Class: TPPlus::Nodes::WaitUntilNode

Inherits:
Object
  • Object
show all
Defined in:
lib/tp_plus/nodes/wait_until_node.rb

Instance Method Summary collapse

Constructor Details

#initialize(expression, timeout_options) ⇒ WaitUntilNode

Returns a new instance of WaitUntilNode.



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 4

def initialize(expression, timeout_options)
  @expression = expression
  @timeout_options = timeout_options || {}
end

Instance Method Details

#can_be_inlined? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 46

def can_be_inlined?
  false
end

#eval(context) ⇒ Object 



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 60

def eval(context)
  "#{wait_timeout(context)}WAIT #{string_value(context)}#{timeout(context)}"
end

#string_value(context) ⇒ Object 



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 56

def string_value(context)
  "(#{@expression.eval(context)})"
end

#timeout(context) ⇒ Object 



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 9

def timeout(context)
  return "" if @timeout_options[:label].nil?

  " TIMEOUT,LBL[#{context.labels[@timeout_options[:label].to_sym]}]"
end

#val(context) ⇒ Object 



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 15

def val(context)
  value_node = @timeout_options[:timeout][0]
  units = @timeout_options[:timeout][1]

  if value_node.is_a?(VarNode)
    value = value_node.eval(context)

    case units
    when "s"
      value = "#{value}*100"
    when "ms"
      value = "#{value}*.1"
    else
      raise "invalid units"
    end
  else
    value = value_node.eval(context).to_i

    case units
    when "s"
      value = (value * 100).to_i
    when "ms"
      value = (value * 0.1).to_i
    else
      raise "invalid units"
    end
  end

  value
end

#wait_timeout(context) ⇒ Object 



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# File 'lib/tp_plus/nodes/wait_until_node.rb', line 50

def wait_timeout(context)
  return "" if @timeout_options[:timeout].nil?

  "$WAITTMOUT=(#{val(context)}) ;\n"
end