Class: FilterParam::Operator

Inherits:
Object
  • Object
show all
Defined in:
lib/filter_param/operator.rb

Class Method Summary collapse

Class Method Details

.binaries ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 27

def binaries
  with_type(:binary).map(&:tag)
end

.for(operator_tag) ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 23

def for(operator_tag)
  registry[operator_tag]
end

.operator_tag(operator_tag) ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 10

def operator_tag(operator_tag)
  @operator_tag ||= operator_tag
end

.register(operator_clazz) ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 14

def register(operator_clazz)
  operator_tag = operator_clazz.tag
  registry[operator_tag] = operator_clazz
end

.tag ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 19

def tag
  @operator_tag
end

.type ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 4

def type
  return :unary if method(:sql).arity == 1

  :binary
end

.unaries ⇒ Object 



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# File 'lib/filter_param/operator.rb', line 31

def unaries
  with_type(:unary).map(&:tag)
end