class Puppet::Parser::AST::Minus

Attributes

value[RW]

Public Instance Methods

each() { |value| ... } click to toggle source

# File lib/puppet/parser/ast/minus.rb, line 10
def each
  yield @value
end

evaluate(scope) click to toggle source

# File lib/puppet/parser/ast/minus.rb, line 14
def evaluate(scope)
  val = @value.safeevaluate(scope)
  val = Puppet::Parser::Scope.number?(val)
  if val == nil
    raise ArgumentError, "minus operand #{val} is not a number"
  end
  -val
end