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# frozen_string_literal: true
module Gitlab
module RelativePositioning
class Range
attr_reader :lhs, :rhs
def open_on_left?
lhs.nil?
end
def open_on_right?
rhs.nil?
end
def cover?(item_context)
return false unless item_context
return false unless item_context.positioned?
return true if item_context.object == lhs&.object
return true if item_context.object == rhs&.object
pos = item_context.relative_position
return lhs.relative_position < pos if open_on_right?
return pos < rhs.relative_position if open_on_left?
lhs.relative_position < pos && pos < rhs.relative_position
end
def ==(other)
other.is_a?(RelativePositioning::Range) && lhs == other.lhs && rhs == other.rhs
end
end
end
end
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