Class: ParamsReady::Helpers::ArelBuilder::Attribute

Inherits:
Object
  • Object
show all
Defined in:
lib/params_ready/helpers/arel_builder.rb

Defined Under Namespace

Classes: Callable, Literal

Class Method Summary collapse

Class Method Details

.instance(object, arel_table: nil) ⇒ Object 



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# File 'lib/params_ready/helpers/arel_builder.rb', line 51

def self.instance(object, arel_table: nil)
  case object
  when Arel::Nodes::Node, Arel::Nodes::SqlLiteral, Arel::Attribute
    raise ParamsReadyError, "Arel table unexpected" unless arel_table.nil? || arel_table == :none
    ArelObject.new(object)
  when Proc
    raise ParamsReadyError, "Arel table unexpected" unless arel_table.nil? || arel_table == :none
    Callable.new(object)
  when String, Symbol
    Literal.new(object, arel_table)
  else
    raise ParamsReadyError, "Unexpected type for arel builder: #{object.class.name}"
  end
end