Class: Qdsl::Boolean

Inherits:
Expression show all
Defined in:
lib/boolean.rb

Direct Known Subclasses

And, Or

Instance Method Summary collapse

Methods inherited from Expression

#and, #or

Constructor Details

#initialize(operator, exprs) ⇒ Boolean

Returns a new instance of Boolean.



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# File 'lib/boolean.rb', line 5

def initialize(operator, exprs)
  @operator = operator
  @exprs = exprs
end

Instance Method Details

#render_sql(context, ids) ⇒ Object 



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# File 'lib/boolean.rb', line 10

def render_sql(context, ids)
  expr_results = @exprs.collect { |x| render_operand(context, ids, x) }
  parameters = expr_results.inject({}) { |acc, x| acc.merge(x.parameters) }
  SimpleRenderResult.new(expr_results.collect { |x| "(#{x.sql})" }.join(" #{@operator} "), parameters)
end