {})
initialize_attributes(attributes)
children.each { |child| child.parent = self }
end
def inspect
if leaf?
"#{name}"
else
"#{name}(#{children.map(&:inspect).join(', ')})"
end
end
def leaf?
children.empty?
end
def branch?
!leaf?
end
def child_of?(parent_name)
parent && parent.name == parent_name
end
def children_younger_than_or_equal_to(child)
children[(index(child))..-1]
end
private
def index(child)
children.index(child) ||
fail(ArgumentError, "#{child.inspect} is not a child of #{inspect}")
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems