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rails--rails/activerecord/lib/arel/factory_methods.rb

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# frozen_string_literal: true
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module Arel # :nodoc: all
###
# Methods for creating various nodes
module FactoryMethods
def create_true
Arel::Nodes::True.new
end
def create_false
Arel::Nodes::False.new
end
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def create_table_alias(relation, name)
Nodes::TableAlias.new(relation, name)
end
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def create_join(to, constraint = nil, klass = Nodes::InnerJoin)
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klass.new(to, constraint)
end
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def create_string_join(to)
create_join to, nil, Nodes::StringJoin
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end
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def create_and(clauses)
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Nodes::And.new clauses
end
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def create_on(expr)
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Nodes::On.new expr
end
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def grouping(expr)
Nodes::Grouping.new expr
end
###
# Create a LOWER() function
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def lower(column)
Nodes::NamedFunction.new "LOWER", [Nodes.build_quoted(column)]
end
end
end