Class: ParamsReady::Helpers::ArelBuilder::Callable

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

Direct Known Subclasses

Attribute::Callable, Table::Callable

Instance Method Summary collapse

Constructor Details

#initialize(proc) ⇒ Callable

Returns a new instance of Callable.



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# File 'lib/params_ready/helpers/arel_builder.rb', line 7

def initialize(proc)
  @proc = proc
end

Instance Method Details

#to_arel(*args) ⇒ Object 



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# File 'lib/params_ready/helpers/arel_builder.rb', line 11

def to_arel(*args)
  result = @proc.call(*args)
  case result
  when String, Symbol
    to_literal(result).to_arel(*args)
  else
    result
  end
end

#to_literal ⇒ Object

Raises:



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# File 'lib/params_ready/helpers/arel_builder.rb', line 21

def to_literal(*)
  raise ParamsReadyError, "Unimplemented: #{self.class.name}##{__callee__}"
end