diff options
Diffstat (limited to 'activerecord/lib/arel/nodes/binary.rb')
-rw-r--r-- | activerecord/lib/arel/nodes/binary.rb | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/activerecord/lib/arel/nodes/binary.rb b/activerecord/lib/arel/nodes/binary.rb new file mode 100644 index 0000000000..e184e99c73 --- /dev/null +++ b/activerecord/lib/arel/nodes/binary.rb @@ -0,0 +1,52 @@ +# frozen_string_literal: true + +module Arel # :nodoc: all + module Nodes + class Binary < Arel::Nodes::NodeExpression + attr_accessor :left, :right + + def initialize(left, right) + super() + @left = left + @right = right + end + + def initialize_copy(other) + super + @left = @left.clone if @left + @right = @right.clone if @right + end + + def hash + [self.class, @left, @right].hash + end + + def eql?(other) + self.class == other.class && + self.left == other.left && + self.right == other.right + end + alias :== :eql? + end + + %w{ + As + Assignment + Between + GreaterThan + GreaterThanOrEqual + Join + LessThan + LessThanOrEqual + NotEqual + NotIn + Or + Union + UnionAll + Intersect + Except + }.each do |name| + const_set name, Class.new(Binary) + end + end +end |