Sha256: 4babd62fb229e3ab8276b304f068d4722b322458f1223d965236bde5d7c95427
Contents?: true
Size: 879 Bytes
Versions: 15
Compression:
Stored size: 879 Bytes
Contents
module Arel
module Nodes
class Function < Arel::Nodes::Node
include Arel::Predications
include Arel::WindowPredications
attr_accessor :expressions, :alias, :distinct
def initialize expr, aliaz = nil
super()
@expressions = expr
@alias = aliaz && SqlLiteral.new(aliaz)
@distinct = false
end
def as aliaz
self.alias = SqlLiteral.new(aliaz)
self
end
def hash
[@expressions, @alias, @distinct].hash
end
def eql? other
self.class == other.class &&
self.expressions == other.expressions &&
self.alias == other.alias &&
self.distinct == other.distinct
end
end
%w{
Sum
Exists
Max
Min
Avg
}.each do |name|
const_set(name, Class.new(Function))
end
end
end
Version data entries
15 entries across 15 versions & 6 rubygems