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Contents
# rubocop:disable Naming/MethodName
# rubocop:disable Naming/UncommunicativeMethodParamName
module Arel
module Nodes
# https://www.postgresql.org/docs/9.4/functions-math.html
class Factorial < Arel::Nodes::Node
attr_accessor :prefix
attr_accessor :expr
def initialize(expr, prefix)
@expr = expr
@prefix = prefix
end
end
end
module Visitors
class ToSql
def visit_Arel_Nodes_Factorial(o, collector)
if o.prefix
collector << '!! '
visit o.expr, collector
else
visit o.expr, collector
collector << ' !'
end
end
end
class Dot
def visit_Arel_Nodes_Factorial(o)
visit_edge o, 'expr'
visit_edge o, 'prefix'
end
end
end
end
# rubocop:enable Naming/UncommunicativeMethodParamName
# rubocop:enable Naming/MethodName
Version data entries
10 entries across 10 versions & 1 rubygems